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Enable Nullable

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This commit is contained in:
MBucari 2023-07-30 13:31:57 -06:00
parent e8c63e9a6e
commit 34033e7947
32 changed files with 403 additions and 275 deletions
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28
Source/FileManager/LongPath.cs
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@ -1,9 +1,11 @@
using Newtonsoft.Json;
using System;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
#nullable enable
namespace FileManager
{
public class LongPath
@ -15,9 +17,9 @@ namespace FileManager
public static readonly int MaxPathLength;
private const int WIN_MAX_PATH = 260;
private const string WIN_LONG_PATH_PREFIX = @"\\?\";
internal static readonly bool IsWindows = System.Runtime.InteropServices.RuntimeInformation.IsOSPlatform(OSPlatform.Windows);
internal static readonly bool IsLinux = System.Runtime.InteropServices.RuntimeInformation.IsOSPlatform(OSPlatform.Linux);
internal static readonly bool IsOSX = System.Runtime.InteropServices.RuntimeInformation.IsOSPlatform(OSPlatform.OSX);
internal static readonly bool IsWindows = RuntimeInformation.IsOSPlatform(OSPlatform.Windows);
internal static readonly bool IsLinux = RuntimeInformation.IsOSPlatform(OSPlatform.Linux);
internal static readonly bool IsOSX = RuntimeInformation.IsOSPlatform(OSPlatform.OSX);
public string Path { get; }
@ -60,7 +62,8 @@ namespace FileManager
=> IsWindows ? filename.Length
: Encoding.UTF8.GetByteCount(filename);
public static implicit operator LongPath(string path)
[return: NotNullIfNotNull(nameof(path))]
public static implicit operator LongPath?(string? path)
{
if (path is null) return null;
@ -93,7 +96,8 @@ namespace FileManager
}
}
public static implicit operator string(LongPath path) => path?.Path;
[return: NotNullIfNotNull(nameof(path))]
public static implicit operator string?(LongPath? path) => path?.Path;
[JsonIgnore]
public string ShortPathName
@ -127,8 +131,6 @@ namespace FileManager
//for newly-created entries in ther file system. Existing entries made while
//8dot3 names were disabled will not be reachable by short paths.
if (Path is null) return null;
StringBuilder shortPathBuffer = new(MaxPathLength);
GetShortPathName(Path, shortPathBuffer, MaxPathLength);
return shortPathBuffer.ToString();
@ -141,7 +143,6 @@ namespace FileManager
get
{
if (!IsWindows) return Path;
if (Path is null) return null;
StringBuilder longPathBuffer = new(MaxPathLength);
GetLongPathName(Path, longPathBuffer, MaxPathLength);
@ -156,17 +157,18 @@ namespace FileManager
{
if (!IsWindows) return Path;
return
Path?.StartsWith(WIN_LONG_PATH_PREFIX) == true ? Path.Remove(0, WIN_LONG_PATH_PREFIX.Length)
:Path;
Path.StartsWith(WIN_LONG_PATH_PREFIX)
? Path.Remove(0, WIN_LONG_PATH_PREFIX.Length)
: Path;
}
}
public override string ToString() => Path;
public override int GetHashCode() => Path.GetHashCode();
public override bool Equals(object obj) => obj is LongPath other && Path == other.Path;
public static bool operator ==(LongPath path1, LongPath path2) => path1.Equals(path2);
public static bool operator !=(LongPath path1, LongPath path2) => !path1.Equals(path2);
public override bool Equals(object? obj) => obj is LongPath other && Path == other.Path;
public static bool operator ==(LongPath? path1, LongPath? path2) => path1?.Equals(path2) is true;
public static bool operator !=(LongPath? path1, LongPath? path2) => path1 is null || path2 is null || !path1.Equals(path2);
[DllImport("kernel32.dll", CharSet = CharSet.Unicode)]