You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
export let supportsPassive = false
|
|
try {
|
|
const opts = {}
|
|
Object.defineProperty(opts, 'passive', ({
|
|
get () {
|
|
/* istanbul ignore next */
|
|
supportsPassive = true
|
|
}
|
|
})) // https://github.com/facebook/flow/issues/285
|
|
window.addEventListener('test-passive', null, opts)
|
|
} catch (e) {}
|
|
|
