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require 'sprockets/autoload'
module Sprockets
# Processor engine class for the EJS compiler. Depends on the `ejs` gem.
#
# For more infomation see:
#
# https://github.com/sstephenson/ruby-ejs
#
module EjsProcessor
VERSION = '1'
def self.cache_key
@cache_key ||= "#{name}:#{VERSION}".freeze
end
# Compile template data with EJS compiler.
#
# Returns a JS function definition String. The result should be
# assigned to a JS variable.
#
# # => "function(obj){...}"
#
def self.call(input)
data = input[:data]
input[:cache].fetch([cache_key, data]) do
Autoload::EJS.compile(data)
end
end
end
end
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