22 lines
733 B
Plaintext
22 lines
733 B
Plaintext
import crypto, { isCryptoKey } from './webcrypto.js';
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import invalidKeyInput from '../lib/invalid_key_input.js';
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import { encode as base64url } from './base64url.js';
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import { types } from './is_key_like.js';
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const keyToJWK = async (key) => {
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if (key instanceof Uint8Array) {
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return {
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kty: 'oct',
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k: base64url(key),
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};
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}
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if (!isCryptoKey(key)) {
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throw new TypeError(invalidKeyInput(key, ...types, 'Uint8Array'));
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}
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if (!key.extractable) {
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throw new TypeError('non-extractable CryptoKey cannot be exported as a JWK');
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}
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const { ext, key_ops, alg, use, ...jwk } = await crypto.subtle.exportKey('jwk', key);
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return jwk;
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};
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export default keyToJWK;
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