Merge pull request #42 from acconrad/patch-2

Cache for loop lengths

Author: derek-watson

Uri.js

@@ -109,7 +109,7 @@
 
     ps = str.toString().split(re.query_separator);
 
-    for (i = 0; i < ps.length; i++) {
+    for (i = 0, l = ps.length; i < l; i++) {
       p = ps[i];
       n = p.indexOf('=');
 
@@ -175,7 +175,7 @@
       this.queryPairs = parseQuery(val);
     }
 
-    for (i = 0; i < this.queryPairs.length; i++) {
+    for (i = 0, l = this.queryPairs.length; i < l; i++) {
       param = this.queryPairs[i];
       if (s.length > 0) {
         s += '&';
@@ -200,7 +200,7 @@
    */
   Uri.prototype.getQueryParamValue = function (key) {
     var param, i;
-    for (i = 0; i < this.queryPairs.length; i++) {
+    for (i = 0, l = this.queryPairs.length; i < l; i++) {
       param = this.queryPairs[i];
       if (key === param[0]) {
         return param[1];
@@ -215,7 +215,7 @@
    */
   Uri.prototype.getQueryParamValues = function (key) {
     var arr = [], i, param;
-    for (i = 0; i < this.queryPairs.length; i++) {
+    for (i = 0, l = this.queryPairs.length; i < l; i++) {
       param = this.queryPairs[i];
       if (key === param[0]) {
         arr.push(param[1]);
@@ -233,7 +233,7 @@
   Uri.prototype.deleteQueryParam = function (key, val) {
     var arr = [], i, param, keyMatchesFilter, valMatchesFilter;
 
-    for (i = 0; i < this.queryPairs.length; i++) {
+    for (i = 0, l = this.queryPairs.length; i < l; i++) {
 
       param = this.queryPairs[i];
       keyMatchesFilter = decode(param[0]) === decode(key);
@@ -274,10 +274,10 @@
    * @return {Uri}                returns self for fluent chaining
    */
   Uri.prototype.replaceQueryParam = function (key, newVal, oldVal) {
-    var index = -1, i, param;
+    var index = -1, len = this.queryPairs.length, i, param;
 
     if (arguments.length === 3) {
-      for (i = 0; i < this.queryPairs.length; i++) {
+      for (i = 0; i < len; i++) {
         param = this.queryPairs[i];
         if (decode(param[0]) === decode(key) && decodeURIComponent(param[1]) === decode(oldVal)) {
           index = i;
@@ -288,7 +288,7 @@
         this.deleteQueryParam(key, decode(oldVal)).addQueryParam(key, newVal, index);
       }
     } else {
-      for (i = 0; i < this.queryPairs.length; i++) {
+      for (i = 0; i < len; i++) {
         param = this.queryPairs[i];
         if (decode(param[0]) === decode(key)) {
           index = i;