Run Prettier over everything

20 files changed, 150 insertions, 183 deletions

diff --git a/packages/server/src/assertion/generateAssertionOptions.test.ts b/packages/server/src/assertion/generateAssertionOptions.test.ts
index f979c74..c125f48 100644
--- a/packages/server/src/assertion/generateAssertionOptions.test.ts
+++ b/packages/server/src/assertion/generateAssertionOptions.test.ts
@@ -33,13 +33,10 @@ test('should generate credential request options suitable for sending via JSON',
 });
 
 test('defaults to 60 seconds if no timeout is specified', () => {
-  const options = generateAssertionOptions(
-    'totallyrandomvalue',
-    [
-      Buffer.from('1234', 'ascii').toString('base64'),
-      Buffer.from('5678', 'ascii').toString('base64'),
-    ],
-  );
+  const options = generateAssertionOptions('totallyrandomvalue', [
+    Buffer.from('1234', 'ascii').toString('base64'),
+    Buffer.from('5678', 'ascii').toString('base64'),
+  ]);
 
   expect(options.publicKey.timeout).toEqual(60000);
 });
diff --git a/packages/server/src/assertion/generateAssertionOptions.ts b/packages/server/src/assertion/generateAssertionOptions.ts
index e6107d6..5dc4c84 100644
--- a/packages/server/src/assertion/generateAssertionOptions.ts
+++ b/packages/server/src/assertion/generateAssertionOptions.ts
@@ -1,6 +1,5 @@
 import { PublicKeyCredentialRequestOptionsJSON } from '@webauthntine/typescript-types';
 
-
 /**
  * Prepare a value to pass into navigator.credentials.get(...) for authenticator "login"
  *
diff --git a/packages/server/src/assertion/verifyAssertionResponse.test.ts b/packages/server/src/assertion/verifyAssertionResponse.test.ts
index 293a4a6..5895b66 100644
--- a/packages/server/src/assertion/verifyAssertionResponse.test.ts
+++ b/packages/server/src/assertion/verifyAssertionResponse.test.ts
@@ -47,7 +47,9 @@ test('should return authenticator info after verification', () => {
   );
 
   expect(verification.authenticatorInfo.counter).toEqual(144);
-  expect(verification.authenticatorInfo.base64CredentialID).toEqual(authenticator.base64CredentialID);
+  expect(verification.authenticatorInfo.base64CredentialID).toEqual(
+    authenticator.base64CredentialID,
+  );
 });
 
 test('should throw when response challenge is not expected value', () => {
@@ -81,12 +83,7 @@ test('should throw when assertion type is not webauthn.create', () => {
   });
 
   expect(() => {
-    verifyAssertionResponse(
-      assertionResponse,
-      assertionChallenge,
-      assertionOrigin,
-      authenticator,
-    );
+    verifyAssertionResponse(assertionResponse, assertionChallenge, assertionOrigin, authenticator);
   }).toThrow(/assertion type/i);
 });
 
@@ -96,12 +93,7 @@ test('should throw error if user was not present', () => {
   });
 
   expect(() => {
-    verifyAssertionResponse(
-      assertionResponse,
-      assertionChallenge,
-      assertionOrigin,
-      authenticator,
-    );
+    verifyAssertionResponse(assertionResponse, assertionChallenge, assertionOrigin, authenticator);
   }).toThrow(/not present/i);
 });
 
@@ -114,32 +106,29 @@ test('should throw error if previous counter value is not less than in response'
   };
 
   expect(() => {
-    verifyAssertionResponse(
-      assertionResponse,
-      assertionChallenge,
-      assertionOrigin,
-      badDevice,
-    );
+    verifyAssertionResponse(assertionResponse, assertionChallenge, assertionOrigin, badDevice);
   }).toThrow(/counter value/i);
 });
 
 const assertionResponse = {
-  base64CredentialID: 'KEbWNCc7NgaYnUyrNeFGX9_3Y-8oJ3KwzjnaiD1d1LVTxR7v3CaKfCz2Vy_g_MHSh7yJ8yL0Px' +
-    'g6jo_o0hYiew',
+  base64CredentialID:
+    'KEbWNCc7NgaYnUyrNeFGX9_3Y-8oJ3KwzjnaiD1d1LVTxR7v3CaKfCz2Vy_g_MHSh7yJ8yL0Px' + 'g6jo_o0hYiew',
   base64AuthenticatorData: 'PdxHEOnAiLIp26idVjIguzn3Ipr_RlsKZWsa-5qK-KABAAAAkA==',
-  base64ClientDataJSON: 'eyJjaGFsbGVuZ2UiOiJkRzkwWVd4c2VWVnVhWEYxWlZaaGJIVmxSWFpsY25sVWFXMWwiLCJj' +
+  base64ClientDataJSON:
+    'eyJjaGFsbGVuZ2UiOiJkRzkwWVd4c2VWVnVhWEYxWlZaaGJIVmxSWFpsY25sVWFXMWwiLCJj' +
     'bGllbnRFeHRlbnNpb25zIjp7fSwiaGFzaEFsZ29yaXRobSI6IlNIQS0yNTYiLCJvcmlnaW4iOiJodHRwczovL2Rldi5k' +
     'b250bmVlZGEucHciLCJ0eXBlIjoid2ViYXV0aG4uZ2V0In0=',
-  base64Signature: 'MEUCIQDYXBOpCWSWq2Ll4558GJKD2RoWg958lvJSB_GdeokxogIgWuEVQ7ee6AswQY0OsuQ6y8Ks6' +
-    'jhd45bDx92wjXKs900='
+  base64Signature:
+    'MEUCIQDYXBOpCWSWq2Ll4558GJKD2RoWg958lvJSB_GdeokxogIgWuEVQ7ee6AswQY0OsuQ6y8Ks6' +
+    'jhd45bDx92wjXKs900=',
 };
 const assertionChallenge = 'totallyUniqueValueEveryTime';
 const assertionOrigin = 'https://dev.dontneeda.pw';
 
 const authenticator = {
-  base64PublicKey: 'BIheFp-u6GvFT2LNGovf3ZrT0iFVBsA_76rRysxRG9A18WGeA6hPmnab0HAViUYVRkwTNcN77QBf_' +
-    'RR0dv3lIvQ',
-  base64CredentialID: 'KEbWNCc7NgaYnUyrNeFGX9_3Y-8oJ3KwzjnaiD1d1LVTxR7v3CaKfCz2Vy_g_MHSh7yJ8yL0Px' +
-    'g6jo_o0hYiew',
+  base64PublicKey:
+    'BIheFp-u6GvFT2LNGovf3ZrT0iFVBsA_76rRysxRG9A18WGeA6hPmnab0HAViUYVRkwTNcN77QBf_' + 'RR0dv3lIvQ',
+  base64CredentialID:
+    'KEbWNCc7NgaYnUyrNeFGX9_3Y-8oJ3KwzjnaiD1d1LVTxR7v3CaKfCz2Vy_g_MHSh7yJ8yL0Px' + 'g6jo_o0hYiew',
   counter: 0,
 };
diff --git a/packages/server/src/assertion/verifyAssertionResponse.ts b/packages/server/src/assertion/verifyAssertionResponse.ts
index 86f7a6b..6f840c8 100644
--- a/packages/server/src/assertion/verifyAssertionResponse.ts
+++ b/packages/server/src/assertion/verifyAssertionResponse.ts
@@ -3,9 +3,9 @@ import {
   AuthenticatorAssertionResponseJSON,
   AuthenticatorDevice,
   VerifiedAssertion,
-} from "@webauthntine/typescript-types";
+} from '@webauthntine/typescript-types';
 
