public TranslationTable regroupedTable = new TranslationTable(); // Класс для удаления ненужной информации из исходного класса
/*------------------------------------------------------------------------------------------------------------------------------------------*/
public void regroup() // Функция для удаления ненужной информации
//из исходного класса
{
bool flag = true; // Флаг для удаления обьявлений и имени программы
while (source.TranslationList.Count > 0) // Основной цикл для прогона всех обектов
{
regroupedTable.Buffer = source.TranslationList.Dequeue(); // Извлекаем объект из класса-источника в буфер
if (flag && (regroupedTable.Buffer.Token == TranslationToken.LeftBrace)) // Наличие флага и "{" говорит о необходимости
//пропустить имя программы и добавить "{"
{
regroupedTable.Put();
flag = false;
continue;
}
switch (regroupedTable.Buffer.Token) // Если поле "Token" соответствует одному из
//заданных - их необходимо пропустить
{
case TranslationToken.BooleanDataType:
case TranslationToken.IntDataType:
case TranslationToken.Comma:
flag = true;
regroupedTable.Buffer.Clear();
continue;
default: break;
}
if (regroupedTable.Buffer.Token == TranslationToken.Semicolon) // Наличие ";" говорит о необходимости завершить
//пропуск строки
{
if (!flag)
{
regroupedTable.Put();
}
flag = false;
regroupedTable.Buffer.Clear();
continue;
}
if (!flag && regroupedTable.Buffer.Value != " ") // Отсутствие флага пропуска говорит о том,
//что текущий обьект можно поместить в результат,
//если поле "Token" не равно " "
{
regroupedTable.Put();
}
}
}
public TranslationTable TranslateCode() //Лексический анализ
{
stateLogLA = "Лог состояний: \n";
TranslationTable OutputTable = new TranslationTable(); //Выходная таблица трансляции;
id_Table identifiers = new id_Table();
State = 0;
int j = 0;
string buf = "", lexBuf = "", atrBuf = ""; // Буфер текущей строки/лексемы
int RowCounter = 0, Switcher;
stateLogLA = "";
for (int i = 0; i < _code.Count(); ++i) // Перебор входных строк
{
buf = _code[i] + ' ';
j = 0;
while (buf.Length > j) // Перебор символов текущей строки
{
if ((RowCounter = GetRowByID(buf[j])) == -1)
{
ErrorListLA.Enqueue("Неизвестный символ. Строка №" + Convert.ToString(i + 1) + " символ № [" + Convert.ToString(j + 1) + "] :" + buf[j]);
State = 0;
++j;
continue;
}
Switcher = TransferTable[RowCounter, State];
stateLogLA += Convert.ToString(Switcher) + ' ';
if (Switcher == 0)
{
ErrorListLA.Enqueue("Не удается обнаружить лексему в строке №" + Convert.ToString(i + 1) + " символ № [" + Convert.ToString(j + 1) + "] :" + buf[j]);
++ErrorCounter;
State = 0;
++j;
continue;
}
if (Switcher < 100)
{
if (char.IsLetter(buf[j]))
{
lexBuf += char.ToUpper(buf[j]);
}
else
{
lexBuf += buf[j];
}
State = TransferTable[RowCounter, State];
++j;
continue;
}
switch (Switcher)
{
case 101:
OutputTable.Buffer.Value = "BOOL";
OutputTable.Buffer.LexemeNumber = 1;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.BooleanDataType;
OutputTable.Buffer.AttributeValue = "KEYWORD";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
if (!flag)
{
atrBuf = "BOOL";
flag = true;
}
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 102:
OutputTable.Buffer.Value = "BREAK";
OutputTable.Buffer.LexemeNumber = 2;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.BreakKeyword;
OutputTable.Buffer.AttributeValue = "KEYWORD";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 103:
OutputTable.Buffer.Value = "TRUE";
OutputTable.Buffer.LexemeNumber = 3;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.Constant;
OutputTable.Buffer.AttributeValue = "CONSTANT";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 104:
OutputTable.Buffer.Value = "FALSE";
OutputTable.Buffer.LexemeNumber = 4;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.Constant;
OutputTable.Buffer.AttributeValue = "CONSTANT";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 105:
OutputTable.Buffer.Value = "WHILE";
OutputTable.Buffer.LexemeNumber = 5;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.WhileKeyword;
OutputTable.Buffer.AttributeValue = "KEYWORD";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 106:
OutputTable.Buffer.Value = "INPUT";
OutputTable.Buffer.LexemeNumber = 6;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.InputKeyword;
OutputTable.Buffer.AttributeValue = "KEYWORD";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 107:
OutputTable.Buffer.Value = "IF";
OutputTable.Buffer.LexemeNumber = 7;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.InputKeyword;
OutputTable.Buffer.AttributeValue = "KEYWORD";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 108:
OutputTable.Buffer.Value = "ECHO";
OutputTable.Buffer.LexemeNumber = 8;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.EchoKeyword;
OutputTable.Buffer.AttributeValue = "KEYWORD";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 109:
OutputTable.Buffer.Value = "ELSE";
