Class: Dentaku::AST::Percentage

Inherits:
Arithmetic show all
Defined in:
lib/dentaku/ast/arithmetic.rb

Constant Summary

Constants inherited from Arithmetic

Arithmetic::DECIMAL, Arithmetic::INTEGER

Instance Attribute Summary

Attributes inherited from Operation

#left, #right

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Arithmetic

#type

Methods inherited from Operation

#accept, #display_operator, max_param_count, min_param_count, right_associative?

Methods inherited from Node

#name, resolve_class, #type

Constructor Details

#initialize(child) ⇒ Percentage

Returns a new instance of Percentage.



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# File 'lib/dentaku/ast/arithmetic.rb', line 203

def initialize(child)
  @right = child

  unless valid_right?
    raise NodeError.new(:numeric, right.type, :right),
          "#{self.class} requires a numeric operand"
  end
end

Class Method Details

.arity ⇒ Object 



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# File 'lib/dentaku/ast/arithmetic.rb', line 199

def self.arity
  1
end

.precedence ⇒ Object 



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# File 'lib/dentaku/ast/arithmetic.rb', line 224

def self.precedence
  30
end

Instance Method Details

#dependencies(context = {}) ⇒ Object 



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# File 'lib/dentaku/ast/arithmetic.rb', line 212

def dependencies(context = {})
  @right.dependencies(context)
end

#operator ⇒ Object 



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# File 'lib/dentaku/ast/arithmetic.rb', line 220

def operator
  :%
end

#value(context = {}) ⇒ Object 



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# File 'lib/dentaku/ast/arithmetic.rb', line 216

def value(context = {})
  cast(right.value(context)) * 0.01
end