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-rw-r--r--crates/ide_assists/src/handlers/fill_match_arms.rs22
1 files changed, 12 insertions, 10 deletions
diff --git a/crates/ide_assists/src/handlers/fill_match_arms.rs b/crates/ide_assists/src/handlers/fill_match_arms.rs
index 878b3a3fa..80bd1b7e8 100644
--- a/crates/ide_assists/src/handlers/fill_match_arms.rs
+++ b/crates/ide_assists/src/handlers/fill_match_arms.rs
@@ -71,12 +71,6 @@ pub(crate) fn fill_match_arms(acc: &mut Assists, ctx: &AssistContext) -> Option<
71 return None; 71 return None;
72 } 72 }
73 73
74 // We do not currently support filling match arms for a tuple
75 // containing a single enum.
76 if enum_defs.len() < 2 {
77 return None;
78 }
79
80 // When calculating the match arms for a tuple of enums, we want 74 // When calculating the match arms for a tuple of enums, we want
81 // to create a match arm for each possible combination of enum 75 // to create a match arm for each possible combination of enum
82 // values. The `multi_cartesian_product` method transforms 76 // values. The `multi_cartesian_product` method transforms
@@ -514,10 +508,7 @@ fn main() {
514 508
515 #[test] 509 #[test]
516 fn fill_match_arms_single_element_tuple_of_enum() { 510 fn fill_match_arms_single_element_tuple_of_enum() {
517 // For now we don't hande the case of a single element tuple, but 511 check_assist(
518 // we could handle this in the future if `make::tuple_pat` allowed
519 // creating a tuple with a single pattern.
520 check_assist_not_applicable(
521 fill_match_arms, 512 fill_match_arms,
522 r#" 513 r#"
523 enum A { One, Two } 514 enum A { One, Two }
@@ -528,6 +519,17 @@ fn main() {
528 } 519 }
529 } 520 }
530 "#, 521 "#,
522 r#"
523 enum A { One, Two }
524
525 fn main() {
526 let a = A::One;
527 match (a, ) {
528 $0(A::One,) => {}
529 (A::Two,) => {}
530 }
531 }
532 "#,
531 ); 533 );
532 } 534 }
533 535