OutputTable.Buffer.LexemeNumber = 9;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.EchoKeyword;
OutputTable.Buffer.AttributeValue = "KEYWORD";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 110:
OutputTable.Buffer.Value = "{";
OutputTable.Buffer.LexemeNumber = 10;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.LeftBrace;
OutputTable.Buffer.AttributeValue = "LPAR_S";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
flag = false;
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 111:
OutputTable.Buffer.Value = "}";
OutputTable.Buffer.LexemeNumber = 11;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.RightBrace;
OutputTable.Buffer.AttributeValue = "RPAR_S";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 112:
OutputTable.Buffer.Value = lexBuf;
OutputTable.Buffer.LexemeNumber = 12;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.Constant;
OutputTable.Buffer.AttributeValue = "CONSTANT";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 113:
OutputTable.Buffer.Value = " ";
OutputTable.Buffer.LexemeNumber = 13;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.Space;
OutputTable.Buffer.AttributeValue = "SPACE";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 114:
OutputTable.Buffer.Value = lexBuf;
OutputTable.Buffer.LexemeNumber = 14;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.Identifier;
OutputTable.Buffer.AttributeValue = "IDENTIFIER";
if (flag)
{
OutputTable.Buffer.AttributeValue = atrBuf;
OutputTable.Buffer.isIdentifier = true;
}
else
{
OutputTable.Buffer.isConditionalBranch = true;
}
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 115:
OutputTable.Buffer.Value = "+";
OutputTable.Buffer.LexemeNumber = 15;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.PlusOperation;
OutputTable.Buffer.AttributeValue = "OPERATION";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 116:
OutputTable.Buffer.Value = "-";
OutputTable.Buffer.LexemeNumber = 16;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.MinusOperation;
OutputTable.Buffer.AttributeValue = "OPERATION";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 117:
OutputTable.Buffer.Value = "=";
OutputTable.Buffer.LexemeNumber = 17;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.AssignOperation;
OutputTable.Buffer.AttributeValue = "ASSIGN";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 118:
OutputTable.Buffer.Value = lexBuf;
OutputTable.Buffer.LexemeNumber = 18;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.ComparsionOpearation;
OutputTable.Buffer.AttributeValue = "COMPARSION";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 119:
OutputTable.Buffer.Value = "/";
OutputTable.Buffer.LexemeNumber = 19;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.DivisionOperation;
OutputTable.Buffer.AttributeValue = "OPERATION";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 120:
OutputTable.Buffer.Value = "*";
OutputTable.Buffer.LexemeNumber = 20;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.MultipleOperation;
OutputTable.Buffer.AttributeValue = "OPERATION";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 121:
OutputTable.Buffer.Value = "%";
OutputTable.Buffer.LexemeNumber = 21;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.RemainderOfTheDivisionOperation;
OutputTable.Buffer.AttributeValue = "OPERATION";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 122:
OutputTable.Buffer.Value = ",";
OutputTable.Buffer.LexemeNumber = 22;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.Comma;
OutputTable.Buffer.AttributeValue = "COMMA";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 123:
OutputTable.Buffer.Value = ";";
OutputTable.Buffer.LexemeNumber = 23;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.Semicolon;
OutputTable.Buffer.AttributeValue = "SEMICOLON";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
if (flag)
{
atrBuf = "";
flag = false;
}
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 124:
OutputTable.Buffer.Value = "(";
OutputTable.Buffer.LexemeNumber = 24;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.LeftParentheses;
OutputTable.Buffer.AttributeValue = "LPAR_R";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 125:
OutputTable.Buffer.Value = ")";
OutputTable.Buffer.LexemeNumber = 25;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.RightParentheses;
OutputTable.Buffer.AttributeValue = "RPAR_R";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
OutputTable.Put();
lexBuf = "";
State = 0;
break;
case 126:
OutputTable.Buffer.Value = "INT";
OutputTable.Buffer.LexemeNumber = 26;
OutputTable.Buffer.StringNumber = i;
OutputTable.Buffer.Token = TranslationToken.IntDataType;
OutputTable.Buffer.AttributeValue = "DIGIT";
OutputTable.Buffer.LineNumber = j - OutputTable.Buffer.Value.Count();
if (!flag)
{
atrBuf = "INT";
flag = true;
}
OutputTable.Put();
lexBuf = "";
State = 0;
break;
}
}
}
return(OutputTable);
}
