Method onchange

src/core/router/history/html5.js:23–38

(cb = noop)

  }

  onchange(cb = noop) {
    on('click', e => {
      const el = e.target.tagName === 'A' ? e.target : e.target.parentNode;

      if (el && el.tagName === 'A' && !isExternal(el.href)) {
        e.preventDefault();
        const url = el.href;
        window.history.pushState({ key: url }, '', url);
        cb({ event: e, source: 'navigate' });
      }
    });

    on('popstate', e => {
      cb({ event: e, source: 'history' });
    });
  }

  /**
   * Parse the url