function onMouse()

in packages/bui-utils/src/hooks/useTouchEmulator.ts [60:94]

• 24 lines of code
• 10 McCabe index (conditional complexity)

function onMouse(touchType) {
  return function (ev) {
    // prevent mouse events

    if (ev.type === 'mousedown') {
      initiated = true;
    }

    if (ev.type === 'mouseup') {
      initiated = false;
    }

    if (ev.type === 'mousemove' && !initiated) {
      return;
    }

    // The EventTarget on which the touch point started when it was first placed on the surface,
    // even if the touch point has since moved outside the interactive area of that element.
    // also, when the target doesnt exist anymore, we update it
    if (
      ev.type === 'mousedown' ||
      !eventTarget ||
      (eventTarget && !eventTarget.dispatchEvent)
    ) {
      eventTarget = ev.target;
    }

    triggerTouch(touchType, ev);

    // reset
    if (ev.type === 'mouseup') {
      eventTarget = null;
    }
  };
}