-import decodeClientDataJSON from "@helpers/decodeClientDataJSON";
+import decodeClientDataJSON from '@helpers/decodeClientDataJSON';
 
 import toHash from '@helpers/toHash';
 import convertASN1toPEM from '@helpers/convertASN1toPEM';
@@ -37,7 +37,7 @@ export default function verifyAssertionResponse(
 
   if (challenge !== expectedChallenge) {
     throw new Error(
-      `Unexpected assertion challenge "${challenge}", expected "${expectedChallenge}"`
+      `Unexpected assertion challenge "${challenge}", expected "${expectedChallenge}"`,
     );
   }
 
@@ -55,7 +55,7 @@ export default function verifyAssertionResponse(
   const authDataStruct = parseAuthenticatorData(authDataBuffer);
   const { flags, counter } = authDataStruct;
 
-  if (!(flags.up)) {
+  if (!flags.up) {
     throw new Error('User not present during assertion');
   }
 
@@ -69,19 +69,10 @@ export default function verifyAssertionResponse(
     );
   }
 
-  const {
-    rpIdHash,
-    flagsBuf,
-    counterBuf,
-  } = authDataStruct;
+  const { rpIdHash, flagsBuf, counterBuf } = authDataStruct;
 
   const clientDataHash = toHash(base64url.toBuffer(base64ClientDataJSON));
-  const signatureBase = Buffer.concat([
-    rpIdHash,
-    flagsBuf,
-    counterBuf,
-    clientDataHash,
-  ]);
+  const signatureBase = Buffer.concat([rpIdHash, flagsBuf, counterBuf, clientDataHash]);
 
   const publicKey = convertASN1toPEM(base64url.toBuffer(authenticator.base64PublicKey));
   const signature = base64url.toBuffer(base64Signature);
diff --git a/packages/server/src/attestation/generateAttestationOptions.test.ts b/packages/server/src/attestation/generateAttestationOptions.test.ts
index 4c6e605..d3d49c7 100644
--- a/packages/server/src/attestation/generateAttestationOptions.test.ts
+++ b/packages/server/src/attestation/generateAttestationOptions.test.ts
@@ -31,10 +31,12 @@ test('should generate credential request options suitable for sending via JSON',
         name: username,
         displayName: username,
       },
-      pubKeyCredParams: [{
-        alg: -7,
-        type: 'public-key',
-      }],
+      pubKeyCredParams: [
+        {
+          alg: -7,
+          type: 'public-key',
+        },
+      ],
       timeout,
       attestation: attestationType,
     },
diff --git a/packages/server/src/attestation/generateAttestationOptions.ts b/packages/server/src/attestation/generateAttestationOptions.ts
index 68cac94..6d1f7d9 100644
--- a/packages/server/src/attestation/generateAttestationOptions.ts
+++ b/packages/server/src/attestation/generateAttestationOptions.ts
@@ -1,6 +1,5 @@
 import { PublicKeyCredentialCreationOptionsJSON } from '@webauthntine/typescript-types';
 
-
 /**
  * Prepare a value to pass into navigator.credentials.create(...) for authenticator "registration"
  *
@@ -35,10 +34,12 @@ export default function generateAttestationOptions(
         name: username,
         displayName: username,
       },
-      pubKeyCredParams: [{
-        alg: -7,
-        type: 'public-key',
-      }],
+      pubKeyCredParams: [
+        {
+          alg: -7,
+          type: 'public-key',
+        },
+      ],
       timeout,
       attestation: attestationType,
     },
diff --git a/packages/server/src/attestation/verifications/verifyAndroidSafetyNet.ts b/packages/server/src/attestation/verifications/verifyAndroidSafetyNet.ts
index 5705065..110e665 100644
--- a/packages/server/src/attestation/verifications/verifyAndroidSafetyNet.ts
+++ b/packages/server/src/attestation/verifications/verifyAndroidSafetyNet.ts
@@ -5,15 +5,14 @@ import {
   SafetyNetJWTHeader,
   SafetyNetJWTPayload,
   SafetyNetJWTSignature,
-} from "@webauthntine/typescript-types";
+} from '@webauthntine/typescript-types';
 
-import toHash from "@helpers/toHash";
+import toHash from '@helpers/toHash';
 import verifySignature from '@helpers/verifySignature';
 import convertCOSEtoPKCS from '@helpers/convertCOSEtoPKCS';
 import getCertificateInfo from '@helpers/getCertificateInfo';
 import parseAuthenticatorData from '@helpers/parseAuthenticatorData';
 
-
 /**
  * Verify an attestation response with fmt 'android-safetynet'
  */
@@ -55,10 +54,7 @@ export default function verifyAttestationAndroidSafetyNet(
   const { nonce, ctsProfileMatch } = PAYLOAD;
   const clientDataHash = toHash(base64url.toBuffer(base64ClientDataJSON));
 
-  const nonceBase = Buffer.concat([
-    authData,
-    clientDataHash,
-  ]);
+  const nonceBase = Buffer.concat([authData, clientDataHash]);
   const nonceBuffer = toHash(nonceBase);
   const expectedNonce = nonceBuffer.toString('base64');
 
@@ -77,7 +73,7 @@ export default function verifyAttestationAndroidSafetyNet(
    * START Verify Header
    */
   // Generate an array of certs constituting a full certificate chain
-  const fullpathCert = HEADER.x5c.concat([GlobalSignRootCAR2]).map((cert) => {
+  const fullpathCert = HEADER.x5c.concat([GlobalSignRootCAR2]).map(cert => {
     let pem = '';
     // Take a string of characters and chop them up into 64-char lines (just like a PEM cert)
     for (let i = 0; i < cert.length; i += 64) {
@@ -118,7 +114,6 @@ export default function verifyAttestationAndroidSafetyNet(
    * END Verify Signature
    */
 
-
   if (toReturn.verified) {
     toReturn.userVerified = flags.uv;
 
