internal static RubyRegexOptions MakeOptions(int options, MutableString encoding)
{
return((RubyRegexOptions)options | StringToRegexEncoding(encoding));
}
public RubyFile(RubyContext /*!*/ context, MutableString /*!*/ path, IOMode mode)
: this(context, context.DecodePath(path), mode)
{
}
public static IOMode Parse(MutableString mode, IOMode defaultMode)
{
return((mode != null) ? IOModeEnum.Parse(mode.ToString()) : defaultMode);
}
private static object ChangeDirectory(PlatformAdaptationLayer /*!*/ pal, string /*!*/ strDir, MutableString /*!*/ dir, BlockParam block)
{
if (block == null)
{
SetCurrentDirectory(pal, strDir);
return(0);
}
string current = pal.CurrentDirectory;
try {
SetCurrentDirectory(pal, strDir);
object result;
block.Yield(dir, out result);
return(result);
} finally {
SetCurrentDirectory(pal, current);
}
}
public RubyDir(RubyClass /*!*/ cls, MutableString /*!*/ dirname)
: base(cls)
{
Reinitialize(this, dirname);
}
public static MutableString /*!*/ GetName(TypeGroup /*!*/ self)
{
return(MutableString.CreateMutable().Append("TypeGroup of ").Append(self.Name));
}
public static object Evaluate(RubyScope /*!*/ scope, BlockParam block, RubyModule /*!*/ self, [DefaultProtocol, NotNull] MutableString /*!*/ code,
[Optional, NotNull] MutableString file, [DefaultParameterValue(1)] int line)
{
if (block != null)
{
throw RubyExceptions.CreateArgumentError("wrong number of arguments");
}
return(RubyUtils.Evaluate(code, scope, self, self, file, line));
}
public static RubyRegex /*!*/ Create(RubyClass /*!*/ self,
[DefaultProtocol, NotNull] MutableString /*!*/ pattern, int options, [DefaultProtocol, Optional] MutableString encoding)
{
return(new RubyRegex(pattern, MakeOptions(options, encoding)));
}
public static RubyRegex /*!*/ Create(RubyScope /*!*/ scope, RubyClass /*!*/ self,
[DefaultProtocol, NotNull] MutableString /*!*/ pattern, [DefaultParameterValue(null)] object ignoreCase, [DefaultProtocol, Optional] MutableString encoding)
{
return(new RubyRegex(pattern, MakeOptions(ignoreCase, encoding)));
}
public static bool CaseCompare(RubyScope /*!*/ scope, RubyRegex /*!*/ self, [NotNull] MutableString /*!*/ str)
{
MatchData match = Match(scope, self, str);
return((match != null && match.Success) ? true : false);
}
public static MutableString /*!*/ Escape(RubyClass /*!*/ self, [DefaultProtocol, NotNull] MutableString /*!*/ str)
{
return(RubyRegex.Escape(str).TaintBy(str));
}
public static object MatchIndex(RubyScope /*!*/ scope, RubyRegex /*!*/ self, [DefaultProtocol] MutableString /*!*/ str)
{
MatchData match = RubyRegex.SetCurrentMatchData(scope, self, str);
return((match != null) ? ScriptingRuntimeHelpers.Int32ToObject(match.Index) : null);
}
public static MatchData Match(RubyScope /*!*/ scope, RubyRegex /*!*/ self, [DefaultProtocol] MutableString str)
{
return(RubyRegex.SetCurrentMatchData(scope, self, str));
}
internal static MutableString /*!*/ AppendEscapeForwardSlash(MutableString /*!*/ result, MutableString /*!*/ pattern)
{
int first = 0;
int i = SkipToUnescapedForwardSlash(pattern, 0);
while (i >= 0)
{
Debug.Assert(i < pattern.Length);
Debug.Assert(pattern.GetChar(i) == '/' && (i == 0 || pattern.GetChar(i - 1) != '\\'));
result.Append(pattern, first, i - first);
result.Append('\\');
first = i; // include forward slash in the next append
i = SkipToUnescapedForwardSlash(pattern, i + 1);
}
result.Append(pattern, first, pattern.Length - first);
return(result);
}
/// <summary>
/// Reads <paramref name="count"/> bytes from the stream and appends them to the given <paramref name="buffer"/>.
/// If <paramref name="count"/> is <c>Int32.MaxValue</c> the stream is read to the end.
/// Unless <paramref name="preserveEndOfLines"/> is set the line endings in the appended data are normalized to "\n".
