Class: Bison::Token

Inherits:
Object
  • Object
show all
Defined in:
lib/bison/token.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, assoc = nil) ⇒ Token

Returns a new instance of Token.



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# File 'lib/bison/token.rb', line 7

def initialize(name, assoc=nil)
  self.names = Array(name)
  self.associativity = assoc
end

Instance Attribute Details

#associativity ⇒ Object

Returns the value of attribute associativity.



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# File 'lib/bison/token.rb', line 5

def associativity
  @associativity
end

#names ⇒ Object

Returns the value of attribute names.



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# File 'lib/bison/token.rb', line 3

def names
  @names
end

#number ⇒ Object

Returns the value of attribute number.



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# File 'lib/bison/token.rb', line 4

def number
  @number
end

Instance Method Details

#left? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bison/token.rb', line 16

def left?
  associativity == :left
end

#name ⇒ Object 



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# File 'lib/bison/token.rb', line 12

def name
  names.join(' ')
end

#right? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bison/token.rb', line 20

def right?
  associativity == :right
end