Sentence variable_declaration_listP(Sentence primerDeclaracionVariable, EnvTypes savedEnvTypes, EnvValues savedEnvValues)
{
switch (currentToken.Tipo)
{
case TokenType.STRING:
case TokenType.BOOL:
case TokenType.CHAR:
case TokenType.FLOAT:
case TokenType.INT:
Tipo tipoVariables = variable_type();
string idVariable = direct_variable_declarator();
Tipo tipoVariable = variable_array(tipoVariables);
match(";");
VariableSubDeclarator segundaVariable = new VariableSubDeclarator(tipoVariable, idVariable);
VariableDeclarator segundaDeclaracionVariable = new VariableDeclarator(segundaVariable, null);
SentenceSenquence stSeq = new SentenceSenquence(primerDeclaracionVariable, segundaDeclaracionVariable);
entornoTipos.put(idVariable, tipoVariable);
return variable_declaration_listP(stSeq, savedEnvTypes, savedEnvValues);
case TokenType.STRUCT:
string structName = struct_declarator();
Tipo varRecord = savedEnvTypes.get(structName);
Valor valRecord = savedEnvValues.get(structName);
string structVarName = variable_name();
match(";");
StructVariableDeclaration strVarDec = new StructVariableDeclaration(structName, structVarName, varRecord, valRecord);
SentenceSenquence stSeq2 = new SentenceSenquence(primerDeclaracionVariable, strVarDec);
entornoTipos.put(structVarName, varRecord);
return variable_declaration_listP(stSeq2, savedEnvTypes, savedEnvValues);
case TokenType.ENUM:
string enumName = enum_declarator();
Tipo varEnum = savedEnvTypes.get(enumName);
Valor valEnum = savedEnvValues.get(enumName);
string enumVarName = currentToken.Lexema;
match(TokenType.ID);
entornoTipos.put(enumName, varEnum);
EnumerationVariableDeclaration enumVarDec = new EnumerationVariableDeclaration(enumName, enumVarName, varEnum, valEnum);
SentenceSenquence stSeq3 = new SentenceSenquence(primerDeclaracionVariable, enumVarDec);
return variable_declaration_listP(stSeq3, savedEnvTypes, savedEnvValues);
default:
return primerDeclaracionVariable;//null
}
}
Sentence enum_initializer(string enumName)
{
if (peek("{"))
{
EnvTypes savedEnvTypes = entornoTipos;
entornoTipos = new EnvTypes(entornoTipos);
EnvValues savedEnvValues = entornoValores;
entornoValores = new EnvValues(null);
match("{");
List<VariableDeclarator> varsDec = enum_initializer_list(savedEnvValues, savedEnvTypes);
match("}");
EnumerationDeclaration enumDeclaration = new EnumerationDeclaration(enumName, varsDec, savedEnvValues);
ValorEnumeracion valEnum = new ValorEnumeracion();
Enumeracion varEnum = new Enumeracion(entornoTipos);
valEnum.valor = entornoValores;
entornoTipos = savedEnvTypes;
entornoTipos.put(enumName, varEnum);
entornoValores = savedEnvValues;
entornoValores.put(enumName, valEnum);
return enumDeclaration;
}
else
{
Tipo varEnum = entornoTipos.get(enumName);
Valor valEnum = entornoValores.get(enumName);
string enumVarName = currentToken.Lexema;
match(TokenType.ID);
EnumerationVariableDeclaration enumVarDeclaration = new EnumerationVariableDeclaration(enumName, enumVarName, varEnum, valEnum);
entornoTipos.put(enumVarName, varEnum);
return enumVarDeclaration;
}
}
Sentence variable_declaration_list(EnvTypes savedEnvTypes, EnvValues savedEnvValues)
{
switch (currentToken.Tipo)
{
case TokenType.STRING:
case TokenType.BOOL:
case TokenType.CHAR:
case TokenType.FLOAT:
case TokenType.INT:
Tipo tipoVariables = variable_type();
string idVariable = direct_variable_declarator();
Tipo tipoVariable = variable_array(tipoVariables);
match(";");
VariableSubDeclarator primerVariable = new VariableSubDeclarator(tipoVariable, idVariable);
VariableDeclarator primerDeclaracionVariable = new VariableDeclarator(primerVariable, null);
entornoTipos.put(idVariable, tipoVariable);
return variable_declaration_listP(primerDeclaracionVariable, savedEnvTypes, savedEnvValues);
case TokenType.STRUCT:
string structName = struct_declarator();
Tipo varRecord = savedEnvTypes.get(structName);
Valor valRecord = savedEnvValues.get(structName);
string structVarName = variable_name();
match(";");
StructVariableDeclaration strVarDec = new StructVariableDeclaration(structName, structVarName, varRecord,valRecord);
entornoTipos.put(structVarName, varRecord);
return variable_declaration_listP(strVarDec, savedEnvTypes, savedEnvValues);
case TokenType.ENUM:
string enumName = enum_declarator();
Tipo varEnum = savedEnvTypes.get(enumName);
Valor valEnum = savedEnvValues.get(enumName);
string enumVarName = currentToken.Lexema;
match(TokenType.ID);
entornoTipos.put(enumName, varEnum);
EnumerationVariableDeclaration enumVarDec = new EnumerationVariableDeclaration(enumName, enumVarName, varEnum, valEnum);
return variable_declaration_listP(enumVarDec, savedEnvTypes, savedEnvValues);
default:
throw new Exception("Error en la declaracion de variables de struct linea: " + Lexer.line + " columna: " + Lexer.column + " currenttoken = " + currentToken.Lexema);
}
}
