XML.prototype.replaceChildAt = function()

in asdoc/XML.js [2464:2506]

• 42 lines of code
• 17 McCabe index (conditional complexity)

XML.prototype.replaceChildAt = function(idx, v) {
  var /** @type {number} */ len = 0;
  //var /** @type {number} */ len = 0;
  var /** @type {string} */ ref = this.getNodeRef();
  if (ref == XML.TEXT || ref == XML.COMMENT || ref == XML.PROCESSING_INSTRUCTION || ref == XML.ATTRIBUTE)
    return;
  len = this.childrenLength();
  if (idx > len)
    idx = len;
  this.XML_getChildren();
  if (org.apache.royale.utils.Language.is(v, XML) && v.getNodeRef() != XML.ATTRIBUTE) {
    if (v.getNodeRef() == XML.ELEMENT && (v == this || this.XML_isAncestor(v)))
      throw new TypeError("cannot assign parent xml as child");
    v.setParent(this);
    if (this._children[idx])
      this.removeChild(this._children[idx]);
    this.XML_insertChildAt(v, idx);
  } else if (org.apache.royale.utils.Language.is(v, XMLList)) {
    len = v.length();
    if (this._children[idx])
      this._children[idx].XML__parent = null;
    if (len) {
      v[0].setParent(this);
      this._children[idx] = v[0];
      var /** @type {number} */ listIdx = 1;
      var /** @type {XML} */ chld = v[0];
      while (listIdx < len) {
        chld = v[listIdx];
        this.XML_insertChildAt(chld, (idx + listIdx) >> 0);
        listIdx++;
      }
    } else {
      this._children.splice(idx, 1);
    }
  } else {
    chld = new XML();
    chld.setValue(v + '');
    chld.setParent(this);
    if (this._children[idx] != null)
      this._children[idx].setParent(null);
    this._children[idx] = chld;
  }
};