diff options
| -rw-r--r-- | lib/utils/lang.js | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/utils/lang.js b/lib/utils/lang.js index 7fd71e1..9eabbb5 100644 --- a/lib/utils/lang.js +++ b/lib/utils/lang.js @@ -5,6 +5,8 @@ var MAP = { }; function normalize(lang) { + if(!lang) { return null; } + var lower = lang.toLowerCase(); return MAP[lower] || lower; } |