bendns' repos / helix
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'helix-term/src/ui/editor.rs')
-rw-r--r--helix-term/src/ui/editor.rs33
1 files changed, 33 insertions, 0 deletions
diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs
index 9343d55d..1f0ff4b3 100644
--- a/helix-term/src/ui/editor.rs
+++ b/helix-term/src/ui/editor.rs
@@ -127,6 +127,18 @@ impl EditorView {
&text_annotations,
));
+ if doc
+ .language_config()
+ .and_then(|config| config.rainbow_brackets)
+ .unwrap_or(config.rainbow_brackets)
+ {
+ if let Some(overlay) =
+ Self::doc_rainbow_highlights(doc, view_offset.anchor, inner.height, theme, &loader)
+ {
+ overlays.push(overlay);
+ }
+ }
+
Self::doc_diagnostics_highlights_into(doc, theme, &mut overlays);
if is_focused {
@@ -304,6 +316,27 @@ impl EditorView {
text_annotations.collect_overlay_highlights(range)
}
+ pub fn doc_rainbow_highlights(
+ doc: &Document,
+ anchor: usize,
+ height: u16,
+ theme: &Theme,
+ loader: &syntax::Loader,
+ ) -> Option<OverlayHighlights> {
+ let syntax = doc.syntax()?;
+ let text = doc.text().slice(..);
+ let row = text.char_to_line(anchor.min(text.len_chars()));
+ let visible_range = Self::viewport_byte_range(text, row, height);
+ let start = syntax::child_for_byte_range(
+ &syntax.tree().root_node(),
+ visible_range.start as u32..visible_range.end as u32,
+ )
+ .map_or(visible_range.start as u32, |node| node.start_byte());
+ let range = start..visible_range.end as u32;
+
+ Some(syntax.rainbow_highlights(text, theme.rainbow_length(), loader, range))
+ }
+
/// Get highlight spans for document diagnostics
pub fn doc_diagnostics_highlights_into(
doc: &Document,