pub type SubcallHandle = Box<dyn SubcallTrait>;

Aliased Type§

struct SubcallHandle(/* private fields */);

Implementations

source§

impl<T> Box<T>

1.0.0 · source

pub fn new(x: T) -> Box<T>

Allocates memory on the heap and then places x into it.

This doesn’t actually allocate if T is zero-sized.

§Examples
let five = Box::new(5);
source

pub fn new_uninit() -> Box<MaybeUninit<T>>

🔬This is a nightly-only experimental API. (new_uninit)

Constructs a new box with uninitialized contents.

§Examples
#![feature(new_uninit)]

let mut five = Box::<u32>::new_uninit();

let five = unsafe {
    // Deferred initialization:
    five.as_mut_ptr().write(5);

    five.assume_init()
};

assert_eq!(*five, 5)
source

pub fn new_zeroed() -> Box<MaybeUninit<T>>

🔬This is a nightly-only experimental API. (new_uninit)

Constructs a new Box with uninitialized contents, with the memory being filled with 0 bytes.

See MaybeUninit::zeroed for examples of correct and incorrect usage of this method.

§Examples
#![feature(new_uninit)]

let zero = Box::<u32>::new_zeroed();
let zero = unsafe { zero.assume_init() };

assert_eq!(*zero, 0)
1.33.0 · source

pub fn pin(x: T) -> Pin<Box<T>>

Constructs a new Pin<Box<T>>. If T does not implement Unpin, then x will be pinned in memory and unable to be moved.

Constructing and pinning of the Box can also be done in two steps: Box::pin(x) does the same as Box::into_pin(Box::new(x)). Consider using into_pin if you already have a Box<T>, or if you want to construct a (pinned) Box in a different way than with Box::new.

source

pub fn try_new(x: T) -> Result<Box<T>, AllocError>

🔬This is a nightly-only experimental API. (allocator_api)

Allocates memory on the heap then places x into it, returning an error if the allocation fails

This doesn’t actually allocate if T is zero-sized.

§Examples
#![feature(allocator_api)]

let five = Box::try_new(5)?;
source

pub fn try_new_uninit() -> Result<Box<MaybeUninit<T>>, AllocError>

🔬This is a nightly-only experimental API. (allocator_api)

Constructs a new box with uninitialized contents on the heap, returning an error if the allocation fails

§Examples
#![feature(allocator_api, new_uninit)]

let mut five = Box::<u32>::try_new_uninit()?;

let five = unsafe {
    // Deferred initialization:
    five.as_mut_ptr().write(5);

    five.assume_init()
};

assert_eq!(*five, 5);
source

pub fn try_new_zeroed() -> Result<Box<MaybeUninit<T>>, AllocError>

🔬This is a nightly-only experimental API. (allocator_api)

Constructs a new Box with uninitialized contents, with the memory being filled with 0 bytes on the heap

See MaybeUninit::zeroed for examples of correct and incorrect usage of this method.

§Examples
#![feature(allocator_api, new_uninit)]

let zero = Box::<u32>::try_new_zeroed()?;
let zero = unsafe { zero.assume_init() };

assert_eq!(*zero, 0);
source§

impl<T, A> Box<T, A>
where A: Allocator,

source

pub fn new_in(x: T, alloc: A) -> Box<T, A>
where A: Allocator,

🔬This is a nightly-only experimental API. (allocator_api)

Allocates memory in the given allocator then places x into it.

This doesn’t actually allocate if T is zero-sized.

§Examples
#![feature(allocator_api)]

use std::alloc::System;

let five = Box::new_in(5, System);
source

pub fn try_new_in(x: T, alloc: A) -> Result<Box<T, A>, AllocError>
where A: Allocator,

🔬This is a nightly-only experimental API. (allocator_api)

Allocates memory in the given allocator then places x into it, returning an error if the allocation fails

This doesn’t actually allocate if T is zero-sized.

§Examples
#![feature(allocator_api)]

use std::alloc::System;

let five = Box::try_new_in(5, System)?;
source

pub fn new_uninit_in(alloc: A) -> Box<MaybeUninit<T>, A>
where A: Allocator,

🔬This is a nightly-only experimental API. (allocator_api)

Constructs a new box with uninitialized contents in the provided allocator.

§Examples
#![feature(allocator_api, new_uninit)]

use std::alloc::System;

let mut five = Box::<u32, _>::new_uninit_in(System);

let five = unsafe {
    // Deferred initialization:
    five.as_mut_ptr().write(5);

    five.assume_init()
};

assert_eq!(*five, 5)
source

pub fn try_new_uninit_in(alloc: A) -> Result<Box<MaybeUninit<T>, A>, AllocError>
where A: Allocator,

🔬This is a nightly-only experimental API. (allocator_api)

Constructs a new box with uninitialized contents in the provided allocator, returning an error if the allocation fails

§Examples
#![feature(allocator_api, new_uninit)]

use std::alloc::System;

let mut five = Box::<u32, _>::try_new_uninit_in(System)?;

let five = unsafe {
    // Deferred initialization:
    five.as_mut_ptr().write(5);

    five.assume_init()
};

assert_eq!(*five, 5);
source

pub fn new_zeroed_in(alloc: A) -> Box<MaybeUninit<T>, A>
where A: Allocator,

🔬This is a nightly-only experimental API. (allocator_api)

Constructs a new Box with uninitialized contents, with the memory being filled with 0 bytes in the provided allocator.

See MaybeUninit::zeroed for examples of correct and incorrect usage of this method.

§Examples
#![feature(allocator_api, new_uninit)]

use std::alloc::System;

let zero = Box::<u32, _>::new_zeroed_in(System);
let zero = unsafe { zero.assume_init() };

assert_eq!(*zero, 0)
source

pub fn try_new_zeroed_in(alloc: A) -> Result<Box<MaybeUninit<T>, A>, AllocError>
where A: Allocator,

🔬This is a nightly-only experimental API. (allocator_api)

Constructs a new Box with uninitialized contents, with the memory being filled with 0 bytes in the provided allocator, returning an error if the allocation fails,

See MaybeUninit::zeroed for examples of correct and incorrect usage of this method.

§Examples
#![feature(allocator_api, new_uninit)]

use std::alloc::System;

let zero = Box::<u32, _>::try_new_zeroed_in(System)?;
let zero = unsafe { zero.assume_init() };

assert_eq!(*zero, 0);
source

pub fn pin_in(x: T, alloc: A) -> Pin<Box<T, A>>
where A: 'static + Allocator,

🔬This is a nightly-only experimental API. (allocator_api)

Constructs a new Pin<Box<T, A>>. If T does not implement Unpin, then x will be pinned in memory and unable to be moved.

Constructing and pinning of the Box can also be done in two steps: Box::pin_in(x, alloc) does the same as Box::into_pin(Box::new_in(x, alloc)). Consider using into_pin if you already have a Box<T, A>, or if you want to construct a (pinned) Box in a different way than with Box::new_in.

source

pub fn into_boxed_slice(boxed: Box<T, A>) -> Box<[T], A>

🔬This is a nightly-only experimental API. (box_into_boxed_slice)

Converts a Box<T> into a Box<[T]>

This conversion does not allocate on the heap and happens in place.

source

pub fn into_inner(boxed: Box<T, A>) -> T

🔬This is a nightly-only experimental API. (box_into_inner)

Consumes the Box, returning the wrapped value.

§Examples
#![feature(box_into_inner)]

let c = Box::new(5);

assert_eq!(Box::into_inner(c), 5);
source§

impl<T> Box<T>
where T: ?Sized,

1.4.0 · source

pub unsafe fn from_raw(raw: *mut T) -> Box<T>

Constructs a box from a raw pointer.

After calling this function, the raw pointer is owned by the resulting Box. Specifically, the Box destructor will call the destructor of T and free the allocated memory. For this to be safe, the memory must have been allocated in accordance with the memory layout used by Box .

§Safety

This function is unsafe because improper use may lead to memory problems. For example, a double-free may occur if the function is called twice on the same raw pointer.

The safety conditions are described in the memory layout section.

§Examples

Recreate a Box which was previously converted to a raw pointer using Box::into_raw:

let x = Box::new(5);
let ptr = Box::into_raw(x);
let x = unsafe { Box::from_raw(ptr) };

Manually create a Box from scratch by using the global allocator:

use std::alloc::{alloc, Layout};

unsafe {
    let ptr = alloc(Layout::new::<i32>()) as *mut i32;
    // In general .write is required to avoid attempting to destruct
    // the (uninitialized) previous contents of `ptr`, though for this
    // simple example `*ptr = 5` would have worked as well.
    ptr.write(5);
    let x = Box::from_raw(ptr);
}
source§

impl<T, A> Box<T, A>
where A: Allocator, T: ?Sized,

const: unstable · source

pub unsafe fn from_raw_in(raw: *mut T, alloc: A) -> Box<T, A>

🔬This is a nightly-only experimental API. (allocator_api)

Constructs a box from a raw pointer in the given allocator.

After calling this function, the raw pointer is owned by the resulting Box. Specifically, the Box destructor will call the destructor of T and free the allocated memory. For this to be safe, the memory must have been allocated in accordance with the memory layout used by Box .

§Safety

This function is unsafe because improper use may lead to memory problems. For example, a double-free may occur if the function is called twice on the same raw pointer.

§Examples

Recreate a Box which was previously converted to a raw pointer using Box::into_raw_with_allocator:

#![feature(allocator_api)]

use std::alloc::System;

let x = Box::new_in(5, System);
let (ptr, alloc) = Box::into_raw_with_allocator(x);
let x = unsafe { Box::from_raw_in(ptr, alloc) };

Manually create a Box from scratch by using the system allocator:

#![feature(allocator_api, slice_ptr_get)]

use std::alloc::{Allocator, Layout, System};

unsafe {
    let ptr = System.allocate(Layout::new::<i32>())?.as_mut_ptr() as *mut i32;
    // In general .write is required to avoid attempting to destruct
    // the (uninitialized) previous contents of `ptr`, though for this
    // simple example `*ptr = 5` would have worked as well.
    ptr.write(5);
    let x = Box::from_raw_in(ptr, System);
}
1.4.0 · source

pub fn into_raw(b: Box<T, A>) -> *mut T

Consumes the Box, returning a wrapped raw pointer.

The pointer will be properly aligned and non-null.

After calling this function, the caller is responsible for the memory previously managed by the Box. In particular, the caller should properly destroy T and release the memory, taking into account the memory layout used by Box. The easiest way to do this is to convert the raw pointer back into a Box with the Box::from_raw function, allowing the Box destructor to perform the cleanup.

Note: this is an associated function, which means that you have to call it as Box::into_raw(b) instead of b.into_raw(). This is so that there is no conflict with a method on the inner type.

§Examples

Converting the raw pointer back into a Box with Box::from_raw for automatic cleanup:

let x = Box::new(String::from("Hello"));
let ptr = Box::into_raw(x);
let x = unsafe { Box::from_raw(ptr) };

Manual cleanup by explicitly running the destructor and deallocating the memory:

use std::alloc::{dealloc, Layout};
use std::ptr;

let x = Box::new(String::from("Hello"));
let ptr = Box::into_raw(x);
unsafe {
    ptr::drop_in_place(ptr);
    dealloc(ptr as *mut u8, Layout::new::<String>());
}

Note: This is equivalent to the following:

let x = Box::new(String::from("Hello"));
let ptr = Box::into_raw(x);
unsafe {
    drop(Box::from_raw(ptr));
}
source

pub fn into_raw_with_allocator(b: Box<T, A>) -> (*mut T, A)

🔬This is a nightly-only experimental API. (allocator_api)

Consumes the Box, returning a wrapped raw pointer and the allocator.

The pointer will be properly aligned and non-null.

After calling this function, the caller is responsible for the memory previously managed by the Box. In particular, the caller should properly destroy T and release the memory, taking into account the memory layout used by Box. The easiest way to do this is to convert the raw pointer back into a Box with the Box::from_raw_in function, allowing the Box destructor to perform the cleanup.

Note: this is an associated function, which means that you have to call it as Box::into_raw_with_allocator(b) instead of b.into_raw_with_allocator(). This is so that there is no conflict with a method on the inner type.

§Examples

Converting the raw pointer back into a Box with Box::from_raw_in for automatic cleanup:

#![feature(allocator_api)]

use std::alloc::System;

let x = Box::new_in(String::from("Hello"), System);
let (ptr, alloc) = Box::into_raw_with_allocator(x);
let x = unsafe { Box::from_raw_in(ptr, alloc) };

Manual cleanup by explicitly running the destructor and deallocating the memory:

#![feature(allocator_api)]

use std::alloc::{Allocator, Layout, System};
use std::ptr::{self, NonNull};

let x = Box::new_in(String::from("Hello"), System);
let (ptr, alloc) = Box::into_raw_with_allocator(x);
unsafe {
    ptr::drop_in_place(ptr);
    let non_null = NonNull::new_unchecked(ptr);
    alloc.deallocate(non_null.cast(), Layout::new::<String>());
}
const: unstable · source

pub fn allocator(b: &Box<T, A>) -> &A

🔬This is a nightly-only experimental API. (allocator_api)

Returns a reference to the underlying allocator.

Note: this is an associated function, which means that you have to call it as Box::allocator(&b) instead of b.allocator(). This is so that there is no conflict with a method on the inner type.

1.26.0 · source

pub fn leak<'a>(b: Box<T, A>) -> &'a mut T
where A: 'a,

Consumes and leaks the Box, returning a mutable reference, &'a mut T. Note that the type T must outlive the chosen lifetime 'a. If the type has only static references, or none at all, then this may be chosen to be 'static.

