New upstream version 1.52.1+dfsg1

[rustc.git] / src / tools / clippy / tests / ui / unnested_or_patterns2.rs

diff --git a/src/tools/clippy/tests/ui/unnested_or_patterns2.rs b/src/tools/clippy/tests/ui/unnested_or_patterns2.rs
new file mode 100644 (file)
index 0000000..acf3158
--- /dev/null
+++ b/src/tools/clippy/tests/ui/unnested_or_patterns2.rs
@@ -0,0 +1,18 @@
+// run-rustfix
+
+#![feature(or_patterns)]
+#![feature(box_patterns)]
+#![warn(clippy::unnested_or_patterns)]
+#![allow(clippy::cognitive_complexity, clippy::match_ref_pats)]
+#![allow(unreachable_patterns, irrefutable_let_patterns, unused_variables)]
+
+fn main() {
+    if let Some(Some(0)) | Some(Some(1)) = None {}
+    if let Some(Some(0)) | Some(Some(1) | Some(2)) = None {}
+    if let Some(Some(0 | 1) | Some(2)) | Some(Some(3) | Some(4)) = None {}
+    if let Some(Some(0) | Some(1 | 2)) = None {}
+    if let ((0,),) | ((1,) | (2,),) = ((0,),) {}
+    if let 0 | (1 | 2) = 0 {}
+    if let box (0 | 1) | (box 2 | box (3 | 4)) = Box::new(0) {}
+    if let box box 0 | box (box 2 | box 4) = Box::new(Box::new(0)) {}
+}