Class: Arithmetic::OperandNode

Inherits:

Object

• Object
• Arithmetic::OperandNode

Defined in:

lib/arithmetic/nodes.rb

Instance Attribute Summary

• #operand ⇒ Object

  Returns the value of attribute operand.

Instance Method Summary

• #eval ⇒ Object
• #initialize(operand) ⇒ OperandNode constructor

  A new instance of OperandNode.

• #to_s(visitor, na = nil) ⇒ Object

Constructor Details

#initialize(operand) ⇒ OperandNode

Returns a new instance of OperandNode.

# File 'lib/arithmetic/nodes.rb', line 5

def initialize(operand)
  @operand = operand
end

Instance Attribute Details

#operand ⇒ Object

Returns the value of attribute operand.

# File 'lib/arithmetic/nodes.rb', line 3

def operand
  @operand
end

Instance Method Details

#eval ⇒ Object

# File 'lib/arithmetic/nodes.rb', line 13

def eval
  BigDecimal.new(@operand)
end

#to_s(visitor, na = nil) ⇒ Object

# File 'lib/arithmetic/nodes.rb', line 9

def to_s(visitor, na=nil)
  visitor.call(@operand)
end