All files / src/crypto/token-signer create-signing-input.ts

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import { Json } from './types';
import base64url from './base64url';
 
export function createSigningInput(payload: Json, header: Json) {
  const tokenParts = [];
 
  // add in the header
  const encodedHeader = base64url.encode(JSON.stringify(header));
  tokenParts.push(encodedHeader);
 
  // add in the payload
  const encodedPayload = base64url.encode(JSON.stringify(payload));
  tokenParts.push(encodedPayload);
 
  // prepare the message
  const signingInput = tokenParts.join('.');
 
  // return the signing input
  return signingInput;
}