This function is mainly useful for data that lives for the remainder of the program’s life. Dropping the returned reference will cause a memory leak. If this is not acceptable, the reference should first be wrapped with the Box::from_raw function producing a Box. This Box can then be dropped which will properly destroy T and release the allocated memory.

Note: this is an associated function, which means that you have to call it as Box::leak(b) instead of b.leak(). This is so that there is no conflict with a method on the inner type.

§Examples

Simple usage:

let x = Box::new(41);
let static_ref: &'static mut usize = Box::leak(x);
*static_ref += 1;
assert_eq!(*static_ref, 42);

Unsized data:

let x = vec![1, 2, 3].into_boxed_slice();
let static_ref = Box::leak(x);
static_ref[0] = 4;
assert_eq!(*static_ref, [4, 2, 3]);
1.63.0 (const: unstable) · source

pub fn into_pin(boxed: Box<T, A>) -> Pin<Box<T, A>>
where A: 'static,

Converts a Box<T> into a Pin<Box<T>>. If T does not implement Unpin, then *boxed will be pinned in memory and unable to be moved.

This conversion does not allocate on the heap and happens in place.

This is also available via From.

Constructing and pinning a Box with Box::into_pin(Box::new(x)) can also be written more concisely using Box::pin(x). This into_pin method is useful if you already have a Box<T>, or you are constructing a (pinned) Box in a different way than with Box::new.

§Notes

It’s not recommended that crates add an impl like From<Box<T>> for Pin<T>, as it’ll introduce an ambiguity when calling Pin::from. A demonstration of such a poor impl is shown below.

struct Foo; // A type defined in this crate.
impl From<Box<()>> for Pin<Foo> {
    fn from(_: Box<()>) -> Pin<Foo> {
        Pin::new(Foo)
    }
}

let foo = Box::new(());
let bar = Pin::from(foo);

Trait Implementations

1.0.0 · source§

impl<S> Seek for Box<S>
where S: Seek + ?Sized,

source§

fn seek(&mut self, pos: SeekFrom) -> Result<u64, Error>

Seek to an offset, in bytes, in a stream. Read more
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fn stream_position(&mut self) -> Result<u64, Error>

Returns the current seek position from the start of the stream. Read more
1.55.0 · source§

fn rewind(&mut self) -> Result<(), Error>

Rewind to the beginning of a stream. Read more
source§

fn stream_len(&mut self) -> Result<u64, Error>

🔬This is a nightly-only experimental API. (seek_stream_len)
Returns the length of this stream (in bytes). Read more
source§

fn seek_relative(&mut self, offset: i64) -> Result<(), Error>

🔬This is a nightly-only experimental API. (seek_seek_relative)
Seeks relative to the current position. Read more
1.0.0 · source§

impl<W> Write for Box<W>
where W: Write + ?Sized,

source§

fn write(&mut self, buf: &[u8]) -> Result<usize, Error>

Write a buffer into this writer, returning how many bytes were written. Read more
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fn write_vectored(&mut self, bufs: &[IoSlice<'_>]) -> Result<usize, Error>

Like write, except that it writes from a slice of buffers. Read more
source§

fn is_write_vectored(&self) -> bool

🔬This is a nightly-only experimental API. (can_vector)
Determines if this Writer has an efficient write_vectored implementation. Read more
source§

fn flush(&mut self) -> Result<(), Error>

Flush this output stream, ensuring that all intermediately buffered contents reach their destination. Read more
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fn write_all(&mut self, buf: &[u8]) -> Result<(), Error>

Attempts to write an entire buffer into this writer. Read more
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fn write_fmt(&mut self, fmt: Arguments<'_>) -> Result<(), Error>

Writes a formatted string into this writer, returning any error encountered. Read more
source§

fn write_all_vectored(&mut self, bufs: &mut [IoSlice<'_>]) -> Result<(), Error>

🔬This is a nightly-only experimental API. (write_all_vectored)
Attempts to write multiple buffers into this writer. Read more
1.0.0 · source§

fn by_ref(&mut self) -> &mut Self
where Self: Sized,

Creates a “by reference” adapter for this instance of Write. Read more
1.63.0 · source§

impl<T> AsRawFd for Box<T>
where T: AsRawFd,

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fn as_raw_fd(&self) -> i32

Extracts the raw file descriptor. Read more
1.0.0 · source§

impl<B> BufRead for Box<B>
where B: BufRead + ?Sized,

source§

fn fill_buf(&mut self) -> Result<&[u8], Error>

Returns the contents of the internal buffer, filling it with more data from the inner reader if it is empty. Read more
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fn consume(&mut self, amt: usize)

Tells this buffer that amt bytes have been consumed from the buffer, so they should no longer be returned in calls to read. Read more
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fn read_until(&mut self, byte: u8, buf: &mut Vec<u8>) -> Result<usize, Error>

Read all bytes into buf until the delimiter byte or EOF is reached. Read more
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fn read_line(&mut self, buf: &mut String) -> Result<usize, Error>

Read all bytes until a newline (the 0xA byte) is reached, and append them to the provided String buffer. Read more
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fn has_data_left(&mut self) -> Result<bool, Error>

🔬This is a nightly-only experimental API. (buf_read_has_data_left)
Check if the underlying Read has any data left to be read. Read more
source§

fn skip_until(&mut self, byte: u8) -> Result<usize, Error>

🔬This is a nightly-only experimental API. (bufread_skip_until)
Skip all bytes until the delimiter byte or EOF is reached. Read more
1.0.0 · source§

fn split(self, byte: u8) -> Split<Self>
where Self: Sized,

Returns an iterator over the contents of this reader split on the byte byte. Read more
1.0.0 · source§

fn lines(self) -> Lines<Self>
where Self: Sized,

Returns an iterator over the lines of this reader. Read more
1.0.0 · source§

impl<R> Read for Box<R>
where R: Read + ?Sized,

source§

fn read(&mut self, buf: &mut [u8]) -> Result<usize, Error>

Pull some bytes from this source into the specified buffer, returning how many bytes were read. Read more
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fn read_buf(&mut self, cursor: BorrowedCursor<'_>) -> Result<(), Error>

🔬This is a nightly-only experimental API. (read_buf)
Pull some bytes from this source into the specified buffer. Read more
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fn read_vectored(&mut self, bufs: &mut [IoSliceMut<'_>]) -> Result<usize, Error>

Like read, except that it reads into a slice of buffers. Read more
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fn is_read_vectored(&self) -> bool

🔬This is a nightly-only experimental API. (can_vector)
Determines if this Reader has an efficient read_vectored implementation. Read more
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fn read_to_end(&mut self, buf: &mut Vec<u8>) -> Result<usize, Error>

Read all bytes until EOF in this source, placing them into buf. Read more
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fn read_to_string(&mut self, buf: &mut String) -> Result<usize, Error>

Read all bytes until EOF in this source, appending them to buf. Read more
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fn read_exact(&mut self, buf: &mut [u8]) -> Result<(), Error>

Read the exact number of bytes required to fill buf. Read more
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fn read_buf_exact(&mut self, cursor: BorrowedCursor<'_>) -> Result<(), Error>

🔬This is a nightly-only experimental API. (read_buf)
Read the exact number of bytes required to fill cursor. Read more
1.0.0 · source§

fn by_ref(&mut self) -> &mut Self
where Self: Sized,

Creates a “by reference” adaptor for this instance of Read. Read more
1.0.0 · source§

fn bytes(self) -> Bytes<Self>
where Self: Sized,

Transforms this Read instance to an Iterator over its bytes. Read more
1.0.0 · source§

fn chain<R>(self, next: R) -> Chain<Self, R>
where R: Read, Self: Sized,

Creates an adapter which will chain this stream with another. Read more
1.0.0 · source§

fn take(self, limit: u64) -> Take<Self>
where Self: Sized,

Creates an adapter which will read at most limit bytes from it. Read more
1.64.0 · source§

impl<T> AsFd for Box<T>
where T: AsFd,

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fn as_fd(&self) -> BorrowedFd<'_>

Borrows the file descriptor. Read more
1.0.0 · source§

impl<T> Default for Box<T>
where T: Default,

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fn default() -> Box<T>

Creates a Box<T>, with the Default value for T.

1.0.0 · source§

impl<I, A> ExactSizeIterator for Box<I, A>

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fn len(&self) -> usize

Returns the exact remaining length of the iterator. Read more
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fn is_empty(&self) -> bool

🔬This is a nightly-only experimental API. (exact_size_is_empty)
Returns true if the iterator is empty. Read more
1.8.0 · source§

impl<T> Error for Box<T>
where T: Error,

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fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()
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fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting
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fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any. Read more
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fn provide<'b>(&'b self, request: &mut Request<'b>)

🔬This is a nightly-only experimental API. (error_generic_member_access)
Provides type based access to context intended for error reports. Read more
1.0.0 · source§

impl<T, A> Display for Box<T, A>
where T: Display + ?Sized, A: Allocator,

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl<G, R, A> Coroutine<R> for Box<G, A>
where G: Coroutine<R> + Unpin + ?Sized, A: Allocator + 'static,

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type Yield = <G as Coroutine<R>>::Yield

🔬This is a nightly-only experimental API. (coroutine_trait)
The type of value this coroutine yields. Read more
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type Return = <G as Coroutine<R>>::Return

🔬This is a nightly-only experimental API. (coroutine_trait)
The type of value this coroutine returns. Read more
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fn resume( self: Pin<&mut Box<G, A>>, arg: R ) -> CoroutineState<<Box<G, A> as Coroutine<R>>::Yield, <Box<G, A> as Coroutine<R>>::Return>

🔬This is a nightly-only experimental API. (coroutine_trait)
Resumes the execution of this coroutine. Read more
1.0.0 · source§

impl<T, A> Eq for Box<T, A>
where T: Eq + ?Sized, A: Allocator,

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impl<S> AsyncIterator for Box<S>
where S: AsyncIterator + Unpin + ?Sized,

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type Item = <S as AsyncIterator>::Item

🔬This is a nightly-only experimental API. (async_iterator)
The type of items yielded by the async iterator.
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fn poll_next( self: Pin<&mut Box<S>>, cx: &mut Context<'_> ) -> Poll<Option<<Box<S> as AsyncIterator>::Item>>

🔬This is a nightly-only experimental API. (async_iterator)
Attempt to pull out the next value of this async iterator, registering the current task for wakeup if the value is not yet available, and returning None if the async iterator is exhausted. Read more
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fn size_hint(&self) -> (usize, Option<usize>)

🔬This is a nightly-only experimental API. (async_iterator)
Returns the bounds on the remaining length of the async iterator. Read more
1.35.0 · source§

impl<Args, F, A> FnMut<Args> for Box<F, A>
where Args: Tuple, F: FnMut<Args> + ?Sized, A: Allocator,

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extern "rust-call" fn call_mut( &mut self, args: Args ) -> <Box<F, A> as FnOnce<Args>>::Output

🔬This is a nightly-only experimental API. (fn_traits)
Performs the call operation.
1.1.0 · source§

impl<T, A> Borrow<T> for Box<T, A>
where A: Allocator, T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
1.0.0 · source§

impl<T, A> Deref for Box<T, A>
where A: Allocator, T: ?Sized,

§

type Target = T

The resulting type after dereferencing.
source§

fn deref(&self) -> &T

Dereferences the value.
1.0.0 · source§

impl<T, A> Hash for Box<T, A>
where T: Hash + ?Sized, A: Allocator,

source§

fn hash<H>(&self, state: &mut H)
where H: Hasher,

Feeds this value into the given Hasher. Read more
1.3.0 · source§

fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
1.5.0 · source§

impl<T, A> AsMut<T> for Box<T, A>
where A: Allocator, T: ?Sized,

source§

fn as_mut(&mut self) -> &mut T

Converts this type into a mutable reference of the (usually inferred) input type.
1.6.0 · source§

impl<T> From<T> for Box<T>

source§

fn from(t: T) -> Box<T>

Converts a T into a Box<T>

The conversion allocates on the heap and moves t from the stack into it.

§Examples
let x = 5;
let boxed = Box::new(5);

assert_eq!(Box::from(x), boxed);
1.0.0 · source§

impl<T, A> PartialEq for Box<T, A>
where T: PartialEq + ?Sized, A: Allocator,

source§

fn eq(&self, other: &Box<T, A>) -> bool

This method tests for self and other values to be equal, and is used by ==.
source§

fn ne(&self, other: &Box<T, A>) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
1.35.0 · source§

impl<Args, F, A> Fn<Args> for Box<F, A>
where Args: Tuple, F: Fn<Args> + ?Sized, A: Allocator,

source§

extern "rust-call" fn call( &self, args: Args ) -> <Box<F, A> as FnOnce<Args>>::Output

🔬This is a nightly-only experimental API. (fn_traits)
Performs the call operation.
1.0.0 · source§

impl<T, A> DerefMut for Box<T, A>
where A: Allocator, T: ?Sized,

source§

fn deref_mut(&mut self) -> &mut T

Mutably dereferences the value.
1.0.0 · source§

impl<T, A> PartialOrd for Box<T, A>
where T: PartialOrd + ?Sized, A: Allocator,

source§

fn partial_cmp(&self, other: &Box<T, A>) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
source§

fn lt(&self, other: &Box<T, A>) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more
source§

fn le(&self, other: &Box<T, A>) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
source§

fn ge(&self, other: &Box<T, A>) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more
source§

fn gt(&self, other: &Box<T, A>) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more
1.5.0 · source§

impl<T, A> AsRef<T> for Box<T, A>
where A: Allocator, T: ?Sized,

source§

fn as_ref(&self) -> &T

Converts this type into a shared reference of the (usually inferred) input type.
1.0.0 · source§

impl<T, A> Pointer for Box<T, A>
where A: Allocator, T: ?Sized,

source§

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.
source§

impl<T, U> DispatchFromDyn<Box<U>> for Box<T>
where T: Unsize<U> + ?Sized, U: ?Sized,

1.33.0 · source§

impl<T, A> Unpin for Box<T, A>
where A: Allocator + 'static, T: ?Sized,

source§

impl<T, U, A> CoerceUnsized<Box<U, A>> for Box<T, A>
where T: Unsize<U> + ?Sized, A: Allocator, U: ?Sized,

1.0.0 · source§

impl<T, A> Drop for Box<T, A>
where A: Allocator, T: ?Sized,

source§

fn drop(&mut self)

Executes the destructor for this type. Read more
1.0.0 · source§

impl<T, A> Clone for Box<T, A>
where T: Clone, A: Allocator + Clone,

source§

fn clone(&self) -> Box<T, A>

Returns a new box with a clone() of this box’s contents.

