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| let support;
|
| function getMobile() {
| if (navigator.userAgent.indexOf('Mobile') > -1) {
| return true;
| } else {
| return false;
| }
| }
|
| function calcSupport() {
| return {
| smoothScroll: true,
| // #ifdef H5
| touch: getMobile(),
| // #endif
| // #ifndef H5
| touch: true,
| // #endif
| passiveListener: function checkPassiveListener() {
| let supportsPassive = false;
|
| try {
| const opts = Object.defineProperty({}, 'passive', {
| // eslint-disable-next-line
| get() {
| supportsPassive = true;
| }
|
| });
| } catch (e) { // No support
| }
|
| return supportsPassive;
| }(),
| gestures: function checkGestures() {
| return false;
| }()
| };
| }
|
| function getSupport() {
| if (!support) {
| support = calcSupport();
| }
| return support;
| }
|
| export {
| getSupport
| };
|
|
