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Extending 'sign' method to handle also "equal to zero" case.

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Marco Lizza
2015-03-04 14:45:51 +01:00
parent 86e63dd597
commit fc866f896f
1 changed files with 11 additions and 1 deletions
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12
src/wren_core.c
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@ -906,7 +906,17 @@ DEF_PRIMITIVE(num_rad)
DEF_PRIMITIVE(num_sign)
{
RETURN_NUM(AS_NUM(args[0]) >= 0.0 ? 1 : -1);
double num = AS_NUM(args[0]);
double sign;
if (num > 0) {
sign = 1;
} else
if (num < 0) {
sign = -1;
} else {
sign = 0;
}
RETURN_NUM(sign);
}
DEF_PRIMITIVE(num_sin)