/// <summary>
/// Parses the specified directory with the specified hook.
/// </summary>
/// <param name="target">Target source file.</param>
/// <param name="hook">Target hook used by when parsing.</param>
/// <param name="recursive">
/// If <c>true</c> all file in the directory will be compressed otherwise only top-level files will
/// be compressed.
/// </param>
internal static void ParseDirectory(string target, [CanBeNull] IParserHook <string> hook, bool recursive)
{
foreach (var file in Directory.EnumerateFiles(target, "*", recursive ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly))
{
ParseFile(file, hook);
}
}
/// <summary>
/// Parses the specified directory with the specified hook and returns if the amount of files that were successful.
/// </summary>
/// <param name="target">Target source file.</param>
/// <param name="hook">Target hook used by when parsing.</param>
/// <param name="recursive">
/// If <c>true</c> all file in the directory will be compressed otherwise only top-level files will
/// be compressed.
/// </param>
/// <returns>The amount of files that were successfully parsed.</returns>
internal static int TryParseDirectory(string target, [CanBeNull] IParserHook <string> hook, bool recursive)
{
var a = 0;
foreach (var file in Directory.EnumerateFiles(target, "*", recursive ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly))
{
if (TryParseFile(file, hook))
{
a++;
}
}
return(a);
}
/// <summary>
/// Parses the specified file with the specified hook and returns if the parsing was successful.
/// </summary>
/// <param name="target">Target file.</param>
/// <param name="hook">Target hook used when parsing.</param>
/// <remarks>
/// If no hook is specified <see cref="EmptyHook{T}.Instance" /> will be use.
/// </remarks>
/// <returns>Returns <c>true</c> when the parsing was successful otherwise <c>false</c>.</returns>
internal static bool TryParseFile(string target, [CanBeNull] IParserHook <string> hook)
{
if (target == null)
{
throw new ArgumentNullException(nameof(target));
}
try
{
ParseFile(target, hook);
return(true);
}
catch
{
return(false);
}
}
/// <summary>
/// Parses the specified file with the specified hook.
/// </summary>
/// <param name="target">Target file.</param>
/// <param name="hook">Target hook used when parsing.</param>
/// <remarks>
/// If no hook is specified <see cref="EmptyHook{T}.Instance" /> will be use.
/// </remarks>
internal static void ParseFile(string target, [CanBeNull] IParserHook <string> hook)
{
if (target == null)
{
throw new ArgumentNullException(nameof(target));
}
if (!File.Exists(target))
{
throw new FileNotFoundException("Could not find the specified file.", target);
}
using (var stream = new FileInputStream(target))
{
var lexer = new OfcLexer(stream, true);
var parser = new OfcParser(lexer, hook ?? EmptyHook <string> .Instance);
parser.Parse();
}
}
public OfcParser([CanBeNull] IInputStream <OfcToken> input, [CanBeNull] IParserHook <string> hook, int bufferSize)
{
if (bufferSize < 64)
{
throw new ArgumentOutOfRangeException(nameof(bufferSize));
}
/** set base members */
_buffer = new OfcToken[bufferSize];
_eos = input == null;
_length = 0;
_position = 0;
_size = bufferSize;
_source = input;
/** set parser members */
_hook = hook ?? EmptyHook <string> .Instance;
}
public OfcParser([CanBeNull] IInputStream <OfcToken> input, [CanBeNull] IParserHook <string> hook) : this(input, hook, 4096)
{
}
