private void PushToStack(ParseOperation parseOperation)
{
if (_parseOperationStack.Count > 0 && _parseOperationStack.Peek().Priority >= parseOperation.Priority)
{
_parseSequence.Enqueue(new Parse(_parseOperationStack.Pop()));
PushToStack(parseOperation);
}
else
{
_parseOperationStack.Push(parseOperation);
}
}
public void Add(Token token)
{
switch (token.TokenType)
{
case TokenType.PRINT:
ReleaseParseOperationStack();
_parseSequence.Enqueue(new Parse(token));
break;
case TokenType.DIGIT:
case TokenType.VAR:
case TokenType.CREATE_LIST:
case TokenType.CREATE_HASH_SET:
case TokenType.ASYNC:
_parseSequence.Enqueue(new Parse(token));
break;
case TokenType.LB_S:
_parseOperationStack.Push(new ParseOperation(token));
break;
case TokenType.RB_S:
for (ParseOperation stackParseOperation = _parseOperationStack.Pop(); stackParseOperation.parseType != ParseType.LB_S; stackParseOperation = _parseOperationStack.Pop())
{
_parseSequence.Enqueue(new Parse(stackParseOperation));
}
_parseSequence.Enqueue(new Parse("I", ParseType.INDEX));
break;
case TokenType.LB:
_parseOperationStack.Push(new ParseOperation(token));
break;
case TokenType.RB:
for (ParseOperation stackParseOperation = _parseOperationStack.Pop(); stackParseOperation.parseType != ParseType.LB; stackParseOperation = _parseOperationStack.Pop())
{
_parseSequence.Enqueue(new Parse(stackParseOperation));
}
break;
default:
ParseOperation parseOperation = new ParseOperation(token);
PushToStack(parseOperation);
break;
}
}
public Parse(ParseOperation parseOperation)
{
ParseType = parseOperation.parseType;
Value = parseOperation.Value;
}