syntax_data: {"ast_node_type":"function","tokens":[{"end":100,"kind":"keyword","start":0,"text":"fn"}]}
source_snippet: fn can_return<'tcx>(tcx: TyCtxt<'tcx>, body: &Body<'tcx>, typing_env: ty::TypingEnv<'tcx>) -> bool {
context_after:     // Returning from a function with an uninhabited return type is undefined behavior.