Allow external links in summary, fixes #300

1 files changed, 7 insertions, 1 deletions

diff --git a/lib/utils/links.js b/lib/utils/links.js
index c965dd9..6606bbf 100644
--- a/lib/utils/links.js
+++ b/lib/utils/links.js
@@ -1,6 +1,11 @@
 var url = require('url');
 var path = require('path');
 
+// Is the link an external link
+var isExternal = function(href) {
+    return Boolean(url.parse(href).protocol);
+};
+
 // Return true if the link is relative
 var isRelative = function(href) {
     var parsed = url.parse(href);
@@ -41,6 +46,7 @@ var join = function() {
 
 module.exports = {
     isRelative: isRelative,
+    isExternal: isExternal,
     toAbsolute: toAbsolute,
     join: join
-};
\ No newline at end of file
+};