Module: SuperCallbacks::ClassAndInstanceMethods

Defined in:
lib/super_callbacks.rb

Instance Method Summary collapse

Instance Method Details

#after(method_name, callback_method_name = nil, options = {}, &callback_proc) ⇒ Object 



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# File 'lib/super_callbacks.rb', line 83

def after(method_name, callback_method_name = nil, options = {}, &callback_proc)
  callback_method_name_or_proc = callback_proc || callback_method_name
  unless [Symbol, String, Proc].include? callback_method_name_or_proc.class
    raise ArgumentError, "Only `Symbol`, `String` or `Proc` allowed for `method_name`, but is #{callback_method_name_or_proc.class}"
  end

  invalid_option_keys = options.keys - VALID_OPTION_KEYS
  unless invalid_option_keys.empty?
    raise ArgumentError, "Invalid `options` keys: #{invalid_option_keys}. Valid are only: #{VALID_OPTION_KEYS}"
  end
  if options[:if] && ![Symbol, String, Proc].include?(options[:if].class)
    raise ArgumentError, "Only `Symbol`, `String` or `Proc` allowed for `options[:if]`, but is #{options[:if].class}"
  end

  self.after_callbacks ||= {}
  self.after_callbacks[method_name.to_sym] ||= []
  self.after_callbacks[method_name.to_sym] << [callback_method_name_or_proc, options[:if]]

  _callbacks_prepended_module_instance = callbacks_prepended_module_instance

  # dont redefine, to save cpu cycles
  unless _callbacks_prepended_module_instance.method_defined? method_name
    _callbacks_prepended_module_instance.send(:define_method, method_name) do |*args|
      run_before_callbacks(method_name, *args)
      super_value = super(*args)
      run_after_callbacks(method_name, *args)
      super_value
    end
  end
end

#after!(method_name, *remaining_args) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/super_callbacks.rb', line 47

def after!(method_name, *remaining_args)
  raise ArgumentError, "`#{method_name}` is not or not yet defined for #{self}" unless method_defined? method_name
  before(method_name, *remaining_args)
end

#before(method_name, callback_method_name = nil, options = {}, &callback_proc) ⇒ Object 



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# File 'lib/super_callbacks.rb', line 52

def before(method_name, callback_method_name = nil, options = {}, &callback_proc)
  callback_method_name_or_proc = callback_proc || callback_method_name
  unless [Symbol, String, Proc].any? { |klass| callback_method_name_or_proc.is_a? klass }
    raise ArgumentError, "Only `Symbol`, `String` or `Proc` allowed for `method_name`, but is #{callback_method_name_or_proc.class}"
  end

  invalid_option_keys = options.keys - VALID_OPTION_KEYS
  unless invalid_option_keys.empty?
    raise ArgumentError, "Invalid `options` keys: #{invalid_option_keys}. Valid are only: #{VALID_OPTION_KEYS}"
  end
  if options[:if] && !([Symbol, String, Proc].any? { |klass| callback_method_name_or_proc.is_a? klass })
    raise ArgumentError, "Only `Symbol`, `String` or `Proc` allowed for `options[:if]`, but is #{options[:if].class}"
  end

  self.before_callbacks ||= {}
  self.before_callbacks[method_name.to_sym] ||= []
  self.before_callbacks[method_name.to_sym] << [callback_method_name_or_proc, options[:if]]

  _callbacks_prepended_module_instance = callbacks_prepended_module_instance

  # dont redefine, to save cpu cycles
  unless _callbacks_prepended_module_instance.method_defined? method_name
    _callbacks_prepended_module_instance.send(:define_method, method_name) do |*args|
      run_before_callbacks(method_name, *args)
      super_value = super(*args)
      run_after_callbacks(method_name, *args)
      super_value
    end
  end
end

#before!(method_name, *remaining_args) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/super_callbacks.rb', line 42

def before!(method_name, *remaining_args)
  raise ArgumentError, "`#{method_name}` is not or not yet defined for #{self}" unless method_defined? method_name
  before(method_name, *remaining_args)
end