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Fix edge-case in tree-sitter expand_selection selection command (#2877)

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Co-authored-by: Triton171 <triton0171@gmail.com>
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Triton171 2022-06-25 20:12:30 +02:00 • committed by GitHub
parent 18435899b2
commit e1b1a5ebc0
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1 changed files with 4 additions and 5 deletions
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9
helix-core/src/object.rs
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@ -2,12 +2,11 @@ use crate::{Range, RopeSlice, Selection, Syntax};
use tree_sitter::Node;
pub fn expand_selection(syntax: &Syntax, text: RopeSlice, selection: Selection) -> Selection {
select_node_impl(syntax, text, selection, |descendant, from, to| {
if descendant.start_byte() == from && descendant.end_byte() == to {
descendant.parent()
} else {
Some(descendant)
select_node_impl(syntax, text, selection, |mut node, from, to| {
while node.start_byte() == from && node.end_byte() == to {
node = node.parent()?;
}
Some(node)
})
}