@@ -141,7 +136,8 @@ export default function verifyAttestationAndroidSafetyNet(
  *
  * The certificate is valid until Dec 15, 2021
  */
-const GlobalSignRootCAR2 = 'MIIDujCCAqKgAwIBAgILBAAAAAABD4Ym5g0wDQYJKoZIhvcNAQEFBQAwTDEgMB4GA1UEC' +
+const GlobalSignRootCAR2 =
+  'MIIDujCCAqKgAwIBAgILBAAAAAABD4Ym5g0wDQYJKoZIhvcNAQEFBQAwTDEgMB4GA1UEC' +
   'xMXR2xvYmFsU2lnbiBSb290IENBIC0gUjIxEzARBgNVBAoTCkdsb2JhbFNpZ24xEzARBgNVBAMTCkdsb2JhbFNpZ24wHhc' +
   'NMDYxMjE1MDgwMDAwWhcNMjExMjE1MDgwMDAwWjBMMSAwHgYDVQQLExdHbG9iYWxTaWduIFJvb3QgQ0EgLSBSMjETMBEGA' +
   '1UEChMKR2xvYmFsU2lnbjETMBEGA1UEAxMKR2xvYmFsU2lnbjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAKb' +
diff --git a/packages/server/src/attestation/verifications/verifyFIDOU2F.ts b/packages/server/src/attestation/verifications/verifyFIDOU2F.ts
index 6768abc..c12dc4a 100644
--- a/packages/server/src/attestation/verifications/verifyFIDOU2F.ts
+++ b/packages/server/src/attestation/verifications/verifyFIDOU2F.ts
@@ -7,7 +7,6 @@ import convertASN1toPEM from '@helpers/convertASN1toPEM';
 import verifySignature from '@helpers/verifySignature';
 import parseAuthenticatorData from '@helpers/parseAuthenticatorData';
 
-
 /**
  * Verify an attestation response with fmt 'fido-u2f'
  */
@@ -18,15 +17,9 @@ export default function verifyAttestationFIDOU2F(
   const { fmt, authData, attStmt } = attestationObject;
 
   const authDataStruct = parseAuthenticatorData(authData);
-  const {
-    flags,
-    COSEPublicKey,
-    rpIdHash,
-    credentialID,
-    counter,
-  } = authDataStruct;
+  const { flags, COSEPublicKey, rpIdHash, credentialID, counter } = authDataStruct;
 
-  if (!(flags.up)) {
+  if (!flags.up) {
     throw new Error('User was NOT present during authentication (FIDOU2F)');
   }
 
diff --git a/packages/server/src/attestation/verifications/verifyNone.ts b/packages/server/src/attestation/verifications/verifyNone.ts
index e820ee9..1aeafd0 100644
--- a/packages/server/src/attestation/verifications/verifyNone.ts
+++ b/packages/server/src/attestation/verifications/verifyNone.ts
@@ -1,11 +1,9 @@
 import base64url from 'base64url';
-import { AttestationObject, VerifiedAttestation } from "@webauthntine/typescript-types";
+import { AttestationObject, VerifiedAttestation } from '@webauthntine/typescript-types';
 
-import convertCOSEtoPKCS from "@helpers/convertCOSEtoPKCS";
+import convertCOSEtoPKCS from '@helpers/convertCOSEtoPKCS';
 import parseAuthenticatorData from '@helpers/parseAuthenticatorData';
 
-
-
 /**
  * Verify an attestation response with fmt 'none'
  *
@@ -17,12 +15,7 @@ export default function verifyAttestationNone(
   const { fmt, authData } = attestationObject;
   const authDataStruct = parseAuthenticatorData(authData);
 
-  const {
-    credentialID,
-    COSEPublicKey,
-    counter,
-    flags,
-  } = authDataStruct;
+  const { credentialID, COSEPublicKey, counter, flags } = authDataStruct;
 
   if (!flags.up) {
     throw new Error('User was not present for attestation (None)');
diff --git a/packages/server/src/attestation/verifications/verifyPacked.ts b/packages/server/src/attestation/verifications/verifyPacked.ts
index 0a64c27..a27962d 100644
--- a/packages/server/src/attestation/verifications/verifyPacked.ts
+++ b/packages/server/src/attestation/verifications/verifyPacked.ts
@@ -2,20 +2,25 @@ import base64url from 'base64url';
 import cbor from 'cbor';
 import elliptic from 'elliptic';
 import NodeRSA, { SigningSchemeHash } from 'node-rsa';
-import { AttestationObject, VerifiedAttestation, COSEKEYS, COSEPublicKey } from "@webauthntine/typescript-types";
-
-import convertCOSEtoPKCS from "@helpers/convertCOSEtoPKCS";
-import toHash from "@helpers/toHash";
+import {
+  AttestationObject,
+  VerifiedAttestation,
+  COSEKEYS,
+  COSEPublicKey,
+} from '@webauthntine/typescript-types';
+
+import convertCOSEtoPKCS from '@helpers/convertCOSEtoPKCS';
+import toHash from '@helpers/toHash';
 import convertASN1toPEM from '@helpers/convertASN1toPEM';
 import getCertificateInfo from '@helpers/getCertificateInfo';
 import verifySignature from '@helpers/verifySignature';
 import parseAuthenticatorData from '@helpers/parseAuthenticatorData';
 
-
 /**
  * Verify an attestation response with fmt 'packed'
  */
-export default function verifyAttestationPacked(attestationObject: AttestationObject,
+export default function verifyAttestationPacked(
+  attestationObject: AttestationObject,
   base64ClientDataJSON: string,
 ): VerifiedAttestation {
   const { fmt, authData, attStmt } = attestationObject;
@@ -43,10 +48,7 @@ export default function verifyAttestationPacked(attestationObject: AttestationOb
 
   const clientDataHash = toHash(base64url.toBuffer(base64ClientDataJSON));
 
-  const signatureBase = Buffer.concat([
-    authData,
-    clientDataHash,
-  ]);
+  const signatureBase = Buffer.concat([authData, clientDataHash]);
 
   const toReturn: VerifiedAttestation = {
     verified: false,
@@ -59,12 +61,7 @@ export default function verifyAttestationPacked(attestationObject: AttestationOb
     const leafCertInfo = getCertificateInfo(leafCert);
 
     const { subject, basicConstraintsCA, version } = leafCertInfo;
-    const {
-      OU,
-      CN,
-      O,
-      C,
-    } = subject;
+    const { OU, CN, O, C } = subject;
 
     if (OU !== 'Authenticator Attestation') {
       throw new Error('Batch certificate OU was not "Authenticator Attestation" (Packed|Full');
@@ -105,7 +102,7 @@ export default function verifyAttestationPacked(attestationObject: AttestationOb
       throw new Error('COSE public key was missing kty (Packed|Self)');
     }
 
