pub struct Empty { /* private fields */ }
Expand description

Reader for the empty() function.

Trait Implementations

Attempt to return the contents of the internal buffer, filling it with more data from the inner reader if it is empty. Read more
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
Attempt to read from the AsyncRead into buf. Read more
Attempt to read from the AsyncRead into bufs using vectored IO operations. Read more
Formats the value using the given formatter. Read more

Auto Trait Implementations

Blanket Implementations

Gets the TypeId of self. Read more
TODO: once 1.33.0 is the minimum supported compiler version, remove Any::type_id_compat and use StdAny::type_id instead. https://github.com/rust-lang/rust/issues/27745 Read more
The archived version of the pointer metadata for this type.
Converts some archived metadata to the pointer metadata for itself.
Creates a future which will wait for a non-empty buffer to be available from this I/O object or EOF to be reached. Read more
A convenience for calling AsyncBufRead::consume on Unpin IO types. Read more
Creates a future which will read all the bytes associated with this I/O object into buf until the delimiter byte or EOF is reached. This method is the async equivalent to BufRead::read_until. Read more
Creates a future which will read all the bytes associated with this I/O object into buf until a newline (the 0xA byte) or EOF is reached, This method is the async equivalent to BufRead::read_line. Read more
Returns a stream over the lines of this reader. This method is the async equivalent to BufRead::lines. Read more
Returns the contents of the internal buffer, filling it with more data if empty. Read more
Consumes amt buffered bytes. Read more
Reads all bytes and appends them into buf until the delimiter byte or EOF is found. Read more
Reads all bytes and appends them into buf until a newline (the 0xA byte) or EOF is found. Read more
Returns a stream over the lines of this byte stream. Read more
Returns a stream over the contents of this reader split on the specified byte. Read more
Creates an adaptor which will chain this stream with another. Read more
Tries to read some bytes directly into the given buf in asynchronous manner, returning a future type. Read more
Creates a future which will read from the AsyncRead into bufs using vectored IO operations. Read more
Creates a future which will read exactly enough bytes to fill buf, returning an error if end of file (EOF) is hit sooner. Read more
Creates a future which will read all the bytes from this AsyncRead. Read more
Creates a future which will read all the bytes from this AsyncRead. Read more
Helper method for splitting this read/write object into two halves. Read more
Creates an AsyncRead adapter which will read at most limit bytes from the underlying reader. Read more
Reads some bytes from the byte stream. Read more
Like [read()][AsyncReadExt::read()], except it reads into a slice of buffers. Read more
Reads the entire contents and appends them to a Vec. Read more
Reads the entire contents and appends them to a String. Read more
Reads the exact number of bytes required to fill buf. Read more
Creates an adapter which will read at most limit bytes from it. Read more
Converts this AsyncRead into a Stream of bytes. Read more
Creates an adapter which will chain this stream with another. Read more
Boxes the reader and changes its type to dyn AsyncRead + Send + 'a. Read more
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more
Reads all bytes into buf until the delimiter byte or EOF is reached. Read more
Reads all bytes and appends them into buf until a newline (the 0xA byte) is reached. Read more
Returns a stream over the lines of this byte stream. Read more
Returns a stream over the contents of this reader split on the byte byte. Read more
Deserializes using the given deserializer

Returns the argument unchanged.

Attaches the provided Context to this type, returning a WithContext wrapper. Read more
Attaches the current Context to this type, returning a WithContext wrapper. Read more
Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
Instruments this type with the current Span, returning an Instrumented wrapper. Read more
Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
Instruments this type with the current Span, returning an Instrumented wrapper. Read more

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

The alignment of pointer.
The type for initializers.
Initializes a with the given initializer. Read more
Dereferences the given pointer. Read more
Mutably dereferences the given pointer. Read more
Drops the object pointed to by the given pointer. Read more
The type for metadata in pointers and references to Self.
Reads some bytes from the byte stream. Read more
Like read, except that it reads into a slice of buffers. Read more
Reads all bytes from the byte stream. Read more
Reads all bytes from the byte stream and appends them into a string. Read more
Reads the exact number of bytes required to fill buf. Read more
Creates an adaptor which will read at most limit bytes from it. Read more
Creates a “by reference” adaptor for this instance of Read. Read more
Transforms this Read instance to a Stream over its bytes. Read more
Creates an adaptor which will chain this stream with another. Read more
Should always be Self
The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more
Checks if self is actually part of its subset T (and can be converted to it).
Use with care! Same as self.to_subset but without any property checks. Always succeeds.
The inclusion map: converts self to the equivalent element of its superset.
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.
upcast ref
upcast mut ref
upcast boxed dyn
Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more