Class: Simulator::Equation

Inherits:
Object
  • Object
show all
Defined in:
lib/simulator/equation.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(var, &equation) ⇒ Equation

Returns a new instance of Equation.



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# File 'lib/simulator/equation.rb', line 5

def initialize(var, &equation)
  @equation_block = equation
  @variable = var
end

Instance Attribute Details

#variable ⇒ Object (readonly)

Returns the value of attribute variable.



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# File 'lib/simulator/equation.rb', line 3

def variable
  @variable
end

Instance Method Details

#evaluate_in(context, periods = []) ⇒ Object

evaluate the equation in the passed context



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# File 'lib/simulator/equation.rb', line 11

def evaluate_in(context, periods = [])
  sandbox = Sandbox.new context, periods
  sandbox.instance_eval &@equation_block
end