expo-asset/build/PlatformUtils.js

An Expo universal module to download assets and pass them into other APIs

import Constants from 'expo-constants';
import { requireNativeModule, requireOptionalNativeModule } from 'expo-modules-core';
import { getManifestBaseUrl } from './AssetUris';
const ExpoUpdates = requireOptionalNativeModule('ExpoUpdates');
const NativeExpoGoModule = (() => {
    try {
        return requireNativeModule('ExpoGo');
    }
    catch {
        return null;
    }
})();
function isRunningInExpoGo() {
    return NativeExpoGoModule != null;
}
// expo-updates (and Expo Go expo-updates override) manages assets from updates and exposes
// the ExpoUpdates.localAssets constant containing information about the assets.
const expoUpdatesIsInstalledAndEnabled = !!ExpoUpdates?.isEnabled;
const expoUpdatesIsUsingEmbeddedAssets = ExpoUpdates?.isUsingEmbeddedAssets;
// if expo-updates is installed but we're running directly from the embedded bundle, we don't want
// to override the AssetSourceResolver.
const shouldUseUpdatesAssetResolution = expoUpdatesIsInstalledAndEnabled && !expoUpdatesIsUsingEmbeddedAssets;
// Expo Go always uses the updates module for asset resolution (local assets) since it
// overrides the expo-updates module.
export const IS_ENV_WITH_LOCAL_ASSETS = isRunningInExpoGo() || shouldUseUpdatesAssetResolution;
// Get the localAssets property from the ExpoUpdates native module so that we do
// not need to include expo-updates as a dependency of expo-asset
export function getLocalAssets() {
    return ExpoUpdates?.localAssets ?? {};
}
export function getManifest2() {
    return Constants.__unsafeNoWarnManifest2;
}
// Compute manifest base URL if available
export const manifestBaseUrl = Constants.experienceUrl
    ? getManifestBaseUrl(Constants.experienceUrl)
    : null;
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