Class: Code::Parser::UnaryMinus

Inherits:
Language
  • Object
show all
Defined in:
lib/code/parser/unary_minus.rb

Instance Method Summary collapse

Methods inherited from Language

<<, >>, absent, aka, #any, ignore, #inspect, maybe, parse, #parse, repeat, #str, then, #to_s, |

Instance Method Details

#minus ⇒ Object 



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# File 'lib/code/parser/unary_minus.rb', line 16

def minus
  str("-")
end

#operator ⇒ Object 



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# File 'lib/code/parser/unary_minus.rb', line 20

def operator
  minus
end

#root ⇒ Object 



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# File 'lib/code/parser/unary_minus.rb', line 24

def root
  (operator.aka(:operator) << whitespace? << unary_minus.aka(:right)).aka(
    :unary_minus
  ) | ::Code::Parser::Power
end

#unary_minus ⇒ Object 



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# File 'lib/code/parser/unary_minus.rb', line 4

def unary_minus
  ::Code::Parser::UnaryMinus
end

#whitespace ⇒ Object 



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# File 'lib/code/parser/unary_minus.rb', line 8

def whitespace
  ::Code::Parser::Whitespace
end

#whitespace? ⇒ Boolean

Returns:



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# File 'lib/code/parser/unary_minus.rb', line 12

def whitespace?
  whitespace.maybe
end