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fix: Properly cache files in Semantics when ascending macros

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This commit is contained in:
Lukas Wirth 2022-01-14 11:07:53 +01:00
parent 2f8dd64830
commit f1cb5ed9b0
2 changed files with 15 additions and 8 deletions
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18
crates/hir/src/semantics.rs
View file

@ -2,7 +2,7 @@
mod source_to_def;
use std::{cell::RefCell, fmt};
use std::{cell::RefCell, fmt, iter};
use base_db::{FileId, FileRange};
use either::Either;
@ -749,8 +749,8 @@ impl<'db> SemanticsImpl<'db> {
fn diagnostics_display_range(&self, src: InFile<SyntaxNodePtr>) -> FileRange {
let root = self.parse_or_expand(src.file_id).unwrap();
let node = src.value.to_node(&root);
src.with_value(&node).original_file_range(self.db.upcast())
let node = src.map(|it| it.to_node(&root));
node.as_ref().original_file_range(self.db.upcast())
}
fn token_ancestors_with_macros(
@ -765,7 +765,17 @@ impl<'db> SemanticsImpl<'db> {
node: SyntaxNode,
) -> impl Iterator<Item = SyntaxNode> + Clone + '_ {
let node = self.find_file(&node);
node.ancestors_with_macros(self.db.upcast()).map(|it| it.value)
let db = self.db.upcast();
iter::successors(Some(node.cloned()), move |&InFile { file_id, ref value }| {
match value.parent() {
Some(parent) => Some(InFile::new(file_id, parent)),
None => {
self.cache(value.clone(), file_id);
file_id.call_node(db)
}
}
})
.map(|it| it.value)
}
fn ancestors_at_offset_with_macros(

5
crates/hir_expand/src/lib.rs
View file

@ -636,10 +636,7 @@ impl<'a> InFile<&'a SyntaxNode> {
) -> impl Iterator<Item = InFile<SyntaxNode>> + Clone + '_ {
iter::successors(Some(self.cloned()), move |node| match node.value.parent() {
Some(parent) => Some(node.with_value(parent)),
None => {
let parent_node = node.file_id.call_node(db)?;
Some(parent_node)
}
None => node.file_id.call_node(db),
})
}