§Examples
let x = Box::new(5);
let y = x.clone();

// The value is the same
assert_eq!(x, y);

// But they are unique objects
assert_ne!(&*x as *const i32, &*y as *const i32);
source§

fn clone_from(&mut self, source: &Box<T, A>)

Copies source’s contents into self without creating a new allocation.

§Examples
let x = Box::new(5);
let mut y = Box::new(10);
let yp: *const i32 = &*y;

y.clone_from(&x);

// The value is the same
assert_eq!(x, y);

// And no allocation occurred
assert_eq!(yp, &*y);
1.35.0 · source§

impl<Args, F, A> FnOnce<Args> for Box<F, A>
where Args: Tuple, F: FnOnce<Args> + ?Sized, A: Allocator,

§

type Output = <F as FnOnce<Args>>::Output

The returned type after the call operator is used.
source§

extern "rust-call" fn call_once( self, args: Args ) -> <Box<F, A> as FnOnce<Args>>::Output

🔬This is a nightly-only experimental API. (fn_traits)
Performs the call operation.
1.0.0 · source§

impl<T, A> Debug for Box<T, A>
where T: Debug + ?Sized, A: Allocator,

source§

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
1.1.0 · source§

impl<T, A> BorrowMut<T> for Box<T, A>
where A: Allocator, T: ?Sized,

source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
1.0.0 · source§

impl<T, A> Ord for Box<T, A>
where T: Ord + ?Sized, A: Allocator,

source§

fn cmp(&self, other: &Box<T, A>) -> Ordering

This method returns an Ordering between self and other. Read more
1.21.0 · source§

fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
1.21.0 · source§

fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
1.50.0 · source§

fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more
1.0.0 · source§

impl<I, A> DoubleEndedIterator for Box<I, A>

source§

fn next_back(&mut self) -> Option<<I as Iterator>::Item>

Removes and returns an element from the end of the iterator. Read more
source§

fn nth_back(&mut self, n: usize) -> Option<<I as Iterator>::Item>

Returns the nth element from the end of the iterator. Read more
source§

fn advance_back_by(&mut self, n: usize) -> Result<(), NonZeroUsize>

🔬This is a nightly-only experimental API. (iter_advance_by)
Advances the iterator from the back by n elements. Read more
1.27.0 · source§

fn try_rfold<B, F, R>(&mut self, init: B, f: F) -> R
where Self: Sized, F: FnMut(B, Self::Item) -> R, R: Try<Output = B>,

This is the reverse version of Iterator::try_fold(): it takes elements starting from the back of the iterator. Read more
1.27.0 · source§

fn rfold<B, F>(self, init: B, f: F) -> B
where Self: Sized, F: FnMut(B, Self::Item) -> B,

An iterator method that reduces the iterator’s elements to a single, final value, starting from the back. Read more
1.27.0 · source§

fn rfind<P>(&mut self, predicate: P) -> Option<Self::Item>
where Self: Sized, P: FnMut(&Self::Item) -> bool,

Searches for an element of an iterator from the back that satisfies a predicate. Read more
1.36.0 · source§

impl<F, A> Future for Box<F, A>
where F: Future + Unpin + ?Sized, A: Allocator + 'static,

§

type Output = <F as Future>::Output

The type of value produced on completion.
source§

fn poll( self: Pin<&mut Box<F, A>>, cx: &mut Context<'_> ) -> Poll<<Box<F, A> as Future>::Output>

Attempt to resolve the future to a final value, registering the current task for wakeup if the value is not yet available. Read more
1.0.0 · source§

impl<I, A> Iterator for Box<I, A>
where I: Iterator + ?Sized, A: Allocator,

§

type Item = <I as Iterator>::Item

The type of the elements being iterated over.
source§

fn next(&mut self) -> Option<<I as Iterator>::Item>

Advances the iterator and returns the next value. Read more
source§

fn size_hint(&self) -> (usize, Option<usize>)

Returns the bounds on the remaining length of the iterator. Read more
source§

fn nth(&mut self, n: usize) -> Option<<I as Iterator>::Item>

Returns the nth element of the iterator. Read more
source§

fn last(self) -> Option<<I as Iterator>::Item>

Consumes the iterator, returning the last element. Read more
source§

fn next_chunk<const N: usize>( &mut self ) -> Result<[Self::Item; N], IntoIter<Self::Item, N>>
where Self: Sized,

🔬This is a nightly-only experimental API. (iter_next_chunk)
Advances the iterator and returns an array containing the next N values. Read more
1.0.0 · source§

fn count(self) -> usize
where Self: Sized,

Consumes the iterator, counting the number of iterations and returning it. Read more
source§

fn advance_by(&mut self, n: usize) -> Result<(), NonZeroUsize>

🔬This is a nightly-only experimental API. (iter_advance_by)
Advances the iterator by n elements. Read more
1.28.0 · source§

fn step_by(self, step: usize) -> StepBy<Self>
where Self: Sized,

Creates an iterator starting at the same point, but stepping by the given amount at each iteration. Read more
1.0.0 · source§

fn chain<U>(self, other: U) -> Chain<Self, <U as IntoIterator>::IntoIter>
where Self: Sized, U: IntoIterator<Item = Self::Item>,

Takes two iterators and creates a new iterator over both in sequence. Read more
1.0.0 · source§

fn zip<U>(self, other: U) -> Zip<Self, <U as IntoIterator>::IntoIter>
where Self: Sized, U: IntoIterator,

‘Zips up’ two iterators into a single iterator of pairs. Read more
source§

fn intersperse_with<G>(self, separator: G) -> IntersperseWith<Self, G>
where Self: Sized, G: FnMut() -> Self::Item,

🔬This is a nightly-only experimental API. (iter_intersperse)
Creates a new iterator which places an item generated by separator between adjacent items of the original iterator. Read more
1.0.0 · source§

fn map<B, F>(self, f: F) -> Map<Self, F>
where Self: Sized, F: FnMut(Self::Item) -> B,

Takes a closure and creates an iterator which calls that closure on each element. Read more
1.21.0 · source§

fn for_each<F>(self, f: F)
where Self: Sized, F: FnMut(Self::Item),

Calls a closure on each element of an iterator. Read more
1.0.0 · source§

fn filter<P>(self, predicate: P) -> Filter<Self, P>
where Self: Sized, P: FnMut(&Self::Item) -> bool,

Creates an iterator which uses a closure to determine if an element should be yielded. Read more
1.0.0 · source§

fn filter_map<B, F>(self, f: F) -> FilterMap<Self, F>
where Self: Sized, F: FnMut(Self::Item) -> Option<B>,

Creates an iterator that both filters and maps. Read more
1.0.0 · source§

fn enumerate(self) -> Enumerate<Self>
where Self: Sized,

Creates an iterator which gives the current iteration count as well as the next value. Read more
1.0.0 · source§

fn peekable(self) -> Peekable<Self>
where Self: Sized,

Creates an iterator which can use the peek and peek_mut methods to look at the next element of the iterator without consuming it. See their documentation for more information. Read more
1.0.0 · source§

fn skip_while<P>(self, predicate: P) -> SkipWhile<Self, P>
where Self: Sized, P: FnMut(&Self::Item) -> bool,

Creates an iterator that skips elements based on a predicate. Read more
1.0.0 · source§

fn take_while<P>(self, predicate: P) -> TakeWhile<Self, P>
where Self: Sized, P: FnMut(&Self::Item) -> bool,

Creates an iterator that yields elements based on a predicate. Read more
1.57.0 · source§

fn map_while<B, P>(self, predicate: P) -> MapWhile<Self, P>
where Self: Sized, P: FnMut(Self::Item) -> Option<B>,

Creates an iterator that both yields elements based on a predicate and maps. Read more
1.0.0 · source§

fn skip(self, n: usize) -> Skip<Self>
where Self: Sized,

Creates an iterator that skips the first n elements. Read more
1.0.0 · source§

fn take(self, n: usize) -> Take<Self>
where Self: Sized,

Creates an iterator that yields the first n elements, or fewer if the underlying iterator ends sooner. Read more
1.0.0 · source§

fn scan<St, B, F>(self, initial_state: St, f: F) -> Scan<Self, St, F>
where Self: Sized, F: FnMut(&mut St, Self::Item) -> Option<B>,

An iterator adapter which, like fold, holds internal state, but unlike fold, produces a new iterator. Read more
1.0.0 · source§

fn flat_map<U, F>(self, f: F) -> FlatMap<Self, U, F>
where Self: Sized, U: IntoIterator, F: FnMut(Self::Item) -> U,

Creates an iterator that works like map, but flattens nested structure. Read more
source§

fn map_windows<F, R, const N: usize>(self, f: F) -> MapWindows<Self, F, N>
where Self: Sized, F: FnMut(&[Self::Item; N]) -> R,

🔬This is a nightly-only experimental API. (iter_map_windows)
Calls the given function f for each contiguous window of size N over self and returns an iterator over the outputs of f. Like slice::windows(), the windows during mapping overlap as well. Read more
1.0.0 · source§

fn fuse(self) -> Fuse<Self>
where Self: Sized,

Creates an iterator which ends after the first None. Read more
1.0.0 · source§

fn inspect<F>(self, f: F) -> Inspect<Self, F>
where Self: Sized, F: FnMut(&Self::Item),

Does something with each element of an iterator, passing the value on. Read more
1.0.0 · source§

fn by_ref(&mut self) -> &mut Self
where Self: Sized,

Borrows an iterator, rather than consuming it. Read more
1.0.0 · source§

fn collect<B>(self) -> B
where B: FromIterator<Self::Item>, Self: Sized,

Transforms an iterator into a collection. Read more
source§

fn collect_into<E>(self, collection: &mut E) -> &mut E
where E: Extend<Self::Item>, Self: Sized,

🔬This is a nightly-only experimental API. (iter_collect_into)
Collects all the items from an iterator into a collection. Read more
1.0.0 · source§

fn partition<B, F>(self, f: F) -> (B, B)
where Self: Sized, B: Default + Extend<Self::Item>, F: FnMut(&Self::Item) -> bool,

Consumes an iterator, creating two collections from it. Read more
source§

fn is_partitioned<P>(self, predicate: P) -> bool
where Self: Sized, P: FnMut(Self::Item) -> bool,

🔬This is a nightly-only experimental API. (iter_is_partitioned)
Checks if the elements of this iterator are partitioned according to the given predicate, such that all those that return true precede all those that return false. Read more
1.27.0 · source§

fn try_fold<B, F, R>(&mut self, init: B, f: F) -> R
where Self: Sized, F: FnMut(B, Self::Item) -> R, R: Try<Output = B>,

An iterator method that applies a function as long as it returns successfully, producing a single, final value. Read more
1.27.0 · source§

fn try_for_each<F, R>(&mut self, f: F) -> R
where Self: Sized, F: FnMut(Self::Item) -> R, R: Try<Output = ()>,

An iterator method that applies a fallible function to each item in the iterator, stopping at the first error and returning that error. Read more
1.0.0 · source§

fn fold<B, F>(self, init: B, f: F) -> B
where Self: Sized, F: FnMut(B, Self::Item) -> B,

Folds every element into an accumulator by applying an operation, returning the final result. Read more
1.51.0 · source§

fn reduce<F>(self, f: F) -> Option<Self::Item>
where Self: Sized, F: FnMut(Self::Item, Self::Item) -> Self::Item,

Reduces the elements to a single one, by repeatedly applying a reducing operation. Read more
source§

fn try_reduce<F, R>( &mut self, f: F ) -> <<R as Try>::Residual as Residual<Option<<R as Try>::Output>>>::TryType
where Self: Sized, F: FnMut(Self::Item, Self::Item) -> R, R: Try<Output = Self::Item>, <R as Try>::Residual: Residual<Option<Self::Item>>,

🔬This is a nightly-only experimental API. (iterator_try_reduce)
Reduces the elements to a single one by repeatedly applying a reducing operation. If the closure returns a failure, the failure is propagated back to the caller immediately. Read more
1.0.0 · source§

fn all<F>(&mut self, f: F) -> bool
where Self: Sized, F: FnMut(Self::Item) -> bool,

Tests if every element of the iterator matches a predicate. Read more
1.0.0 · source§

fn any<F>(&mut self, f: F) -> bool
where Self: Sized, F: FnMut(Self::Item) -> bool,

Tests if any element of the iterator matches a predicate. Read more
1.0.0 · source§

fn find<P>(&mut self, predicate: P) -> Option<Self::Item>
where Self: Sized, P: FnMut(&Self::Item) -> bool,

Searches for an element of an iterator that satisfies a predicate. Read more
1.30.0 · source§

fn find_map<B, F>(&mut self, f: F) -> Option<B>
where Self: Sized, F: FnMut(Self::Item) -> Option<B>,

Applies function to the elements of iterator and returns the first non-none result. Read more
source§

fn try_find<F, R>( &mut self, f: F ) -> <<R as Try>::Residual as Residual<Option<Self::Item>>>::TryType
where Self: Sized, F: FnMut(&Self::Item) -> R, R: Try<Output = bool>, <R as Try>::Residual: Residual<Option<Self::Item>>,

