import { Pipe, PipeTransform } from '@angular/core'; import { Linkifier } from '../models/linkifier.model'; @Pipe({ name: 'linkify' }) export class LinkifyPipe implements PipeTransform { private linkifer: Linkifier; constructor() { this.linkifer = new Linkifier(); } transform(str: string): string { return str ? this.linkifer.link(str) : str; } }