{"ast_node_type":"other","tokens":[{"end":17,"kind":"keyword","start":0,"text":"MacroDefKind,"}]}
    MacroDefKind,
    AstId, ExpandResult, ExpandTo, HirFileId, InFile, MacroCallId, MacroCallKind, MacroDefId,
    builtin::{BuiltinAttrExpander, BuiltinDeriveExpander, BuiltinFnLikeExpander, EagerExpander},