🔬This is a nightly-only experimental API. (try_find)
Applies function to the elements of iterator and returns the first true result or the first error. Read more
1.0.0 · source§

fn position<P>(&mut self, predicate: P) -> Option<usize>
where Self: Sized, P: FnMut(Self::Item) -> bool,

Searches for an element in an iterator, returning its index. Read more
1.6.0 · source§

fn max_by_key<B, F>(self, f: F) -> Option<Self::Item>
where B: Ord, Self: Sized, F: FnMut(&Self::Item) -> B,

Returns the element that gives the maximum value from the specified function. Read more
1.15.0 · source§

fn max_by<F>(self, compare: F) -> Option<Self::Item>
where Self: Sized, F: FnMut(&Self::Item, &Self::Item) -> Ordering,

Returns the element that gives the maximum value with respect to the specified comparison function. Read more
1.6.0 · source§

fn min_by_key<B, F>(self, f: F) -> Option<Self::Item>
where B: Ord, Self: Sized, F: FnMut(&Self::Item) -> B,

Returns the element that gives the minimum value from the specified function. Read more
1.15.0 · source§

fn min_by<F>(self, compare: F) -> Option<Self::Item>
where Self: Sized, F: FnMut(&Self::Item, &Self::Item) -> Ordering,

Returns the element that gives the minimum value with respect to the specified comparison function. Read more
1.0.0 · source§

fn unzip<A, B, FromA, FromB>(self) -> (FromA, FromB)
where FromA: Default + Extend<A>, FromB: Default + Extend<B>, Self: Sized + Iterator<Item = (A, B)>,

Converts an iterator of pairs into a pair of containers. Read more
1.36.0 · source§

fn copied<'a, T>(self) -> Copied<Self>
where T: 'a + Copy, Self: Sized + Iterator<Item = &'a T>,

Creates an iterator which copies all of its elements. Read more
1.0.0 · source§

fn cloned<'a, T>(self) -> Cloned<Self>
where T: 'a + Clone, Self: Sized + Iterator<Item = &'a T>,

Creates an iterator which clones all of its elements. Read more
source§

fn array_chunks<const N: usize>(self) -> ArrayChunks<Self, N>
where Self: Sized,

🔬This is a nightly-only experimental API. (iter_array_chunks)
Returns an iterator over N elements of the iterator at a time. Read more
1.11.0 · source§

fn sum<S>(self) -> S
where Self: Sized, S: Sum<Self::Item>,

Sums the elements of an iterator. Read more
1.11.0 · source§

fn product<P>(self) -> P
where Self: Sized, P: Product<Self::Item>,

Iterates over the entire iterator, multiplying all the elements Read more
source§

fn cmp_by<I, F>(self, other: I, cmp: F) -> Ordering
where Self: Sized, I: IntoIterator, F: FnMut(Self::Item, <I as IntoIterator>::Item) -> Ordering,

🔬This is a nightly-only experimental API. (iter_order_by)
Lexicographically compares the elements of this Iterator with those of another with respect to the specified comparison function. Read more
1.5.0 · source§

fn partial_cmp<I>(self, other: I) -> Option<Ordering>
where I: IntoIterator, Self::Item: PartialOrd<<I as IntoIterator>::Item>, Self: Sized,

Lexicographically compares the PartialOrd elements of this Iterator with those of another. The comparison works like short-circuit evaluation, returning a result without comparing the remaining elements. As soon as an order can be determined, the evaluation stops and a result is returned. Read more
source§

fn partial_cmp_by<I, F>(self, other: I, partial_cmp: F) -> Option<Ordering>
where Self: Sized, I: IntoIterator, F: FnMut(Self::Item, <I as IntoIterator>::Item) -> Option<Ordering>,

🔬This is a nightly-only experimental API. (iter_order_by)
Lexicographically compares the elements of this Iterator with those of another with respect to the specified comparison function. Read more
1.5.0 · source§

fn eq<I>(self, other: I) -> bool
where I: IntoIterator, Self::Item: PartialEq<<I as IntoIterator>::Item>, Self: Sized,

Determines if the elements of this Iterator are equal to those of another. Read more
source§

fn eq_by<I, F>(self, other: I, eq: F) -> bool
where Self: Sized, I: IntoIterator, F: FnMut(Self::Item, <I as IntoIterator>::Item) -> bool,

🔬This is a nightly-only experimental API. (iter_order_by)
Determines if the elements of this Iterator are equal to those of another with respect to the specified equality function. Read more
1.5.0 · source§

fn ne<I>(self, other: I) -> bool
where I: IntoIterator, Self::Item: PartialEq<<I as IntoIterator>::Item>, Self: Sized,

Determines if the elements of this Iterator are not equal to those of another. Read more
1.5.0 · source§

fn lt<I>(self, other: I) -> bool
where I: IntoIterator, Self::Item: PartialOrd<<I as IntoIterator>::Item>, Self: Sized,

Determines if the elements of this Iterator are lexicographically less than those of another. Read more
1.5.0 · source§

fn le<I>(self, other: I) -> bool
where I: IntoIterator, Self::Item: PartialOrd<<I as IntoIterator>::Item>, Self: Sized,

Determines if the elements of this Iterator are lexicographically less or equal to those of another. Read more
1.5.0 · source§

fn gt<I>(self, other: I) -> bool
where I: IntoIterator, Self::Item: PartialOrd<<I as IntoIterator>::Item>, Self: Sized,

Determines if the elements of this Iterator are lexicographically greater than those of another. Read more
1.5.0 · source§

fn ge<I>(self, other: I) -> bool
where I: IntoIterator, Self::Item: PartialOrd<<I as IntoIterator>::Item>, Self: Sized,

Determines if the elements of this Iterator are lexicographically greater than or equal to those of another. Read more
source§

fn is_sorted_by<F>(self, compare: F) -> bool
where Self: Sized, F: FnMut(&Self::Item, &Self::Item) -> bool,

🔬This is a nightly-only experimental API. (is_sorted)
Checks if the elements of this iterator are sorted using the given comparator function. Read more
source§

fn is_sorted_by_key<F, K>(self, f: F) -> bool
where Self: Sized, F: FnMut(Self::Item) -> K, K: PartialOrd,

🔬This is a nightly-only experimental API. (is_sorted)
Checks if the elements of this iterator are sorted using the given key extraction function. Read more
1.22.0 · source§

impl<T, A> Hasher for Box<T, A>
where T: Hasher + ?Sized, A: Allocator,

source§

fn finish(&self) -> u64

Returns the hash value for the values written so far. Read more
source§

fn write(&mut self, bytes: &[u8])

Writes some data into this Hasher. Read more
source§

fn write_u8(&mut self, i: u8)

Writes a single u8 into this hasher.
source§

fn write_u16(&mut self, i: u16)

Writes a single u16 into this hasher.
source§

fn write_u32(&mut self, i: u32)

Writes a single u32 into this hasher.
source§

fn write_u64(&mut self, i: u64)

Writes a single u64 into this hasher.
source§

fn write_u128(&mut self, i: u128)

Writes a single u128 into this hasher.
source§

fn write_usize(&mut self, i: usize)

Writes a single usize into this hasher.
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fn write_i8(&mut self, i: i8)

Writes a single i8 into this hasher.
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fn write_i16(&mut self, i: i16)

Writes a single i16 into this hasher.
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fn write_i32(&mut self, i: i32)

Writes a single i32 into this hasher.
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fn write_i64(&mut self, i: i64)

Writes a single i64 into this hasher.
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fn write_i128(&mut self, i: i128)

Writes a single i128 into this hasher.
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fn write_isize(&mut self, i: isize)

Writes a single isize into this hasher.
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fn write_length_prefix(&mut self, len: usize)

🔬This is a nightly-only experimental API. (hasher_prefixfree_extras)
Writes a length prefix into this hasher, as part of being prefix-free. Read more
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fn write_str(&mut self, s: &str)

🔬This is a nightly-only experimental API. (hasher_prefixfree_extras)
Writes a single str into this hasher. Read more
1.26.0 · source§

impl<I, A> FusedIterator for Box<I, A>
where I: FusedIterator + ?Sized, A: Allocator,

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impl<T> Backend for Box<T>
where T: Backend + ?Sized,

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fn gas_price(&self) -> U256

Gas price. Unused for London.
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fn origin(&self) -> H160

Origin.
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fn block_hash(&self, number: U256) -> H256

Environmental block hash.
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fn block_number(&self) -> U256

Environmental block number.
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fn block_coinbase(&self) -> H160

Environmental coinbase.
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fn block_timestamp(&self) -> U256

Environmental block timestamp.
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fn block_difficulty(&self) -> U256

Environmental block difficulty.
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fn block_randomness(&self) -> Option<H256>

Get environmental block randomness.
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fn block_gas_limit(&self) -> U256

Environmental block gas limit.
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fn block_base_fee_per_gas(&self) -> U256

Environmental block base fee.
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fn chain_id(&self) -> U256

Environmental chain ID.
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fn exists(&self, address: H160) -> bool

Whether account at address exists.
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fn basic(&self, address: H160) -> Basic

Get basic account information.
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fn code(&self, address: H160) -> Vec<u8>

Get account code.
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fn storage(&self, address: H160, index: H256) -> H256

Get storage value of address at index.
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fn original_storage(&self, address: H160, index: H256) -> Option<H256>

Get original storage value of address at index, if available.
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impl<'config, T> StackState<'config> for Box<T>
where T: StackState<'config> + ?Sized, Box<T>: Backend,

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fn metadata(&self) -> &StackSubstateMetadata<'config>

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fn metadata_mut(&mut self) -> &mut StackSubstateMetadata<'config>

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fn enter(&mut self, gas_limit: u64, is_static: bool)

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fn exit_commit(&mut self) -> Result<(), ExitError>

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fn exit_revert(&mut self) -> Result<(), ExitError>

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fn exit_discard(&mut self) -> Result<(), ExitError>

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fn is_empty(&self, address: H160) -> bool

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fn deleted(&self, address: H160) -> bool

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fn is_cold(&self, address: H160) -> bool

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fn is_storage_cold(&self, address: H160, key: H256) -> bool

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fn inc_nonce(&mut self, address: H160) -> Result<(), ExitError>

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fn set_storage(&mut self, address: H160, key: H256, value: H256)

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fn reset_storage(&mut self, address: H160)

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fn log(&mut self, address: H160, topics: Vec<H256>, data: Vec<u8>)

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fn set_deleted(&mut self, address: H160)

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fn set_code(&mut self, address: H160, code: Vec<u8>)

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fn transfer(&mut self, transfer: Transfer) -> Result<(), ExitError>

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fn reset_balance(&mut self, address: H160)

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fn touch(&mut self, address: H160)

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fn code_size(&self, address: H160) -> U256

Fetch the code size of an address. Provide a default implementation by fetching the code, but can be customized to use a more performant approach that don’t need to fetch the code.
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fn code_hash(&self, address: H160) -> H256

Fetch the code hash of an address. Provide a default implementation by fetching the code, but can be customized to use a more performant approach that don’t need to fetch the code.
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fn record_external_operation( &mut self, _op: ExternalOperation ) -> Result<(), ExitError>

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fn record_external_dynamic_opcode_cost( &mut self, _opcode: Opcode, _gas_cost: GasCost, _target: StorageTarget ) -> Result<(), ExitError>

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fn record_external_cost( &mut self, _ref_time: Option<u64>, _proof_size: Option<u64>, _storage_growth: Option<u64> ) -> Result<(), ExitError>

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fn refund_external_cost( &mut self, _ref_time: Option<u64>, _proof_size: Option<u64> )

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impl<R> CryptoRng for Box<R>
where R: CryptoRng + ?Sized,

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impl<R> RngCore for Box<R>
where R: RngCore + ?Sized,

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fn next_u32(&mut self) -> u32

Return the next random u32. Read more
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fn next_u64(&mut self) -> u64

Return the next random u64. Read more
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fn fill_bytes(&mut self, dest: &mut [u8])

Fill dest with random data. Read more
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fn try_fill_bytes(&mut self, dest: &mut [u8]) -> Result<(), Error>

Fill dest entirely with random data. Read more
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impl<T> TypeInfo for Box<T>
where T: TypeInfo + 'static + ?Sized,

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type Identity = T

The type identifying for which type info is provided. Read more
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fn type_info() -> Type

Returns the static type identifier for Self.
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impl<T> Serialize for Box<T>
where T: Serialize + ?Sized,

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fn serialize<S>( &self, serializer: S ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl<'de, T> Deserialize<'de> for Box<T>
where T: Deserialize<'de>,

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fn deserialize<D>( deserializer: D ) -> Result<Box<T>, <D as Deserializer<'de>>::Error>
where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl<T> WrapperTypeDecode for Box<T>

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type Wrapped = T

A wrapped type.
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impl<T> WrapperTypeEncode for Box<T>
where T: ?Sized,

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impl<T> MaxEncodedLen for Box<T>
where T: MaxEncodedLen,

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fn max_encoded_len() -> usize

Upper bound, in bytes, of the maximum encoded size of this item.
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impl<T> EncodeLike<T> for Box<T>
where T: Encode,

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impl<T> EncodeLike for Box<T>
where T: Encode + ?Sized,

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impl<T> ConstEncodedLen for Box<T>
where T: ConstEncodedLen,

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impl<T> Buf for Box<T>
where T: Buf + ?Sized,

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fn remaining(&self) -> usize

Returns the number of bytes between the current position and the end of the buffer. Read more
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fn chunk(&self) -> &[u8]

Returns a slice starting at the current position and of length between 0 and Buf::remaining(). Note that this can return shorter slice (this allows non-continuous internal representation). Read more
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fn chunks_vectored<'b>(&'b self, dst: &mut [IoSlice<'b>]) -> usize

