pub struct ErrReader {
pub kind: ErrorKind,
}
Expand description
An implementation of std::io::Read
that fails on the first call to read
and throws
an std::io::Error
with the given ErrorKind.
Fields§
§kind: ErrorKind
The ErrorKind to put into the std::io::Error
.
Implementations§
Trait Implementations§
Source§impl Read for ErrReader
impl Read for ErrReader
Source§fn read(&mut self, _buf: &mut [u8]) -> Result<usize>
fn read(&mut self, _buf: &mut [u8]) -> Result<usize>
Pull some bytes from this source into the specified buffer, returning
how many bytes were read. Read more
1.36.0 · Source§fn read_vectored(&mut self, bufs: &mut [IoSliceMut<'_>]) -> Result<usize, Error>
fn read_vectored(&mut self, bufs: &mut [IoSliceMut<'_>]) -> Result<usize, Error>
Like
read
, except that it reads into a slice of buffers. Read moreSource§fn is_read_vectored(&self) -> bool
fn is_read_vectored(&self) -> bool
🔬This is a nightly-only experimental API. (
can_vector
)1.0.0 · Source§fn read_to_end(&mut self, buf: &mut Vec<u8>) -> Result<usize, Error>
fn read_to_end(&mut self, buf: &mut Vec<u8>) -> Result<usize, Error>
Reads all bytes until EOF in this source, placing them into
buf
. Read more1.0.0 · Source§fn read_to_string(&mut self, buf: &mut String) -> Result<usize, Error>
fn read_to_string(&mut self, buf: &mut String) -> Result<usize, Error>
Reads all bytes until EOF in this source, appending them to
buf
. Read more1.6.0 · Source§fn read_exact(&mut self, buf: &mut [u8]) -> Result<(), Error>
fn read_exact(&mut self, buf: &mut [u8]) -> Result<(), Error>
Reads the exact number of bytes required to fill
buf
. Read moreSource§fn read_buf(&mut self, buf: BorrowedCursor<'_>) -> Result<(), Error>
fn read_buf(&mut self, buf: BorrowedCursor<'_>) -> Result<(), Error>
🔬This is a nightly-only experimental API. (
read_buf
)Pull some bytes from this source into the specified buffer. Read more
Source§fn read_buf_exact(&mut self, cursor: BorrowedCursor<'_>) -> Result<(), Error>
fn read_buf_exact(&mut self, cursor: BorrowedCursor<'_>) -> Result<(), Error>
🔬This is a nightly-only experimental API. (
read_buf
)Reads the exact number of bytes required to fill
cursor
. Read more1.0.0 · Source§fn by_ref(&mut self) -> &mut Selfwhere
Self: Sized,
fn by_ref(&mut self) -> &mut Selfwhere
Self: Sized,
Creates a “by reference” adaptor for this instance of
Read
. Read moreimpl StructuralPartialEq for ErrReader
Auto Trait Implementations§
impl Freeze for ErrReader
impl RefUnwindSafe for ErrReader
impl Send for ErrReader
impl Sync for ErrReader
impl Unpin for ErrReader
impl UnwindSafe for ErrReader
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more