From 6ad92ee1d7ec7fb94d5f75fbce03b9f45ea9eeeb Mon Sep 17 00:00:00 2001
From: Luigi Pinca <luigipinca@gmail.com>
Date: Wed, 6 Feb 2019 10:42:47 +0100
Subject: [PATCH] [fix] Return the base URL pathname when the relative URL is
 empty

Fixes #157
---
 index.js     | 2 ++
 test/test.js | 1 +
 2 files changed, 3 insertions(+)

diff --git a/index.js b/index.js
index c616bfd..621b56d 100644
--- a/index.js
+++ b/index.js
@@ -120,6 +120,8 @@ function extractProtocol(address) {
  * @private
  */
 function resolve(relative, base) {
+  if (relative === '') return base;
+
   var path = (base || '/').split('/').slice(0, -1).concat(relative.split('/'))
     , i = path.length
     , last = path[i - 1]
diff --git a/test/test.js b/test/test.js
index 4302d9a..3d64ae3 100644
--- a/test/test.js
+++ b/test/test.js
@@ -497,6 +497,7 @@ describe('url-parse', function () {
       var tests = [
         ['', 'http://foo.com', ''],
         ['', 'http://foo.com/', '/'],
+        ['', 'http://foo.com/a', '/a'],
         ['a', 'http://foo.com', '/a'],
         ['a/', 'http://foo.com', '/a/'],
         ['b/c', 'http://foo.com/a', '/b/c'],