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authorDylan DPC <99973273+Dylan-DPC@users.noreply.github.com>2022-08-09 17:34:57 +0530
committerGitHub <noreply@github.com>2022-08-09 17:34:57 +0530
commit467e7aae0f09ec4a42e6c3ea45aa897637265d49 (patch)
treeed05b84e2085c0e90a9e02e195f5cbc0c3450ecb /src
parentd7f414d540f3e4ccc9926bff7c4d87420da8decc (diff)
parent56ec5bec1ee9ecf6cbacb2378dbc75238a9fc8fe (diff)
downloadrust-467e7aae0f09ec4a42e6c3ea45aa897637265d49.tar.gz
rust-467e7aae0f09ec4a42e6c3ea45aa897637265d49.zip
Rollup merge of #100305 - TaKO8Ki:suggest-adding-appropriate-missing-pattern-excluding-comments, r=compiler-errors
Suggest adding an appropriate missing pattern excluding comments

fixes #100272
Diffstat (limited to 'src')
-rw-r--r--src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.fixed10
-rw-r--r--src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.rs9
-rw-r--r--src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.stderr24
3 files changed, 43 insertions, 0 deletions
diff --git a/src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.fixed b/src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.fixed
new file mode 100644
index 00000000000..b28dce88105
--- /dev/null
+++ b/src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.fixed
@@ -0,0 +1,10 @@
+// run-rustfix
+
+fn main() {
+    match Some(1) { //~ ERROR non-exhaustive patterns: `None` not covered
+        Some(1) => {}
+        // hello
+        Some(_) => {}
+        None => todo!()
+    }
+}
diff --git a/src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.rs b/src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.rs
new file mode 100644
index 00000000000..42493a63271
--- /dev/null
+++ b/src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.rs
@@ -0,0 +1,9 @@
+// run-rustfix
+
+fn main() {
+    match Some(1) { //~ ERROR non-exhaustive patterns: `None` not covered
+        Some(1) => {}
+        // hello
+        Some(_) => {}
+    }
+}
diff --git a/src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.stderr b/src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.stderr
new file mode 100644
index 00000000000..f3dca9bcb07
--- /dev/null
+++ b/src/test/ui/pattern/suggest-adding-appropriate-missing-pattern-excluding-comments.stderr
@@ -0,0 +1,24 @@
+error[E0004]: non-exhaustive patterns: `None` not covered
+  --> $DIR/suggest-adding-appropriate-missing-pattern-excluding-comments.rs:4:11
+   |
+LL |     match Some(1) {
+   |           ^^^^^^^ pattern `None` not covered
+   |
+note: `Option<i32>` defined here
+  --> $SRC_DIR/core/src/option.rs:LL:COL
+   |
+LL | pub enum Option<T> {
+   | ------------------
+...
+LL |     None,
+   |     ^^^^ not covered
+   = note: the matched value is of type `Option<i32>`
+help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or an explicit pattern as shown
+   |
+LL ~         Some(_) => {}
+LL +         None => todo!()
+   |
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0004`.