-    const hashAlg: string = COSEALGHASH[(alg as number)];
+    const hashAlg: string = COSEALGHASH[alg as number];
 
     if (kty === COSEKTY.EC2) {
       const crv = cosePublicKey.get(COSEKEYS.crv);
@@ -126,7 +123,7 @@ export default function verifyAttestationPacked(attestationObject: AttestationOb
        * For now, it's worth noting that this line is probably the reason why it can take
        * 5-6 seconds to run tests.
        */
-      const ec = new elliptic.ec(COSECRV[(crv as number)]);
+      const ec = new elliptic.ec(COSECRV[crv as number]);
       const key = ec.keyFromPublic(pkcsPublicKey);
 
       toReturn.verified = key.verify(signatureBaseHash, sig);
@@ -142,10 +139,13 @@ export default function verifyAttestationPacked(attestationObject: AttestationOb
       // TODO: Verify this works
       const key = new NodeRSA();
       key.setOptions({ signingScheme });
-      key.importKey({
-        n: (n as Buffer),
-        e: 65537,
-      }, 'components-public');
+      key.importKey(
+        {
+          n: n as Buffer,
+          e: 65537,
+        },
+        'components-public',
+      );
 
       toReturn.verified = key.verify(signatureBase, sig);
     } else if (kty === COSEKTY.OKP) {
@@ -158,7 +158,7 @@ export default function verifyAttestationPacked(attestationObject: AttestationOb
       const signatureBaseHash = toHash(signatureBase, hashAlg);
 
       const key = new elliptic.eddsa('ed25519');
-      key.keyFromPublic((x as Buffer));
+      key.keyFromPublic(x as Buffer);
 
       // TODO: is `publicKey` right here?
       toReturn.verified = key.verify(signatureBaseHash, sig, publicKey);
@@ -190,8 +190,8 @@ const COSERSASCHEME: { [key: string]: SigningSchemeHash } = {
   '-65535': 'pkcs1-sha1',
   '-257': 'pkcs1-sha256',
   '-258': 'pkcs1-sha384',
-  '-259': 'pkcs1-sha512'
-}
+  '-259': 'pkcs1-sha512',
+};
 
 const COSECRV: { [key: number]: string } = {
   1: 'p256',
@@ -209,5 +209,5 @@ const COSEALGHASH: { [key: string]: string } = {
   '-37': 'sha256',
   '-7': 'sha256',
   '-8': 'sha512',
-  '-36': 'sha512'
-}
+  '-36': 'sha512',
+};
diff --git a/packages/server/src/attestation/verifyAttestationResponse.test.ts b/packages/server/src/attestation/verifyAttestationResponse.test.ts
index 4747066..375264a 100644
--- a/packages/server/src/attestation/verifyAttestationResponse.test.ts
+++ b/packages/server/src/attestation/verifyAttestationResponse.test.ts
@@ -38,8 +38,8 @@ test('should verify Packed (EC2) attestation', () => {
   const verification = verifyAttestationResponse(
     attestationPacked,
     attestationPackedChallenge,
-    'https://dev.dontneeda.pw'
-  )
+    'https://dev.dontneeda.pw',
+  );
 
   expect(verification.verified).toEqual(true);
   expect(verification.authenticatorInfo?.fmt).toEqual('packed');
@@ -49,11 +49,11 @@ test('should verify Packed (EC2) attestation', () => {
   );
   expect(verification.authenticatorInfo?.base64CredentialID).toEqual(
     'AYThY1csINY4JrbHyGmqTl1nL_F1zjAF3hSAIngz8kAcjugmAMNVvxZRwqpEH-bNHHAIv291OX5ko9eDf_5mu3U' +
-    'B2BvsScr2K-ppM4owOpGsqwg5tZglqqmxIm1Q',
+      'B2BvsScr2K-ppM4owOpGsqwg5tZglqqmxIm1Q',
   );
 });
 
-test ('should verify Packed (X5C) attestation', () => {
+test('should verify Packed (X5C) attestation', () => {
   const verification = verifyAttestationResponse(
     attestationPackedX5C,
     attestationPackedX5CChallenge,
@@ -75,7 +75,7 @@ test('should verify None attestation', () => {
   const verification = verifyAttestationResponse(
     attestationNone,
     attestationNoneChallenge,
-    'https://dev.dontneeda.pw'
+    'https://dev.dontneeda.pw',
   );
 
   expect(verification.verified).toEqual(true);
@@ -93,7 +93,7 @@ test('should verify Android SafetyNet attestation', () => {
   const verification = verifyAttestationResponse(
     attestationAndroidSafetyNet,
     attestationAndroidSafetyNetChallenge,
-    'https://dev.dontneeda.pw'
+    'https://dev.dontneeda.pw',
   );
 
   expect(verification.verified).toEqual(true);
@@ -122,7 +122,7 @@ test('should throw when response origin is not expected value', () => {
     verifyAttestationResponse(
       attestationNone,
       attestationNoneChallenge,
-      'https://different.address'
+      'https://different.address',
     );
   }).toThrow(/attestation origin/i);
 });
@@ -139,11 +139,7 @@ test('should throw when attestation type is not webauthn.create', () => {
   });
 
   expect(() => {
-    verifyAttestationResponse(
-      attestationNone,
-      challenge,
-      origin,
-    );
+    verifyAttestationResponse(attestationNone, challenge, origin);
   }).toThrow(/attestation type/i);
 });
 
@@ -165,7 +161,8 @@ test('should throw if an unexpected attestation format is specified', () => {
 });
 
 const attestationFIDOU2F = {
-  base64AttestationObject: 'o2NmbXRoZmlkby11MmZnYXR0U3RtdKJjc2lnWEgwRgIhAK40WxA0t7py7AjEXvwGw' +
+  base64AttestationObject:
+    'o2NmbXRoZmlkby11MmZnYXR0U3RtdKJjc2lnWEgwRgIhAK40WxA0t7py7AjEXvwGw' +
     'TlmqlvrOks5g9lf+9zXzRiVAiEA3bv60xyXveKDOusYzniD7CDSostCet9PYK7FLdnTdZNjeDVjgVkCwTCCAr0wg' +
     'gGloAMCAQICBCrnYmMwDQYJKoZIhvcNAQELBQAwLjEsMCoGA1UEAxMjWXViaWNvIFUyRiBSb290IENBIFNlcmlhb' +
     'CA0NTcyMDA2MzEwIBcNMTQwODAxMDAwMDAwWhgPMjA1MDA5MDQwMDAwMDBaMG4xCzAJBgNVBAYTAlNFMRIwEAYDV' +
@@ -181,27 +178,31 @@ const attestationFIDOU2F = {
     'NjDq86cN9vm6+APoAM20wtBAAAAAAAAAAAAAAAAAAAAAAAAAAAAQGFYevaR71ptU5YtXOSnVzPQTsGgK+gLiBKnq' +
     'PWBmZXNRvjISqlLxiwApzlrfkTc3lEMYMatjeACCnsijOkNEGOlAQIDJiABIVggdWLG6UvGyHFw/k/bv6/k6z/LL' +
     'gSO5KXzXw2EcUxkEX8iWCBeaVLz/cbyoKvRIg/q+q7tan0VN+i3WR0BOBCcuNP7yw==',
-  base64ClientDataJSON: 'eyJjaGFsbGVuZ2UiOiJVMmQ0TjNZME0wOU1jbGRQYjFSNVpFeG5UbG95IiwiY2xpZW50' +
+  base64ClientDataJSON:
+    'eyJjaGFsbGVuZ2UiOiJVMmQ0TjNZME0wOU1jbGRQYjFSNVpFeG5UbG95IiwiY2xpZW50' +
     'RXh0ZW5zaW9ucyI6e30sImhhc2hBbGdvcml0aG0iOiJTSEEtMjU2Iiwib3JpZ2luIjoiaHR0cHM6Ly9jbG92ZXIu' +
     'bWlsbGVydGltZS5kZXY6MzAwMCIsInR5cGUiOiJ3ZWJhdXRobi5jcmVhdGUifQ==',
 };
 const attestationFIDOU2FChallenge = 'Sgx7v43OLrWOoTydLgNZ2';
 
