/// <summary>
/// 获取值
/// </summary>
/// <param name="expression">表达式</param>
public object GetValue(Expression expression)
{
if (expression == null)
{
return(null);
}
var result = Lambdas.GetValue(expression);
if (result == null)
{
return(null);
}
var type = result.GetType();
if (type.IsEnum)
{
return(Enum.GetValue(type, result));
}
return(result);
}
public void Test_GetValue_Nullable(object member, int value)
{
Assert.Equal(value, Enum.GetValue <EnumSample?>(member));
}
public void Test_GetValue_Validate()
{
AssertHelper.Throws <ArgumentNullException>(() => Enum.GetValue <EnumSample>(null), "member");
AssertHelper.Throws <ArgumentNullException>(() => Enum.GetValue <EnumSample>(string.Empty), "member");
AssertHelper.Throws <ArgumentNullException>(() => Enum.GetValue <Sample>(string.Empty), "member");
}