/**
 * Copyright 2023 Google LLC
 *
 * 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 for templates that caps the length of input string (if trimmed, marking
 * with an elipsis).
 */
@Pipe({
  name: 'trim'
})
export class TrimPipe implements PipeTransform {

  transform(value: string, length : number): string {
    return value.length < length ? 
      value :
      value.substring(0, length - 3) + "..."; 
  }

}
