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Contents
module Stripe
module Callbacks
module Builder
extend ActiveSupport::Concern
included do
extend ActiveSupport::Concern
@critical_callbacks = Hash.new do |h, k|
h[k] = []
end
@noncritical_callbacks = Hash.new do |h, k|
h[k] = []
end
module ClassMethods
end
class << self
attr_reader :critical_callbacks, :noncritical_callbacks
def clear_callbacks!
critical_callbacks.clear
noncritical_callbacks.clear
end
def callback(name)
method_name = "after_#{name.gsub('.', '_')}"
self::ClassMethods.send(:define_method, method_name) do |options = {}, &block|
::Stripe::Callbacks::noncritical_callbacks[name] << ::Stripe::Callbacks.callback_matcher(options, block)
end
self::ClassMethods.send(:define_method, "#{method_name}!") do |options = {}, &block|
::Stripe::Callbacks::critical_callbacks[name] << ::Stripe::Callbacks.callback_matcher(options, block)
end
end
def callback_matcher(options, block)
case only = options[:only]
when Proc, Method
proc do |target, evt|
block.call(target, evt) if only.call(target, evt)
end
when Array, Set
stringified_keys = only.map(&:to_s)
proc do |target, evt|
stringified_previous_attributes_keys = evt.data.previous_attributes.keys.map(&:to_s)
intersection = stringified_previous_attributes_keys - stringified_keys
block.call(target, evt) if intersection != stringified_previous_attributes_keys
end
when nil
block
else
callback_matcher options.merge(:only => [only]), block
end
end
end
end
end
end
end
Version data entries
48 entries across 48 versions & 1 rubygems