Method Evaluate

eval/eval/create_map_step.cc:242–246

  explicit MutableMapStep(int64_t expr_id) : ExpressionStep(expr_id) {}

  absl::Status Evaluate(ExecutionFrame* frame) const override {
    frame->value_stack().Push(cel::CustomMapValue(
        NewMutableMapValue(frame->arena()), frame->arena()));
    return absl::OkStatus();
  }
};

class DirectMutableMapStep final : public DirectExpressionStep {