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Do not normalize paths from mapped network drives #306

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Nov 16, 2021
Merged

Do not normalize paths from mapped network drives #306

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7 changes: 6 additions & 1 deletion src/Shared/ExtensionMethods.Shared.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,12 @@ public static string ToFullPathInCorrectCase(this string path)

GetFinalPathNameByHandle(stream.SafeFileHandle, stringBuilder, stringBuilder.Capacity, 0);

return stringBuilder.ToString(4, stringBuilder.Capacity - 5);
// The path must begin with \\?\X:in order to be made into a path that Visual Studio can use.
// Mapped network drives return a value like "// \\?\UNC\MachineName\C$" which won't work so the original path must be used
if (stringBuilder.Length > 7 && stringBuilder[0] == '\\' && stringBuilder[1] == '\\' && stringBuilder[2] == '?' && stringBuilder[3] == '\\' && stringBuilder[5] == ':' && stringBuilder[6] == '\\')
{
return stringBuilder.ToString(4, stringBuilder.Capacity - 5);
}
}

return path;
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