本文整理汇总了TypeScript中events.EventEmitter.once方法的典型用法代码示例。如果您正苦于以下问题：TypeScript EventEmitter.once方法的具体用法？TypeScript EventEmitter.once怎么用？TypeScript EventEmitter.once使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类events.EventEmitter的用法示例。
在下文中一共展示了EventEmitter.once方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: resolve
return new Promise<any>((resolve, reject) => {
emitter.once(event, (value: any) => {
resolve(value);
});
emitter.once('error', (err: Error) => {
reject(err);
});
});示例2: done
dummySocket.once('testing', data => {
assert.deepStrictEqual(data, data1);
dummySocket.once('testing', result => {
assert.deepStrictEqual(result, data2);
done();
});
});示例3: fn
this.getSharedState().then(sharedState => {
let isUnlocked = !sharedState.isLocked && sharedState.didInit
if (isUnlocked) {
fn()
} else {
this.events.once(STATE_UPDATED_EVENT, tryCall)
}
})示例4: it
it('dispatches a basic event', done => {
dummySocket.once('testing', data => {
assert.strictEqual(data, 'hi');
done();
});
dispatcher('testing', dummyChannel, dummyHook);
});示例5: resolve
const tryResolve = () => {
if (resolved) {
return
}
if (this._events.length >= count) {
resolved = true
resolve()
return
}
this._monitor.once('event', tryResolve)
}示例6: wait
function wait(cb: Function): void {
function fail() : void {
obj.removeListener(event, handler);
cb("timeout");
}
const timer = setTimeout(fail, timeout_ms);
function handler(...args): void {
clearTimeout(timer);
val = args;
cb();
}
obj.once(event, handler);
}