syntax_data: {"ast_node_type":"other","tokens":[{"end":81,"kind":"keyword","start":0,"text":"Some(tcx.generics_of(binding_item).region_param(ebr,"}]}
source_snippet:                 Some(tcx.generics_of(binding_item).region_param(ebr, tcx).def_id)
context_before:             ty::ReEarlyParam(ebr) => {
context_after:             }