Function getMapML

src/mapml/layers/TemplatedFeaturesOrTilesLayer.js:201–226

(url)

      }),
      linkEl = this._linkEl,
      getMapML = (url) => {
        return fetch(url, { redirect: 'follow', headers: headers })
          .then(function (response) {
            return response.text();
          })
          .then(function (text) {
            let parser = new DOMParser();
            mapml = parser.parseFromString(text, 'application/xml');
            let frag = document.createDocumentFragment();
            const legalContentQuery = `
                map-head > map-link,
                map-body > map-link,
                map-head > map-meta,
                map-body > map-meta,
                map-head > map-style,
                map-body > map-style,
                map-tile,
                map-feature
            `.trim(); // excludes map-extent
            let elements = mapml.querySelectorAll(legalContentQuery);
            for (let i = 0; i < elements.length; i++) {
              frag.appendChild(elements[i]);
            }
            linkEl.shadowRoot.appendChild(frag);
          });
      };
    const map = this._map;
    getMapML(this._url)
      .then(() => {