Simplify use of map_or

2022-01-20 15:41:00 +01:00
parent 74fbbefea8
commit 8d0d023964
1 changed files with 1 additions and 1 deletions
--- a/compiler/rustc_mir_transform/src/coverage/graph.rs
+++ b/compiler/rustc_mir_transform/src/coverage/graph.rs
@@ -418,7 +418,7 @@ impl BasicCoverageBlockData {
    pub fn take_edge_counters(
        &mut self,
    ) -> Option<impl Iterator<Item = (BasicCoverageBlock, CoverageKind)>> {
-        self.edge_from_bcbs.take().map_or(None, |m| Some(m.into_iter()))
+        self.edge_from_bcbs.take().map(|m| m.into_iter())
    }

    pub fn id(&self) -> String {