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module Jsonify
class Template < Tilt::Template
self.default_mime_type = 'application/json'
def self.engine_initialized?
defined? ::Jsonify
end
def initialize_engine
require_template_library 'jsonify'
end
def prepare; end
def evaluate(scope, locals, &block)
return super(scope, locals, &block) if data.respond_to?(:to_str)
json = ::Jsonify::Builder.new
data.call(json)
json.compile!
end
def precompiled_preamble(locals)
return super if locals.include? :json
"json = ::Jsonify::Builder.new\n#{super}"
end
def precompiled_postamble(locals)
"json.compile!"
end
def precompiled_template(locals)
data.to_str
end
end
end
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