/// <summary>
/// Gets a value indicating if the type is a numeric type in any of the specified numeric classes.
/// </summary>
/// <param name="this">The source type.</param>
/// <param name="numericClass">The classes of numeric types to check.</param>
/// <returns>
/// <c>true</c> if the type is a numeric type in any of the specified numeric classes, otherwise <c>false</c>.
/// </returns>
/// <exception cref="ArgumentNullException"><paramref name="this"/> is <c>null</c>.</exception>
/// <exception cref="ArgumentOutOfRangeException"><paramref name="numericClass"/> is invalid.</exception>
/// <example>
/// <code language="csharp">
/// typeof(int).IsNumeric(NumericClass.FloatingPoint); // false
/// typeof(int).IsNumeric(NumericClass.Integral | NumericClass.FloatingPoint); // true
/// typeof(BigInteger).IsNumeric(NumericClass.Integral); // true
/// typeof(Matrix3x2).IsNumeric(NumericClass.Vector); // true
/// </code>
/// </example>
public static bool IsNumeric([NotNull] this Type @this, NumericClass numericClass)
{
if (!numericClass.IsValid())
{
throw new ArgumentOutOfRangeException(nameof(numericClass), numericClass, null);
}
#if NETSTANDARD1_4
var typeInfo = @this.GetTypeInfo();
var type = typeInfo.IsGenericType ? typeInfo.GetGenericTypeDefinition() : @this;
#else
var type = @this.IsGenericType ? @this.GetGenericTypeDefinition() : @this;
#endif
return(NumericEx.TypeMap.TryGetValue(type, out var actualClass) &&
numericClass.HasAnyFlags(actualClass));
}
private void txtCash_KeyPress(object sender, KeyPressEventArgs e)
{
NumericClass.NumberAccpter(sender, e, true);
}
private void txtID_KeyPress(object sender, KeyPressEventArgs e)
{
NumericClass.NumberAccpter(sender, e, false);
}
public bool ReturnsExpectedResult(Type type, NumericClass numericClass) => type.IsNumeric(numericClass);
public void NullThisThrowsArgumentNullException(NumericClass numericClass) =>
Should.Throw <ArgumentNullException>(() => default(Type).IsNumeric(numericClass))
.ParamName.ShouldBe("this");