Revisions to A Tour of Go, problem #56 - error handling

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edited Oct 23, 2013 at 21:44

I would name the error ErrSqrtNegative instead of ErrNegativeSqrt.

math.Sqrt(0) should not be an error.

In case of error, I would use math.NaN(), ErrSqrtNegative(f) as the return values.

I would name the error ErrSqrtNegative instead of ErrNegativeSqrt.

math.Sqrt(0) should not be an error.

In case of error, I would use math.NaN(), ErrSqrtNegative(f) as the return values.

I would name the error ErrSqrtNegative instead of ErrNegativeSqrt.

Sqrt(0) should not be an error.

In case of error, I would use math.NaN(), ErrSqrtNegative(f) as the return values.

NaN is generated by math.NaN()

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edited Oct 23, 2013 at 5:38

I would name the error ErrSqrtNegative instead of ErrNegativeSqrt.

math.Sqrt(0) should not be an error.

In case of error, I would use math.NaN(), ErrSqrtNegative(f) as the return values.

I would name the error ErrSqrtNegative instead of ErrNegativeSqrt.

math.Sqrt(0) should not be an error.

In case of error, I would use NaN, ErrSqrtNegative(f) as the return values.

I would name the error ErrSqrtNegative instead of ErrNegativeSqrt.

math.Sqrt(0) should not be an error.

In case of error, I would use math.NaN(), ErrSqrtNegative(f) as the return values.

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created Oct 23, 2013 at 5:31

I would name the error ErrSqrtNegative instead of ErrNegativeSqrt.

math.Sqrt(0) should not be an error.

In case of error, I would use NaN, ErrSqrtNegative(f) as the return values.

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