syntax_data: {"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"ty::ConstKind::Expr(ty::Expr"}]}
source_snippet:                         ty::ConstKind::Expr(ty::Expr { kind: ty::ExprKind::Binop(rhs_op), .. }),
context_before:                         _,
context_after:                     ) => (false, precedence(rhs_op) < op_precedence),