Fills dst with potentially multiple slices starting at self’s current position. Read more
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fn advance(&mut self, cnt: usize)

Advance the internal cursor of the Buf Read more
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fn has_remaining(&self) -> bool

Returns true if there are any more bytes to consume Read more
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fn copy_to_slice(&mut self, dst: &mut [u8])

Copies bytes from self into dst. Read more
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fn get_u8(&mut self) -> u8

Gets an unsigned 8 bit integer from self. Read more
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fn get_i8(&mut self) -> i8

Gets a signed 8 bit integer from self. Read more
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fn get_u16(&mut self) -> u16

Gets an unsigned 16 bit integer from self in big-endian byte order. Read more
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fn get_u16_le(&mut self) -> u16

Gets an unsigned 16 bit integer from self in little-endian byte order. Read more
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fn get_u16_ne(&mut self) -> u16

Gets an unsigned 16 bit integer from self in native-endian byte order. Read more
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fn get_i16(&mut self) -> i16

Gets a signed 16 bit integer from self in big-endian byte order. Read more
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fn get_i16_le(&mut self) -> i16

Gets a signed 16 bit integer from self in little-endian byte order. Read more
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fn get_i16_ne(&mut self) -> i16

Gets a signed 16 bit integer from self in native-endian byte order. Read more
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fn get_u32(&mut self) -> u32

Gets an unsigned 32 bit integer from self in the big-endian byte order. Read more
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fn get_u32_le(&mut self) -> u32

Gets an unsigned 32 bit integer from self in the little-endian byte order. Read more
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fn get_u32_ne(&mut self) -> u32

Gets an unsigned 32 bit integer from self in native-endian byte order. Read more
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fn get_i32(&mut self) -> i32

Gets a signed 32 bit integer from self in big-endian byte order. Read more
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fn get_i32_le(&mut self) -> i32

Gets a signed 32 bit integer from self in little-endian byte order. Read more
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fn get_i32_ne(&mut self) -> i32

Gets a signed 32 bit integer from self in native-endian byte order. Read more
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fn get_u64(&mut self) -> u64

Gets an unsigned 64 bit integer from self in big-endian byte order. Read more
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fn get_u64_le(&mut self) -> u64

Gets an unsigned 64 bit integer from self in little-endian byte order. Read more
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fn get_u64_ne(&mut self) -> u64

Gets an unsigned 64 bit integer from self in native-endian byte order. Read more
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fn get_i64(&mut self) -> i64

Gets a signed 64 bit integer from self in big-endian byte order. Read more
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fn get_i64_le(&mut self) -> i64

Gets a signed 64 bit integer from self in little-endian byte order. Read more
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fn get_i64_ne(&mut self) -> i64

Gets a signed 64 bit integer from self in native-endian byte order. Read more
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fn get_uint(&mut self, nbytes: usize) -> u64

Gets an unsigned n-byte integer from self in big-endian byte order. Read more
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fn get_uint_le(&mut self, nbytes: usize) -> u64

Gets an unsigned n-byte integer from self in little-endian byte order. Read more
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fn get_uint_ne(&mut self, nbytes: usize) -> u64

Gets an unsigned n-byte integer from self in native-endian byte order. Read more
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fn get_int(&mut self, nbytes: usize) -> i64

Gets a signed n-byte integer from self in big-endian byte order. Read more
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fn get_int_le(&mut self, nbytes: usize) -> i64

Gets a signed n-byte integer from self in little-endian byte order. Read more
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fn get_int_ne(&mut self, nbytes: usize) -> i64

Gets a signed n-byte integer from self in native-endian byte order. Read more
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fn copy_to_bytes(&mut self, len: usize) -> Bytes

Consumes len bytes inside self and returns new instance of Bytes with this data. Read more
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fn get_u128(&mut self) -> u128

Gets an unsigned 128 bit integer from self in big-endian byte order. Read more
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fn get_u128_le(&mut self) -> u128

Gets an unsigned 128 bit integer from self in little-endian byte order. Read more
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fn get_u128_ne(&mut self) -> u128

Gets an unsigned 128 bit integer from self in native-endian byte order. Read more
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fn get_i128(&mut self) -> i128

Gets a signed 128 bit integer from self in big-endian byte order. Read more
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fn get_i128_le(&mut self) -> i128

Gets a signed 128 bit integer from self in little-endian byte order. Read more
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fn get_i128_ne(&mut self) -> i128

Gets a signed 128 bit integer from self in native-endian byte order. Read more
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fn get_f32(&mut self) -> f32

Gets an IEEE754 single-precision (4 bytes) floating point number from self in big-endian byte order. Read more
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fn get_f32_le(&mut self) -> f32

Gets an IEEE754 single-precision (4 bytes) floating point number from self in little-endian byte order. Read more
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fn get_f32_ne(&mut self) -> f32

Gets an IEEE754 single-precision (4 bytes) floating point number from self in native-endian byte order. Read more
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fn get_f64(&mut self) -> f64

Gets an IEEE754 double-precision (8 bytes) floating point number from self in big-endian byte order. Read more
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fn get_f64_le(&mut self) -> f64

Gets an IEEE754 double-precision (8 bytes) floating point number from self in little-endian byte order. Read more
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fn get_f64_ne(&mut self) -> f64

Gets an IEEE754 double-precision (8 bytes) floating point number from self in native-endian byte order. Read more
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fn take(self, limit: usize) -> Take<Self>
where Self: Sized,

Creates an adaptor which will read at most limit bytes from self. Read more
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fn chain<U>(self, next: U) -> Chain<Self, U>
where U: Buf, Self: Sized,

Creates an adaptor which will chain this buffer with another. Read more
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fn reader(self) -> Reader<Self>
where Self: Sized,

Creates an adaptor which implements the Read trait for self. Read more
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impl<T> BufMut for Box<T>
where T: BufMut + ?Sized,

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fn remaining_mut(&self) -> usize

Returns the number of bytes that can be written from the current position until the end of the buffer is reached. Read more
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fn chunk_mut(&mut self) -> &mut UninitSlice

Returns a mutable slice starting at the current BufMut position and of length between 0 and BufMut::remaining_mut(). Note that this can be shorter than the whole remainder of the buffer (this allows non-continuous implementation). Read more
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unsafe fn advance_mut(&mut self, cnt: usize)

Advance the internal cursor of the BufMut Read more
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fn put_slice(&mut self, src: &[u8])

Transfer bytes into self from src and advance the cursor by the number of bytes written. Read more
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fn put_u8(&mut self, n: u8)

Writes an unsigned 8 bit integer to self. Read more
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fn put_i8(&mut self, n: i8)

Writes a signed 8 bit integer to self. Read more
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fn put_u16(&mut self, n: u16)

Writes an unsigned 16 bit integer to self in big-endian byte order. Read more
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fn put_u16_le(&mut self, n: u16)

Writes an unsigned 16 bit integer to self in little-endian byte order. Read more
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fn put_u16_ne(&mut self, n: u16)

Writes an unsigned 16 bit integer to self in native-endian byte order. Read more
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fn put_i16(&mut self, n: i16)

Writes a signed 16 bit integer to self in big-endian byte order. Read more
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fn put_i16_le(&mut self, n: i16)

Writes a signed 16 bit integer to self in little-endian byte order. Read more
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fn put_i16_ne(&mut self, n: i16)

Writes a signed 16 bit integer to self in native-endian byte order. Read more
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fn put_u32(&mut self, n: u32)

Writes an unsigned 32 bit integer to self in big-endian byte order. Read more
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fn put_u32_le(&mut self, n: u32)

Writes an unsigned 32 bit integer to self in little-endian byte order. Read more
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fn put_u32_ne(&mut self, n: u32)

Writes an unsigned 32 bit integer to self in native-endian byte order. Read more
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fn put_i32(&mut self, n: i32)

Writes a signed 32 bit integer to self in big-endian byte order. Read more
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fn put_i32_le(&mut self, n: i32)

Writes a signed 32 bit integer to self in little-endian byte order. Read more
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fn put_i32_ne(&mut self, n: i32)

Writes a signed 32 bit integer to self in native-endian byte order. Read more
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fn put_u64(&mut self, n: u64)

Writes an unsigned 64 bit integer to self in the big-endian byte order. Read more
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fn put_u64_le(&mut self, n: u64)

Writes an unsigned 64 bit integer to self in little-endian byte order. Read more
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fn put_u64_ne(&mut self, n: u64)

Writes an unsigned 64 bit integer to self in native-endian byte order. Read more
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fn put_i64(&mut self, n: i64)

Writes a signed 64 bit integer to self in the big-endian byte order. Read more
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fn put_i64_le(&mut self, n: i64)

Writes a signed 64 bit integer to self in little-endian byte order. Read more
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fn put_i64_ne(&mut self, n: i64)

Writes a signed 64 bit integer to self in native-endian byte order. Read more
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fn has_remaining_mut(&self) -> bool

Returns true if there is space in self for more bytes. Read more
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fn put<T>(&mut self, src: T)
where T: Buf, Self: Sized,

Transfer bytes into self from src and advance the cursor by the number of bytes written. Read more
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fn put_bytes(&mut self, val: u8, cnt: usize)

Put cnt bytes val into self. Read more
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fn put_u128(&mut self, n: u128)

Writes an unsigned 128 bit integer to self in the big-endian byte order. Read more
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fn put_u128_le(&mut self, n: u128)

Writes an unsigned 128 bit integer to self in little-endian byte order. Read more
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fn put_u128_ne(&mut self, n: u128)

Writes an unsigned 128 bit integer to self in native-endian byte order. Read more
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fn put_i128(&mut self, n: i128)

Writes a signed 128 bit integer to self in the big-endian byte order. Read more
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fn put_i128_le(&mut self, n: i128)

Writes a signed 128 bit integer to self in little-endian byte order. Read more
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fn put_i128_ne(&mut self, n: i128)

Writes a signed 128 bit integer to self in native-endian byte order. Read more
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fn put_uint(&mut self, n: u64, nbytes: usize)

Writes an unsigned n-byte integer to self in big-endian byte order. Read more
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fn put_uint_le(&mut self, n: u64, nbytes: usize)

Writes an unsigned n-byte integer to self in the little-endian byte order. Read more
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fn put_uint_ne(&mut self, n: u64, nbytes: usize)

Writes an unsigned n-byte integer to self in the native-endian byte order. Read more
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fn put_int(&mut self, n: i64, nbytes: usize)

Writes low nbytes of a signed integer to self in big-endian byte order. Read more
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fn put_int_le(&mut self, n: i64, nbytes: usize)

Writes low nbytes of a signed integer to self in little-endian byte order. Read more
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fn put_int_ne(&mut self, n: i64, nbytes: usize)

Writes low nbytes of a signed integer to self in native-endian byte order. Read more
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fn put_f32(&mut self, n: f32)

Writes an IEEE754 single-precision (4 bytes) floating point number to self in big-endian byte order. Read more
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fn put_f32_le(&mut self, n: f32)

Writes an IEEE754 single-precision (4 bytes) floating point number to self in little-endian byte order. Read more
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fn put_f32_ne(&mut self, n: f32)

Writes an IEEE754 single-precision (4 bytes) floating point number to self in native-endian byte order. Read more
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fn put_f64(&mut self, n: f64)

Writes an IEEE754 double-precision (8 bytes) floating point number to self in big-endian byte order. Read more
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fn put_f64_le(&mut self, n: f64)

Writes an IEEE754 double-precision (8 bytes) floating point number to self in little-endian byte order. Read more
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fn put_f64_ne(&mut self, n: f64)

Writes an IEEE754 double-precision (8 bytes) floating point number to self in native-endian byte order. Read more
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fn limit(self, limit: usize) -> Limit<Self>
where Self: Sized,

Creates an adaptor which can write at most limit bytes to self. Read more
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fn writer(self) -> Writer<Self>
where Self: Sized,

Creates an adaptor which implements the Write trait for self. Read more
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fn chain_mut<U>(self, next: U) -> Chain<Self, U>
where U: BufMut, Self: Sized,

Creates an adapter which will chain this buffer with another. Read more
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impl<T> Decodable for Box<T>
where T: Decodable,

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fn decode(rlp: &Rlp<'_>) -> Result<Box<T>, DecoderError>

Decode a value from RLP bytes
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impl<T> Encodable for Box<T>
where T: Encodable + ?Sized,

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fn rlp_append(&self, s: &mut RlpStream)

Append a value to the stream
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fn rlp_bytes(&self) -> BytesMut

Get rlp-encoded bytes for this instance
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impl<T> Handler for Box<T>
where T: Handler + ?Sized,

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type CreateInterrupt = <T as Handler>::CreateInterrupt

Type of CREATE interrupt.
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type CreateFeedback = <T as Handler>::CreateFeedback

Feedback value for CREATE interrupt.
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type CallInterrupt = <T as Handler>::CallInterrupt

Type of CALL interrupt.
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type CallFeedback = <T as Handler>::CallFeedback

Feedback value of CALL interrupt.
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fn balance(&self, address: H160) -> U256

Get balance of address.
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fn code_size(&self, address: H160) -> U256

Get code size of address.
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fn code_hash(&self, address: H160) -> H256

Get code hash of address.
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fn code(&self, address: H160) -> Vec<u8>

Get code of address.
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fn storage(&self, address: H160, index: H256) -> H256

Get storage value of address at index.
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fn original_storage(&self, address: H160, index: H256) -> H256

Get original storage value of address at index.
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fn gas_left(&self) -> U256

Get the gas left value.
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fn gas_price(&self) -> U256

Get the gas price value.
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fn origin(&self) -> H160

Get execution origin.
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fn block_hash(&self, number: U256) -> H256

