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authorYuki Okushi <huyuumi.dev@gmail.com>2019-12-23 05:13:46 +0900
committerYuki Okushi <huyuumi.dev@gmail.com>2019-12-23 07:42:26 +0900
commit101dd7bad9432730fa2f625ae43afcc2929457d4 (patch)
tree0a750f637a3bd7fe34303f25b4ad8871db2e6ad9
parent9b98af84c4aa66392236fff59c86da2130d46d46 (diff)
downloadrust-101dd7bad9432730fa2f625ae43afcc2929457d4.tar.gz
rust-101dd7bad9432730fa2f625ae43afcc2929457d4.zip
Use `is_none` instead of `if let`
-rw-r--r--src/librustc/traits/error_reporting.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/librustc/traits/error_reporting.rs b/src/librustc/traits/error_reporting.rs
index b299fd6117e..aabf1d625a8 100644
--- a/src/librustc/traits/error_reporting.rs
+++ b/src/librustc/traits/error_reporting.rs
@@ -2289,7 +2289,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
         let span = self.tcx.def_span(generator_did);
 
         // Do not ICE on closure typeck (#66868).
-        if let None = self.tcx.hir().as_local_hir_id(generator_did) {
+        if self.tcx.hir().as_local_hir_id(generator_did).is_none() {
             return false;
         }