expo-notifications/build/getDevicePushTokenAsync.js

Provides an API to fetch push notification tokens and to present, schedule, receive, and respond to notifications.

import { UnavailabilityError, Platform } from 'expo-modules-core';
import PushTokenManager from './PushTokenManager';
import { warnOfExpoGoPushUsage } from './warnOfExpoGoPushUsage';
let nativeTokenPromise = null;
/**
 * Returns a native FCM, APNs token or a [`PushSubscription` data](https://developer.mozilla.org/en-US/docs/Web/API/PushSubscription)
 * that can be used with another push notification service.
 * @header fetch
 */
export default async function getDevicePushTokenAsync() {
    if (!PushTokenManager.getDevicePushTokenAsync) {
        throw new UnavailabilityError('ExpoNotifications', 'getDevicePushTokenAsync');
    }
    warnOfExpoGoPushUsage();
    let devicePushToken;
    if (nativeTokenPromise) {
        // Reuse existing Promise
        devicePushToken = await nativeTokenPromise;
    }
    else {
        // Create a new Promise and clear it afterwards
        nativeTokenPromise = PushTokenManager.getDevicePushTokenAsync();
        devicePushToken = await nativeTokenPromise;
        nativeTokenPromise = null;
    }
    // @ts-ignore: TS thinks Platform.OS could be anything and can't decide what type is it
    return { type: Platform.OS, data: devicePushToken };
}
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