# All files / src/app/shared/pipes empty.pipe.ts

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

    import * as _ from 'lodash';

    @Pipe({
      name: 'empty'
    })
    export class EmptyPipe implements PipeTransform {
      transform(value: any): any {
        return _.isUndefined(value) || _.isNull(value) ? '-' : value;
      }
    }