AGS.Editor.ScintillaWrapper.FindStartOfFunctionCall C# (CSharp) Метод

        private int FindStartOfFunctionCall(int currentPos, out int parameterIndex)
        {
            int bracketDepth = 0;
            parameterIndex = 0;
            if ((char)this.scintillaControl1.GetCharAt(currentPos) == ')')
            {
                // if they already have   Func(1);  and insert a comma after
                // the 1, don't count it as opening a new sub-function
                currentPos--;
            }

            int charsCounted = 0;
            while (currentPos > 0)
            {
                char thisChar = (char)this.scintillaControl1.GetCharAt(currentPos);
                if ((thisChar == '(') && (bracketDepth == 0))
                {
                    break;
                }
                if (thisChar == '(') bracketDepth--;
                if (thisChar == ')') bracketDepth++;
                if ((thisChar == ',') && (bracketDepth == 0)) parameterIndex++;
                currentPos--;
                charsCounted++;

                if (charsCounted > 100)
                {
                    // not inside function parmaeters
                    return -1;
                }
            }
            return currentPos;
        }