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highlight: Skip injection codepath if there are no ranges found

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This commit is contained in:
Max Brunsfeld 2019-10-29 13:49:07 -07:00
parent 077cd4970c
commit 9e765ceba6
1 changed files with 14 additions and 11 deletions
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25
highlight/src/lib.rs
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@ -712,17 +712,20 @@ where
// to the highlighted document.
if let Some(config) = language.and_then(&self.injection_callback) {
if !content_nodes.is_empty() {
match HighlightIterLayer::new(
config,
self.source,
self.context,
self.cancellation_flag,
self.layers[0].depth + 1,
self.layers[0]
.intersect_ranges(&content_nodes, include_children),
) {
Ok(layer) => self.insert_layer(layer),
Err(e) => return Some(Err(e)),
let ranges = self.layers[0]
.intersect_ranges(&content_nodes, include_children);
if !ranges.is_empty() {
match HighlightIterLayer::new(
config,
self.source,
self.context,
self.cancellation_flag,
self.layers[0].depth + 1,
ranges,
) {
Ok(layer) => self.insert_layer(layer),
Err(e) => return Some(Err(e)),
}
}
}
}