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authorLukas Wirth <[email protected]>2020-10-22 18:42:39 +0100
committerLukas Wirth <[email protected]>2020-10-22 18:44:52 +0100
commit78c3e4a23cb300cb415b4cb41851adb1a9fe5fb4 (patch)
tree3f0d4884fd96a55c0e96fa3e82ce5c307b1985fe /crates/ide
parentcc63f153f07af0d494f6bdfba9291e821a839807 (diff)
Hide paramater inlay hints for cloned vars if applicable
Diffstat (limited to 'crates/ide')
-rw-r--r--crates/ide/src/inlay_hints.rs29
1 files changed, 28 insertions, 1 deletions
diff --git a/crates/ide/src/inlay_hints.rs b/crates/ide/src/inlay_hints.rs
index cccea129a..49d8e4ae1 100644
--- a/crates/ide/src/inlay_hints.rs
+++ b/crates/ide/src/inlay_hints.rs
@@ -378,7 +378,11 @@ fn is_enum_name_similar_to_param_name(
378fn get_string_representation(expr: &ast::Expr) -> Option<String> { 378fn get_string_representation(expr: &ast::Expr) -> Option<String> {
379 match expr { 379 match expr {
380 ast::Expr::MethodCallExpr(method_call_expr) => { 380 ast::Expr::MethodCallExpr(method_call_expr) => {
381 Some(method_call_expr.name_ref()?.to_string()) 381 let name_ref = method_call_expr.name_ref()?;
382 match name_ref.text().as_str() {
383 "clone" => method_call_expr.receiver().map(|rec| rec.to_string()),
384 name_ref => Some(name_ref.to_owned()),
385 }
382 } 386 }
383 ast::Expr::RefExpr(ref_expr) => get_string_representation(&ref_expr.expr()?), 387 ast::Expr::RefExpr(ref_expr) => get_string_representation(&ref_expr.expr()?),
384 _ => Some(expr.to_string()), 388 _ => Some(expr.to_string()),
@@ -1208,4 +1212,27 @@ fn main() {
1208"#, 1212"#,
1209 ); 1213 );
1210 } 1214 }
1215
1216 #[test]
1217 fn hide_param_hints_for_clones() {
1218 check_with_config(
1219 InlayHintsConfig {
1220 parameter_hints: true,
1221 type_hints: false,
1222 chaining_hints: false,
1223 max_length: None,
1224 },
1225 r#"
1226fn foo(bar: i32, baz: String, qux: f32) {}
1227
1228fn main() {
1229 let bar = 3;
1230 let baz = &"baz";
1231 let fez = 1.0;
1232 foo(bar.clone(), baz.clone(), fez.clone());
1233 //^^^^^^^^^^^ qux
1234}
1235"#,
1236 );
1237 }
1211} 1238}