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authorSamy Pessé <samypesse@gmail.com>2014-04-10 11:34:56 +0200
committerSamy Pessé <samypesse@gmail.com>2014-04-10 11:34:56 +0200
commit02d8272c74b8b7f2da4e39c432e6521047ea8900 (patch)
tree597c0f89600a5c35e1e6f32cc67a6a1ed66579c5 /lib/utils
parent2e85380cd822e05072b00d5f2493c263ac194395 (diff)
parente54b8080933f7e85df6b2182cc171dd3dc28f8a4 (diff)
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Merge pull request #77 from GitbookIO/improve/sections_lexing
Improve/sections lexing
Diffstat (limited to 'lib/utils')
-rw-r--r--lib/utils/lang.js2
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;
}