queries: tool moved to static method

src/queries/query.js

 /*jslint indent: 2, maxlen: 80, sloppy: true, nomen: true */
 /*global newClass: true, sortFunction: true, parseStringToObject: true,
-         _export: true */
+         _export: true, stringEscapeRegexpCharacters: true */
 
 /**
  * The query to use to filter a list of objects.
@@ -141,7 +141,23 @@ var Query = newClass(function (spec) {
    * @param  {String} string The string to parse
    * @return {Object} The json query tree
    */
-  "parseStringToObject": parseStringToObject
+  "parseStringToObject": parseStringToObject,
+
+  /**
+   * Convert a search text to a regexp.
+   *
+   * @method convertStringToRegExp
+   * @static
+   * @param  {String} string The string to convert
+   * @param  {String} [wildcard_character=undefined] The wildcard chararter
+   * @return {RegExp} The search text regexp
+   */
+  "convertStringToRegExp": function (string, wildcard_character) {
+    return new RegExp("^" + stringEscapeRegexpCharacters(string).replace(
+      stringEscapeRegexpCharacters(wildcard_character),
+      '.*'
+    ) + "$");
+  }
 }});
 
 _export("Query", Query);

src/queries/tool.js

@@ -109,21 +109,15 @@ function stringEscapeRegexpCharacters(string) {
   }
 }
 
+_export("stringEscapeRegexpCharacters", stringEscapeRegexpCharacters);
+
 /**
- * Convert a search text to a regexp.
+ * A sort function to sort items by key
  *
- * @param  {String} string The string to convert
- * @param  {String} [wildcard_character=undefined] The wildcard chararter
- * @return {RegExp} The search text regexp
+ * @param  {String} key The key to sort on
+ * @param  {String} [way="ascending"] 'ascending' or 'descending'
+ * @return {Function} The sort function
  */
-function convertSearchTextToRegExp(string, wildcard_character) {
-  return new RegExp("^" + stringEscapeRegexpCharacters(string).replace(
-    stringEscapeRegexpCharacters(wildcard_character),
-    '.*'
-  ) + "$");
-}
-
-// XXX
 function sortFunction(key, way) {
   if (way === 'descending') {
     return function (a, b) {