private bool TryReadFunctionArgument(CodeScope scope, bool createDefinitions, List <ArgumentDescriptor> args, List <Definition> newDefList)
{
var dataType = DataType.TryParse(new DataType.ParseArgs
{
Code = _code,
DataTypeCallback = GlobalDataTypeCallback,
VariableCallback = GlobalVariableCallback
});
if (dataType == null)
{
return(false);
}
PassByMethod passByMethod = PassByMethod.Value;
if (_code.ReadExact("&")) // Optional reference
{
if (_code.ReadExact("+")) // Optional &+
{
passByMethod = PassByMethod.ReferencePlus;
}
else
{
passByMethod = PassByMethod.Reference;
}
}
string name = null;
if (_code.ReadWord())
{
name = _code.Text;
}
args.Add(new ArgumentDescriptor(name, dataType, passByMethod));
if (name != null && createDefinitions) // Optional var name
{
var arrayLength = TryReadArrayDecl();
var localPos = _source.GetFilePosition(_code.TokenStartPostion);
var def = new VariableDefinition(_code.Text, localPos, dataType, true, arrayLength, VariableType.Argument);
scope.AddDefinition(def);
if (!_visible || localPos.PrimaryFile)
{
newDefList.Add(def);
}
}
return(true);
}
private bool TryReadVariableDeclaration(CodeScope scope, List <Definition> newDefList)
{
var dataType = DataType.TryParse(new DataType.ParseArgs
{
Code = _code,
DataTypeCallback = GlobalDataTypeCallback,
VariableCallback = GlobalVariableCallback
});
if (dataType == null)
{
return(false);
}
var gotVars = false;
while (!_code.EndOfFile)
{
if (!_code.ReadWord())
{
break;
}
var varName = _code.Text;
var localPos = _source.GetFilePosition(_code.TokenStartPostion);
var arrayLength = TryReadArrayDecl();
var def = new VariableDefinition(varName, localPos, dataType, false, arrayLength, VariableType.Local);
scope.AddDefinition(def);
if (!_visible || localPos.PrimaryFile)
{
newDefList.Add(def);
}
gotVars = true;
if (_code.ReadExact(','))
{
continue;
}
if (_code.ReadExact(';'))
{
break;
}
break;
}
return(gotVars);
}
