Class: FloatAbsInstruction
Instance Attribute Summary
Attributes inherited from Instruction
#context
Instance Method Summary
collapse
Methods inherited from Instruction
all_instructions, #go, inherited, #initialize, #needs, #pushes, to_nudgecode
Constructor Details
This class inherits a constructor from Instruction
Instance Method Details
#cleanup ⇒ Object
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# File 'lib/instructions/float/float_abs.rb', line 11
def cleanup
pushes :float, @result
end
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#derive ⇒ Object
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# File 'lib/instructions/float/float_abs.rb', line 8
def derive
@result = ValuePoint.new("float", @arg1.abs)
end
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#preconditions? ⇒ Boolean
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# File 'lib/instructions/float/float_abs.rb', line 2
def preconditions?
needs :float, 1
end
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#setup ⇒ Object
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# File 'lib/instructions/float/float_abs.rb', line 5
def setup
@arg1 = @context.pop_value(:float)
end
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