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add missed change

This commit is contained in:
miliu 2019-09-29 20:51:31 -07:00
parent 4a8eca579e
commit 35fcde7d69
1 changed files with 5 additions and 5 deletions
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10
runtime/JavaScript/src/antlr4/PredictionContext.js
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@ -660,13 +660,13 @@ function getCachedPredictionContext(context, contextCache, visited) {
if (context.isEmpty()) {
return context;
}
var existing = visited[context.hashCode()] || null;
var existing = visited.get(context) || null;
if (existing !== null) {
return existing;
}
existing = contextCache.get(context);
if (existing !== null) {
visited[context.hashCode()] = existing;
visited.put(context, existing);
return existing;
}
var changed = false;
@ -686,7 +686,7 @@ function getCachedPredictionContext(context, contextCache, visited) {
}
if (!changed) {
contextCache.add(context);
visited[context.hashCode()] = context;
visited.put(context, context);
return context;
}
var updated = null;
@ -699,8 +699,8 @@ function getCachedPredictionContext(context, contextCache, visited) {
updated = new ArrayPredictionContext(parents, context.returnStates);
}
contextCache.add(updated);
visited[updated.hashCode()] = updated;
visited[context.hashCode()] = updated;
visited.put(updated, updated);
visited.put(context, updated);
return updated;
}