public static Obj ParseSymb(Obj obj)
{
string str = obj.GetString();
int id = SymbTable.StrToIdx(str);
return(SymbObj.Get(id));
}
static SymbTable()
{
int len = defaultSymbols.Length;
for (int i = 0; i < len; i++)
{
string str = defaultSymbols[i];
symbTable.Add(str);
symbMap.Add(str, i);
symbObjs.Add(new SymbObj(i));
}
for (int i = 0; i < Generated.EmbeddedSymbols.Length; i++)
{
int idx = SymbTable.StrToIdx(Generated.EmbeddedSymbols[i]);
Miscellanea.Assert(idx == i);
}
}
static long ReadSymbol(byte[] text, uint length, long offset, Token token)
{
long i = offset;
while (++i < length)
{
byte ch = text[i];
if (ch == '_')
{
if (++i == length)
{
return(-i - 1);
}
ch = text[i];
if (!Char.IsLower((char)ch) & !Char.IsDigit((char)ch))
{
return(-i - 1);
}
}
else if (!Char.IsLower((char)ch) & !Char.IsDigit((char)ch))
{
break;
}
}
if (token != null)
{
long len = i - offset;
char[] chars = new char[len];
for (int j = 0; j < len; j++)
{
chars[j] = (char)text[offset + j];
}
token.offset = offset;
token.length = len;
token.type = TokenType.Symbol;
token.value = SymbObj.Get(SymbTable.StrToIdx(new string(chars)));
}
return(i);
}