Get environmental block hash.
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fn block_number(&self) -> U256

Get environmental block number.
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fn block_coinbase(&self) -> H160

Get environmental coinbase.
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fn block_timestamp(&self) -> U256

Get environmental block timestamp.
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fn block_difficulty(&self) -> U256

Get environmental block difficulty.
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fn block_randomness(&self) -> Option<H256>

Get environmental block randomness.
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fn block_gas_limit(&self) -> U256

Get environmental gas limit.
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fn block_base_fee_per_gas(&self) -> U256

Environmental block base fee.
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fn chain_id(&self) -> U256

Get environmental chain ID.
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fn exists(&self, address: H160) -> bool

Check whether an address exists.
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fn deleted(&self, address: H160) -> bool

Check whether an address has already been deleted.
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fn is_cold( &mut self, address: H160, index: Option<H256> ) -> Result<bool, ExitError>

Checks if the address or (address, index) pair has been previously accessed (or set in accessed_addresses / accessed_storage_keys via an access list transaction). References: Read more
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fn set_storage( &mut self, address: H160, index: H256, value: H256 ) -> Result<(), ExitError>

Set storage value of address at index.
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fn log( &mut self, address: H160, topics: Vec<H256>, data: Vec<u8> ) -> Result<(), ExitError>

Create a log owned by address with given topics and data.
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fn mark_delete(&mut self, address: H160, target: H160) -> Result<(), ExitError>

Mark an address to be deleted, with funds transferred to target.
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fn create( &mut self, caller: H160, scheme: CreateScheme, value: U256, init_code: Vec<u8>, target_gas: Option<u64> ) -> Capture<(ExitReason, Option<H160>, Vec<u8>), <Box<T> as Handler>::CreateInterrupt>

Invoke a create operation.
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fn create_feedback( &mut self, _feedback: <Box<T> as Handler>::CreateFeedback ) -> Result<(), ExitError>

Feed in create feedback.
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fn call( &mut self, code_address: H160, transfer: Option<Transfer>, input: Vec<u8>, target_gas: Option<u64>, is_static: bool, context: Context ) -> Capture<(ExitReason, Vec<u8>), <Box<T> as Handler>::CallInterrupt>

Invoke a call operation.
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fn call_feedback( &mut self, _feedback: <Box<T> as Handler>::CallFeedback ) -> Result<(), ExitError>

Feed in call feedback.
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fn pre_validate( &mut self, context: &Context, opcode: Opcode, stack: &Stack ) -> Result<(), ExitError>

Pre-validation step for the runtime.
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fn other( &mut self, opcode: Opcode, _stack: &mut Machine ) -> Result<(), ExitError>

Handle other unknown external opcodes.
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fn record_external_operation( &mut self, op: ExternalOperation ) -> Result<(), ExitError>

Records some associated ExternalOperation.
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impl<T> Log for Box<T>
where T: Log + ?Sized,

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fn enabled(&self, metadata: &Metadata<'_>) -> bool

Determines if a log message with the specified metadata would be logged. Read more
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fn log(&self, record: &Record<'_>)

Logs the Record. Read more
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fn flush(&self)

Flushes any buffered records.
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impl<T> Externalities for Box<T>
where T: Externalities + ?Sized,

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fn is_validator(&self) -> bool

Returns if the local node is a potential validator. Read more
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fn network_state(&self) -> Result<OpaqueNetworkState, ()>

Returns information about the local node’s network state.
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fn timestamp(&mut self) -> Timestamp

Returns current UNIX timestamp (in millis)
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fn sleep_until(&mut self, deadline: Timestamp)

Pause the execution until deadline is reached.
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fn random_seed(&mut self) -> [u8; 32]

Returns a random seed. Read more
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fn http_request_start( &mut self, method: &str, uri: &str, meta: &[u8] ) -> Result<HttpRequestId, ()>

Initiates a http request given HTTP verb and the URL. Read more
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fn http_request_add_header( &mut self, request_id: HttpRequestId, name: &str, value: &str ) -> Result<(), ()>

Append header to the request. Read more
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fn http_request_write_body( &mut self, request_id: HttpRequestId, chunk: &[u8], deadline: Option<Timestamp> ) -> Result<(), HttpError>

Write a chunk of request body. Read more
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fn http_response_wait( &mut self, ids: &[HttpRequestId], deadline: Option<Timestamp> ) -> Vec<HttpRequestStatus>

Block and wait for the responses for given requests. Read more
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fn http_response_headers( &mut self, request_id: HttpRequestId ) -> Vec<(Vec<u8>, Vec<u8>)>

Read all response headers. Read more
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fn http_response_read_body( &mut self, request_id: HttpRequestId, buffer: &mut [u8], deadline: Option<Timestamp> ) -> Result<usize, HttpError>

Read a chunk of body response to given buffer. Read more
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fn set_authorized_nodes( &mut self, nodes: Vec<OpaquePeerId>, authorized_only: bool )

Set the authorized nodes from runtime. Read more
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impl<T> DbExternalities for Box<T>
where T: DbExternalities + ?Sized,

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fn local_storage_set(&mut self, kind: StorageKind, key: &[u8], value: &[u8])

Sets a value in the local storage. Read more
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fn local_storage_clear(&mut self, kind: StorageKind, key: &[u8])

Removes a value in the local storage. Read more
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fn local_storage_compare_and_set( &mut self, kind: StorageKind, key: &[u8], old_value: Option<&[u8]>, new_value: &[u8] ) -> bool

Sets a value in the local storage if it matches current value. Read more
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fn local_storage_get( &mut self, kind: StorageKind, key: &[u8] ) -> Option<Vec<u8>>

Gets a value from the local storage. Read more
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impl<'a, V> VisitOperator<'a> for Box<V>
where V: VisitOperator<'a> + ?Sized,

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type Output = <V as VisitOperator<'a>>::Output

The result type of the visitor.
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fn visit_operator( &mut self, op: &Operator<'a> ) -> <Box<V> as VisitOperator<'a>>::Output

Visits the [Operator] op using the given offset. Read more
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fn visit_unreachable(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_nop(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_block( &mut self, blockty: BlockType ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_loop( &mut self, blockty: BlockType ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_if( &mut self, blockty: BlockType ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_else(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_try( &mut self, blockty: BlockType ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_catch( &mut self, tag_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_throw( &mut self, tag_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_rethrow( &mut self, relative_depth: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_end(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_br( &mut self, relative_depth: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_br_if( &mut self, relative_depth: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_br_table( &mut self, targets: BrTable<'a> ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_return(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_call( &mut self, function_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_call_indirect( &mut self, type_index: u32, table_index: u32, table_byte: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_return_call( &mut self, function_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_return_call_indirect( &mut self, type_index: u32, table_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_delegate( &mut self, relative_depth: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_catch_all(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_drop(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_select(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_typed_select( &mut self, ty: ValType ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_local_get( &mut self, local_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_local_set( &mut self, local_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_local_tee( &mut self, local_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_global_get( &mut self, global_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_global_set( &mut self, global_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_load( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_load( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_load( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_load( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_load8_s( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_load8_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_load16_s( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_load16_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_load8_s( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_load8_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_load16_s( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_load16_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_load32_s( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_load32_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_store( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_store( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_store( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_store( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_store8( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_store16( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_store8( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_store16( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_store32( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_memory_size( &mut self, mem: u32, mem_byte: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_memory_grow( &mut self, mem: u32, mem_byte: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_const( &mut self, value: i32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_const( &mut self, value: i64 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_const( &mut self, value: Ieee32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_const( &mut self, value: Ieee64 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_ref_null( &mut self, hty: HeapType ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_ref_is_null(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_ref_func( &mut self, function_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_eqz(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_eq(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_ne(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_lt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_lt_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_gt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_gt_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_le_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_le_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_ge_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_ge_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_eqz(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_eq(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_ne(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_lt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_lt_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_gt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_gt_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_le_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_le_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_ge_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_ge_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_eq(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_ne(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_lt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_gt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_le(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_ge(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_eq(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_ne(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_lt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_gt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_le(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_ge(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_clz(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_ctz(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_popcnt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_add(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_sub(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_mul(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_div_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_div_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_rem_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_rem_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_and(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_or(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_xor(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_shl(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_shr_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_shr_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_rotl(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_rotr(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_clz(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_ctz(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_popcnt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_add(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_sub(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_mul(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_div_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_div_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_rem_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_rem_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_and(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_or(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_xor(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_shl(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_shr_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_shr_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_rotl(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_rotr(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_abs(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_neg(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_ceil(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_floor(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_trunc(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_nearest(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_sqrt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_add(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_sub(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_mul(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_div(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_min(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_max(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_copysign(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_abs(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_neg(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_ceil(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_floor(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_trunc(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_nearest(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_sqrt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_add(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_sub(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_mul(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_div(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_min(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_max(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_copysign(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_wrap_i64(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_trunc_f32_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_trunc_f32_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_trunc_f64_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_trunc_f64_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_extend_i32_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_extend_i32_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_trunc_f32_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_trunc_f32_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_trunc_f64_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_trunc_f64_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_convert_i32_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_convert_i32_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_convert_i64_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_convert_i64_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_demote_f64(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_convert_i32_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_convert_i32_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_convert_i64_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_convert_i64_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_promote_f32(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_reinterpret_f32(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_reinterpret_f64(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32_reinterpret_i32(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64_reinterpret_i64(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_extend8_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_extend16_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_extend8_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_extend16_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_extend32_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_trunc_sat_f32_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_trunc_sat_f32_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_trunc_sat_f64_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_trunc_sat_f64_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_trunc_sat_f32_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_trunc_sat_f32_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_trunc_sat_f64_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_trunc_sat_f64_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_memory_init( &mut self, data_index: u32, mem: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_data_drop( &mut self, data_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_memory_copy( &mut self, dst_mem: u32, src_mem: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_memory_fill( &mut self, mem: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_table_init( &mut self, elem_index: u32, table: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_elem_drop( &mut self, elem_index: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_table_copy( &mut self, dst_table: u32, src_table: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_table_fill( &mut self, table: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_table_get( &mut self, table: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_table_set( &mut self, table: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_table_grow( &mut self, table: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_table_size( &mut self, table: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_memory_discard( &mut self, mem: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_memory_atomic_notify( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_memory_atomic_wait32( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_memory_atomic_wait64( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_atomic_fence(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_load( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_load( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_load8_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_load16_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_load8_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_load16_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_load32_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_store( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_store( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_store8( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_store16( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_store8( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_store16( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_store32( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw_add( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw_add( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw8_add_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw16_add_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw8_add_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw16_add_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw32_add_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw_sub( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw_sub( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw8_sub_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw16_sub_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw8_sub_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw16_sub_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw32_sub_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw_and( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw_and( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw8_and_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw16_and_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw8_and_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw16_and_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw32_and_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw_or( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw_or( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw8_or_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw16_or_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw8_or_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw16_or_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw32_or_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw_xor( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw_xor( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw8_xor_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw16_xor_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw8_xor_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw16_xor_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw32_xor_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw_xchg( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw_xchg( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw8_xchg_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw16_xchg_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw8_xchg_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw16_xchg_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw32_xchg_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw_cmpxchg( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw_cmpxchg( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw8_cmpxchg_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32_atomic_rmw16_cmpxchg_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw8_cmpxchg_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw16_cmpxchg_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64_atomic_rmw32_cmpxchg_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load8x8_s( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load8x8_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load16x4_s( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load16x4_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load32x2_s( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load32x2_u( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load8_splat( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load16_splat( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load32_splat( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load64_splat( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load32_zero( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load64_zero( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_store( &mut self, memarg: MemArg ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load8_lane( &mut self, memarg: MemArg, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load16_lane( &mut self, memarg: MemArg, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load32_lane( &mut self, memarg: MemArg, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_load64_lane( &mut self, memarg: MemArg, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_store8_lane( &mut self, memarg: MemArg, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_store16_lane( &mut self, memarg: MemArg, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_store32_lane( &mut self, memarg: MemArg, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_store64_lane( &mut self, memarg: MemArg, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_const( &mut self, value: V128 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_shuffle( &mut self, lanes: [u8; 16] ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_extract_lane_s( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_extract_lane_u( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_replace_lane( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extract_lane_s( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extract_lane_u( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_replace_lane( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_extract_lane( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_replace_lane( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_extract_lane( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_replace_lane( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_extract_lane( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_replace_lane( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_extract_lane( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_replace_lane( &mut self, lane: u8 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_swizzle(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_splat(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_splat(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_splat(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_splat(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_splat(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_splat(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_eq(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_ne(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_lt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_lt_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_gt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_gt_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_le_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_le_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_ge_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_ge_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_eq(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_ne(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_lt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_lt_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_gt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_gt_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_le_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_le_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_ge_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_ge_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_eq(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_ne(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_lt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_lt_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_gt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_gt_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_le_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_le_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_ge_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_ge_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_eq(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_ne(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_lt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_gt_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_le_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_ge_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_eq(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_ne(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_lt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_gt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_le(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_ge(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_eq(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_ne(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_lt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_gt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_le(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_ge(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_not(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_and(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_andnot(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_or(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_xor(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_bitselect(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_v128_any_true(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_abs(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_neg(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_popcnt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_all_true(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_bitmask(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_narrow_i16x8_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_narrow_i16x8_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_shl(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_shr_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_shr_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_add(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_add_sat_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_add_sat_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_sub(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_sub_sat_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_sub_sat_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_min_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_min_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_max_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_max_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_avgr_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extadd_pairwise_i8x16_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extadd_pairwise_i8x16_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_abs(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_neg(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_q15mulr_sat_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_all_true(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_bitmask(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_narrow_i32x4_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_narrow_i32x4_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extend_low_i8x16_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extend_high_i8x16_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extend_low_i8x16_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extend_high_i8x16_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_shl(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_shr_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_shr_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_add(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_add_sat_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_add_sat_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_sub(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_sub_sat_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_sub_sat_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_mul(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_min_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_min_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_max_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_max_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_avgr_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extmul_low_i8x16_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extmul_high_i8x16_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extmul_low_i8x16_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_extmul_high_i8x16_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_extadd_pairwise_i16x8_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_extadd_pairwise_i16x8_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_abs(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_neg(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_all_true(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_bitmask(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_extend_low_i16x8_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_extend_high_i16x8_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_extend_low_i16x8_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_extend_high_i16x8_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_shl(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_shr_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_shr_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_add(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_sub(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_mul(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_min_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_min_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_max_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_max_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_dot_i16x8_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_extmul_low_i16x8_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_extmul_high_i16x8_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_extmul_low_i16x8_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_extmul_high_i16x8_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_abs(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_neg(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_all_true(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_bitmask(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_extend_low_i32x4_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_extend_high_i32x4_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_extend_low_i32x4_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_extend_high_i32x4_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_shl(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_shr_s(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_shr_u(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_add(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_sub(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_mul(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_extmul_low_i32x4_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_extmul_high_i32x4_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_extmul_low_i32x4_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_extmul_high_i32x4_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_ceil(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_floor(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_trunc(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_nearest(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_abs(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_neg(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_sqrt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_add(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_sub(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_mul(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_div(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_min(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_max(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_pmin(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_pmax(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_ceil(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_floor(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_trunc(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_nearest(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_abs(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_neg(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_sqrt(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_add(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_sub(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_mul(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_div(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_min(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_max(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_pmin(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_pmax(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_trunc_sat_f32x4_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_trunc_sat_f32x4_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_convert_i32x4_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_convert_i32x4_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_trunc_sat_f64x2_s_zero( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_trunc_sat_f64x2_u_zero( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_convert_low_i32x4_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_convert_low_i32x4_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_demote_f64x2_zero( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_promote_low_f32x4( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_relaxed_swizzle( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_relaxed_trunc_f32x4_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_relaxed_trunc_f32x4_u( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_relaxed_trunc_f64x2_s_zero( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_relaxed_trunc_f64x2_u_zero( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_relaxed_madd(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_relaxed_nmadd(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_relaxed_madd(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_relaxed_nmadd(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i8x16_relaxed_laneselect( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_relaxed_laneselect( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_relaxed_laneselect( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i64x2_relaxed_laneselect( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_relaxed_min(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f32x4_relaxed_max(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_relaxed_min(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_f64x2_relaxed_max(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_relaxed_q15mulr_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i16x8_relaxed_dot_i8x16_i7x16_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_i32x4_relaxed_dot_i8x16_i7x16_add_s( &mut self ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_call_ref( &mut self, hty: HeapType ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_return_call_ref( &mut self, hty: HeapType ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_ref_as_non_null(&mut self) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_br_on_null( &mut self, relative_depth: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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fn visit_br_on_non_null( &mut self, relative_depth: u32 ) -> <Box<V> as VisitOperator<'a>>::Output

