Class: Hanami::Utils::Callbacks::MethodCallback

Inherits:
Callback
  • Object
show all
Defined in:
lib/hanami/utils/callbacks.rb

Overview

Method callback It wraps a symbol or a string representing a method name that is implemented by the context within it will be called.

Since:

  • 0.1.0

Instance Attribute Summary

Attributes inherited from Callback

#callback

Instance Method Summary collapse

Methods inherited from Callback

#initialize

Constructor Details

This class inherits a constructor from Hanami::Utils::Callbacks::Callback

Instance Method Details

#call(context, *args) ⇒ void, Object

Executes the callback within the given context and eventually passing the given arguments. Those arguments will be passed according to the arity of the target method.

Parameters:

  • context (Object) —

    the context within we want to execute the callback.

  • args (Array) —

    an array of arguments that will be available within the execution.

Returns:

  • (void, Object) —

    It may return a value, it depends on the callback.

See Also:

Since:

  • 0.1.0



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# File 'lib/hanami/utils/callbacks.rb', line 264

def call(context, *args)
  method = context.method(callback)

  if method.parameters.any?
    method.call(*args)
  else
    method.call
  end
end

#eql?(other) ⇒ Boolean

Returns:

Since:

  • 0.1.0



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# File 'lib/hanami/utils/callbacks.rb', line 278

def eql?(other)
  hash == other.hash
end

#hash ⇒ Object

Since:

  • 0.1.0



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# File 'lib/hanami/utils/callbacks.rb', line 274

def hash
  callback.hash
end