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Added note about adding a javascript runtime to Gemfile for productio…

…n environment.
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1 parent 5e2bf4d commit 198092e2c0a703ca983893aa4527317b3442b5b1 Ryan Walker committed Sep 6, 2011
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  1. +8 −0 railties/guides/source/asset_pipeline.textile
@@ -608,3 +608,11 @@ group :assets do
gem 'uglifier'
end
</plain>
+
+Rails 3.1 requires "execjs":https://github.com/sstephenson/execjs - but it doesn't provide a default javascript runtime. When deploying a production app to a system without a pre-existing javascript runtime, you may want to add:
+
+<plain>
+group :production do
+ gem 'therubyracer'
+end
+</plain>

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