public void WriteToken(SimisToken token)
{
if (JinxStreamIsBinary)
{
switch (token.Kind)
{
case SimisTokenKind.Block:
var id = SimisProvider.TokenIds[token.Type];
Writer.Write((uint)id);
Writer.Write((uint)0x7F8F7F8F); // Length, set to sentinel value for now.
BlockStarts.Push(Writer.BaseStream.Position);
Writer.Write((byte)token.Name.Length);
foreach (var ch in token.Name.ToCharArray())
{
Writer.Write((ushort)ch);
}
break;
case SimisTokenKind.BlockBegin:
break;
case SimisTokenKind.BlockEnd:
var start = BlockStarts.Pop();
var length = (uint)(Writer.BaseStream.Position - start);
Writer.BaseStream.Seek(start - 4, SeekOrigin.Begin);
Writer.Write(length);
Writer.BaseStream.Seek(0, SeekOrigin.End);
break;
case SimisTokenKind.IntegerUnsigned:
Writer.Write(token.IntegerUnsigned);
break;
case SimisTokenKind.IntegerSigned:
Writer.Write(token.IntegerSigned);
break;
case SimisTokenKind.IntegerDWord:
Writer.Write(token.IntegerDWord);
break;
case SimisTokenKind.IntegerWord:
Writer.Write((ushort)token.IntegerDWord);
break;
case SimisTokenKind.IntegerByte:
Writer.Write((byte)token.IntegerDWord);
break;
case SimisTokenKind.Float:
Writer.Write((float)token.Float);
break;
case SimisTokenKind.String:
Writer.Write((ushort)token.String.Length);
foreach (var ch in token.String.ToCharArray())
{
Writer.Write((ushort)ch);
}
break;
default:
throw new InvalidDataException("SimisToken.Kind is invalid: " + token.Kind);
}
}
else
{
switch (token.Kind)
{
case SimisTokenKind.Block:
if (BnfState == null)
{
BnfState = new BnfState(JinxStreamFormat.Bnf);
}
if (token.Type.Length > 0)
{
BnfState.MoveTo(token.Type);
}
if (!TextBlocked)
{
Writer.Write("\r\n".ToCharArray());
}
for (var i = 0; i < TextIndent; i++)
{
Writer.Write('\t');
}
Writer.Write(token.Type.ToCharArray());
if (token.Name.Length > 0)
{
Writer.Write((" " + token.Name).ToCharArray());
}
TextBlocked = true;
break;
case SimisTokenKind.BlockBegin:
BnfState.EnterBlock();
Writer.Write(" (".ToCharArray());
TextIndent++;
TextBlocked = false;
TextBlockEmpty = true;
break;
case SimisTokenKind.BlockEnd:
BnfState.LeaveBlock();
if (BnfState.IsCompleted)
{
BnfState = null;
}
TextIndent--;
if (TextBlocked)
{
for (var i = 0; i < TextIndent; i++)
{
Writer.Write('\t');
}
}
else if (!TextBlockEmpty)
{
Writer.Write(' ');
}
Writer.Write(")\r\n".ToCharArray());
TextBlocked = true;
break;
case SimisTokenKind.IntegerUnsigned:
BnfState.MoveTo(token.Type);
if (TextBlocked)
{
for (var i = 0; i < TextIndent; i++)
{
Writer.Write('\t');
}
}
else
{
Writer.Write(' ');
}
Writer.Write(token.IntegerUnsigned.ToString(CultureInfo.InvariantCulture).ToCharArray());
if (TextBlocked)
{
Writer.Write("\r\n".ToCharArray());
}
TextBlockEmpty = false;
break;
case SimisTokenKind.IntegerSigned:
BnfState.MoveTo(token.Type);
if (TextBlocked)
{
for (var i = 0; i < TextIndent; i++)
{
Writer.Write('\t');
}
}
else
{
Writer.Write(' ');
}
Writer.Write(token.IntegerSigned.ToString(CultureInfo.InvariantCulture).ToCharArray());
if (TextBlocked)
{
Writer.Write("\r\n".ToCharArray());
}
TextBlockEmpty = false;
break;
case SimisTokenKind.IntegerDWord:
case SimisTokenKind.IntegerWord:
case SimisTokenKind.IntegerByte:
BnfState.MoveTo(token.Type);
if (TextBlocked)
{
for (var i = 0; i < TextIndent; i++)
{
Writer.Write('\t');
}
}
else
{
Writer.Write(' ');
}
Writer.Write(token.IntegerDWord.ToString(token.Kind == SimisTokenKind.IntegerDWord ? "X8" : token.Kind == SimisTokenKind.IntegerWord ? "X4" : "X2", CultureInfo.InvariantCulture).ToCharArray());
if (TextBlocked)
{
Writer.Write("\r\n".ToCharArray());
}
TextBlockEmpty = false;
break;
case SimisTokenKind.Float:
BnfState.MoveTo(token.Type);
if (TextBlocked)
{
for (var i = 0; i < TextIndent; i++)
{
Writer.Write('\t');
}
}
else
{
Writer.Write(' ');
}
if (token.Float.ToString("G6", CultureInfo.InvariantCulture).IndexOf("E", StringComparison.OrdinalIgnoreCase) >= 0)
{
Writer.Write(token.Float.ToString("0.#####e000", CultureInfo.InvariantCulture).ToCharArray());
}
else
{
Writer.Write(token.Float.ToString("G6", CultureInfo.InvariantCulture).ToCharArray());
}
if (TextBlocked)
{
Writer.Write("\r\n".ToCharArray());
}
TextBlockEmpty = false;
break;
case SimisTokenKind.String:
// If the token has no type, it was a specially-skipped input (comment, SKIP(...) block etc.).
if (token.Type.Length == 0)
{
if (!TextBlocked)
{
Writer.Write("\r\n".ToCharArray());
}
for (var i = 0; i < TextIndent; i++)
{
Writer.Write('\t');
}
Writer.Write(token.String.ToCharArray());
Writer.Write("\r\n".ToCharArray());
TextBlocked = true;
TextBlockEmpty = true;
}
else
{
BnfState.MoveTo(token.Type);
if (TextBlocked)
{
for (var i = 0; i < TextIndent; i++)
{
Writer.Write('\t');
}
}
else
{
Writer.Write(' ');
}
if ((token.String.Length > 0) && token.String.ToCharArray().All(c => SafeTokenCharacters.Contains(c)))
{
Writer.Write(token.String.ToCharArray());
}
else
{
var wrap = "\"+\r\n";
for (var i = 0; i < TextIndent; i++)
{
wrap += '\t';
}
wrap += " \"";
Writer.Write(('"' + token.String.Replace("\\", "\\\\").Replace("\"", "\\\"").Replace("\t", "\\t").Replace("\n\n", "\\n\n").Replace("\n", "\\n" + wrap) + '"').Replace(wrap + '"', "\"" + wrap.Substring(2, wrap.Length - 4)).ToCharArray());
}
if (TextBlocked)
{
Writer.Write("\r\n".ToCharArray());
}
TextBlockEmpty = false;
}
break;
default:
throw new InvalidDataException("SimisToken.Kind is invalid: " + token.Kind);
}
}
}
