syntax_data: {"ast_node_type":"other","tokens":[{"end":20,"kind":"keyword","start":0,"text":"match"}]}
source_snippet:         match self {
context_before:     pub fn is_region(self) -> bool {
context_after:             CanonicalVarKind::Region(_) | CanonicalVarKind::PlaceholderRegion(_) => true,