Sometimes empty value is passed to lines, abort in such cases

2013-01-10 13:44:24 +01:00 · 2013-01-10 13:44:24 +01:00 · 42e93c9f94
commit 42e93c9f94
parent 908c7e7b8f
1 changed files with 2 additions and 0 deletions
--- a/assets/scripts/lib/travis/log.coffee
+++ b/assets/scripts/lib/travis/log.coffee
@ -15,6 +15,8 @@ FOLDS = [
      @addFold fold

  append: (lines) ->
+    return unless lines
+
    log   = @join lines
    log   = @escape log
    log   = @deansi log