Method backspace

src/server/web/public/terminal.js:2842–2852

()

            return this._activeBuffer.x = 0, true;
          }
          backspace() {
            var _a;
            if (!this._coreService.decPrivateModes.reverseWraparound) return this._restrictCursor(), this._activeBuffer.x > 0 && this._activeBuffer.x--, true;
            if (this._restrictCursor(this._bufferService.cols), this._activeBuffer.x > 0) this._activeBuffer.x--;
            else if (0 === this._activeBuffer.x && this._activeBuffer.y > this._activeBuffer.scrollTop && this._activeBuffer.y <= this._activeBuffer.scrollBottom && ((_a = this._activeBuffer.lines.get(this._activeBuffer.ybase + this._activeBuffer.y)) == null ? void 0 : _a.isWrapped)) {
              this._activeBuffer.lines.get(this._activeBuffer.ybase + this._activeBuffer.y).isWrapped = false, this._activeBuffer.y--, this._activeBuffer.x = this._bufferService.cols - 1;
              const e3 = this._activeBuffer.lines.get(this._activeBuffer.ybase + this._activeBuffer.y);
              e3.hasWidth(this._activeBuffer.x) && !e3.hasContent(this._activeBuffer.x) && this._activeBuffer.x--;
            }
            return this._restrictCursor(), true;
          }
          tab() {
            if (this._activeBuffer.x >= this._bufferService.cols) return true;
            const e3 = this._activeBuffer.x;