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Correctly build BodySourceMap for macro-expanded expressions

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This commit is contained in:
Aleksey Kladov 2019-09-03 11:04:38 +03:00
parent 4b51c92fee
commit 9c3b25177e
8 changed files with 129 additions and 72 deletions
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5
crates/ra_syntax/src/ptr.rs
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@ -15,8 +15,9 @@ impl SyntaxNodePtr {
SyntaxNodePtr { range: node.text_range(), kind: node.kind() }
}
pub fn to_node(self, parent: &SyntaxNode) -> SyntaxNode {
successors(Some(parent.clone()), |node| {
pub fn to_node(self, root: &SyntaxNode) -> SyntaxNode {
assert!(root.parent().is_none());
successors(Some(root.clone()), |node| {
node.children().find(|it| self.range.is_subrange(&it.text_range()))
})
.find(|it| it.text_range() == self.range && it.kind() == self.kind)