/// <summary>
/// Creates a new directory read task.
/// </summary>
/// <param name="path">The path of the directory to read.</param>
/// <param name="builder">The builder to read to.</param>
public ReadDirectory(string path, IForwardOnlyBuilder builder)
: base(path)
{
_builder = builder ?? throw new ArgumentNullException(nameof(builder));
string manifestPath = Path.Combine(path, Manifest.ManifestFile);
bool ShouldReadManifest()
{
try
{
// Symlinks and executable bits may be lost on non-Unix filesystems and can be reconstructed from a manifest file
return(!FileUtils.IsUnixFS(Path.Combine(path, "..")));
}
catch (Exception ex) when(ex is IOException or UnauthorizedAccessException)
{
return(true);
}
}
if (File.Exists(manifestPath) && ShouldReadManifest())
{
_manifest = Manifest.Load(manifestPath, ManifestFormat.Sha1New);
}
}
protected override void AddElements(IForwardOnlyBuilder builder)
{
builder.AddFile("normal", TestFile.DefaultContents.ToStream(), TestFile.DefaultLastWrite);
builder.AddFile("executable", TestFile.DefaultContents.ToStream(), TestFile.DefaultLastWrite, executable: true);
builder.AddSymlink("symlink", target: "abc");
builder.AddDirectory("dir");
builder.AddFile(Path.Combine("dir", "sub"), TestFile.DefaultContents.ToStream(), TestFile.DefaultLastWrite);
}
protected abstract void AddElements(IForwardOnlyBuilder builder);
