Rollup merge of #92849 - flip1995:clippyup, r=Manishearth

[rust.git] / tests / ui / wildcard_enum_match_arm.rs

diff --git a/tests/ui/wildcard_enum_match_arm.rs b/tests/ui/wildcard_enum_match_arm.rs
index 58daabf4268645b01a309a5993826029ffd680e2..46886550453308a340353c5a8c9c8b143a0877a9 100644 (file)
--- a/tests/ui/wildcard_enum_match_arm.rs
+++ b/tests/ui/wildcard_enum_match_arm.rs
@@ -1,4 +1,20 @@
+// run-rustfix
+// aux-build:non-exhaustive-enum.rs
+
 #![deny(clippy::wildcard_enum_match_arm)]
+#![allow(
+    unreachable_code,
+    unused_variables,
+    dead_code,
+    clippy::single_match,
+    clippy::wildcard_in_or_patterns,
+    clippy::unnested_or_patterns,
+    clippy::diverging_sub_expression
+)]
+
+extern crate non_exhaustive_enum;
+
+use non_exhaustive_enum::ErrorKind;
 
 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
 enum Color {
@@ -25,6 +41,14 @@ fn main() {
         Color::Red => println!("Red"),
         _ => eprintln!("Not red"),
     };
+    match color {
+        Color::Red => println!("Red"),
+        _not_red => eprintln!("Not red"),
+    };
+    let _str = match color {
+        Color::Red => "Red".to_owned(),
+        not_red => format!("{:?}", not_red),
+    };
     match color {
         Color::Red => {},
         Color::Green => {},
@@ -33,10 +57,48 @@ fn main() {
         c if c.is_monochrome() => {},
         Color::Rgb(_, _, _) => {},
     };
+    let _str = match color {
+        Color::Red => "Red",
+        c @ Color::Green | c @ Color::Blue | c @ Color::Rgb(_, _, _) | c @ Color::Cyan => "Not red",
+    };
+    match color {
+        Color::Rgb(r, _, _) if r > 0 => "Some red",
+        _ => "No red",
+    };
+    match color {
+        Color::Red | Color::Green | Color::Blue | Color::Cyan => {},
+        Color::Rgb(..) => {},
+    };
     let x: u8 = unimplemented!();
     match x {
         0 => {},
         140 => {},
         _ => {},
     };
+    // We need to use an enum not defined in this test because non_exhaustive is ignored for the
+    // purposes of dead code analysis within a crate.
+    let error_kind = ErrorKind::NotFound;
+    match error_kind {
+        ErrorKind::NotFound => {},
+        _ => {},
+    }
+    match error_kind {
+        ErrorKind::NotFound => {},
+        ErrorKind::PermissionDenied => {},
+        _ => {},
+    }
+
+    {
+        #![allow(clippy::manual_non_exhaustive)]
+        pub enum Enum {
+            A,
+            B,
+            #[doc(hidden)]
+            __Private,
+        }
+        match Enum::A {
+            Enum::A => (),
+            _ => (),
+        }
+    }
 }