 const attestationPacked = {
-  base64AttestationObject: 'o2NmbXRmcGFja2VkZ2F0dFN0bXSiY2FsZyZjc2lnWEcwRQIhANvrPZMUFrl_rvlgR' +
+  base64AttestationObject:
+    'o2NmbXRmcGFja2VkZ2F0dFN0bXSiY2FsZyZjc2lnWEcwRQIhANvrPZMUFrl_rvlgR' +
     'qz6lCPlF6B4y885FYUCCrhrzAYXAiAb4dQKXbP3IimsTTadkwXQlrRVdxzlbmPXt847-Oh6r2hhdXRoRGF0YVjhP' +
     'dxHEOnAiLIp26idVjIguzn3Ipr_RlsKZWsa-5qK-KBFXsOO-a3OAAI1vMYKZIsLJfHwVQMAXQGE4WNXLCDWOCa2x' +
     '8hpqk5dZy_xdc4wBd4UgCJ4M_JAHI7oJgDDVb8WUcKqRB_mzRxwCL9vdTl-ZKPXg3_-Zrt1Adgb7EnK9ivqaTOKM' +
     'DqRrKsIObWYJaqpsSJtUKUBAgMmIAEhWCBKMVVaivqCBpqqAxMjuCo5jMeUdh3jDOC0EF4fLBNNTyJYILc7rqDDe' +
     'X1pwCLrl3ZX7IThrtZNwKQVLQyfHiorqP-n',
-  base64ClientDataJSON: 'eyJjaGFsbGVuZ2UiOiJjelpRU1dKQ2JsQlFibkpIVGxOQ2VFNWtkRVJ5VkRkVmNsWlpT' +
+  base64ClientDataJSON:
+    'eyJjaGFsbGVuZ2UiOiJjelpRU1dKQ2JsQlFibkpIVGxOQ2VFNWtkRVJ5VkRkVmNsWlpT' +
     'a3M1U0UwIiwib3JpZ2luIjoiaHR0cHM6Ly9kZXYuZG9udG5lZWRhLnB3IiwidHlwZSI6IndlYmF1dGhuLmNyZWF0' +
     'ZSJ9',
 };
 const attestationPackedChallenge = 's6PIbBnPPnrGNSBxNdtDrT7UrVYJK9HM';
 
 const attestationPackedX5C = {
-  base64AttestationObject: 'o2NmbXRmcGFja2VkZ2F0dFN0bXSjY2FsZyZjc2lnWEcwRQIhAIMt_hGMtdgpIVIwMOeKK' +
+  base64AttestationObject:
+    'o2NmbXRmcGFja2VkZ2F0dFN0bXSjY2FsZyZjc2lnWEcwRQIhAIMt_hGMtdgpIVIwMOeKK' +
     'w0IkUUFkXSY8arKh3Q0c5QQAiB9Sv9JavAEmppeH_XkZjB7TFM3jfxsgl97iIkvuJOUImN4NWOBWQLBMIICvTCCAaWgA' +
     'wIBAgIEKudiYzANBgkqhkiG9w0BAQsFADAuMSwwKgYDVQQDEyNZdWJpY28gVTJGIFJvb3QgQ0EgU2VyaWFsIDQ1NzIwM' +
     'DYzMTAgFw0xNDA4MDEwMDAwMDBaGA8yMDUwMDkwNDAwMDAwMFowbjELMAkGA1UEBhMCU0UxEjAQBgNVBAoMCVl1Ymljb' +
@@ -217,24 +218,28 @@ const attestationPackedX5C = {
     'wBA4rrvMciHCkdLQ2HghazIp1sMc8TmV8W8RgoX-x8tqV_1AmlqWACqUK8mBGLandr-htduQKPzgb2yWxOFV56TlqUBA' +
     'gMmIAEhWCBsJbGAjckW-AA_XMk8OnB-VUvrs35ZpjtVJXRhnvXiGiJYIL2ncyg_KesCi44GH8UcZXYwjBkVdGMjNd6LF' +
     'myiD6xf',
-  base64ClientDataJSON: 'eyJ0eXBlIjoid2ViYXV0aG4uY3JlYXRlIiwiY2hhbGxlbmdlIjoiZEc5MFlXeHNlVlZ1YVhG' +
-    'MVpWWmhiSFZsUlhabGNubFVhVzFsIiwib3JpZ2luIjoiaHR0cHM6Ly9kZXYuZG9udG5lZWRhLnB3In0='
+  base64ClientDataJSON:
+    'eyJ0eXBlIjoid2ViYXV0aG4uY3JlYXRlIiwiY2hhbGxlbmdlIjoiZEc5MFlXeHNlVlZ1YVhG' +
+    'MVpWWmhiSFZsUlhabGNubFVhVzFsIiwib3JpZ2luIjoiaHR0cHM6Ly9kZXYuZG9udG5lZWRhLnB3In0=',
 };
 const attestationPackedX5CChallenge = 'totallyUniqueValueEveryTime';
 
 const attestationNone = {
-  base64AttestationObject: 'o2NmbXRkbm9uZWdhdHRTdG10oGhhdXRoRGF0YVjFPdxHEOnAiLIp26idVjIguzn3I' +
+  base64AttestationObject:
+    'o2NmbXRkbm9uZWdhdHRTdG10oGhhdXRoRGF0YVjFPdxHEOnAiLIp26idVjIguzn3I' +
     'pr_RlsKZWsa-5qK-KBFAAAAAAAAAAAAAAAAAAAAAAAAAAAAQQHSlyRHIdWleVqO24-6ix7JFWODqDWo_arvEz3Se' +
     '5EgIFHkcVjZ4F5XDSBreIHsWRilRnKmaaqlqK3V2_4XtYs2pQECAyYgASFYID5PQTZQQg6haZFQWFzqfAOyQ_ENs' +
     'MH8xxQ4GRiNPsqrIlggU8IVUOV8qpgk_Jh-OTaLuZL52KdX1fTht07X4DiQPow',
-  base64ClientDataJSON: 'eyJ0eXBlIjoid2ViYXV0aG4uY3JlYXRlIiwiY2hhbGxlbmdlIjoiYUVWalkxQlhkWHBw' +
+  base64ClientDataJSON:
+    'eyJ0eXBlIjoid2ViYXV0aG4uY3JlYXRlIiwiY2hhbGxlbmdlIjoiYUVWalkxQlhkWHBw' +
     'VURBd1NEQndOV2Q0YURKZmRUVmZVRU0wVG1WWloyUSIsIm9yaWdpbiI6Imh0dHBzOlwvXC9kZXYuZG9udG5lZWRh' +
-    'LnB3IiwiYW5kcm9pZFBhY2thZ2VOYW1lIjoib3JnLm1vemlsbGEuZmlyZWZveCJ9'
+    'LnB3IiwiYW5kcm9pZFBhY2thZ2VOYW1lIjoib3JnLm1vemlsbGEuZmlyZWZveCJ9',
 };
 const attestationNoneChallenge = 'hEccPWuziP00H0p5gxh2_u5_PC4NeYgd';
 
