/// <summary>
/// Gets the size, in bytes, of the current file.
/// Unlike <see cref="FileInfo.Length"/>, this method follows symbolic links.
/// </summary>
/// <param name="this">The <see cref="FileInfo"/> representing the current file.</param>
/// <returns>The size of the file in bytes, or -1 if the file does not exist or is a directory.</returns>
/// <exception cref="IOException"></exception>
public static long Length(this FileInfo @this)
{
var dirEntry = @this.AsDirEntry();
return(dirEntry.FileType == Emet.FileSystems.FileType.File ?
dirEntry.FileSize : -1);
}
/// <summary>
/// Gets a value indicating whether the specified file exists.
/// Unlike <see cref="FileInfo.Exists"/>, this method follows symbolic links.
/// </summary>
/// <param name="this">The <see cref="FileInfo"/> representing the current file.</param>
/// <returns><see langword="true"/> if the file exists on disk and is accessible, <see langword="false"/> otherwise.</returns>
internal static bool ContentExists(this FileInfo @this)
{
return(@this.AsDirEntry().FileType == Emet.FileSystems.FileType.File);
}