syntax_data: {"ast_node_type":"other","tokens":[{"end":73,"kind":"keyword","start":0,"text":"(MaybeCause::Overflow"}]}
source_snippet:             (MaybeCause::Overflow { .. }, MaybeCause::Ambiguity) => self,
context_before:             (MaybeCause::Ambiguity, MaybeCause::Overflow { .. }) => other,
context_after:             (