Class: IO::Event::Selector::Select::Optional

Inherits:

Struct

• Object
• Struct
• IO::Event::Selector::Select::Optional

Defined in:

lib/io/event/selector/select.rb

Overview

An optional reference to a fiber which can be cleared before it is resumed.

Instance Attribute Summary

• #fiber ⇒ Object

  Returns the value of attribute fiber.

Instance Method Summary

• #alive? ⇒ Boolean
• #nullify ⇒ Object

  Clear the referenced fiber.

• #transfer(*arguments) ⇒ Object

  Transfer control to the fiber if it is still available.

Instance Attribute Details

#fiber ⇒ Object

Returns the value of attribute fiber

Returns:

• (Object) —

  the current value of fiber

# File 'lib/io/event/selector/select.rb', line 62

def fiber
  @fiber
end

Instance Method Details

#alive? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/io/event/selector/select.rb', line 69

def alive?
	fiber&.alive?
end

#nullify ⇒ Object

Clear the referenced fiber.

# File 'lib/io/event/selector/select.rb', line 74

def nullify
	self.fiber = nil
end

#transfer(*arguments) ⇒ Object

Transfer control to the fiber if it is still available.

# File 'lib/io/event/selector/select.rb', line 64

def transfer(*arguments)
	fiber&.transfer(*arguments)
end