class Eqn::Number::SignedNumber
Node class for a signed number.
Public Instance Methods
value(vars = {})
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# File lib/eqn/number.rb, line 22 def value(vars = {}) first_element = elements.shift # If first element is unary minus, negate the following value. # Otherwise, simply return the positive value. if first_element.is_a?(Terminal::UnaryMinus) -elements.shift.value(vars) else first_element.value(vars) end end