rust-lang/rust
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

Fix token ascension single token check being inverted

Browse Source
This commit is contained in:
Lukas Wirth
2022-01-31 13:10:53 +01:00
parent 0808ade4e4
commit 5fd3688018
3 changed files with 12 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
crates/hir_expand/src/lib.rs
View File

@@ -705,19 +705,21 @@ fn ascend_node_border_tokens(
) -> Option<InFile<(SyntaxToken, SyntaxToken)>> {
let expansion = file_id.expansion_info(db)?;
// the input node has only one token ?
let first = skip_trivia_token(node.first_token()?, Direction::Next)?;
let last = skip_trivia_token(node.last_token()?, Direction::Prev)?;
let first_token = |node: &SyntaxNode| skip_trivia_token(node.first_token()?, Direction::Next);
let last_token = |node: &SyntaxNode| skip_trivia_token(node.last_token()?, Direction::Prev);
let first = first_token(node)?;
let last = last_token(node)?;
let is_single_token = first == last;
node.descendants().find_map(|it| {
let first = skip_trivia_token(it.first_token()?, Direction::Next)?;
let first = first_token(&it)?;
let first = ascend_call_token(db, &expansion, InFile::new(file_id, first))?;
let last = skip_trivia_token(it.last_token()?, Direction::Prev)?;
let last = last_token(&it)?;
let last = ascend_call_token(db, &expansion, InFile::new(file_id, last))?;
if (!is_single_token && first == last) || (first.file_id != last.file_id) {
if (is_single_token && first != last) || (first.file_id != last.file_id) {
return None;
}