Sha256: 72a255713167765ce8d3cd0a875cc8888e4b811d9afa6ffc71c57e12082b4e2e
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Versions: 22
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Stored size: 1.75 KB
Contents
require 'active_support'
require 'active_support/concern'
require 'fortitude/rails/yielded_object_outputter'
module Fortitude
class Widget
module Helpers
extend ActiveSupport::Concern
# PUBLIC API
def invoke_helper(name, *args, &block)
@_fortitude_rendering_context.helpers_object.send(name, *args, &block)
end
module ClassMethods
# PUBLIC API
def helper(*args)
options = args.extract_options!
options.assert_valid_keys(:transform, :call, :output_yielded_methods)
args.each do |name|
source_method_name = options[:call] || name
prefix = "return"
suffix = ""
case (transform = options[:transform])
when :output_return_value
prefix = "text"
suffix = "; nil"
when :return_output
prefix = "return capture { "
suffix = " }"
when :none, nil, false then nil
else raise ArgumentError, "Invalid value for :transform: #{transform.inspect}"
end
block_transform = "effective_block = block"
yielded_methods = options[:output_yielded_methods]
if yielded_methods
block_transform = <<-EOS
effective_block = lambda do |yielded_object|
block.call(Fortitude::Rails::YieldedObjectOutputter.new(self, yielded_object, #{yielded_methods.inspect}))
end
EOS
end
text = <<-EOS
def #{name}(*args, &block)
#{block_transform}
#{prefix}(@_fortitude_rendering_context.helpers_object.#{source_method_name}(*args, &effective_block))#{suffix}
end
EOS
helpers_module.module_eval(text)
end
end
end
end
end
end
Version data entries
22 entries across 22 versions & 1 rubygems