Function tryLoad

vm/ByteCodeTranslator/src/javascript/browser_bridge.js:2772–2792

(idx)

            candidates.push(fontUrl.substring('assets/'.length));
          }
          var tryLoad = function(idx) {
            if (idx >= candidates.length) {
              resolve({ loaded: false, path: 'FontFace', error: 'all candidate paths failed' });
              return;
            }
            var candidate = candidates[idx];
            var descriptor = "url('" + cssStringEscape(candidate) + "') format('"
              + cssStringEscape(fontFormat) + "')";
            var ff = new FontFace(fontName, descriptor);
            ff.load().then(function(loaded) {
              try { document.fonts.add(loaded); } catch (_err) {}
              resolve({ loaded: true, path: 'FontFace' });
            }, function(err) {
              if (typeof console !== 'undefined' && typeof console.warn === 'function') {
                console.warn('PARPAR:DIAG:HOST:loadTrueTypeFont:FontFace:fail:fontName=' + fontName
                  + ':url=' + candidate
                  + ':error=' + String(err && err.message ? err.message : err));
              }
              tryLoad(idx + 1);
            });
          };
          tryLoad(0);
          return;
        }