Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide/src/highlight_related.rs')
-rw-r--r--crates/ide/src/highlight_related.rs41
1 files changed, 32 insertions, 9 deletions
diff --git a/crates/ide/src/highlight_related.rs b/crates/ide/src/highlight_related.rs
index a7f5ae92a4..8daff8c2eb 100644
--- a/crates/ide/src/highlight_related.rs
+++ b/crates/ide/src/highlight_related.rs
@@ -1,4 +1,6 @@
-use hir::Semantics;
+use std::iter;
+
+use hir::{DescendPreference, Semantics};
use ide_db::{
base_db::{FileId, FilePosition, FileRange},
defs::{Definition, IdentClass},
@@ -15,7 +17,6 @@ use syntax::{
SyntaxKind::{self, IDENT, INT_NUMBER},
SyntaxNode, SyntaxToken, TextRange, T,
};
-use text_edit::TextSize;
use crate::{navigation_target::ToNav, references, NavigationTarget, TryToNav};
@@ -132,7 +133,16 @@ fn highlight_references(
token: SyntaxToken,
FilePosition { file_id, offset }: FilePosition,
) -> Option<Vec<HighlightedRange>> {
- let defs = find_defs(sema, token.clone(), offset);
+ let defs = if let Some((range, resolution)) =
+ sema.check_for_format_args_template(token.clone(), offset)
+ {
+ match resolution.map(Definition::from) {
+ Some(def) => iter::once(def).collect(),
+ None => return Some(vec![HighlightedRange { range, category: None }]),
+ }
+ } else {
+ find_defs(sema, token.clone())
+ };
let usages = defs
.iter()
.filter_map(|&d| {
@@ -456,12 +466,8 @@ fn cover_range(r0: Option<TextRange>, r1: Option<TextRange>) -> Option<TextRange
}
}
-fn find_defs(
- sema: &Semantics<'_, RootDatabase>,
- token: SyntaxToken,
- offset: TextSize,
-) -> FxHashSet<Definition> {
- sema.descend_into_macros(token, offset)
+fn find_defs(sema: &Semantics<'_, RootDatabase>, token: SyntaxToken) -> FxHashSet<Definition> {
+ sema.descend_into_macros(DescendPreference::None, token)
.into_iter()
.filter_map(|token| IdentClass::classify_token(sema, &token))
.map(IdentClass::definitions_no_ops)
@@ -1623,4 +1629,21 @@ fn f2<T: Foo>(t: T) {
"#,
);
}
+
+ #[test]
+ fn implicit_format_args() {
+ check(
+ r#"
+//- minicore: fmt
+fn test() {
+ let a = "foo";
+ // ^
+ format_args!("hello {a} {a$0} {}", a);
+ // ^read
+ // ^read
+ // ^read
+}
+"#,
+ );
+ }
}