Method setupTabStops

src/server/web/public/terminal.js:4021–4023

(e3)

            return { first: t3, last: i3 };
          }
          setupTabStops(e3) {
            for (null != e3 ? this.tabs[e3] || (e3 = this.prevStop(e3)) : (this.tabs = {}, e3 = 0); e3 < this._cols; e3 += this._optionsService.rawOptions.tabStopWidth) this.tabs[e3] = true;
          }
          prevStop(e3) {
            for (null == e3 && (e3 = this.x); !this.tabs[--e3] && e3 > 0; ) ;
            return e3 >= this._cols ? this._cols - 1 : e3 < 0 ? 0 : e3;