{"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"AttrDocCommentIter,"}]}
        AttrDocCommentIter, DocCommentIter, HasArgList, HasAttrs, HasDocComments, HasGenericArgs,
    traits::{
        HasGenericParams, HasLoopBody, HasModuleItem, HasName, HasTypeBounds, HasVisibility,