{"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":".with_note(CFG_ATTR_NOTE_REF)"}]}
                        .with_note(CFG_ATTR_NOTE_REF)
                    e.with_help(format!("the valid syntax is `{CFG_ATTR_GRAMMAR_HELP}`"))
                        .emit();