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Added ThrowUnless and static ThrowLastErrorUnless methods

pull/83/head
David Hall 2019-08-27 08:25:12 -06:00
parent 6cd8448d9a
commit 86ad257ff6
1 changed files with 19 additions and 4 deletions
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23
PInvoke/Shared/WinError/Win32Error.cs
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@ -30,8 +30,8 @@ namespace Vanara.PInvoke
/// <param name="other">An object to compare with this object.</param>
/// <returns>
/// A value that indicates the relative order of the objects being compared. The return value has the following meanings: Value
/// Meaning Less than zero This object is less than the <paramref name="other"/> parameter.Zero This object is equal to <paramref
/// name="other"/>. Greater than zero This object is greater than <paramref name="other"/>.
/// Meaning Less than zero This object is less than the <paramref name="other"/> parameter.Zero This object is equal to
/// <paramref name="other"/>. Greater than zero This object is greater than <paramref name="other"/>.
/// </returns>
public int CompareTo(Win32Error other) => value.CompareTo(other.value);
@ -108,6 +108,12 @@ namespace Vanara.PInvoke
[System.Diagnostics.DebuggerStepThrough]
public static void ThrowLastError(string message = null) => GetLastError().ThrowIfFailed(message);
/// <summary>Throws if the last error failed, unless the error is the specified value.</summary>
/// <param name="exception">The failure code to ignore.</param>
/// <param name="message">The message to associate with the exception.</param>
[System.Diagnostics.DebuggerStepThrough]
public static void ThrowLastErrorUnless(Win32Error exception, string message = null) => GetLastError().ThrowUnless(exception, message);
/// <summary>Returns a <see cref="System.String"/> that represents this instance.</summary>
/// <returns>A <see cref="System.String"/> that represents this instance.</returns>
public override string ToString()
@ -120,8 +126,8 @@ namespace Vanara.PInvoke
return string.Format(CultureInfo.InvariantCulture, "0x{0:X8}", value);
}
/// <summary>To the hresult.</summary>
/// <returns></returns>
/// <summary>Converts this error to an <see cref="HRESULT"/>.</summary>
/// <returns>The <see cref="HRESULT"/> equivalent of this error.</returns>
public HRESULT ToHRESULT() => (HRESULT)this;
/// <summary>Throws if failed.</summary>
@ -133,6 +139,15 @@ namespace Vanara.PInvoke
if (value != ERROR_SUCCESS) throw GetException(message);
}
/// <summary>Throws if failed, unless the error is the specified value.</summary>
/// <param name="exception">The failure code to ignore.</param>
/// <param name="message">The message.</param>
[System.Diagnostics.DebuggerStepThrough]
public void ThrowUnless(Win32Error exception, string message = null)
{
if (value != ERROR_SUCCESS && value != (int)exception) throw GetException(message);
}
/// <summary>Throws if failed.</summary>
/// <param name="err">The error.</param>
/// <param name="message">The message.</param>