fix labled expressions

1 files changed, 28 insertions, 0 deletions

diff --git a/crates/libsyntax2/tests/data/parser/ok/0033_label_break.rs b/crates/libsyntax2/tests/data/parser/ok/0033_label_break.rs
new file mode 100644
index 000000000..728d78137
--- /dev/null
+++ b/crates/libsyntax2/tests/data/parser/ok/0033_label_break.rs
@@ -0,0 +1,28 @@
+// format with label break value.
+fn main() {
+    'empty_block: {}
+
+    'block: {
+        do_thing();
+        if condition_not_met() {
+            break 'block;
+        }
+        do_next_thing();
+        if condition_not_met() {
+            break 'block;
+        }
+        do_last_thing();
+    }
+
+    let result = 'block: {
+        if foo() {
+            // comment
+            break 'block 1;
+        }
+        if bar() {
+            /* comment */
+            break 'block 2;
+        }
+        3
+    };
+}