Class: Eqn::Number::SignedNumber

Inherits:

Treetop::Runtime::SyntaxNode

• Object
• Treetop::Runtime::SyntaxNode
• Eqn::Number::SignedNumber

Defined in:

lib/eqn/number.rb

Instance Method Summary

• #value ⇒ Object

Instance Method Details

#value ⇒ Object

# File 'lib/eqn/number.rb', line 11

def value
  # Store sign if any.
  sign_negative = elements.shift.negative? if elements.first.is_a? Terminal::Sign

  # Evaluate float.
  value = elements.shift.value

  # Apply sign if any.
  sign_negative ? -value : value
end