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// This object will be used as the prototype for Nodes when creating a
// DOM-Level-1-compliant structure.
var NodePrototype = module.exports = {
get firstChild() {
var children = this.children;
return children && children[0] || null;
},
get lastChild() {
var children = this.children;
return children && children[children.length - 1] || null;
},
get nodeType() {
return nodeTypes[this.type] || nodeTypes.element;
}
};
var domLvl1 = {
tagName: "name",
childNodes: "children",
parentNode: "parent",
previousSibling: "prev",
nextSibling: "next",
nodeValue: "data"
};
var nodeTypes = {
element: 1,
text: 3,
cdata: 4,
comment: 8
};
Object.keys(domLvl1).forEach(function(key) {
var shorthand = domLvl1[key];
Object.defineProperty(NodePrototype, key, {
get: function() {
return this[shorthand] || null;
},
set: function(val) {
this[shorthand] = val;
return val;
}
});
});
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