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Fix typo in comment

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DJMcNab 2018-12-08 14:49:53 +00:00 • committed by Aleksey Kladov
parent 89cf7d8743
commit 6d548d944f
1 changed files with 15 additions and 10 deletions
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25
crates/ra_analysis/src/imp.rs
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@ -144,7 +144,7 @@ impl AnalysisImpl {
} else { } else {
let files = &self.db.source_root(WORKSPACE).files; let files = &self.db.source_root(WORKSPACE).files;
/// Need to wrap Snapshot to provide `Clon` impl for `map_with` /// Need to wrap Snapshot to provide `Clone` impl for `map_with`
struct Snap(salsa::Snapshot<db::RootDatabase>); struct Snap(salsa::Snapshot<db::RootDatabase>);
impl Clone for Snap { impl Clone for Snap {
fn clone(&self) -> Snap { fn clone(&self) -> Snap {
@ -164,7 +164,7 @@ impl AnalysisImpl {
.sweep(salsa::SweepStrategy::default().discard_values()); .sweep(salsa::SweepStrategy::default().discard_values());
Ok(query.search(&buf)) Ok(query.search(&buf))
} }
/// This return `Vec`: a module may be included from several places. We /// This returns `Vec` because a module may be included from several places. We
/// don't handle this case yet though, so the Vec has length at most one. /// don't handle this case yet though, so the Vec has length at most one.
pub fn parent_module(&self, position: FilePosition) -> Cancelable<Vec<(FileId, FileSymbol)>> { pub fn parent_module(&self, position: FilePosition) -> Cancelable<Vec<(FileId, FileSymbol)>> {
let descr = match source_binder::module_from_position(&*self.db, position)? { let descr = match source_binder::module_from_position(&*self.db, position)? {
@ -206,7 +206,7 @@ impl AnalysisImpl {
pub fn approximately_resolve_symbol( pub fn approximately_resolve_symbol(
&self, &self,
position: FilePosition, position: FilePosition,
) -> Cancelable<Vec<(FileId, FileSymbol)>> { ) -> Cancelable<Option<(TextRange, Vec<(FileId, FileSymbol)>)>> {
let file = self.db.source_file(position.file_id); let file = self.db.source_file(position.file_id);
let syntax = file.syntax(); let syntax = file.syntax();
if let Some(name_ref) = find_node_at_offset::<ast::NameRef>(syntax, position.offset) { if let Some(name_ref) = find_node_at_offset::<ast::NameRef>(syntax, position.offset) {
@ -218,20 +218,22 @@ impl AnalysisImpl {
let scope = fn_descr.scope(&*self.db); let scope = fn_descr.scope(&*self.db);
// First try to resolve the symbol locally // First try to resolve the symbol locally
if let Some(entry) = scope.resolve_local_name(name_ref) { if let Some(entry) = scope.resolve_local_name(name_ref) {
let mut vec = vec![]; let vec = vec![(
vec.push((
position.file_id, position.file_id,
FileSymbol { FileSymbol {
name: entry.name().clone(), name: entry.name().clone(),
node_range: entry.ptr().range(), node_range: entry.ptr().range(),
kind: NAME, kind: NAME,
}, },
)); )];
return Ok(vec); return Ok(Some((name_ref.syntax().range(), vec)));
}; };
} }
// If that fails try the index based approach. // If that fails try the index based approach.
return self.index_resolve(name_ref); return Ok(Some((
name_ref.syntax().range(),
self.index_resolve(name_ref)?,
)));
} }
if let Some(name) = find_node_at_offset::<ast::Name>(syntax, position.offset) { if let Some(name) = find_node_at_offset::<ast::Name>(syntax, position.offset) {
if let Some(module) = name.syntax().parent().and_then(ast::Module::cast) { if let Some(module) = name.syntax().parent().and_then(ast::Module::cast) {
@ -248,7 +250,7 @@ impl AnalysisImpl {
node_range: TextRange::offset_len(0.into(), 0.into()), node_range: TextRange::offset_len(0.into(), 0.into()),
kind: MODULE, kind: MODULE,
}; };
return Ok(vec![(file_id, symbol)]); return Ok(Some((name.syntax().range(), vec![(file_id, symbol)])));
} }
} }
_ => (), _ => (),
@ -256,7 +258,10 @@ impl AnalysisImpl {
} }
} }
} }
Ok(vec![]) let range =
ctry!(ra_syntax::algo::find_leaf_at_offset(syntax, position.offset).left_biased())
.range();
Ok(Some((range, vec![])))
} }
pub fn find_all_refs(&self, position: FilePosition) -> Cancelable<Vec<(FileId, TextRange)>> { pub fn find_all_refs(&self, position: FilePosition) -> Cancelable<Vec<(FileId, TextRange)>> {