syntax_data: {"ast_node_type":"other","tokens":[{"end":55,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:             // cache lookups have a very high hit rate.
context_before:             // lookup will be a miss. So we only do lookups for nodes up the parent chain, where
context_after:             if self.lint_level_roots_cache.contains(id.local_id) {