Class: Reginald::Alternation

Inherits:
Collection show all
Defined in:
lib/rack/mount/vendor/reginald/reginald/alternation.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Collection

#==, #eql?, #freeze, #include?, #match, #to_regexp

Constructor Details

#initialize(*args) ⇒ Alternation

Returns a new instance of Alternation.



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# File 'lib/rack/mount/vendor/reginald/reginald/alternation.rb', line 13

def initialize(*args)
  args, options = extract_options(args)

  if args.length == 1 && args.first.instance_of?(Array)
    super(args.first)
  else
    super(args)
  end

  if options.key?(:ignorecase)
    map! { |e| e.dup(:ignorecase => options[:ignorecase]) }
  end
end

Class Method Details

.reduce(alternation_or_expression, expression) ⇒ Object

:nodoc:



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# File 'lib/rack/mount/vendor/reginald/reginald/alternation.rb', line 3

def self.reduce(alternation_or_expression, expression) #:nodoc:
  if alternation_or_expression.first.is_a?(Alternation)
    alternation_or_expression = alternation_or_expression.first
    alternation_or_expression << expression
    new(*alternation_or_expression)
  else
    new(alternation_or_expression, expression)
  end
end

Instance Method Details

#dup(options = {}) ⇒ Object 



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# File 'lib/rack/mount/vendor/reginald/reginald/alternation.rb', line 38

def dup(options = {})
  self.class.new(to_a, options)
end

#flags ⇒ Object 



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# File 'lib/rack/mount/vendor/reginald/reginald/alternation.rb', line 34

def flags
  0
end

#inspect ⇒ Object

:nodoc:



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# File 'lib/rack/mount/vendor/reginald/reginald/alternation.rb', line 46

def inspect #:nodoc:
  to_s.inspect
end

#literal? ⇒ Boolean

Returns true if expression could be treated as a literal string.

Alternation groups are never literal.

Returns:

  • (Boolean) 


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# File 'lib/rack/mount/vendor/reginald/reginald/alternation.rb', line 30

def literal?
  false
end

#to_s(parent = false) ⇒ Object 



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# File 'lib/rack/mount/vendor/reginald/reginald/alternation.rb', line 42

def to_s(parent = false)
  map { |e| e.to_s(parent) }.join('|')
end