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Added Math.sign Support #320

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Added Math.sign Support #320

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5b187e8
Add Math.sign support
D4rkTT Dec 28, 2023
4cd0a00
Update jsmath.py
D4rkTT Dec 28, 2023
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6 changes: 6 additions & 0 deletions js2py/constructors/jsmath.py
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Original file line number Diff line number Diff line change
Expand Up @@ -152,6 +152,12 @@ def max():

def random():
return random.random()

def sign(x):
a = x.to_number().value
if a != a: # it must be a nan
return NaN
return math.copysign(1, a)


fill_prototype(Math, MathFunctions, default_attrs)