import { localOneofName } from './names.js';
import { assert } from './assert.js';

// Copyright 2021-2024 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.
class InternalOneofInfo {
    constructor(name) {
        this.kind = "oneof";
        this.repeated = false;
        this.packed = false;
        this.opt = false;
        this.req = false;
        this.default = undefined;
        this.fields = [];
        this.name = name;
        this.localName = localOneofName(name);
    }
    addField(field) {
        assert(field.oneof === this, `field ${field.name} not one of ${this.name}`);
        this.fields.push(field);
    }
    findField(localName) {
        if (!this._lookup) {
            this._lookup = Object.create(null);
            for (let i = 0; i < this.fields.length; i++) {
                this._lookup[this.fields[i].localName] = this.fields[i];
            }
        }
        return this._lookup[localName];
    }
}

export { InternalOneofInfo };
