openharmony/third_party_rust_cfg-if
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Prohibit multiple predicates (#37)

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hyd-dev
2020-10-07 02:42:41 +08:00
committed by GitHub
parent 24302bfaee
commit 206c15fab6
1 changed files with 6 additions and 6 deletions
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src/lib.rs
+6 -6
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@@ -34,30 +34,30 @@
macro_rules! cfg_if {
// match if/else chains with a final `else`
($(
if #[cfg($($meta:meta),*)] { $($tokens:tt)* }
if #[cfg($meta:meta)] { $($tokens:tt)* }
) else * else {
$($tokens2:tt)*
}) => {
$crate::cfg_if! {
@__items
() ;
$( ( ($($meta),*) ($($tokens)*) ), )*
$( ( ($meta) ($($tokens)*) ), )*
( () ($($tokens2)*) ),
}
};
// match if/else chains lacking a final `else`
(
if #[cfg($($i_met:meta),*)] { $($i_tokens:tt)* }
if #[cfg($i_met:meta)] { $($i_tokens:tt)* }
$(
else if #[cfg($($e_met:meta),*)] { $($e_tokens:tt)* }
else if #[cfg($e_met:meta)] { $($e_tokens:tt)* }
)*
) => {
$crate::cfg_if! {
@__items
() ;
( ($($i_met),*) ($($i_tokens)*) ),
$( ( ($($e_met),*) ($($e_tokens)*) ), )*
( ($i_met) ($($i_tokens)*) ),
$( ( ($e_met) ($($e_tokens)*) ), )*
( () () ),
}
};