Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide/src/annotations.rs')
| -rw-r--r-- | crates/ide/src/annotations.rs | 82 |
1 files changed, 75 insertions, 7 deletions
diff --git a/crates/ide/src/annotations.rs b/crates/ide/src/annotations.rs index 3d71da985b..05196ac98c 100644 --- a/crates/ide/src/annotations.rs +++ b/crates/ide/src/annotations.rs @@ -10,6 +10,7 @@ use crate::{ NavigationTarget, RunnableKind, annotations::fn_references::find_all_methods, goto_implementation::goto_implementation, + navigation_target, references::find_all_refs, runnables::{Runnable, runnables}, }; @@ -148,15 +149,32 @@ pub(crate) fn annotations( node: InFile<T>, source_file_id: FileId, ) -> Option<(TextRange, Option<TextRange>)> { - if let Some(InRealFile { file_id, value }) = node.original_ast_node_rooted(db) { - if file_id.file_id(db) == source_file_id { - return Some(( - value.syntax().text_range(), - value.name().map(|name| name.syntax().text_range()), - )); + if let Some(name) = node.value.name().map(|name| name.syntax().text_range()) { + // if we have a name, try mapping that out of the macro expansion as we can put the + // annotation on that name token + // See `test_no_annotations_macro_struct_def` vs `test_annotations_macro_struct_def_call_site` + let res = navigation_target::orig_range_with_focus_r( + db, + node.file_id, + node.value.syntax().text_range(), + Some(name), + ); + if res.call_site.0.file_id == source_file_id { + if let Some(name_range) = res.call_site.1 { + return Some((res.call_site.0.range, Some(name_range))); + } } + }; + // otherwise try upmapping the entire node out of attributes + let InRealFile { file_id, value } = node.original_ast_node_rooted(db)?; + if file_id.file_id(db) == source_file_id { + Some(( + value.syntax().text_range(), + value.name().map(|name| name.syntax().text_range()), + )) + } else { + None } - None } }); @@ -914,6 +932,56 @@ m!(); } #[test] + fn test_annotations_macro_struct_def_call_site() { + check( + r#" +//- /lib.rs +macro_rules! m { + ($name:ident) => { + struct $name {} + }; +} + +m! { + Name +}; +"#, + expect![[r#" + [ + Annotation { + range: 83..87, + kind: HasImpls { + pos: FilePositionWrapper { + file_id: FileId( + 0, + ), + offset: 83, + }, + data: Some( + [], + ), + }, + }, + Annotation { + range: 83..87, + kind: HasReferences { + pos: FilePositionWrapper { + file_id: FileId( + 0, + ), + offset: 83, + }, + data: Some( + [], + ), + }, + }, + ] + "#]], + ); + } + + #[test] fn test_annotations_appear_above_whole_item_when_configured_to_do_so() { check_with_config( r#" |