message: Change "macAlgorithm" to "hashFunction" in Hkdf_hpke_kdf
diff: @@ -16,7 +16,7 @@ import * as hpkeUtil from './hpke_util';
  * @see https://www.rfc-editor.org/rfc/rfc9180.html#section-4.1-3
  */
  export class HkdfHpkeKdf implements HpkeKdf {
  - constructor(private readonly macAlgorithm: 'SHA-256'|'SHA-512') {}
  + constructor(private readonly hashFunction: 'SHA-256'|'SHA-512') {}
  async labeledExtract({ikm, ikmLabel, suiteId, salt}: {
  ikm: Uint8Array,
  @@ -74,7 +74,7 @@ export class HkdfHpkeKdf implements HpkeKdf {
  }
  validators.requireUint8Array(info);
  - const hmac = await hmacFromRawKey(this.macAlgorithm, prk, digestSize);
  + const hmac = await hmacFromRawKey(this.hashFunction, prk, digestSize);
  let ctr = 1;
  let pos = 0;
  let digest = new Uint8Array(0);
  @@ -109,14 +109,14 @@ export class HkdfHpkeKdf implements HpkeKdf {
  }
  validators.requireUint8Array(salt);
  - const hmac = await hmacFromRawKey(this.macAlgorithm, salt, digestSize);
  + const hmac = await hmacFromRawKey(this.hashFunction, salt, digestSize);
  const prk = await hmac.computeMac(ikm);
  return prk;
  }
  getKdfId(): Uint8Array {
  - switch (this.macAlgorithm) {
  + switch (this.hashFunction) {
  case 'SHA-256':
  return hpkeUtil.HKDF_SHA256_KDF_ID;
  case 'SHA-512':
  @@ -125,7 +125,7 @@ export class HkdfHpkeKdf implements HpkeKdf {
  }
  getMacLength(): number {
  - switch (this.macAlgorithm) {
  + switch (this.hashFunction) {
  case 'SHA-256':
  return 32;
  case 'SHA-512':
  