public/assets/phantom-limb.js
function phantomKeyUp(e) {
    if (e.keyCode === 27) {
      if (document.documentElement.classList.contains('_phantom-limb')) {
        stop();
      } else {
        start();
      }
    }
  }
function phantomKeyUp(e) {
    if (e.keyCode === 27) {
      if (document.documentElement.classList.contains('_phantom-limb')) {
        stop();
      } else {
        start();
      }
    }
  }
function phantomKeyUp ( e ) { if ( e . keyCode === 27 ) { if ( document . documentElement . classList . contains ( '_phantom-limb' ) ) { stop ( ) ; } else { start ( ) ; } } }
Detect keyup, exit when esc.
Detect keyup exit when esc .