VendingMachine.Console.AbstractConsoleReadBuffer.Read C# (CSharp) Method

        public char Read()
        {
            var c = this.ReadCore();
            if (c == '\t') {
                if (! this.InCompleting) {
                    mGenerator = this.InitCompletement(this.GetCurrentText(false));
                }

                mCompletement = mGenerator();

                c = string.IsNullOrEmpty(mCompletement) ? '\0': mCompletement.Last();

                this.OnBufferUpdated();
            }
            else {
                if (this.InCompleting) {
                    mBuf = new StringBuilder(mCompletement);

                    mGenerator = null;
                    mCompletement = null;
                }

                if (c == '\n') {
                    this.History.Add(this.Current);

                    this.ClearBuffer();
                }
                else if (c == '\b') {
                    if (mBuf.Length > 0) {
                        mBuf.Remove(mBuf.Length-1, 1);
                    }
                }
                else if (c != '\0') {
                    mBuf.Append(c);
                }
            }

            return c;
        }