X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=tests%2Fui%2Foption_if_let_else.rs;h=9eeaea12d3bc91e615cb2fac5f3d3b10c0ffd0c9;hb=c0d928561c3b88b294ddffaf8f8179f672babcda;hp=c228b2f43d10c41420440776d50a9f6c9c47d945;hpb=3fe11e776c223201045ff9938f8eaec6053ceb3a;p=rust.git

diff --git a/tests/ui/option_if_let_else.rs b/tests/ui/option_if_let_else.rs
index c228b2f43d1..9eeaea12d3b 100644
--- a/tests/ui/option_if_let_else.rs
+++ b/tests/ui/option_if_let_else.rs
@@ -1,6 +1,12 @@
 // run-rustfix
 #![warn(clippy::option_if_let_else)]
-#![allow(clippy::redundant_closure, clippy::ref_option_ref, clippy::equatable_if_let)]
+#![allow(
+    unused_tuple_struct_fields,
+    clippy::redundant_closure,
+    clippy::ref_option_ref,
+    clippy::equatable_if_let,
+    clippy::let_unit_value
+)]
 
 fn bad1(string: Option<&str>) -> (bool, &str) {
     if let Some(x) = string {
@@ -109,6 +115,19 @@ fn pattern_to_vec(pattern: &str) -> Vec<String> {
         .collect::<Vec<_>>()
 }
 
+enum DummyEnum {
+    One(u8),
+    Two,
+}
+
+// should not warn since there is a compled complex subpat
+// see #7991
+fn complex_subpat() -> DummyEnum {
+    let x = Some(DummyEnum::One(1));
+    let _ = if let Some(_one @ DummyEnum::One(..)) = x { 1 } else { 2 };
+    DummyEnum::Two
+}
+
 fn main() {
     let optional = Some(5);
     let _ = if let Some(x) = optional { x + 2 } else { 5 };
@@ -188,4 +207,26 @@ async fn _f2() {
     }
 
     let _ = pattern_to_vec("hello world");
+    let _ = complex_subpat();
+
+    // issue #8492
+    let _ = match s {
+        Some(string) => string.len(),
+        None => 1,
+    };
+    let _ = match Some(10) {
+        Some(a) => a + 1,
+        None => 5,
+    };
+
+    let res: Result<i32, i32> = Ok(5);
+    let _ = match res {
+        Ok(a) => a + 1,
+        _ => 1,
+    };
+    let _ = match res {
+        Err(_) => 1,
+        Ok(a) => a + 1,
+    };
+    let _ = if let Ok(a) = res { a + 1 } else { 5 };
 }