discourse/lib/discourse_iife.rb

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class DiscourseIIFE < Sprockets::Processor
# Add a IIFE around our javascript
def evaluate(context, locals)
path = context.pathname.to_s
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# Only discourse or admin paths
return data unless (path =~ /\/javascripts\/discourse/ || path =~ /\/javascripts\/admin/ || path =~ /\/test\/javascripts/)
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# Ignore the js helpers
return data if (path =~ /test\_helper\.js/)
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return data if (path =~ /javascripts\/helpers\//)
# Ignore ES6 files
return data if (path =~ /\.es6/)
# Ignore translations
return data if (path =~ /\/translations/)
# We don't add IIFEs to handlebars
return data if path =~ /\.handlebars/
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return data if path =~ /\.shbrs/
return data if path =~ /\.hbrs/
return data if path =~ /\.hbs/
res = "(function () {\n\nvar $ = window.jQuery;\n// IIFE Wrapped Content Begins:\n\n#{data}\n\n// IIFE Wrapped Content Ends\n\n })(this);"
# Include JS code for JSHint
unless Rails.env.production?
req_path = path.sub(Rails.root.to_s, '')
.sub("/app/assets/javascripts", "")
.sub("/test/javascripts", "")
res << "\nwindow.__jshintSrc = window.__jshintSrc || {}; window.__jshintSrc['/assets#{req_path}'] = #{data.to_json};\n"
end
res
end
end