move pattern to fn argument

RalfJung · RalfJung · commit a09c33e36205 · 2020-02-29T09:41:59.000+01:00
diff --git a/src/librustc_target/abi/mod.rs b/src/librustc_target/abi/mod.rs
@@ -943,8 +943,7 @@ pub trait MaybeResult<T> {
 impl<T> MaybeResult<T> for T {
     type Error = !;
 
-    fn from(x: Result<T, Self::Error>) -> Self {
-        let Ok(x) = x;
+    fn from(Ok(x): Result<T, Self::Error>) -> Self {
         x
     }
     fn to_result(self) -> Result<T, Self::Error> {

Original file line number	Diff line number	Diff line change
`@@ -943,8 +943,7 @@ pub trait MaybeResult<T> {`
`943`	`943`	`impl<T> MaybeResult<T> for T {`
`944`	`944`	`type Error = !;`
`945`	`945`
`946`		`- fn from(x: Result<T, Self::Error>) -> Self {`
`947`		`- let Ok(x) = x;`
	`946`	`+ fn from(Ok(x): Result<T, Self::Error>) -> Self {`
`948`	`947`	`x`
`949`	`948`	`}`
`950`	`949`	`fn to_result(self) -> Result<T, Self::Error> {`