src.app.core.model.linkifier.model.ts Maven / Gradle / Ivy

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/**
 * Copyright 2017-2023 Enedis
 *
 * 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.
 */

export class Linkifier {
    constructor(public pattern: string,
                public link: string,
                public id?: string) {
        if (this.id == null) {
            this.id = this.hash(pattern) + this.hash(link);
        }
    }

    hash(s: string) {
        for (var i = 0, h = 0; i < s.length; i++) {
            h = Math.imul(31, h) + s.charCodeAt(i) | 0;
        }
        return h.toString();
    }
}