marko/dist/runtime/vdom/VNode.js

UI Components + streaming, async, high performance, HTML templating for Node.js and the browser.

"use strict"; /* jshint newcap:false */
function VNode() {}

VNode.prototype = {
  bU_: function (finalChildCount, ownerComponent) {
    this.ch_ = finalChildCount;
    this.ci_ = 0;
    this.c__ = null;
    this.cj_ = null;
    this.bX_ = null;
    this.bY_ = null;
    this._L_ = ownerComponent;
  },

  get az_() {
    var firstChild = this.c__;

    if (firstChild && firstChild.bZ_) {
      var nestedFirstChild = firstChild.az_;
      // The first child is a DocumentFragment node.
      // If the DocumentFragment node has a first child then we will return that.
      // Otherwise, the DocumentFragment node is not *really* the first child and
      // we need to skip to its next sibling
      return nestedFirstChild || firstChild.ck_;
    }

    return firstChild;
  },

  get ck_() {
    var nextSibling = this.bY_;

    if (nextSibling) {
      if (nextSibling.bZ_) {
        var firstChild = nextSibling.az_;
        return firstChild || nextSibling.ck_;
      }
    } else {
      var parentNode = this.bX_;
      if (parentNode && parentNode.bZ_) {
        return parentNode.ck_;
      }
    }

    return nextSibling;
  },

  bN_: function (child) {
    this.ci_++;

    if (this.cb_ === "textarea") {
      if (child.cl_) {
        this.cc_ += child.cm_;
      } else {
        throw TypeError();
      }
    } else {
      var lastChild = this.cj_;

      child.bX_ = this;

      if (lastChild) {
        lastChild.bY_ = child;
      } else {
        this.c__ = child;
      }

      this.cj_ = child;
    }

    return child;
  },

  ce_: function finishChild() {
    if (this.ci_ === this.ch_ && this.bX_) {
      return this.bX_.ce_();
    } else {
      return this;
    }
  }

  // ,toJSON: function() {
  //     var clone = Object.assign({
  //         nodeType: this.nodeType
  //     }, this);
  //
  //     for (var k in clone) {
  //         if (k.startsWith('_')) {
  //             delete clone[k];
  //         }
  //     }
  //     delete clone._nextSibling;
  //     delete clone._lastChild;
  //     delete clone.parentNode;
  //     return clone;
  // }
};

module.exports = VNode;