syntax_data: {"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":".filter(|child|"}]}
source_snippet:                     .filter(|child| child.res.opt_def_id() == Some(def_id))
context_before:                     .iter()
context_after:                     .find(|child| child.vis.is_public() && child.ident.name != kw::Underscore)