Add _.parseInt.

Former-commit-id: 0c0f10af3dc50a4d1b684523f19d02e423d738f5

test/test-build.js

@@ -210,6 +210,7 @@
     'merge',
     'omit',
     'pairs',
+    'parseInt',
     'pick',
     'values'
   ];
@@ -291,6 +292,7 @@
     'forOwn',
     'isPlainObject',
     'merge',
+    'parseInt',
     'partialRight',
     'runInContext'
   ]));

test/test.js

@@ -1767,6 +1767,22 @@
 
   /*--------------------------------------------------------------------------*/
 
+  QUnit.module('lodash.parseInt');
+
+  (function() {
+    test('should parse strings with leading zeros with a `radix` of 10 by default (test in Firefox and Opera)', function() {
+      equal(_.parseInt('08'), 8);
+    });
+
+    test('should internally use a radix of 10 if `radix` is `undefined` or `0`', function() {
+      equal(_.parseInt('10', 0), 10);
+      equal(_.parseInt('10'), 10);
+      equal(_.parseInt('10', undefined), 10);
+    });
+  }());
+
+  /*--------------------------------------------------------------------------*/
+
   QUnit.module('partial methods');
 
   _.each(['partial', 'partialRight'], function(methodName) {