// Copyright 2021-2023 Buf Technologies, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

import type { MethodImplSpec } from "../implementation.js";
import type { UniversalHandler } from "./universal-handler.js";

/**
 * Creates a handler function for an RPC definition and an RPC implementation,
 * for one specific protocol.
 *
 * @private Internal code, does not follow semantic versioning.
 */
export interface ProtocolHandlerFactory {
  /**
   * Create a new handler with the user-provided implementation of the procedure.
   */
  (spec: MethodImplSpec): UniversalHandler;

  /**
   * The name of the protocol that the created handlers implement.
   */
  protocolName: string;
}
