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(#42) Validate lower <= upper
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@ -45,12 +45,21 @@ namespace X10D
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/// </example>
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public static bool Between<T1, T2, T3>(this T1 value, T2 lower, T3 upper)
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where T1 : IComparable<T2>, IComparable<T3>
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where T2 : IComparable<T3>
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where T3 : IComparable<T2>
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{
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if (value is null)
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{
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throw new ArgumentNullException(nameof(value));
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}
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if (lower.GreaterThan(upper))
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{
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throw new ArgumentException(
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string.Format(ExceptionMessages.LowerCannotBeGreaterThanUpper, lower, upper),
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nameof(lower));
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}
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return value.CompareTo(lower) > 0 && value.CompareTo(upper) < 0;
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}
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