/// </summary>
public int AppendBytes(MutableString /*!*/ buffer, int count, bool preserveEndOfLines)
{
ContractUtils.RequiresNotNull(buffer, "buffer");
ContractUtils.Requires(count >= 0, "count");
if (count == 0)
{
return(0);
}
bool readAll = count == Int32.MaxValue;
buffer.SwitchToBytes();
int initialBufferSize = buffer.GetByteCount();
if (preserveEndOfLines)
{
AppendRawBytes(buffer, count);
}
else
{
// allocate 3 more bytes at the end for a backstop and possible LF:
byte[] bytes = Utils.EmptyBytes;
int done = initialBufferSize;
bool eof;
do
{
AppendRawBytes(buffer, readAll ? 1024 : count);
int end = buffer.GetByteCount();
int bytesRead = end - done;
if (bytesRead == 0)
{
break;
}
eof = bytesRead < count;
buffer.EnsureCapacity(end + 3);
int byteCount;
bytes = buffer.GetByteArray(out byteCount);
if (bytes[end - 1] == CR && PeekByte(0) == LF)
{
ReadByte();
bytes[end++] = LF;
}
// insert backstop:
bytes[end] = CR;
bytes[end + 1] = LF;
int last = IndexOfCrLf(bytes, done);
count -= last - done;
done = last;
while (last < end)
{
int next = IndexOfCrLf(bytes, last + 2);
int chunk = next - last - 1;
Buffer.BlockCopy(bytes, last + 1, bytes, done, chunk);
done += chunk;
count -= chunk;
last = next;
}
buffer.Remove(done);
} while (readAll || count > 0 && !eof);
}
if (readAll)
{
buffer.TrimExcess();
}
return(buffer.GetByteCount() - initialBufferSize);
}
public static RubyRegex /*!*/ Reinitialize(RubyRegex /*!*/ self,
[DefaultProtocol, NotNull] MutableString /*!*/ pattern, int options, [DefaultProtocol, Optional] MutableString encoding)
{
self.Set(pattern, MakeOptions(options, encoding));
return(self);
}
public static MutableString /*!*/ ToStr(string /*!*/ self)
{
return(MutableString.Create(self));
}
internal BinaryContent(byte[] /*!*/ data, MutableString owner)
: this(data, data.Length, owner)
{
}
public static MutableString /*!*/ ToS(object /*!*/ self)
{
return(MutableString.Create("main"));
}
protected virtual BinaryContent /*!*/ Create(byte[] /*!*/ data, MutableString owner)
{
return(new BinaryContent(data, owner));
}
public static void SetAutoloadedConstant(RubyModule /*!*/ self,
[DefaultProtocol, NotNull] string /*!*/ constantName, [DefaultProtocol, NotNull] MutableString /*!*/ path)
{
self.Context.CheckConstantName(constantName);
if (path.IsEmpty)
{
throw RubyExceptions.CreateArgumentError("empty file name");
}
self.SetAutoloadedConstant(constantName, path);
}
public static object SetElement(RubyContext /*!*/ context, Thread /*!*/ self, [NotNull] MutableString /*!*/ key, object value)
{
return(SetElement(self, context.CreateSymbol(key), value));
}
private void Close()
{
_dirName = null;
_rawEntries = null;
}
public static object HasKey(RubyContext /*!*/ context, Thread /*!*/ self, [NotNull] MutableString /*!*/ key)
{
return(HasKey(self, context.CreateSymbol(key)));
}
public static RubyDir /*!*/ Create(RubyClass /*!*/ self, [NotNull] MutableString /*!*/ dirname)
{
return(new RubyDir(self, dirname));
}
public static RubyArray /*!*/ SetBacktrace(Exception /*!*/ self, [NotNull] MutableString /*!*/ backtrace)
{
return(RubyExceptionData.GetInstance(self).Backtrace = RubyArray.Create(backtrace));
}
public static IOMode Parse(MutableString mode)
{
return(Parse(mode, IOMode.Default));
}
public int WriteBytes(MutableString /*!*/ buffer, int offset, int count, bool preserveEndOfLines)
{
// TODO: this is not safe, we are passing an internal pointer to the byte[] content of MutableString to the Stream:
return(WriteBytes(buffer.SwitchToBytes().GetByteArrayChecked(offset, count), offset, count, preserveEndOfLines));
}
internal CharArrayContent(char[] /*!*/ data, MutableString owner)
: this(data, data.Length, owner)
{
}
internal static RubyRegexOptions MakeOptions(object ignoreCase, MutableString encoding)
{
return(ObjectToIgnoreCaseOption(ignoreCase) | StringToRegexEncoding(encoding));
}