private void AnalyzeProcDcl()
{
_isAnalyzingFunction = false;
NextToken();
if (_token.Symbol != Symbols.SIdentificador)
{
RaiseUnexpectedTokenError("identificador");
}
var item = _symbolTable.Search(_token.Lexeme);
if (item != null)
{
RaiseDoubleError(Symbols.SProcedimento);
}
_codeGenerator.GenerateLabel(_lastLabel);
item = new ProcItem
{
Lexeme = _token.Lexeme,
Level = _level,
Label = _codeGenerator.GetStringLabelFor(_lastLabel)
};
_symbolTable.Insert(item);
_level++;
NextToken();
if (_token.Symbol != Symbols.SPontoVirgula)
{
RaiseMissingSemicolonError();
}
AnalyzeBlock();
_symbolTable.CleanUpToLevel(_level);
_level--;
_codeGenerator.GenerateInstruction(RETURN);
}
public void CLEAN_UP_TEST()
{
var symbolsTable = new VectorSymbolTable();
var item1 = new IdentificatorItem()
{
Lexeme = "a", Type = ItemType.Boolean, Level = 1
};
var item2 = new IdentificatorItem()
{
Lexeme = "x", Type = ItemType.Integer, Level = 2
};
var item3 = new IdentificatorItem()
{
Lexeme = "y", Type = ItemType.Integer, Level = 1
};
var func = new FunctionItem()
{
Lexeme = "func", Type = ItemType.Integer,
};
var proc = new ProcItem()
{
Lexeme = "proc"
};
symbolsTable.Insert(func);
symbolsTable.Insert(item1);
symbolsTable.Insert(item3);
symbolsTable.Insert(proc);
symbolsTable.Insert(item2);
symbolsTable.CleanUpToLevel(2);
Assert.IsNull(symbolsTable.Search(item2.Lexeme));
symbolsTable.CleanUpToLevel(1);
Assert.IsNull(symbolsTable.Search(item1.Lexeme));
Assert.IsNull(symbolsTable.Search(item3.Lexeme));
}
