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Don't consume the expression in assert_matches!()'s failure case.

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This commit is contained in:
Mara Bos 2021-03-04 19:36:36 +01:00
parent 5bd1204fc2
commit f223affd7a
1 changed files with 4 additions and 4 deletions
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8
library/core/src/macros/mod.rs
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@ -141,9 +141,9 @@ macro_rules! assert_matches {
($left:expr, $( $pattern:pat )|+ $( if $guard: expr )? $(,)?) => ({ ($left:expr, $( $pattern:pat )|+ $( if $guard: expr )? $(,)?) => ({
match $left { match $left {
$( $pattern )|+ $( if $guard )? => {} $( $pattern )|+ $( if $guard )? => {}
left_val => { ref left_val => {
$crate::panicking::assert_matches_failed( $crate::panicking::assert_matches_failed(
&left_val, left_val,
$crate::stringify!($($pattern)|+ $(if $guard)?), $crate::stringify!($($pattern)|+ $(if $guard)?),
$crate::option::Option::None $crate::option::Option::None
); );
@ -153,9 +153,9 @@ macro_rules! assert_matches {
($left:expr, $( $pattern:pat )|+ $( if $guard: expr )?, $($arg:tt)+) => ({ ($left:expr, $( $pattern:pat )|+ $( if $guard: expr )?, $($arg:tt)+) => ({
match $left { match $left {
$( $pattern )|+ $( if $guard )? => {} $( $pattern )|+ $( if $guard )? => {}
left_val => { ref left_val => {
$crate::panicking::assert_matches_failed( $crate::panicking::assert_matches_failed(
&left_val, left_val,
$crate::stringify!($($pattern)|+ $(if $guard)?), $crate::stringify!($($pattern)|+ $(if $guard)?),
$crate::option::Option::Some($crate::format_args!($($arg)+)) $crate::option::Option::Some($crate::format_args!($($arg)+))
); );