Docs

lib/express.core.js

@@ -157,6 +157,21 @@
       return path.replace(/^(\s|\/)*|(\s|\/)*$/g, '')
     },
     
+    /**
+     * Normalize _path_. When a RegExp it is simply returned,
+     * otherwise a string is converted to a regular expression
+     * surrounded by ^$. So /user/:id/edit would become:
+     *
+     * \^/user/(.*?)\/edit\$/
+     *
+     * Each param key (:id) will be captured and placed in the
+     * params array, so param('id') would give the string captured.
+     *
+     * @param  {string} path
+     * @return {regexp}
+     * @api public
+     */
+    
     pathToRegexp : function(path) {
       if (path.constructor == RegExp) return path
       Express.regexpKeys = []
@@ -164,9 +179,22 @@
         Express.regexpKeys.push(key)
         return '(.*?)'
       })
-      return new RegExp('^' + this.escapeRegexp(path, '/ [ ]') + '$')
+      return new RegExp('^' + this.escapeRegexp(path, '/ [ ]') + '$', 'i')
     },
     
+    /**
+     * Escape RegExp _chars_ in _string_. Where _chars_ 
+     * defaults to regular expression special characters.
+     *
+     * _chars_ should be a space delimited list of characters,
+     * for example '[ ] ( )'.
+     *
+     * @param  {string} string
+     * @param  {string} chars
+     * @return {Type}
+     * @api public
+     */
+    
     escapeRegexp : function(string, chars) {
       var specials = (chars || '/ . * + ? | ( ) [ ] { } \\').split(' ').join('|\\')
       return string.replace(new RegExp('(\\' + specials + ')', 'g'), '\\$1')