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Remove two useless rules from extension_trait!.

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They never run because they are subsumed by the two rules immediately
above.
This commit is contained in:
Nicholas Nethercote 2022-03-10 17:09:33 +11:00
parent b90c2cddd1
commit 21fb4ac0fb
1 changed files with 0 additions and 8 deletions
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8
src/utils.rs
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@ -309,14 +309,6 @@ macro_rules! extension_trait {
extension_trait!(@ext ($($head)* -> $f) $($tail)*);
};
// Parse the return type in an extension method.
(@doc ($($head:tt)*) -> impl Future<Output = $out:ty> + $lt:lifetime [$f:ty] $($tail:tt)*) => {
extension_trait!(@doc ($($head)* -> borrowed::ImplFuture<$lt, $out>) $($tail)*);
};
(@ext ($($head:tt)*) -> impl Future<Output = $out:ty> + $lt:lifetime [$f:ty] $($tail:tt)*) => {
extension_trait!(@ext ($($head)* -> $f) $($tail)*);
};
// Parse a token.
(@doc ($($head:tt)*) $token:tt $($tail:tt)*) => {
extension_trait!(@doc ($($head)* $token) $($tail)*);