Class: ActiveSupport::Callbacks::CallTemplate::MethodCall

Do not use. This class is for internal use only.

Relationships & Source Files
Inherits:	Object
Defined in:	activesupport/lib/active_support/callbacks.rb

Class Method Summary

#expand(target, value, block)

Return the parts needed to make this call, with the given input values.
#inverted_lambda
#make_lambda

[ GitHub ]

# File 'activesupport/lib/active_support/callbacks.rb', line 338


def initialize(method)
  @method_name = method
end

Return the parts needed to make this call, with the given input values.

Returns an array of the form:

[target, block, method, *arguments]

This array can be used as such:

target.send(method, *arguments, &block)

The actual invocation is left up to the caller to minimize call stack pollution.

[ GitHub ]

# File 'activesupport/lib/active_support/callbacks.rb', line 355


def expand(target, value, block)
  [target, block, @method_name]
end

[ GitHub ]

# File 'activesupport/lib/active_support/callbacks.rb', line 365


def inverted_lambda
  lambda do |target, value, &block|
    !target.send(@method_name, &block)
  end
end

[ GitHub ]

# File 'activesupport/lib/active_support/callbacks.rb', line 359


def make_lambda
  lambda do |target, value, &block|
    target.send(@method_name, &block)
  end
end