From 702d288d0e11a0c9663d2bc9eff228e610a9b86b Mon Sep 17 00:00:00 2001
From: Akash Gaonkar <akashgaonkar@gmail.com>
Date: Tue, 27 Feb 2018 21:53:11 -0700
Subject: [PATCH] Fixes #260, adding C++17 nested namespace decls.

---
 grammars/c++.cson | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/grammars/c++.cson b/grammars/c++.cson
index 16dc335..445bfb3 100644
--- a/grammars/c++.cson
+++ b/grammars/c++.cson
@@ -242,7 +242,7 @@
         "name": "meta.using-namespace-declaration.cpp"
       },
       {
-        'begin': '\\b(namespace)\\b\\s*([_A-Za-z][_A-Za-z0-9]*\\b)?+'
+        'begin': '\\b(namespace)\\b\\s*((?:[_A-Za-z][_A-Za-z0-9]*\\b(::)?)*)'
         'beginCaptures':
           '1':
             'name': 'storage.type.cpp'