1 files changed, 9 insertions, 2 deletions
diff --git a/lib/completion.js b/lib/completion.js
index 2b29258f..6e8ea803 100644
--- a/lib/completion.js
+++ b/lib/completion.js
@@ -246,10 +246,17 @@ var completion = (function() {
         var term = query.slice(key.length, query.length);
         var command = commands[key];
         var desc = command[0];
-        var urlPattern = command[1];
+        var pattern = command[1];
+        var url;
+
+        if (typeof pattern === 'function')
+          url = pattern(term);
+        else
+          url = pattern.replace(/%s/g, term);
+
         suggestions.push({
           render: createConstantFunction('<em>' + desc + '</em> ' + term),
-          action: createActionOpenUrl(utils.createFullUrl(urlPattern.replace(/%s/g, term))),
+          action: createActionOpenUrl(utils.createFullUrl(url)),
         });
       }
     }