 const attestationAndroidSafetyNet = {
-  base64AttestationObject: 'o2NmbXRxYW5kcm9pZC1zYWZldHluZXRnYXR0U3RtdKJjdmVyaDE3MTIyMDM3aHJlc' +
+  base64AttestationObject:
+    'o2NmbXRxYW5kcm9pZC1zYWZldHluZXRnYXR0U3RtdKJjdmVyaDE3MTIyMDM3aHJlc' +
     '3BvbnNlWRS9ZXlKaGJHY2lPaUpTVXpJMU5pSXNJbmcxWXlJNld5Sk5TVWxHYTJwRFEwSkljV2RCZDBsQ1FXZEpVV' +
     'kpZY205T01GcFBaRkpyUWtGQlFVRkJRVkIxYm5wQlRrSm5hM0ZvYTJsSE9YY3dRa0ZSYzBaQlJFSkRUVkZ6ZDBOU' +
     'ldVUldVVkZIUlhkS1ZsVjZSV1ZOUW5kSFFURlZSVU5vVFZaU01qbDJXako0YkVsR1VubGtXRTR3U1VaT2JHTnVXb' +
@@ -319,8 +324,9 @@ const attestationAndroidSafetyNet = {
     'yKa_0ZbCmVrGvuaivigRQAAAAC5P9lh8uZGL7EiggAiR954AEEBDL2BKZVhBca7N3j3asDaoSrA3tJgT_E4KN25T' +
     'hBVqBHCdffSZt9bvku7hPBcd76BzU7Y-ckXslUkD13Imbzde6UBAgMmIAEhWCCT4hId3ByJ_agRyznv1xIazx2nl' +
     'VEGyvN7intoZr7C2CJYIKo3XB-cca9aUOLC-xhp3GfhyfTS0hjws5zL_bT_N1AL',
-  base64ClientDataJSON: 'eyJ0eXBlIjoid2ViYXV0aG4uY3JlYXRlIiwiY2hhbGxlbmdlIjoiWDNaV1VHOUZOREpF' +
+  base64ClientDataJSON:
+    'eyJ0eXBlIjoid2ViYXV0aG4uY3JlYXRlIiwiY2hhbGxlbmdlIjoiWDNaV1VHOUZOREpF' +
     'YUMxM2F6Tmlka2h0WVd0MGFWWjJSVmxETFV4M1FsZyIsIm9yaWdpbiI6Imh0dHBzOlwvXC9kZXYuZG9udG5lZWRh' +
-    'LnB3IiwiYW5kcm9pZFBhY2thZ2VOYW1lIjoiY29tLmFuZHJvaWQuY2hyb21lIn0'
+    'LnB3IiwiYW5kcm9pZFBhY2thZ2VOYW1lIjoiY29tLmFuZHJvaWQuY2hyb21lIn0',
 };
 const attestationAndroidSafetyNetChallenge = '_vVPoE42Dh-wk3bvHmaktiVvEYC-LwBX';
diff --git a/packages/server/src/attestation/verifyAttestationResponse.ts b/packages/server/src/attestation/verifyAttestationResponse.ts
index 41708fc..bd197ed 100644
--- a/packages/server/src/attestation/verifyAttestationResponse.ts
+++ b/packages/server/src/attestation/verifyAttestationResponse.ts
@@ -1,6 +1,10 @@
 import decodeAttestationObject from '@helpers/decodeAttestationObject';
 import decodeClientDataJSON from '@helpers/decodeClientDataJSON';
-import { ATTESTATION_FORMATS, AuthenticatorAttestationResponseJSON, VerifiedAttestation } from '@webauthntine/typescript-types';
+import {
+  ATTESTATION_FORMATS,
+  AuthenticatorAttestationResponseJSON,
+  VerifiedAttestation,
+} from '@webauthntine/typescript-types';
 
 import verifyFIDOU2F from './verifications/verifyFIDOU2F';
 import verifyPacked from './verifications/verifyPacked';
@@ -28,7 +32,7 @@ export default function verifyAttestationResponse(
 
   if (challenge !== expectedChallenge) {
     throw new Error(
-      `Unexpected attestation challenge "${challenge}", expected "${expectedChallenge}"`
+      `Unexpected attestation challenge "${challenge}", expected "${expectedChallenge}"`,
     );
   }
 
diff --git a/packages/server/src/helpers/convertCOSEtoPKCS.test.ts b/packages/server/src/helpers/convertCOSEtoPKCS.test.ts
index 1d0ad6e..5bc970c 100644
--- a/packages/server/src/helpers/convertCOSEtoPKCS.test.ts
+++ b/packages/server/src/helpers/convertCOSEtoPKCS.test.ts
@@ -3,7 +3,6 @@ import { COSEKEYS } from '@webauthntine/typescript-types';
 
 import convertCOSEtoPKCS from './convertCOSEtoPKCS';
 
-
 test('should throw an error curve if, somehow, curve coordinate x is missing', () => {
   const mockCOSEKey = new Map<number, number | Buffer>();
 
diff --git a/packages/server/src/helpers/convertCOSEtoPKCS.ts b/packages/server/src/helpers/convertCOSEtoPKCS.ts
index fbafd59..f3b4a7e 100644
--- a/packages/server/src/helpers/convertCOSEtoPKCS.ts
+++ b/packages/server/src/helpers/convertCOSEtoPKCS.ts
@@ -1,7 +1,6 @@
 import cbor from 'cbor';
 import { COSEKEYS, COSEPublicKey } from '@webauthntine/typescript-types';
 
-
 /**
  * Takes COSE-encoded public key and converts it to PKCS key
  *
@@ -39,5 +38,5 @@ export default function convertCOSEtoPKCS(cosePublicKey: Buffer) {
     throw new Error('COSE public key was missing y');
   }
 
