syntax_data: {"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":"@call(mir_static_mut,"}]}
source_snippet:             @call(mir_static_mut, args) => self.parse_static(args[0]),
context_before:             @call(mir_static, args) => self.parse_static(args[0]),
context_after:             ExprKind::Literal { .. }