definma-ui/src/app/exists.pipe.ts

14 lines
261 B
TypeScript

import { Pipe, PipeTransform } from '@angular/core';
@Pipe({
name: 'exists',
pure: true
})
export class ExistsPipe implements PipeTransform {
transform(value: unknown, key?): unknown {
return value || value === 0 ? (key ? value[key] : value) : '';
}
}