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-rw-r--r--crates/ra_ide/src/call_hierarchy.rs40
1 files changed, 39 insertions, 1 deletions
diff --git a/crates/ra_ide/src/call_hierarchy.rs b/crates/ra_ide/src/call_hierarchy.rs
index 1e3a31602..884353808 100644
--- a/crates/ra_ide/src/call_hierarchy.rs
+++ b/crates/ra_ide/src/call_hierarchy.rs
@@ -39,10 +39,11 @@ pub(crate) fn call_hierarchy(
39 39
40pub(crate) fn incoming_calls(db: &RootDatabase, position: FilePosition) -> Option<Vec<CallItem>> { 40pub(crate) fn incoming_calls(db: &RootDatabase, position: FilePosition) -> Option<Vec<CallItem>> {
41 let sema = Semantics::new(db); 41 let sema = Semantics::new(db);
42
42 // 1. Find all refs 43 // 1. Find all refs
43 // 2. Loop through refs and determine unique fndef. This will become our `from: CallHierarchyItem,` in the reply. 44 // 2. Loop through refs and determine unique fndef. This will become our `from: CallHierarchyItem,` in the reply.
44 // 3. Add ranges relative to the start of the fndef. 45 // 3. Add ranges relative to the start of the fndef.
45 let refs = references::find_all_refs(db, position, None)?; 46 let refs = references::find_all_refs(&sema, position, None)?;
46 47
47 let mut calls = CallLocations::default(); 48 let mut calls = CallLocations::default();
48 49
@@ -355,4 +356,41 @@ fn caller3() {
355 &["caller3 FN_DEF FileId(1) 66..83 69..76 : [52..59]"], 356 &["caller3 FN_DEF FileId(1) 66..83 69..76 : [52..59]"],
356 ); 357 );
357 } 358 }
359
360 #[test]
361 fn test_call_hierarchy_issue_5103() {
362 check_hierarchy(
363 r#"
364fn a() {
365 b()
366}
367
368fn b() {}
369
370fn main() {
371 a<|>()
372}
373"#,
374 "a FN_DEF FileId(1) 0..18 3..4",
375 &["main FN_DEF FileId(1) 31..52 34..38 : [47..48]"],
376 &["b FN_DEF FileId(1) 20..29 23..24 : [13..14]"],
377 );
378
379 check_hierarchy(
380 r#"
381fn a() {
382 b<|>()
383}
384
385fn b() {}
386
387fn main() {
388 a()
389}
390"#,
391 "b FN_DEF FileId(1) 20..29 23..24",
392 &["a FN_DEF FileId(1) 0..18 3..4 : [13..14]"],
393 &[],
394 );
395 }
358} 396}