-  return Buffer.concat([tag, (x as Buffer), (y as Buffer)]);
+  return Buffer.concat([tag, x as Buffer, y as Buffer]);
 }
diff --git a/packages/server/src/helpers/decodeAttestationObject.test.ts b/packages/server/src/helpers/decodeAttestationObject.test.ts
index d36201e..e8eb364 100644
--- a/packages/server/src/helpers/decodeAttestationObject.test.ts
+++ b/packages/server/src/helpers/decodeAttestationObject.test.ts
@@ -3,9 +3,9 @@ import decodeAttestationObject from './decodeAttestationObject';
 test('should decode base64-encoded indirect attestationObject', () => {
   const decoded = decodeAttestationObject(
     'o2NmbXRkbm9uZWdhdHRTdG10oGhhdXRoRGF0YVjEAbElFazplpnc037DORGDZNjDq86cN9vm6' +
-    '+APoAM20wtBAAAAAAAAAAAAAAAAAAAAAAAAAAAAQKmPuEwByQJ3e89TccUSrCGDkNWquhevjLLn/' +
-    'KNZZaxQQ0steueoG2g12dvnUNbiso8kVJDyLa+6UiA34eniujWlAQIDJiABIVggiUk8wN2j' +
-    '+3fkKI7KSiLBkKzs3FfhPZxHgHPnGLvOY/YiWCBv7+XyTqArnMVtQ947/8Xk8fnVCdLMRWJGM1VbNevVcQ=='
+      '+APoAM20wtBAAAAAAAAAAAAAAAAAAAAAAAAAAAAQKmPuEwByQJ3e89TccUSrCGDkNWquhevjLLn/' +
+      'KNZZaxQQ0steueoG2g12dvnUNbiso8kVJDyLa+6UiA34eniujWlAQIDJiABIVggiUk8wN2j' +
+      '+3fkKI7KSiLBkKzs3FfhPZxHgHPnGLvOY/YiWCBv7+XyTqArnMVtQ947/8Xk8fnVCdLMRWJGM1VbNevVcQ==',
   );
 
   expect(decoded.fmt).toEqual('none');
@@ -16,20 +16,20 @@ test('should decode base64-encoded indirect attestationObject', () => {
 test('should decode base64-encoded direct attestationObject', () => {
   const decoded = decodeAttestationObject(
     'o2NmbXRoZmlkby11MmZnYXR0U3RtdKJjc2lnWEgwRgIhAK40WxA0t7py7AjEXvwGwTlmqlvrOk' +
-    's5g9lf+9zXzRiVAiEA3bv60xyXveKDOusYzniD7CDSostCet9PYK7FLdnTdZNjeDVjgVkCwTCCAr0wggGloAMCAQICBCrn' +
-    'YmMwDQYJKoZIhvcNAQELBQAwLjEsMCoGA1UEAxMjWXViaWNvIFUyRiBSb290IENBIFNlcmlhbCA0NTcyMDA2MzEwIBcNMT' +
-    'QwODAxMDAwMDAwWhgPMjA1MDA5MDQwMDAwMDBaMG4xCzAJBgNVBAYTAlNFMRIwEAYDVQQKDAlZdWJpY28gQUIxIjAgBgNV' +
-    'BAsMGUF1dGhlbnRpY2F0b3IgQXR0ZXN0YXRpb24xJzAlBgNVBAMMHll1YmljbyBVMkYgRUUgU2VyaWFsIDcxOTgwNzA3NT' +
-    'BZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABCoDhl5gQ9meEf8QqiVUV4S/Ca+Oax47MhcpIW9VEhqM2RDTmd3HaL3+SnvH' +
-    '49q8YubSRp/1Z1uP+okMynSGnj+jbDBqMCIGCSsGAQQBgsQKAgQVMS4zLjYuMS40LjEuNDE0ODIuMS4xMBMGCysGAQQBgu' +
-    'UcAgEBBAQDAgQwMCEGCysGAQQBguUcAQEEBBIEEG1Eupv27C5JuTAMj+kgy3MwDAYDVR0TAQH/BAIwADANBgkqhkiG9w0B' +
-    'AQsFAAOCAQEAclfQPNzD4RVphJDW+A75W1MHI3PZ5kcyYysR3Nx3iuxr1ZJtB+F7nFQweI3jL05HtFh2/4xVIgKb6Th4eV' +
-    'cjMecncBaCinEbOcdP1sEli9Hk2eVm1XB5A0faUjXAPw/+QLFCjgXG6ReZ5HVUcWkB7riLsFeJNYitiKrTDXFPLy+sNtVN' +
-    'utcQnFsCerDKuM81TvEAigkIbKCGlq8M/NvBg5j83wIxbCYiyV7mIr3RwApHieShzLdJo1S6XydgQjC+/64G5r8C+8AVvN' +
-    'FR3zXXCpio5C3KRIj88HEEIYjf6h1fdLfqeIsq+cUUqbq5T+c4nNoZUZCysTB9v5EY4akp+GhhdXRoRGF0YVjEAbElFazp' +
-    'lpnc037DORGDZNjDq86cN9vm6+APoAM20wtBAAAAAAAAAAAAAAAAAAAAAAAAAAAAQGFYevaR71ptU5YtXOSnVzPQTsGgK+' +
-    'gLiBKnqPWBmZXNRvjISqlLxiwApzlrfkTc3lEMYMatjeACCnsijOkNEGOlAQIDJiABIVggdWLG6UvGyHFw/k/bv6/k6z/L' +
-    'LgSO5KXzXw2EcUxkEX8iWCBeaVLz/cbyoKvRIg/q+q7tan0VN+i3WR0BOBCcuNP7yw=='
+      's5g9lf+9zXzRiVAiEA3bv60xyXveKDOusYzniD7CDSostCet9PYK7FLdnTdZNjeDVjgVkCwTCCAr0wggGloAMCAQICBCrn' +
+      'YmMwDQYJKoZIhvcNAQELBQAwLjEsMCoGA1UEAxMjWXViaWNvIFUyRiBSb290IENBIFNlcmlhbCA0NTcyMDA2MzEwIBcNMT' +
+      'QwODAxMDAwMDAwWhgPMjA1MDA5MDQwMDAwMDBaMG4xCzAJBgNVBAYTAlNFMRIwEAYDVQQKDAlZdWJpY28gQUIxIjAgBgNV' +
+      'BAsMGUF1dGhlbnRpY2F0b3IgQXR0ZXN0YXRpb24xJzAlBgNVBAMMHll1YmljbyBVMkYgRUUgU2VyaWFsIDcxOTgwNzA3NT' +
+      'BZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABCoDhl5gQ9meEf8QqiVUV4S/Ca+Oax47MhcpIW9VEhqM2RDTmd3HaL3+SnvH' +
+      '49q8YubSRp/1Z1uP+okMynSGnj+jbDBqMCIGCSsGAQQBgsQKAgQVMS4zLjYuMS40LjEuNDE0ODIuMS4xMBMGCysGAQQBgu' +
+      'UcAgEBBAQDAgQwMCEGCysGAQQBguUcAQEEBBIEEG1Eupv27C5JuTAMj+kgy3MwDAYDVR0TAQH/BAIwADANBgkqhkiG9w0B' +
+      'AQsFAAOCAQEAclfQPNzD4RVphJDW+A75W1MHI3PZ5kcyYysR3Nx3iuxr1ZJtB+F7nFQweI3jL05HtFh2/4xVIgKb6Th4eV' +
+      'cjMecncBaCinEbOcdP1sEli9Hk2eVm1XB5A0faUjXAPw/+QLFCjgXG6ReZ5HVUcWkB7riLsFeJNYitiKrTDXFPLy+sNtVN' +
+      'utcQnFsCerDKuM81TvEAigkIbKCGlq8M/NvBg5j83wIxbCYiyV7mIr3RwApHieShzLdJo1S6XydgQjC+/64G5r8C+8AVvN' +
+      'FR3zXXCpio5C3KRIj88HEEIYjf6h1fdLfqeIsq+cUUqbq5T+c4nNoZUZCysTB9v5EY4akp+GhhdXRoRGF0YVjEAbElFazp' +
+      'lpnc037DORGDZNjDq86cN9vm6+APoAM20wtBAAAAAAAAAAAAAAAAAAAAAAAAAAAAQGFYevaR71ptU5YtXOSnVzPQTsGgK+' +
+      'gLiBKnqPWBmZXNRvjISqlLxiwApzlrfkTc3lEMYMatjeACCnsijOkNEGOlAQIDJiABIVggdWLG6UvGyHFw/k/bv6/k6z/L' +
+      'LgSO5KXzXw2EcUxkEX8iWCBeaVLz/cbyoKvRIg/q+q7tan0VN+i3WR0BOBCcuNP7yw==',
   );
 
