src.app.shared.pipes.truncate.pipe.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.
 */

import { Pipe, PipeTransform } from '@angular/core';

@Pipe({
  name: 'truncate'
})
export class TruncatePipe implements PipeTransform {

  transform(value: any, args?: any, withTrail = true): any {
    const limit = args ? parseInt(args, 10) : 10;
    let trail = '...';

    if(!withTrail) {
      trail = '';
    }
    return value.length > limit ? value.substring(0, limit) + trail : value;
  }

}