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Diffstat (limited to 'tests/ui/rfcs/rfc-2175-or-if-while-let/basic.rs')
-rw-r--r--tests/ui/rfcs/rfc-2175-or-if-while-let/basic.rs33
1 files changed, 33 insertions, 0 deletions
diff --git a/tests/ui/rfcs/rfc-2175-or-if-while-let/basic.rs b/tests/ui/rfcs/rfc-2175-or-if-while-let/basic.rs
new file mode 100644
index 00000000000..22f04c58f3b
--- /dev/null
+++ b/tests/ui/rfcs/rfc-2175-or-if-while-let/basic.rs
@@ -0,0 +1,33 @@
+// run-pass
+#![allow(dead_code)]
+
+enum E {
+    V(u8),
+    U(u8),
+    W,
+}
+use E::*;
+
+fn main() {
+    let mut e = V(10);
+
+    if let V(x) | U(x) = e {
+        assert_eq!(x, 10);
+    }
+    while let V(x) | U(x) = e {
+        assert_eq!(x, 10);
+        e = W;
+    }
+
+    // Accept leading `|`:
+
+    let mut e = V(10);
+
+    if let | V(x) | U(x) = e {
+        assert_eq!(x, 10);
+    }
+    while let | V(x) | U(x) = e {
+        assert_eq!(x, 10);
+        e = W;
+    }
+}