complete redesign: use nodejs on server instead of php - documentation to be updated

nodejs/node_modules/stylus/lib/nodes/object.js

@@ -0,0 +1,213 @@
+
+/*!
+ * Stylus - Object
+ * Copyright (c) Automattic <developer.wordpress.com>
+ * MIT Licensed
+ */
+
+/**
+ * Module dependencies.
+ */
+
+var Node = require('./node')
+  , nodes = require('./')
+  , nativeObj = {}.constructor;
+
+/**
+ * Initialize a new `Object`.
+ *
+ * @api public
+ */
+
+var Object = module.exports = function Object(){
+  Node.call(this);
+  this.vals = {};
+};
+
+/**
+ * Inherit from `Node.prototype`.
+ */
+
+Object.prototype.__proto__ = Node.prototype;
+
+/**
+ * Set `key` to `val`.
+ *
+ * @param {String} key
+ * @param {Node} val
+ * @return {Object} for chaining
+ * @api public
+ */
+
+Object.prototype.set = function(key, val){
+  this.vals[key] = val;
+  return this;
+};
+
+/**
+ * Return length.
+ *
+ * @return {Number}
+ * @api public
+ */
+
+Object.prototype.__defineGetter__('length', function() {
+  return nativeObj.keys(this.vals).length;
+});
+
+/**
+ * Get `key`.
+ *
+ * @param {String} key
+ * @return {Node}
+ * @api public
+ */
+
+Object.prototype.get = function(key){
+  return this.vals[key] || nodes.null;
+};
+
+/**
+ * Has `key`?
+ *
+ * @param {String} key
+ * @return {Boolean}
+ * @api public
+ */
+
+Object.prototype.has = function(key){
+  return key in this.vals;
+};
+
+/**
+ * Operate on `right` with the given `op`.
+ *
+ * @param {String} op
+ * @param {Node} right
+ * @return {Node}
+ * @api public
+ */
+
+Object.prototype.operate = function(op, right){
+  switch (op) {
+    case '.':
+    case '[]':
+      return this.get(right.hash);
+    case '==':
+      var vals = this.vals
+        , a
+        , b;
+      if ('object' != right.nodeName || this.length != right.length)
+        return nodes.false;
+      for (var key in vals) {
+        a = vals[key];
+        b = right.vals[key];
+        if (a.operate(op, b).isFalse)
+          return nodes.false;
+      }
+      return nodes.true;
+    case '!=':
+      return this.operate('==', right).negate();
+    default:
+      return Node.prototype.operate.call(this, op, right);
+  }
+};
+
+/**
+ * Return Boolean based on the length of this object.
+ *
+ * @return {Boolean}
+ * @api public
+ */
+
+Object.prototype.toBoolean = function(){
+  return nodes.Boolean(this.length);
+};
+
+/**
+ * Convert object to string with properties.
+ *
+ * @return {String}
+ * @api private
+ */
+
+Object.prototype.toBlock = function(){
+  var str = '{'
+    , key
+    , val;
+  for (key in this.vals) {
+    val = this.get(key);
+    if ('object' == val.first.nodeName) {
+      str += key + ' ' + val.first.toBlock();
+    } else {
+      switch (key) {
+        case '@charset':
+          str += key + ' ' + val.first.toString() + ';';
+          break;
+        default:
+          str += key + ':' + toString(val) + ';';
+      }
+    }
+  }
+  str += '}';
+  return str;
+
+  function toString(node) {
+    if (node.nodes) {
+      return node.nodes.map(toString).join(node.isList ? ',' : ' ');
+    } else if ('literal' == node.nodeName && ',' == node.val) {
+      return '\\,';
+    }
+    return node.toString();
+  }
+};
+
+/**
+ * Return a clone of this node.
+ * 
+ * @return {Node}
+ * @api public
+ */
+
+Object.prototype.clone = function(parent){
+  var clone = new Object;
+  clone.lineno = this.lineno;
+  clone.column = this.column;
+  clone.filename = this.filename;
+  for (var key in this.vals) {
+    clone.vals[key] = this.vals[key].clone(parent, clone);
+  }
+  return clone;
+};
+
+/**
+ * Return a JSON representation of this node.
+ *
+ * @return {Object}
+ * @api public
+ */
+
+Object.prototype.toJSON = function(){
+  return {
+    __type: 'Object',
+    vals: this.vals,
+    lineno: this.lineno,
+    column: this.column,
+    filename: this.filename
+  };
+};
+
+/**
+ * Return "{ <prop>: <val> }"
+ *
+ * @return {String}
+ * @api public
+ */
+
+Object.prototype.toString = function(){
+  var obj = {};
+  for (var prop in this.vals) {
+    obj[prop] = this.vals[prop].toString();
+  }
+  return JSON.stringify(obj);
+};