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Add #[inline] to io::Error methods #83555

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Mar 27, 2021
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Add #[inline] to io::Error methods #83555

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8 changes: 8 additions & 0 deletions library/std/src/io/error.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -269,6 +269,7 @@ impl Error {
/// This function should maybe change to
/// `new_const<const MSG: &'static str>(kind: ErrorKind)`
/// in the future, when const generics allow that.
#[inline]
pub(crate) const fn new_const(kind: ErrorKind, message: &'static &'static str) -> Error {
Self { repr: Repr::SimpleMessage(kind, message) }
}
Expand All @@ -287,6 +288,7 @@ impl Error {
/// println!("last OS error: {:?}", Error::last_os_error());
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
pub fn last_os_error() -> Error {
Error::from_raw_os_error(sys::os::errno() as i32)
}
Expand Down Expand Up @@ -317,6 +319,7 @@ impl Error {
/// # }
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
pub fn from_raw_os_error(code: i32) -> Error {
Error { repr: Repr::Os(code) }
}
Expand Down Expand Up @@ -351,6 +354,7 @@ impl Error {
/// }
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
pub fn raw_os_error(&self) -> Option<i32> {
match self.repr {
Repr::Os(i) => Some(i),
Expand Down Expand Up @@ -388,6 +392,7 @@ impl Error {
/// }
/// ```
#[stable(feature = "io_error_inner", since = "1.3.0")]
#[inline]
pub fn get_ref(&self) -> Option<&(dyn error::Error + Send + Sync + 'static)> {
match self.repr {
Repr::Os(..) => None,
Expand Down Expand Up @@ -460,6 +465,7 @@ impl Error {
/// }
/// ```
#[stable(feature = "io_error_inner", since = "1.3.0")]
#[inline]
pub fn get_mut(&mut self) -> Option<&mut (dyn error::Error + Send + Sync + 'static)> {
match self.repr {
Repr::Os(..) => None,
Expand Down Expand Up @@ -497,6 +503,7 @@ impl Error {
/// }
/// ```
#[stable(feature = "io_error_inner", since = "1.3.0")]
#[inline]
pub fn into_inner(self) -> Option<Box<dyn error::Error + Send + Sync>> {
match self.repr {
Repr::Os(..) => None,
Expand Down Expand Up @@ -525,6 +532,7 @@ impl Error {
/// }
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
pub fn kind(&self) -> ErrorKind {
match self.repr {
Repr::Os(code) => sys::decode_error_kind(code),
Expand Down