module Sprockets::EcoTemplate

def self.call(input)


# => "function(...) {...}"

assigned to a JS variable.
Returns a JS function definition String. The result should be

Compile template data with Eco compiler. 
def self.call(input)
  data = input[:data]
  key  = ['EcoTemplate', ::Eco::Source::VERSION, VERSION, data]
  input[:cache].fetch(key) do
    ::Eco.compile(data)
  end
end