@aws-amplify/auth/dist/esm/foundation/parsers/regionParsers.mjs

Auth category of aws-amplify

import { AuthError } from '../../errors/AuthError.mjs';

// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
function getRegionFromUserPoolId(userPoolId) {
    const region = userPoolId?.split('_')[0];
    if (!userPoolId ||
        userPoolId.indexOf('_') < 0 ||
        !region ||
        typeof region !== 'string')
        throw new AuthError({
            name: 'InvalidUserPoolId',
            message: 'Invalid user pool id provided.',
        });
    return region;
}
function getRegionFromIdentityPoolId(identityPoolId) {
    if (!identityPoolId || !identityPoolId.includes(':')) {
        throw new AuthError({
            name: 'InvalidIdentityPoolIdException',
            message: 'Invalid identity pool id provided.',
            recoverySuggestion: 'Make sure a valid identityPoolId is given in the config.',
        });
    }
    return identityPoolId.split(':')[0];
}

export { getRegionFromIdentityPoolId, getRegionFromUserPoolId };
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