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, 2 insertions, 2 deletions

diff --git a/crates/ra_db/src/input.rs b/crates/ra_db/src/input.rs
index 5d3a6b3c9..2d563bd01 100644
--- a/crates/ra_db/src/input.rs
+++ b/crates/ra_db/src/input.rs
@@ -139,7 +139,7 @@ impl CrateGraph {
     }
 
     pub fn iter<'a>(&'a self) -> impl Iterator<Item = CrateId> + 'a {
-        self.arena.keys().map(|it| *it)
+        self.arena.keys().copied()
     }
 
     pub fn crate_root(&self, crate_id: CrateId) -> FileId {
@@ -191,7 +191,7 @@ impl CrateGraph {
                 return true;
             }
         }
-        return false;
+        false
     }
 }