Auto merge of #53815 - F001:if-let-guard, r=petrochenkov

[rust.git] / src / librustc_mir / hair / mod.rs

diff --git a/src/librustc_mir/hair/mod.rs b/src/librustc_mir/hair/mod.rs
index d6037adb53bb7a8a5161e626846df7491b38cde0..2ddb810f4914817e7640e6bdf92cd1a78750ae67 100644 (file)
--- a/src/librustc_mir/hair/mod.rs
+++ b/src/librustc_mir/hair/mod.rs
@@ -316,11 +316,16 @@ pub struct FruInfo<'tcx> {
 #[derive(Clone, Debug)]
 pub struct Arm<'tcx> {
     pub patterns: Vec<Pattern<'tcx>>,
-    pub guard: Option<ExprRef<'tcx>>,
+    pub guard: Option<Guard<'tcx>>,
     pub body: ExprRef<'tcx>,
     pub lint_level: LintLevel,
 }
 
+#[derive(Clone, Debug)]
+pub enum Guard<'tcx> {
+    If(ExprRef<'tcx>),
+}
+
 #[derive(Copy, Clone, Debug)]
 pub enum LogicalOp {
     And,