Class: Peggy::Optional

Inherits:

Multiple

• Object
• Element
• Multiple
• Peggy::Optional

Defined in:

lib/builder.rb,
lib/Copy of builder.rb

Overview

Matcher of 0 or 1 time.

Constant Summary

Constants inherited from Multiple

Multiple::MANY

Instance Attribute Summary

Attributes inherited from Multiple

#child, #range

Instance Method Summary

• #initialize ⇒ Optional constructor

  A new instance of Optional.

Methods inherited from Multiple

#match

Methods inherited from Element

build, #match, #report

Constructor Details

#initialize ⇒ Optional

Returns a new instance of Optional.

# File 'lib/builder.rb', line 125

def initialize
  super 0..1
end