setImmediate.js•857 B
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.fallback = fallback;
exports.wrap = wrap;
/* istanbul ignore file */
var hasQueueMicrotask = exports.hasQueueMicrotask = typeof queueMicrotask === 'function' && queueMicrotask;
var hasSetImmediate = exports.hasSetImmediate = typeof setImmediate === 'function' && setImmediate;
var hasNextTick = exports.hasNextTick = typeof process === 'object' && typeof process.nextTick === 'function';
function fallback(fn) {
setTimeout(fn, 0);
}
function wrap(defer) {
return (fn, ...args) => defer(() => fn(...args));
}
var _defer;
if (hasQueueMicrotask) {
_defer = queueMicrotask;
} else if (hasSetImmediate) {
_defer = setImmediate;
} else if (hasNextTick) {
_defer = process.nextTick;
} else {
_defer = fallback;
}
exports.default = wrap(_defer);