C# (CSharp) CharSource.Read示例

示例#1

        private void readChar()
        {
            if (!more())
            {
                throw fail("Unexpected end of input");
            }
            var next = (char)input.Read();

            if (next == '\n')
            {
                ++lineNumber;
                previousLines.Add(LineSoFar);
                if (previousLines.Count > 3)
                {
                    previousLines.RemoveAt(0);
                }
                lineSoFar.Clear();
            }
            sb.Append(next);
            lineSoFar.Append(next);
        }