Do not throw exceptions in special methods

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Metadata

ID: csharp-best-practices/no-exception-special-methods

Language: C#

Severity: Warning

Category: Error Prone

Description

Do not throw exceptions in special methods such as ToString(), Dispose() or GetHashCode.

Non-Compliant Code Examples

class MyClass {
    public override string GetHashCode()
    {
        if (something)
        {
            throw new Exception();
        }
        throw new Exception();
    }
}

class MyClass {
    public override string ToString()
    {
        if (something)
        {
            throw new Exception();
        }
        throw new Exception();
    }
}
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