[#25] Refactored common getter/setter code into common method within MemberBuilder

lib/MemberBuilder.js

@@ -207,22 +207,9 @@ exports.buildProp = function( members, meta, name, value, keywords, base )
  */
 exports.buildGetter = function( members, meta, name, value, keywords, base )
 {
-    var prev_data = scanMembers( members, name, base );
 
-    this._validate.validateGetterSetter(
-        name, keywords, prev_data
-    );
-
-    Object.defineProperty(
-        getMemberVisibility( members, keywords, name ),
-        name,
-        {
-            get:        value,
-            enumerable: true,
-
-            // otherwise we can't add a setter to this
-            configurable: true,
-        }
+    this._buildGetterSetter(
+        'get', members, meta, name, value, keywords, base
     );
 };
 
@@ -246,6 +233,36 @@ exports.buildGetter = function( members, meta, name, value, keywords, base )
  * @return  {undefined}
  */
 exports.buildSetter = function( members, meta, name, value, keywords, base )
+{
+    this._buildGetterSetter(
+        'set', members, meta, name, value, keywords, base
+    );
+};
+
+
+/**
+ * Copies a getter/setter to the appropriate member prototype, depending on
+ * visibility, and assigns necessary metadata from keywords
+ *
+ * XXX: Combine getter/setter operations for performance benefit
+ *
+ * @param  {string}  type  get/set
+ *
+ * @param  {{public: Object, protected: Object, private: Object}} members
+ *
+ * @param  {Object}  meta   metadata container
+ * @param  {string}  name   getter name
+ * @param  {*}       value  getter value
+ *
+ * @param  {Object.<string,boolean>}  keywords  parsed keywords
+ *
+ * @param  {Object=}  base  optional base object to scan
+ *
+ * @return  {undefined}
+ */
+exports._buildGetterSetter = function(
+    type, members, meta, name, value, keywords, base
+)
 {
     var prev_data = scanMembers( members, name, base );
 
@@ -253,18 +270,21 @@ exports.buildSetter = function( members, meta, name, value, keywords, base )
         name, keywords, prev_data
     );
 
-    this._validate.validateGetterSetter( name, members, keywords, base );
-
-    Object.defineProperty(
-        getMemberVisibility( members, keywords, name ),
-        name,
-        {
-            set:        value,
+    // the actual data to be set
+    var data = {
         enumerable: true,
 
         // otherwise we can't add a getter to this
         configurable: true,
-        }
+    };
+
+    // set getter/setter appropriately, depending on the provided type
+    data[ type ] = value;
+
+    Object.defineProperty(
+        getMemberVisibility( members, keywords, name ),
+        name,
+        data
     );
 };