From 83ef0aea12c68372265ce388e1098e7dae36bb69 Mon Sep 17 00:00:00 2001
From: Michael Davis <mcarsondavis@gmail.com>
Date: Sun, 16 Jan 2022 20:05:58 -0600
Subject: [PATCH] prevent future matches for '#is-not? local' patterns

---
 highlight/src/lib.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/highlight/src/lib.rs b/highlight/src/lib.rs
index 58d7e88c..e0016951 100644
--- a/highlight/src/lib.rs
+++ b/highlight/src/lib.rs
@@ -111,6 +111,7 @@ struct HighlightIterLayer<'a> {
     scope_stack: Vec<LocalScope<'a>>,
     ranges: Vec<Range>,
     depth: usize,
+    ignore_match_ids: Vec<u32>,
 }
 
 impl Highlighter {
@@ -413,6 +414,7 @@ impl<'a> HighlightIterLayer<'a> {
                     captures,
                     config,
                     ranges,
+                    ignore_match_ids: Vec::new(),
                 });
             }
 
@@ -683,6 +685,10 @@ where
             let (mut match_, capture_index) = layer.captures.next().unwrap();
             let mut capture = match_.captures[capture_index];
 
+            if layer.ignore_match_ids.contains(&match_.id()) {
+                continue 'main;
+            }
+
             // If this capture represents an injection, then process the injection.
             if match_.pattern_index < layer.config.locals_pattern_index {
                 let (language_name, content_node, include_children) =
@@ -835,6 +841,7 @@ where
             // highlighting patterns that are disabled for local variables.
             if definition_highlight.is_some() || reference_highlight.is_some() {
                 while layer.config.non_local_variable_patterns[match_.pattern_index] {
+                    layer.ignore_match_ids.push(match_.id());
                     if let Some((next_match, next_capture_index)) = layer.captures.peek() {
                         let next_capture = next_match.captures[*next_capture_index];
                         if next_capture.node == capture.node {