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COMn and LPTn with 1-3 superscripts are not accounted for #73

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colejohnson66 opened this issue Nov 4, 2024 · 0 comments

colejohnson66 commented Nov 4, 2024 •

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Windows restrictions on COMn and LPTn include digits one through nine as well as superscripted digits one through three. Specifically, U+00B9, U+00B2, and U+00B3. See the note under "naming conventions": https://learn.microsoft.com/en-us/windows/win32/fileio/naming-a-file#file-and-directory-names

vs-solutionpersistence/src/Microsoft.VisualStudio.SolutionPersistence/Model/SolutionModel.cs

Lines 415 to 418 in 3489af8

    
           case 4: 
        
               // disallow com? and lpt? where ? can be any number from 1 to 9 
        
               name = name.TrimEnd("123456789".AsSpan()); 
        
               return name.EqualsOrdinalIgnoreCase("com") || name.EqualsOrdinalIgnoreCase("lpt");

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