Merge #1482

1482: Some clippy fixes for 1.36 r=kjeremy a=kjeremy

Some clippy fixes now that 1.36 is released. ~~Plus the requisite format run (I can rebase after #1481 is merged to make this cleaner) .~~

The change from `map(|it| *it)` to `copied()` changes the minimum rust stable to 1.36.


Co-authored-by: Jeremy Kolb <[email protected]>

1 files changed, 1 insertions, 1 deletions

diff --git a/crates/ra_cli/src/main.rs b/crates/ra_cli/src/main.rs
index 25edbd5f7..48bc64450 100644
--- a/crates/ra_cli/src/main.rs
+++ b/crates/ra_cli/src/main.rs
@@ -112,6 +112,6 @@ fn read_stdin() -> Result<String> {
 }
 
 fn rsplit_at_char(s: &str, c: char) -> Result<(&str, &str)> {
-    let idx = s.rfind(":").ok_or_else(|| format!("no `{}` in {}", c, s))?;
+    let idx = s.rfind(':').ok_or_else(|| format!("no `{}` in {}", c, s))?;
     Ok((&s[..idx], &s[idx + 1..]))
 }