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- import { JOSENotSupported } from '../util/errors.js';
- export default function dsaDigest(alg) {
- switch (alg) {
- case 'PS256':
- case 'RS256':
- case 'ES256':
- case 'ES256K':
- return 'sha256';
- case 'PS384':
- case 'RS384':
- case 'ES384':
- return 'sha384';
- case 'PS512':
- case 'RS512':
- case 'ES512':
- return 'sha512';
- case 'EdDSA':
- return undefined;
- default:
- throw new JOSENotSupported(`alg ${alg} is not supported either by JOSE or your javascript runtime`);
- }
- }
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