public TypeInfo()
{
NewFunction = null;
DeleteFunction = null;
Members = new List<VariableInfo>();
Name = String.Empty;
}
/// <summary>
/// Parses a function declaration
/// Syntax:
/// returntype identifer ( param_list )
/// {
/// statements
/// }
/// </summary>
public FunctionInfo ParseFunctionDeclaration()
{
Int32 type = -1;
type = ParseType();
//Validity
if (CurrentToken.Type != TokenType.Identifier)
Error("Invalid function name", CurrentToken.LineStart);
FunctionInfo func = new FunctionInfo();
func.Name = CurrentToken.Value;
func.Type = type;
List<String> paramNames = new List<String>();
NextToken();
NextToken();
if (CurrentToken.Value != ")")
{
while (true)
{
VariableInfo var = new VariableInfo();
ParseDeclaration(ref var);
if (!"),".Contains(CurrentToken.Value))
Error("Expected comma as param seperator", CurrentToken.LineStart);
if (paramNames.Contains(var.Name))
Error("Already got parameter", CurrentToken.LineStart, CurrentToken.CharacterPosition);
paramNames.Add(var.Name);
func.Parameters.Add(var);
if (CurrentToken.Value.Equals(")"))
break;
if (CurrentToken.Value.Equals(","))
NextToken();
}
}
NextToken();
return func;
}
/// <summary>
/// Adds a function to the function list
/// </summary>
public static void AddFunction(FunctionInfo func)
{
Functions.Add(func);
}
/// <summary>
/// Adds the delete function to the type
/// </summary>
public static void AddTypeDelFunc(Int32 typeIndex, FunctionInfo func)
{
Types[typeIndex].DeleteFunction = func;
}
/// <summary>
/// Adds the new function to the type
/// </summary>
public static void AddTypeNewFunc(Int32 typeIndex, FunctionInfo func)
{
Types[typeIndex].NewFunction = func;
}
