void Service::Display ()
{
int srvr_i;
for (srvr_i = 0; srvr_i < num_srvrs; srvr_i++)
cout << '(' << setw(2) << srvr_i << ')'
<< " TK " << setw(3) << GetTokenID (srvr_i)
<< " PR " << setw(2) << GetPri (srvr_i) << ' ';
}
static JILError GetToken(JCLFile* _this, JCLString* pToken, JILLong* pTokenID)
{
JILError err = JCL_No_Error;
JILChar c;
JILChar d;
// clear output string
*pTokenID = tk_unknown;
JCLClear(pToken);
// check what we have found
c = JCLGetCurrentChar(_this->mipText);
d = JCLGetChar(_this->mipText, JCLGetLocator(_this->mipText) + 1);
// verbatim string literal?
if( (c == '/' || c == '@') && d == '\"' )
{
// read the entire string literal
err = GetStrLiteral(_this, pToken);
*pTokenID = tk_lit_string;
}
// part of keyword or identifier characters?
else if( IsCharType(c, kKeywordChars) )
{
// try to read as many characters of the keyword or identifier
JCLSpanIncluding(_this->mipText, kIdentifierChars, pToken);
// check if it is a keyword
*pTokenID = GetTokenID(JCLGetString(pToken), kKeywordList);
// check err
if( *pTokenID == tk_unknown )
*pTokenID = tk_identifier;
}
// part of operator characters?
else if( IsCharType(c, kOperatorChars) && (c != '.' || !IsDigit(d)) )
{
// try to find a matching operator token
err = FindTokenAtPosition(_this, pToken, pTokenID, kOperatorList);
}
// part of number characters?
else if( IsCharType(c, kFirstDigitChars) && (c != '.' || IsDigit(d)) )
{
JILLong type;
// check if long or float number, scan in the token and return tk_lit_int or tk_lit_float!
JCLSpanNumber(_this->mipText, pToken, &type);
*pTokenID = (type || _this->mipOptions->miDefaultFloat) ? tk_lit_float : tk_lit_int;
}
else if( IsCharType(c, kCharacterChars) )
{
// try to read as many characters as possible
JCLSpanIncluding(_this->mipText, kCharacterChars, pToken);
// try to find the character in the list
*pTokenID = GetTokenID(JCLGetString(pToken), kCharacterList);
// check err
if( *pTokenID == tk_unknown )
err = JCL_ERR_Unexpected_Token;
}
else if( IsCharType(c, kSingleChars) )
{
// must read only a single character
JCLFill(pToken, JCLGetCurrentChar(_this->mipText), 1);
JCLSeekForward(_this->mipText, 1);
// try to find the character in the list
*pTokenID = GetTokenID(JCLGetString(pToken), kCharacterList);
// check err
if( *pTokenID == tk_unknown )
err = JCL_ERR_Unexpected_Token;
}
else
{
// single characters
switch( c )
{
case '\"':
// read the entire string literal
err = GetStrLiteral(_this, pToken);
*pTokenID = tk_lit_string;
break;
case '\'':
// read the entire character literal
err = GetStrLiteral(_this, pToken);
*pTokenID = tk_lit_char;
break;
default:
err = JCL_ERR_Unexpected_Token;
break;
}
}
return err;
}
