public void CheckToken(char lastChar)
{
Token t = new Token();
bool IsValid = false;
bool isCharValid = false;
if (_config.IsQuoteChar(lastChar)) {
HandleQuote(t, lastChar);
isCharValid = true;
}
else {
double n;
isCharValid = (_config.IsValidChar(lastChar) || _config.IsStatementOperatorChar(lastChar) || double.TryParse(lastChar.ToString(), out n));
if (IsNumber(lastChar)) {
IsValid = true;
_lastType = Config.Types.Number;
}
else if (IsValidChar(lastChar)) {
IsValid = true;
}
else if (IsStatementOperatorChar(lastChar)) {
IsValid = true;
}
if (!IsValid)
if (_lastPartIsValid) {
Console.WriteLine("Last part is valid");
// Create token
SetTokenValues(t);
if (t.Text == "if")
_pManager.IfElse.Push(t);
//Console.WriteLine("Push token");
else if (t.Text == "else")
_pManager.IfElse.Pop().Partner = t;
//Console.WriteLine("Pop token");
TokenList.AddLast(t);
// Reset values
ResetTokenValues();
if (isCharValid)
CheckToken(lastChar);
}
bool addToken = false;
Token to = new Token();
if(_config.IsLineEndChar(lastChar)) {
Console.WriteLine("Line end found");
//HandleBracketChar(lastChar);
_lastType = Config.Types.LineEnd;
addToken = true;
} else if (_config.IsBracketChar(lastChar)) {
// Level ophogen
_lastType = Config.Types.Bracket;
switch(lastChar) {
case '(':
case '{':
case '[':
// open bracket
_pManager.Bracket.Push(to);
_level++;
break;
case ')':
case '}':
case ']':
// close bracket
Token tmp = _pManager.Bracket.Pop();
tmp.Partner = to;
_level--;
break;
}
addToken = true;
}
else if (_config.IsMathOperatorChar(lastChar)) {
_lastType = Config.Types.MathOperator;
addToken = true;
}
if (addToken) {
AddToken(lastChar, to);
isCharValid = true;
}
}
if (!isCharValid && !_isQuoteActive && !_config.IsWhiteSpaceChar(lastChar)) {
// Invalid char error
Console.WriteLine("Invalid character found");
_lastType = Config.Types.Error;
AddToken(lastChar, t);
}
}
private bool IsValidChar(char c)
{
if (_config.IsValidChar(c))
{
_validatePart += c;
// Check if new _validatePart is a valid token
if (_config.IsValidWord(_validatePart))
{
_lastPartIsValid = true;
_lastType = Config.Types.Word;
Console.WriteLine("Current is valid");
Console.WriteLine(_lastValidatePart);
return true;
}
else if (_config.IsValidFunction(_validatePart))
{
_lastPartIsValid = true;
_lastType = Config.Types.Function;
return true;
}
else if (_config.IsValidVar(_validatePart))
{
_lastPartIsValid = true;
_lastType = Config.Types.Variable;
return true;
}
else if (TokenList.Last != null && _config.IsValidType(TokenList.Last.Value.Text))
{
_lastPartIsValid = true;
_lastType = Config.Types.Variable;
_config.AddVar(_validatePart);
return true;
}
else if (_config.IsValidType(_validatePart))
{
_lastPartIsValid = true;
_lastType = Config.Types.Type;
return true;
}
}
return false;
}
private bool IsStatementOperatorChar(char c)
{
if (_config.IsStatementOperatorChar(c))
{
_validatePart += c;
if (_config.IsStatementOperator(_validatePart))
{
_lastPartIsValid = true;
Console.WriteLine("Statement OP is valid");
_lastType = Config.Types.StatementOperator;
return true;
}
else if (_config.IsValidAssignment(_validatePart))
{
_lastPartIsValid = true;
_lastType = Config.Types.Assignment;
return true;
}
}
return false;
}
private void HandleQuote(Token t, char c)
{
_validatePart += c;
_isQuoteActive = !_isQuoteActive;
if (!_isQuoteActive)
{
_lastType = Config.Types.String;
_lastValidatePart = _validatePart;
SetTokenValues(t);
ResetTokenValues();
TokenList.AddLast(t);
}
}
private void HandleOperatorChar(char c)
{
_lastValidatePart = c.ToString();
_lastType = Config.Types.MathOperator;
}
private void HandleBracketChar(char c)
{
_lastValidatePart = c.ToString();
_lastType = Config.Types.Bracket;
}