Class: Naught::NullClassBuilder::Commands::DefineExplicitConversions Private

Inherits:

Naught::NullClassBuilder::Command

• Object
• Naught::NullClassBuilder::Command
• Naught::NullClassBuilder::Commands::DefineExplicitConversions

Defined in:

lib/naught/null_class_builder/commands/define_explicit_conversions.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Adds explicit conversion methods delegating to nil

These methods return the same values that nil returns:

• to_a => []
• to_c => (0+0i)
• to_f => 0.0
• to_h => {}
• to_i => 0
• to_r => (0/1)
• to_s => ""

Instance Attribute Summary

Attributes inherited from Naught::NullClassBuilder::Command

#builder

Instance Method Summary

• #call ⇒ void private

  Install explicit conversion methods.

Methods inherited from Naught::NullClassBuilder::Command

#initialize

Constructor Details

This class inherits a constructor from Naught::NullClassBuilder::Command

Instance Method Details

#call ⇒ void

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

This method returns an undefined value.

Install explicit conversion methods

# File 'lib/naught/null_class_builder/commands/define_explicit_conversions.rb', line 25

def call
  defer { |subject| METHODS.each { |name| subject.define_method(name) { nil.public_send(name) } } }
end