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impl<T> StableDeref for Box<T>
where T: ?Sized,

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impl<I> DoubleEndedFallibleIterator for Box<I>

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fn next_back( &mut self ) -> Result<Option<<I as FallibleIterator>::Item>, <I as FallibleIterator>::Error>

Advances the end of the iterator, returning the last value.
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fn rfold<B, F>(self, init: B, f: F) -> Result<B, Self::Error>
where Self: Sized, F: FnMut(B, Self::Item) -> Result<B, Self::Error>,

Applies a function over the elements of the iterator in reverse order, producing a single final value.
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fn try_rfold<B, E, F>(&mut self, init: B, f: F) -> Result<B, E>
where Self: Sized, E: From<Self::Error>, F: FnMut(B, Self::Item) -> Result<B, E>,

Applies a function over the elements of the iterator in reverse, producing a single final value. Read more
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impl<I> FallibleIterator for Box<I>
where I: FallibleIterator + ?Sized,

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type Item = <I as FallibleIterator>::Item

The type being iterated over.
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type Error = <I as FallibleIterator>::Error

The error type.
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fn next( &mut self ) -> Result<Option<<I as FallibleIterator>::Item>, <I as FallibleIterator>::Error>

Advances the iterator and returns the next value. Read more
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fn size_hint(&self) -> (usize, Option<usize>)

Returns bounds on the remaining length of the iterator. Read more
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fn nth( &mut self, n: usize ) -> Result<Option<<I as FallibleIterator>::Item>, <I as FallibleIterator>::Error>

Returns the nth element of the iterator.
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fn count(self) -> Result<usize, Self::Error>
where Self: Sized,

Consumes the iterator, returning the number of remaining items.
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fn last(self) -> Result<Option<Self::Item>, Self::Error>
where Self: Sized,

Returns the last element of the iterator.
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fn step_by(self, step: usize) -> StepBy<Self>
where Self: Sized,

Returns an iterator starting at the same point, but stepping by the given amount at each iteration. Read more
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fn chain<I>(self, it: I) -> Chain<Self, I>
where I: IntoFallibleIterator<Item = Self::Item, Error = Self::Error>, Self: Sized,

Returns an iterator which yields the elements of this iterator followed by another.
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fn zip<I>( self, o: I ) -> Zip<Self, <I as IntoFallibleIterator>::IntoFallibleIter>
where Self: Sized, I: IntoFallibleIterator<Error = Self::Error>,

Returns an iterator that yields pairs of this iterator’s and another iterator’s values.
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fn map<F, B>(self, f: F) -> Map<Self, F>
where Self: Sized, F: FnMut(Self::Item) -> Result<B, Self::Error>,

Returns an iterator which applies a fallible transform to the elements of the underlying iterator.
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fn for_each<F>(self, f: F) -> Result<(), Self::Error>
where Self: Sized, F: FnMut(Self::Item) -> Result<(), Self::Error>,

Calls a fallible closure on each element of an iterator.
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fn filter<F>(self, f: F) -> Filter<Self, F>
where Self: Sized, F: FnMut(&Self::Item) -> Result<bool, Self::Error>,

Returns an iterator which uses a predicate to determine which values should be yielded. The predicate may fail; such failures are passed to the caller.
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fn filter_map<B, F>(self, f: F) -> FilterMap<Self, F>
where Self: Sized, F: FnMut(Self::Item) -> Result<Option<B>, Self::Error>,

Returns an iterator which both filters and maps. The closure may fail; such failures are passed along to the consumer.
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fn enumerate(self) -> Enumerate<Self>
where Self: Sized,

Returns an iterator which yields the current iteration count as well as the value.
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fn peekable(self) -> Peekable<Self>
where Self: Sized,

Returns an iterator that can peek at the next element without consuming it.
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fn skip_while<P>(self, predicate: P) -> SkipWhile<Self, P>
where Self: Sized, P: FnMut(&Self::Item) -> Result<bool, Self::Error>,

Returns an iterator that skips elements based on a predicate.
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fn take_while<P>(self, predicate: P) -> TakeWhile<Self, P>
where Self: Sized, P: FnMut(&Self::Item) -> Result<bool, Self::Error>,

Returns an iterator that yields elements based on a predicate.
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fn skip(self, n: usize) -> Skip<Self>
where Self: Sized,

Returns an iterator which skips the first n values of this iterator.
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fn take(self, n: usize) -> Take<Self>
where Self: Sized,

Returns an iterator that yields only the first n values of this iterator.
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fn scan<St, B, F>(self, initial_state: St, f: F) -> Scan<Self, St, F>
where Self: Sized, F: FnMut(&mut St, Self::Item) -> Result<Option<B>, Self::Error>,

Returns an iterator which applies a stateful map to values of this iterator.
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fn flat_map<U, F>(self, f: F) -> FlatMap<Self, U, F>
where Self: Sized, U: IntoFallibleIterator<Error = Self::Error>, F: FnMut(Self::Item) -> Result<U, Self::Error>,

Returns an iterator which maps this iterator’s elements to iterators, yielding those iterators’ values.
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fn fuse(self) -> Fuse<Self>
where Self: Sized,

Returns an iterator which yields this iterator’s elements and ends after the first Ok(None). Read more
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fn inspect<F>(self, f: F) -> Inspect<Self, F>
where Self: Sized, F: FnMut(&Self::Item) -> Result<(), Self::Error>,

Returns an iterator which passes each element to a closure before returning it.
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fn by_ref(&mut self) -> &mut Self
where Self: Sized,

Borrow an iterator rather than consuming it. Read more
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fn collect<T>(self) -> Result<T, Self::Error>
where T: FromFallibleIterator<Self::Item>, Self: Sized,

Transforms the iterator into a collection. Read more
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fn partition<B, F>(self, f: F) -> Result<(B, B), Self::Error>
where Self: Sized, B: Default + Extend<Self::Item>, F: FnMut(&Self::Item) -> Result<bool, Self::Error>,

Transforms the iterator into two collections, partitioning elements by a closure.
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fn fold<B, F>(self, init: B, f: F) -> Result<B, Self::Error>
where Self: Sized, F: FnMut(B, Self::Item) -> Result<B, Self::Error>,

Applies a function over the elements of the iterator, producing a single final value.
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fn try_fold<B, E, F>(&mut self, init: B, f: F) -> Result<B, E>
where Self: Sized, E: From<Self::Error>, F: FnMut(B, Self::Item) -> Result<B, E>,

Applies a function over the elements of the iterator, producing a single final value. Read more
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fn all<F>(&mut self, f: F) -> Result<bool, Self::Error>
where Self: Sized, F: FnMut(Self::Item) -> Result<bool, Self::Error>,

Determines if all elements of this iterator match a predicate.
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fn any<F>(&mut self, f: F) -> Result<bool, Self::Error>
where Self: Sized, F: FnMut(Self::Item) -> Result<bool, Self::Error>,

Determines if any element of this iterator matches a predicate.
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fn find<F>(&mut self, f: F) -> Result<Option<Self::Item>, Self::Error>
where Self: Sized, F: FnMut(&Self::Item) -> Result<bool, Self::Error>,

Returns the first element of the iterator that matches a predicate.
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fn find_map<B, F>(&mut self, f: F) -> Result<Option<B>, Self::Error>
where Self: Sized, F: FnMut(Self::Item) -> Result<Option<B>, Self::Error>,

Applies a function to the elements of the iterator, returning the first non-None result.
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fn position<F>(&mut self, f: F) -> Result<Option<usize>, Self::Error>
where Self: Sized, F: FnMut(Self::Item) -> Result<bool, Self::Error>,

Returns the position of the first element of this iterator that matches a predicate. The predicate may fail; such failures are returned to the caller.
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fn max_by_key<B, F>(self, f: F) -> Result<Option<Self::Item>, Self::Error>
where Self: Sized, B: Ord, F: FnMut(&Self::Item) -> Result<B, Self::Error>,

Returns the element of the iterator which gives the maximum value from the function.
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fn max_by<F>(self, f: F) -> Result<Option<Self::Item>, Self::Error>
where Self: Sized, F: FnMut(&Self::Item, &Self::Item) -> Result<Ordering, Self::Error>,

Returns the element that gives the maximum value with respect to the function.
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fn min_by_key<B, F>(self, f: F) -> Result<Option<Self::Item>, Self::Error>
where Self: Sized, B: Ord, F: FnMut(&Self::Item) -> Result<B, Self::Error>,

Returns the element of the iterator which gives the minimum value from the function.
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fn min_by<F>(self, f: F) -> Result<Option<Self::Item>, Self::Error>
where Self: Sized, F: FnMut(&Self::Item, &Self::Item) -> Result<Ordering, Self::Error>,

Returns the element that gives the minimum value with respect to the function.
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fn unzip<A, B, FromA, FromB>(self) -> Result<(FromA, FromB), Self::Error>
where Self: Sized + FallibleIterator<Item = (A, B)>, FromA: Default + Extend<A>, FromB: Default + Extend<B>,

Converts an iterator of pairs into a pair of containers.
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fn cloned<'a, T>(self) -> Cloned<Self>
where Self: Sized + FallibleIterator<Item = &'a T>, T: 'a + Clone,

Returns an iterator which clones all of its elements.
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fn partial_cmp<I>(self, other: I) -> Result<Option<Ordering>, Self::Error>
where Self: Sized, I: IntoFallibleIterator<Error = Self::Error>, Self::Item: PartialOrd<<I as IntoFallibleIterator>::Item>,

Lexicographically compares the elements of this iterator to that of another.
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fn eq<I>(self, other: I) -> Result<bool, Self::Error>
where Self: Sized, I: IntoFallibleIterator<Error = Self::Error>, Self::Item: PartialEq<<I as IntoFallibleIterator>::Item>,

Determines if the elements of this iterator are equal to those of another.
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fn ne<I>(self, other: I) -> Result<bool, Self::Error>
where Self: Sized, I: IntoFallibleIterator<Error = Self::Error>, Self::Item: PartialEq<<I as IntoFallibleIterator>::Item>,

Determines if the elements of this iterator are not equal to those of another.
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fn lt<I>(self, other: I) -> Result<bool, Self::Error>
where Self: Sized, I: IntoFallibleIterator<Error = Self::Error>, Self::Item: PartialOrd<<I as IntoFallibleIterator>::Item>,

Determines if the elements of this iterator are lexicographically less than those of another.
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fn le<I>(self, other: I) -> Result<bool, Self::Error>
where Self: Sized, I: IntoFallibleIterator<Error = Self::Error>, Self::Item: PartialOrd<<I as IntoFallibleIterator>::Item>,

Determines if the elements of this iterator are lexicographically less than or equal to those of another.
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fn gt<I>(self, other: I) -> Result<bool, Self::Error>
where Self: Sized, I: IntoFallibleIterator<Error = Self::Error>, Self::Item: PartialOrd<<I as IntoFallibleIterator>::Item>,

