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-rw-r--r--src/tools/clippy/tests/ui/rest_pat_in_fully_bound_structs.rs57
1 files changed, 57 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/rest_pat_in_fully_bound_structs.rs b/src/tools/clippy/tests/ui/rest_pat_in_fully_bound_structs.rs
new file mode 100644
index 000000000..086331af6
--- /dev/null
+++ b/src/tools/clippy/tests/ui/rest_pat_in_fully_bound_structs.rs
@@ -0,0 +1,57 @@
+#![warn(clippy::rest_pat_in_fully_bound_structs)]
+
+struct A {
+ a: i32,
+ b: i64,
+ c: &'static str,
+}
+
+macro_rules! foo {
+ ($param:expr) => {
+ match $param {
+ A { a: 0, b: 0, c: "", .. } => {},
+ _ => {},
+ }
+ };
+}
+
+fn main() {
+ let a_struct = A { a: 5, b: 42, c: "A" };
+
+ match a_struct {
+ A { a: 5, b: 42, c: "", .. } => {}, // Lint
+ A { a: 0, b: 0, c: "", .. } => {}, // Lint
+ _ => {},
+ }
+
+ match a_struct {
+ A { a: 5, b: 42, .. } => {},
+ A { a: 0, b: 0, c: "", .. } => {}, // Lint
+ _ => {},
+ }
+
+ // No lint
+ match a_struct {
+ A { a: 5, .. } => {},
+ A { a: 0, b: 0, .. } => {},
+ _ => {},
+ }
+
+ // No lint
+ foo!(a_struct);
+
+ #[non_exhaustive]
+ struct B {
+ a: u32,
+ b: u32,
+ c: u64,
+ }
+
+ let b_struct = B { a: 5, b: 42, c: 342 };
+
+ match b_struct {
+ B { a: 5, b: 42, .. } => {},
+ B { a: 0, b: 0, c: 128, .. } => {}, // No Lint
+ _ => {},
+ }
+}