From cb66794b60f603dd35e71e3031f2479e678a78c8 Mon Sep 17 00:00:00 2001
From: Jerry Bendy <jerry@icewingcc.com>
Date: Fri, 26 Apr 2019 14:28:33 +0800
Subject: [PATCH] Decode query string which has special characters. Fixed #38

---
 index.js           | 6 +++++-
 package.json       | 2 +-
 test/index.test.js | 5 +++--
 3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/index.js b/index.js
index 6af93a9..8b2cc41 100644
--- a/index.js
+++ b/index.js
@@ -245,7 +245,11 @@
     }
 
     function decode(str) {
-        return decodeURIComponent(str.replace(/\+/g, ' '));
+        return str
+            .replace(/[ +]/g, '%20')
+            .replace(/(%[a-f0-9]{2})+/ig, function(match) {
+                return decodeURIComponent(match);
+            });
     }
 
     function makeIterator(arr) {
diff --git a/package.json b/package.json
index cd06347..8d1cba9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "url-search-params-polyfill",
-  "version": "5.1.0",
+  "version": "6.0.0",
   "description": "a simple polyfill for javascript URLSearchParams",
   "homepage": "https://github.com/jerrybendy/url-search-params-polyfill",
   "main": "index.js",
diff --git a/test/index.test.js b/test/index.test.js
index 5e2d6d4..97caf01 100644
--- a/test/index.test.js
+++ b/test/index.test.js
@@ -262,10 +262,11 @@ describe(PREFIX + 'Others', function () {
         b: '<script>',
         c: 'http://a.com/?c=7&d=8#!/asd',
         d: 'hello world',
-        e: '+'
+        e: '+',
+        f: '/%^^%zz%%%world你好'
     };
 
-    var testStr = 'a=%E4%BD%A0%E5%A5%BD&b=%3Cscript%3E&c=http%3A%2F%2Fa.com%2F%3Fc%3D7%26d%3D8%23%21%2Fasd&d=hello+world&e=%2B';
+    var testStr = 'a=%E4%BD%A0%E5%A5%BD&b=%3Cscript%3E&c=http%3A%2F%2Fa.com%2F%3Fc%3D7%26d%3D8%23%21%2Fasd&d=hello+world&e=%2B&f=%2F%25%5E%5E%25zz%25%25%25world%E4%BD%A0%E5%A5%BD';
 
     it('URL encode', function () {
         var a = new URLSearchParams(testObj);