Determines if the elements of this iterator are lexicographically greater than those of another.
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fn ge<I>(self, other: I) -> Result<bool, Self::Error>
where Self: Sized, I: IntoFallibleIterator<Error = Self::Error>, Self::Item: PartialOrd<<I as IntoFallibleIterator>::Item>,

Determines if the elements of this iterator are lexicographically greater than or equal to those of another.
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fn iterator(self) -> Iterator<Self>
where Self: Sized,

Returns a normal (non-fallible) iterator over Result<Item, Error>.
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fn map_err<B, F>(self, f: F) -> MapErr<Self, F>
where F: FnMut(Self::Error) -> B, Self: Sized,

Returns an iterator which applies a transform to the errors of the underlying iterator.
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impl<T> WriteColor for Box<T>
where T: WriteColor + ?Sized,

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fn supports_color(&self) -> bool

Returns true if and only if the underlying writer supports colors.
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fn set_color(&mut self, spec: &ColorSpec) -> Result<(), Error>

Set the color settings of the writer. Read more
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fn reset(&mut self) -> Result<(), Error>

Reset the current color settings to their original settings. Read more
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fn is_synchronous(&self) -> bool

Returns true if and only if the underlying writer must synchronously interact with an end user’s device in order to control colors. By default, this always returns false. Read more
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impl<T> Value for Box<T>
where T: Value + ?Sized,

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fn record(&self, key: &Field, visitor: &mut dyn Visit)

Visits this value with the given Visitor.
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impl<S> Subscriber for Box<S>
where S: Subscriber + ?Sized,

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fn register_callsite(&self, metadata: &'static Metadata<'static>) -> Interest

Registers a new callsite with this subscriber, returning whether or not the subscriber is interested in being notified about the callsite. Read more
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fn enabled(&self, metadata: &Metadata<'_>) -> bool

Returns true if a span or event with the specified metadata would be recorded. Read more
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fn max_level_hint(&self) -> Option<LevelFilter>

Returns the highest verbosity level that this Subscriber will enable, or None, if the subscriber does not implement level-based filtering or chooses not to implement this method. Read more
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fn new_span(&self, span: &Attributes<'_>) -> Id

Visit the construction of a new span, returning a new span ID for the span being constructed. Read more
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fn record(&self, span: &Id, values: &Record<'_>)

Record a set of values on a span. Read more
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fn record_follows_from(&self, span: &Id, follows: &Id)

Adds an indication that span follows from the span with the id follows. Read more
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fn event_enabled(&self, event: &Event<'_>) -> bool

Determine if an [Event] should be recorded. Read more
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fn event(&self, event: &Event<'_>)

Records that an Event has occurred. Read more
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fn enter(&self, span: &Id)

Records that a span has been entered. Read more
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fn exit(&self, span: &Id)

Records that a span has been exited. Read more
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fn clone_span(&self, id: &Id) -> Id

Notifies the subscriber that a span ID has been cloned. Read more
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fn try_close(&self, id: Id) -> bool

Notifies the subscriber that a span ID has been dropped, and returns true if there are now 0 IDs that refer to that span. Read more
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fn drop_span(&self, id: Id)

👎Deprecated since 0.1.2: use Subscriber::try_close instead
This method is deprecated. Read more
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fn current_span(&self) -> Current

Returns a type representing this subscriber’s view of the current span. Read more
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unsafe fn downcast_raw(&self, id: TypeId) -> Option<*const ()>

If self is the same type as the provided TypeId, returns an untyped *const pointer to that type. Otherwise, returns None. Read more
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fn on_register_dispatch(&self, subscriber: &Dispatch)

Invoked when this subscriber becomes a [Dispatch]. Read more
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impl<L, S> Layer<S> for Box<L>
where L: Layer<S>, S: Subscriber,

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fn on_layer(&mut self, subscriber: &mut S)

Performs late initialization when attaching a Layer to a [Subscriber]. Read more
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fn new_span(&self, attrs: &Attributes<'_>, id: &Id, ctx: Context<'_, S>)

Notifies this layer that a new span was constructed with the given Attributes and Id.
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fn register_callsite(&self, metadata: &'static Metadata<'static>) -> Interest

Registers a new callsite with this layer, returning whether or not the layer is interested in being notified about the callsite, similarly to Subscriber::register_callsite. Read more
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fn enabled(&self, metadata: &Metadata<'_>, ctx: Context<'_, S>) -> bool

Returns true if this layer is interested in a span or event with the given metadata in the current Context, similarly to Subscriber::enabled. Read more
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fn on_record(&self, span: &Id, values: &Record<'_>, ctx: Context<'_, S>)

Notifies this layer that a span with the given Id recorded the given values.
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fn on_follows_from(&self, span: &Id, follows: &Id, ctx: Context<'_, S>)

Notifies this layer that a span with the ID span recorded that it follows from the span with the ID follows.
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fn on_event(&self, event: &Event<'_>, ctx: Context<'_, S>)

Notifies this layer that an event has occurred.
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fn on_enter(&self, id: &Id, ctx: Context<'_, S>)

Notifies this layer that a span with the given ID was entered.
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fn on_exit(&self, id: &Id, ctx: Context<'_, S>)

Notifies this layer that the span with the given ID was exited.
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fn on_close(&self, id: Id, ctx: Context<'_, S>)

Notifies this layer that the span with the given ID has been closed.
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fn on_id_change(&self, old: &Id, new: &Id, ctx: Context<'_, S>)

Notifies this layer that a span ID has been cloned, and that the subscriber returned a different ID.
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fn and_then<L>(self, layer: L) -> Layered<L, Self, S>
where L: Layer<S>, Self: Sized,

Composes this layer around the given Layer, returning a Layered struct implementing Layer. Read more
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fn with_subscriber(self, inner: S) -> Layered<Self, S>
where Self: Sized,

Composes this Layer with the given Subscriber, returning a Layered struct that implements Subscriber. Read more
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fn with_filter<F>(self, filter: F) -> Filtered<Self, F, S>
where Self: Sized, F: Filter<S>,

Combines self with a Filter, returning a Filtered layer. Read more
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impl<T> Clear for Box<T>
where T: Clear,

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fn clear(&mut self)

Clear all data in self, retaining the allocated capacithy.
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impl<S> DebugSecret for Box<S>
where S: DebugSecret + Zeroize,

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fn debug_secret(f: &mut Formatter<'_>) -> Result<(), Error>

Format information about the secret’s type. Read more
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impl<W> WriteFormatted for Box<W>
where W: Write + ?Sized,

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fn write_formatted<F, N>(&mut self, n: &N, format: &F) -> Result<usize, Error>

Formats the provided number according to the provided format and then writes the resulting bytes to the object. Meant to be analagous to io::Write’s write_all method or fmt::Write’s write_str method. On success, returns the number of bytes written. Read more
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impl<R> RngCore for Box<R>
where R: RngCore + ?Sized,

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fn next_u32(&mut self) -> u32

Return the next random u32. Read more
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fn next_u64(&mut self) -> u64

Return the next random u64. Read more
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fn fill_bytes(&mut self, dest: &mut [u8])

Fill dest with random data. Read more
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fn try_fill_bytes(&mut self, dest: &mut [u8]) -> Result<(), Error>

Fill dest entirely with random data. Read more
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impl<R> CryptoRng for Box<R>
where R: CryptoRng + ?Sized,

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impl<S> Stream for Box<S>
where S: Stream + Unpin + ?Sized,

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type Item = <S as Stream>::Item

Values yielded by the stream.
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fn poll_next( self: Pin<&mut Box<S>>, cx: &mut Context<'_> ) -> Poll<Option<<Box<S> as Stream>::Item>>

Attempt to pull out the next value of this stream, registering the current task for wakeup if the value is not yet available, and returning None if the stream is exhausted. Read more
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fn size_hint(&self) -> (usize, Option<usize>)

Returns the bounds on the remaining length of the stream. Read more
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impl<S> FusedStream for Box<S>
where S: FusedStream + Unpin + ?Sized,

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fn is_terminated(&self) -> bool

Returns true if the stream should no longer be polled.
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impl<F> FusedFuture for Box<F>
where F: FusedFuture + Unpin + ?Sized,

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fn is_terminated(&self) -> bool

Returns true if the underlying future should no longer be polled.
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impl<'a, T, F> UnsafeFutureObj<'a, T> for Box<F>
where F: Future<Output = T> + 'a,

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fn into_raw(self) -> *mut dyn Future<Output = T> + 'a

Convert an owned instance into a (conceptually owned) fat pointer. Read more
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unsafe fn drop(ptr: *mut dyn Future<Output = T> + 'a)

Drops the future represented by the given fat pointer. Read more
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impl<Sp> LocalSpawn for Box<Sp>
where Sp: LocalSpawn + ?Sized,

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fn spawn_local_obj( &self, future: LocalFutureObj<'static, ()> ) -> Result<(), SpawnError>

Spawns a future that will be run to completion. Read more
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fn status_local(&self) -> Result<(), SpawnError>

Determines whether the executor is able to spawn new tasks. Read more
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impl<Sp> Spawn for Box<Sp>
where Sp: Spawn + ?Sized,

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fn spawn_obj(&self, future: FutureObj<'static, ()>) -> Result<(), SpawnError>

Spawns a future that will be run to completion. Read more
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fn status(&self) -> Result<(), SpawnError>

Determines whether the executor is able to spawn new tasks. Read more
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impl<S, Item> Sink<Item> for Box<S>
where S: Sink<Item> + Unpin + ?Sized,

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type Error = <S as Sink<Item>>::Error

The type of value produced by the sink when an error occurs.
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fn poll_ready( self: Pin<&mut Box<S>>, cx: &mut Context<'_> ) -> Poll<Result<(), <Box<S> as Sink<Item>>::Error>>

Attempts to prepare the Sink to receive a value. Read more
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fn start_send( self: Pin<&mut Box<S>>, item: Item ) -> Result<(), <Box<S> as Sink<Item>>::Error>

Begin the process of sending a value to the sink. Each call to this function must be preceded by a successful call to poll_ready which returned Poll::Ready(Ok(())). Read more
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fn poll_flush( self: Pin<&mut Box<S>>, cx: &mut Context<'_> ) -> Poll<Result<(), <Box<S> as Sink<Item>>::Error>>

Flush any remaining output from this sink. Read more
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fn poll_close( self: Pin<&mut Box<S>>, cx: &mut Context<'_> ) -> Poll<Result<(), <Box<S> as Sink<Item>>::Error>>

Flush any remaining output and close this sink, if necessary. Read more
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impl<T> AsyncWrite for Box<T>
where T: AsyncWrite + Unpin + ?Sized,

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fn poll_write( self: Pin<&mut Box<T>>, cx: &mut Context<'_>, buf: &[u8] ) -> Poll<Result<usize, Error>>

Attempt to write bytes from buf into the object. Read more
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fn poll_write_vectored( self: Pin<&mut Box<T>>, cx: &mut Context<'_>, bufs: &[IoSlice<'_>] ) -> Poll<Result<usize, Error>>

Attempt to write bytes from bufs into the object using vectored IO operations. Read more
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fn poll_flush( self: Pin<&mut Box<T>>, cx: &mut Context<'_> ) -> Poll<Result<(), Error>>

Attempt to flush the object, ensuring that any buffered data reach their destination. Read more
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fn poll_close( self: Pin<&mut Box<T>>, cx: &mut Context<'_> ) -> Poll<Result<(), Error>>

Attempt to close the object. Read more
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impl<T> AsyncRead for Box<T>
where T: AsyncRead + Unpin + ?Sized,

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fn poll_read( self: Pin<&mut Box<T>>, cx: &mut Context<'_>, buf: &mut [u8] ) -> Poll<Result<usize, Error>>

Attempt to read from the AsyncRead into buf. Read more
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fn poll_read_vectored( self: Pin<&mut Box<T>>, cx: &mut Context<'_>, bufs: &mut [IoSliceMut<'_>] ) -> Poll<Result<usize, Error>>

Attempt to read from the AsyncRead into bufs using vectored IO operations. Read more
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impl<T> AsyncSeek for Box<T>
where T: AsyncSeek + Unpin + ?Sized,

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fn poll_seek( self: Pin<&mut Box<T>>, cx: &mut Context<'_>, pos: SeekFrom ) -> Poll<Result<u64, Error>>

Attempt to seek to an offset, in bytes, in a stream. Read more
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impl<T> AsyncBufRead for Box<T>
where T: AsyncBufRead + Unpin + ?Sized,

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fn poll_fill_buf( self: Pin<&mut Box<T>>, cx: &mut Context<'_> ) -> Poll<Result<&[u8], Error>>

Attempt to return the contents of the internal buffer, filling it with more data from the inner reader if it is empty. Read more
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fn consume(self: Pin<&mut Box<T>>, amt: usize)

Tells this buffer that amt bytes have been consumed from the buffer, so they should no longer be returned in calls to poll_read. Read more
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impl<T> EncodeValue for Box<T>
where T: EncodeValue,

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fn value_len(&self) -> Result<Length, Error>

Compute the length of this value (sans [Tag]+[Length] header) when encoded as ASN.1 DER.
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fn encode_value(&self, writer: &mut impl Writer) -> Result<(), Error>

Encode value (sans [Tag]+[Length] header) as ASN.1 DER using the provided [Writer].
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impl<'a, T> DecodeValue<'a> for Box<T>
where T: DecodeValue<'a>,

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fn decode_value<R>(reader: &mut R, header: Header) -> Result<Box<T>, Error>
where R: Reader<'a>,

Attempt to decode this message using the provided [Reader].
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impl<'a, T> Sequence<'a> for Box<T>
where T: Sequence<'a>,