Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide-diagnostics/src/lib.rs')
| -rw-r--r-- | crates/ide-diagnostics/src/lib.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/crates/ide-diagnostics/src/lib.rs b/crates/ide-diagnostics/src/lib.rs index ae299f0584..d81e36a1f8 100644 --- a/crates/ide-diagnostics/src/lib.rs +++ b/crates/ide-diagnostics/src/lib.rs @@ -182,6 +182,28 @@ struct DiagnosticsContext<'a> { resolve: &'a AssistResolveStrategy, } +impl<'a> DiagnosticsContext<'a> { + fn resolve_precise_location( + &self, + node: &InFile<SyntaxNodePtr>, + precise_location: Option<TextRange>, + ) -> TextRange { + let sema = &self.sema; + (|| { + let precise_location = precise_location?; + let root = sema.parse_or_expand(node.file_id)?; + match root.covering_element(precise_location) { + syntax::NodeOrToken::Node(it) => Some(sema.original_range(&it)), + syntax::NodeOrToken::Token(it) => { + node.with_value(it).original_file_range_opt(sema.db) + } + } + })() + .unwrap_or_else(|| sema.diagnostics_display_range(node.clone())) + .range + } +} + pub fn diagnostics( db: &RootDatabase, config: &DiagnosticsConfig, |