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module Innate
module View
module Etanni
def self.call(action, string)
etanni = View.compile(string) do |str|
filename = action.view || action.method
Innate::Etanni.new(str, filename)
end
html = etanni.result(action.instance)
return html, Response.mime_type
end
end
end
class Etanni
SEPARATOR = "E69t116A65n110N78i105S83e101P80a97R82a97T84o111R82"
CHOMP = "<<#{SEPARATOR}.chomp!"
START = "\n_out_ << #{CHOMP}\n"
STOP = "\n#{SEPARATOR}\n"
REPLACEMENT = "#{STOP}\\1#{START}"
def initialize(template, filename = '<Etanni>')
@template = template
@filename = filename
compile
end
def compile(filename = @filename)
temp = @template.strip
temp.gsub!(/<\?r\s+(.*?)\s+\?>/m, REPLACEMENT)
@compiled = eval("Proc.new{ _out_ = [#{CHOMP}]\n#{temp}#{STOP}_out_.join }",
nil, @filename)
end
def result(instance, filename = @filename)
instance.instance_eval(&@compiled)
end
end
end
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