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

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

@@ -0,0 +1,156 @@
+
+/*!
+ * Stylus - Ident
+ * Copyright (c) Automattic <developer.wordpress.com>
+ * MIT Licensed
+ */
+
+/**
+ * Module dependencies.
+ */
+
+var Node = require('./node')
+  , nodes = require('./');
+
+/**
+ * Initialize a new `Ident` by `name` with the given `val` node.
+ *
+ * @param {String} name
+ * @param {Node} val
+ * @api public
+ */
+
+var Ident = module.exports = function Ident(name, val, mixin){
+  Node.call(this);
+  this.name = name;
+  this.string = name;
+  this.val = val || nodes.null;
+  this.mixin = !!mixin;
+};
+
+/**
+ * Check if the variable has a value.
+ *
+ * @return {Boolean}
+ * @api public
+ */
+
+Ident.prototype.__defineGetter__('isEmpty', function(){
+  return undefined == this.val;
+});
+
+/**
+ * Return hash.
+ *
+ * @return {String}
+ * @api public
+ */
+
+Ident.prototype.__defineGetter__('hash', function(){
+  return this.name;
+});
+
+/**
+ * Inherit from `Node.prototype`.
+ */
+
+Ident.prototype.__proto__ = Node.prototype;
+
+/**
+ * Return a clone of this node.
+ * 
+ * @return {Node}
+ * @api public
+ */
+
+Ident.prototype.clone = function(parent){
+  var clone = new Ident(this.name);
+  clone.val = this.val.clone(parent, clone);
+  clone.mixin = this.mixin;
+  clone.lineno = this.lineno;
+  clone.column = this.column;
+  clone.filename = this.filename;
+  clone.property = this.property;
+  clone.rest = this.rest;
+  return clone;
+};
+
+/**
+ * Return a JSON representation of this node.
+ *
+ * @return {Object}
+ * @api public
+ */
+
+Ident.prototype.toJSON = function(){
+  return {
+    __type: 'Ident',
+    name: this.name,
+    val: this.val,
+    mixin: this.mixin,
+    property: this.property,
+    rest: this.rest,
+    lineno: this.lineno,
+    column: this.column,
+    filename: this.filename
+  };
+};
+
+/**
+ * Return <name>.
+ *
+ * @return {String}
+ * @api public
+ */
+
+Ident.prototype.toString = function(){
+  return this.name;
+};
+
+/**
+ * Coerce `other` to an ident.
+ *
+ * @param {Node} other
+ * @return {String}
+ * @api public
+ */
+
+Ident.prototype.coerce = function(other){
+  switch (other.nodeName) {
+    case 'ident':
+    case 'string':
+    case 'literal':
+      return new Ident(other.string);
+    case 'unit':
+      return new Ident(other.toString());
+    default:
+      return Node.prototype.coerce.call(this, other);
+  }
+};
+
+/**
+ * Operate on `right` with the given `op`.
+ *
+ * @param {String} op
+ * @param {Node} right
+ * @return {Node}
+ * @api public
+ */
+
+Ident.prototype.operate = function(op, right){
+  var val = right.first;
+  switch (op) {
+    case '-':
+      if ('unit' == val.nodeName) {
+        var expr = new nodes.Expression;
+        val = val.clone();
+        val.val = -val.val;
+        expr.push(this);
+        expr.push(val);
+        return expr;
+      }
+    case '+':
+      return new nodes.Ident(this.string + this.coerce(val).string);
+  }
+  return Node.prototype.operate.call(this, op, right);
+};