public bool CheckIfNameExist(Sar sar)
{
var scope = _currentScope;
bool result = false;
bool cont = true;
do
{
var objs = from x in _symbolTable.Values
where x.Scope == scope && x.Value == sar.Value
select x;
if (objs.Any())
{
sar.SymObj = objs.First();
result = true;
cont = false;
}
if (scope != "g")
{
scope = scope.Substring(0, scope.LastIndexOf('.'));
}
else
{
cont = false;
}
} while (cont);
return result;
}
public bool CheckIfNameIsPartOfMember(Sar variable, string member)
{
string scope = "g." + member;
var data = from x in _symbolTable.Values
where x.Scope == scope && x.Value == variable.Value && x.Data.AccessMode == Parser.Public
select x;
variable.SymObj = data.FirstOrDefault();
return data.Any();
}
private void SemanticNotaMember(Sar member, Sar holder)
{
_errors.Add(string.Format("Semantic: On line: {0} {1} is not a member of {2}", _lex.LineCounter(), member.Value, holder.Value));
throw new Exception(string.Format("Semantic: On line: {0} {1} is not a member of {2}", _lex.LineCounter(), member.Value, holder.Value));
}
private void SemanticMultipleSameName(Sar member)
{
_errors.Add(string.Format("Semantic: On line: {0} {1} is a dulpicate definition", _lex.LineCounter(), member.Value));
throw new Exception(string.Format("Semantic: On line: {0} {1} is a dulpicate definition", _lex.LineCounter(), member.Value));
}
private void SemanticInvalidArgument(Sar member)
{
_errors.Add(string.Format("Semantic: On line: {0} {1} has invalid arguments", _lex.LineCounter(), member.Value));
throw new Exception(string.Format("Semantic: On line: {0} {1} has invalid arguments", _lex.LineCounter(), member.Value));
}
private void SemanticCantAssign(Sar sar, int line)
{
_errors.Add(string.Format("Semantic: On line: {0} {1} is unassignable", line, sar.Value));
throw new Exception(string.Format("Semantic: On line: {0} {1} is unassignable", line, sar.Value));
}
private void SemanticAssignType(Sar sar1, Sar sar2, int line)
{
_errors.Add(string.Format("Semantic: On line: {0} incompatible types. {1} type is {2} and {3} type is {4} ", line, sar1.Value, sar1.Type, sar2.Value, sar2.Type));
throw new Exception(string.Format("Semantic: On line: {0} incompatible types. {1} type is {2} and {3} type is {4} ", line, sar1.Value, sar1.Type, sar2.Value, sar2.Type));
}