syntax_data: {"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":"tcx.impl_item_implementor_ids(impl_def_id).get(&projection_ty.def_id)"}]}
source_snippet:                 tcx.impl_item_implementor_ids(impl_def_id).get(&projection_ty.def_id)
context_before:             && let Some(&impl_item_id) =
context_after:             && let Some(impl_item) =