   expect(decoded.fmt).toEqual('fido-u2f');
diff --git a/packages/server/src/helpers/decodeAttestationObject.ts b/packages/server/src/helpers/decodeAttestationObject.ts
index fa39454..509c129 100644
--- a/packages/server/src/helpers/decodeAttestationObject.ts
+++ b/packages/server/src/helpers/decodeAttestationObject.ts
@@ -2,7 +2,6 @@ import base64url from 'base64url';
 import cbor from 'cbor';
 import { AttestationObject } from '@webauthntine/typescript-types';
 
-
 /**
  * Convert an AttestationObject from base64 string to a proper object
  *
diff --git a/packages/server/src/helpers/decodeClientDataJSON.test.ts b/packages/server/src/helpers/decodeClientDataJSON.test.ts
index d3cea88..7674ec5 100644
--- a/packages/server/src/helpers/decodeClientDataJSON.test.ts
+++ b/packages/server/src/helpers/decodeClientDataJSON.test.ts
@@ -4,13 +4,14 @@ test('should convert base64-encoded attestation clientDataJSON to JSON', () => {
   expect(
     decodeClientDataJSON(
       'eyJjaGFsbGVuZ2UiOiJVMmQ0TjNZME0wOU1jbGRQYjFSNVpFeG5UbG95IiwiY2xpZW50RXh0ZW5zaW9ucyI6e30' +
-      'sImhhc2hBbGdvcml0aG0iOiJTSEEtMjU2Iiwib3JpZ2luIjoiaHR0cHM6Ly9jbG92ZXIubWlsbGVydGltZS5kZX' +
-      'Y6MzAwMCIsInR5cGUiOiJ3ZWJhdXRobi5jcmVhdGUifQ=='
-    )).toEqual({
-      challenge: 'Sgx7v43OLrWOoTydLgNZ2',
-      clientExtensions: {},
-      hashAlgorithm: 'SHA-256',
-      origin: 'https://clover.millertime.dev:3000',
-      type: 'webauthn.create'
-    });
+        'sImhhc2hBbGdvcml0aG0iOiJTSEEtMjU2Iiwib3JpZ2luIjoiaHR0cHM6Ly9jbG92ZXIubWlsbGVydGltZS5kZX' +
+        'Y6MzAwMCIsInR5cGUiOiJ3ZWJhdXRobi5jcmVhdGUifQ==',
+    ),
+  ).toEqual({
+    challenge: 'Sgx7v43OLrWOoTydLgNZ2',
+    clientExtensions: {},
+    hashAlgorithm: 'SHA-256',
+    origin: 'https://clover.millertime.dev:3000',
+    type: 'webauthn.create',
+  });
 });
diff --git a/packages/server/src/helpers/getCertificateInfo.ts b/packages/server/src/helpers/getCertificateInfo.ts
index 6bf6546..68f9c20 100644
--- a/packages/server/src/helpers/getCertificateInfo.ts
+++ b/packages/server/src/helpers/getCertificateInfo.ts
@@ -2,16 +2,16 @@ import jsrsasign from 'jsrsasign';
 import { CertificateInfo } from '@webauthntine/typescript-types';
 
 type ExtInfo = {
-  critical: boolean,
-  oid: string,
-  vidx: number,
+  critical: boolean;
+  oid: string;
+  vidx: number;
 };
 
 interface x5cCertificate extends jsrsasign.X509 {
   version: number;
   foffset: number;
   aExtInfo: ExtInfo[];
-};
+}
 
 /**
  * Extract PEM certificate info
@@ -26,12 +26,12 @@ export default function getCertificateInfo(pemCertificate: string): CertificateI
   const subjectParts = subjectString.slice(1).split('/');
 
   const subject: { [key: string]: string } = {};
-  subjectParts.forEach((field) => {
+  subjectParts.forEach(field => {
     const [key, val] = field.split('=');
     subject[key] = val;
   });
 
-  const { version } = (subjectCert as x5cCertificate);
+  const { version } = subjectCert as x5cCertificate;
   const basicConstraintsCA = !!subjectCert.getExtBasicConstraints().cA;
 
   return {
diff --git a/packages/server/src/helpers/parseAuthenticatorData.ts b/packages/server/src/helpers/parseAuthenticatorData.ts
index a3dd868..969e9ec 100644
--- a/packages/server/src/helpers/parseAuthenticatorData.ts
+++ b/packages/server/src/helpers/parseAuthenticatorData.ts
@@ -1,4 +1,4 @@
-import { ParsedAuthenticatorData } from "@webauthntine/typescript-types";
+import { ParsedAuthenticatorData } from '@webauthntine/typescript-types';
 
 /**
  * Make sense of the authData buffer contained in an Attestation
diff --git a/packages/server/src/helpers/verifySignature.ts b/packages/server/src/helpers/verifySignature.ts
index c938a23..79fcdba 100644
--- a/packages/server/src/helpers/verifySignature.ts
+++ b/packages/server/src/helpers/verifySignature.ts
@@ -12,7 +12,5 @@ export default function verifySignature(
   signatureBase: Buffer,
   publicKey: string,
 ): boolean {
-  return crypto.createVerify('SHA256')
-    .update(signatureBase)
-    .verify(publicKey, signature);
+  return crypto.createVerify('SHA256').update(signatureBase).verify(publicKey, signature);
 }