Fix typo

BeatButton · BeatButton · commit 6f288ea33712 · 2018-12-09T14:10:20.000-07:00
diff --git a/src/liballoc/string.rs b/src/liballoc/string.rs
@@ -2169,7 +2169,7 @@ impl<T: fmt::Display + ?Sized> ToString for T {
         use core::fmt::Write;
         let mut buf = String::new();
         buf.write_fmt(format_args!("{}", self))
-           .expect("a Display implementation return an error unexpectedly");
+           .expect("a Display implementation returned an error unexpectedly");
         buf.shrink_to_fit();
         buf
     }

Original file line number	Diff line number	Diff line change
`@@ -2169,7 +2169,7 @@ impl<T: fmt::Display + ?Sized> ToString for T {`
`2169`	`2169`	`use core::fmt::Write;`
`2170`	`2170`	`let mut buf = String::new();`
`2171`	`2171`	`buf.write_fmt(format_args!("{}", self))`
`2172`		`- .expect("a Display implementation return an error unexpectedly");`
	`2172`	`+ .expect("a Display implementation returned an error unexpectedly");`
`2173`	`2173`	`buf.shrink_to_fit();`
`2174`	`2174`	`buf`
`2175`	`2175`	`}`