diff options
Diffstat (limited to 'crates/ra_ide/src')
-rw-r--r-- | crates/ra_ide/src/inlay_hints.rs | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/crates/ra_ide/src/inlay_hints.rs b/crates/ra_ide/src/inlay_hints.rs index 69098a630..cf0cbdbd0 100644 --- a/crates/ra_ide/src/inlay_hints.rs +++ b/crates/ra_ide/src/inlay_hints.rs | |||
@@ -119,6 +119,12 @@ fn should_not_display_type_hint(db: &RootDatabase, bind_pat: &ast::BindPat, pat_ | |||
119 | return true; | 119 | return true; |
120 | } | 120 | } |
121 | 121 | ||
122 | if let Some(Adt::Struct(s)) = pat_ty.as_adt() { | ||
123 | if s.fields(db).is_empty() && s.name(db).to_string() == bind_pat.syntax().to_string() { | ||
124 | return true; | ||
125 | } | ||
126 | } | ||
127 | |||
122 | for node in bind_pat.syntax().ancestors() { | 128 | for node in bind_pat.syntax().ancestors() { |
123 | match_ast! { | 129 | match_ast! { |
124 | match node { | 130 | match node { |
@@ -943,4 +949,30 @@ fn main() { | |||
943 | "### | 949 | "### |
944 | ); | 950 | ); |
945 | } | 951 | } |
952 | |||
953 | #[test] | ||
954 | fn unit_structs_have_no_type_hints() { | ||
955 | let (analysis, file_id) = single_file( | ||
956 | r#" | ||
957 | enum CustomResult<T, E> { | ||
958 | Ok(T), | ||
959 | Err(E), | ||
960 | } | ||
961 | use CustomResult::*; | ||
962 | |||
963 | struct SyntheticSyntax; | ||
964 | |||
965 | fn main() { | ||
966 | match Ok(()) { | ||
967 | Ok(_) => (), | ||
968 | Err(SyntheticSyntax) => (), | ||
969 | } | ||
970 | }"#, | ||
971 | ); | ||
972 | |||
973 | assert_debug_snapshot!(analysis.inlay_hints(file_id, Some(8)).unwrap(), @r###" | ||
974 | [] | ||
975 | "### | ||
976 | ); | ||
977 | } | ||
946 | } | 978 | } |