syntax_data: {"ast_node_type":"other","tokens":[{"end":13,"kind":"keyword","start":0,"text":"{"}]}
source_snippet:             {
context_before:                 if unsafe_op_in_unsafe_fn_allowed =>
context_after:                 dcx.emit_err(CallToFunctionWithRequiresUnsafeUnsafeOpInUnsafeFnAllowed {