syntax_data: {"ast_node_type":"variable","tokens":[{"end":24,"kind":"keyword","start":0,"text":"&&"}]}
source_snippet:             && let Some(
context_before:         if let ty::Alias(ty::Projection, unshifted_alias_ty) = *ty.kind()
context_after:                 ty::ImplTraitInTraitData::Trait { fn_def_id, .. }