From 681ca375fd5af01501a91a78214ab7a26ad67ac7 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Mon, 9 Jul 2018 17:20:37 +0300
Subject: Make basic_url(string) ctor to consider empty string as invalid
 argument

---
 libbutl/url.txx | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

(limited to 'libbutl/url.txx')

diff --git a/libbutl/url.txx b/libbutl/url.txx
index 26bd60a..b520509 100644
--- a/libbutl/url.txx
+++ b/libbutl/url.txx
@@ -226,14 +226,11 @@ LIBBUTL_MODEXPORT namespace butl //@@ MOD Clang needs this for some reason.
 
     using iterator  = typename string_type::const_iterator;
 
-    // Create an empty URL object for the empty argument. Note that the scheme
-    // is default-constructed, and so may stay undefined in this case.
-    //
-    if (u.empty ())
-      return;
-
     try
     {
+      if (u.empty ())
+        throw invalid_argument ("empty URL");
+
       // At the end of a component parsing 'i' points to the next component
       // start, and 'b' stays unchanged.
       //
-- 
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