Code coverage report for src/content-selector.js

Statements: 26.87% (18 / 67)      Branches: 10.71% (3 / 28)      Functions: 28.57% (4 / 14)      Lines: 27.69% (18 / 65)      Ignored: none     

All files » src/ » content-selector.js
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System.register(['core-js'], function (_export) {
  'use strict';
 
  var core, proto, placeholder, ContentSelector;
 
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
 
  function findInsertionPoint(groups, index) {
    var insertionPoint;
 
    while (!insertionPoint && index >= 0) {
      insertionPoint = groups[index][0];
      index--;
    }
 
    return insertionPoint;
  }
 
  return {
    setters: [function (_coreJs) {
      core = _coreJs['default'];
    }],
    execute: function () {
 
      Iif (Element && !Element.prototype.matches) {
        proto = Element.prototype;
 
        proto.matches = proto.matchesSelector || proto.mozMatchesSelector || proto.msMatchesSelector || proto.oMatchesSelector || proto.webkitMatchesSelector;
      }
 
      placeholder = [];
 
      ContentSelector = (function () {
        function ContentSelector(anchor, selector) {
          _classCallCheck(this, ContentSelector);
 
          this.anchor = anchor;
          this.selector = selector;
          this.all = !this.selector;
          this.groups = [];
        }
 
        ContentSelector.applySelectors = function applySelectors(view, contentSelectors, callback) {
          var currentChild = view.fragment.firstChild,
              contentMap = new Map(),
              nextSibling,
              i,
              ii,
              contentSelector;
 
          while (currentChild) {
            nextSibling = currentChild.nextSibling;
 
            if (currentChild.viewSlot) {
              var viewSlotSelectors = contentSelectors.map(function (x) {
                return x.copyForViewSlot();
              });
              currentChild.viewSlot.installContentSelectors(viewSlotSelectors);
            } else {
              for (i = 0, ii = contentSelectors.length; i < ii; i++) {
                contentSelector = contentSelectors[i];
                if (contentSelector.matches(currentChild)) {
                  var elements = contentMap.get(contentSelector);
                  if (!elements) {
                    elements = [];
                    contentMap.set(contentSelector, elements);
                  }
 
                  elements.push(currentChild);
                  break;
                }
              }
            }
 
            currentChild = nextSibling;
          }
 
          for (i = 0, ii = contentSelectors.length; i < ii; ++i) {
            contentSelector = contentSelectors[i];
            callback(contentSelector, contentMap.get(contentSelector) || placeholder);
          }
        };
 
        ContentSelector.prototype.copyForViewSlot = function copyForViewSlot() {
          return new ContentSelector(this.anchor, this.selector);
        };
 
        ContentSelector.prototype.matches = function matches(node) {
          return this.all || node.nodeType === 1 && node.matches(this.selector);
        };
 
        ContentSelector.prototype.add = function add(group) {
          var anchor = this.anchor,
              parent = anchor.parentNode,
              i,
              ii;
 
          for (i = 0, ii = group.length; i < ii; ++i) {
            parent.insertBefore(group[i], anchor);
          }
 
          this.groups.push(group);
        };
 
        ContentSelector.prototype.insert = function insert(index, group) {
          if (group.length) {
            var anchor = findInsertionPoint(this.groups, index) || this.anchor,
                parent = anchor.parentNode,
                i,
                ii;
 
            for (i = 0, ii = group.length; i < ii; ++i) {
              parent.insertBefore(group[i], anchor);
            }
          }
 
          this.groups.splice(index, 0, group);
        };
 
        ContentSelector.prototype.removeAt = function removeAt(index, fragment) {
          var group = this.groups[index],
              i,
              ii;
 
          for (i = 0, ii = group.length; i < ii; ++i) {
            fragment.appendChild(group[i]);
          }
 
          this.groups.splice(index, 1);
        };
 
        return ContentSelector;
      })();
 
      _export('ContentSelector', ContentSelector);
    }
  };
});
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i < ii; ++i){\n      parent.insertBefore(group[i], anchor);\n    }\n\n    this.groups.push(group);\n  }\n\n  insert(index, group){\n    if(group.length){\n      var anchor = findInsertionPoint(this.groups, index) || this.anchor,\n          parent = anchor.parentNode,\n          i, ii;\n\n      for(i = 0, ii = group.length; i < ii; ++i){\n        parent.insertBefore(group[i], anchor);\n      }\n    }\n\n    this.groups.splice(index, 0, group);\n  }\n\n  removeAt(index, fragment){\n    var group = this.groups[index],\n        i, ii;\n\n    for(i = 0, ii = group.length; i < ii; ++i){\n      fragment.appendChild(group[i]);\n    }\n\n    this.groups.splice(index, 1);\n  }\n}\n"]}