feat(node): use native JWK export in node >= 15.9.0

panva · Mar 17, 2021 · 7f3cc44 · 7f3cc44
1 parent f0c2a64
commit 7f3cc44
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/src/runtime/node/key_to_jwk.ts b/src/runtime/node/key_to_jwk.ts
@@ -8,6 +8,13 @@ import { JOSENotSupported } from '../../util/errors.js'
 import getNamedCurve from './get_named_curve.js'
 import { isCryptoKey, getKeyObject } from './webcrypto.js'
 
+const [major, minor] = process.version
+ .substr(1)
+ .split('.')
+ .map((str) => parseInt(str, 10))
+
+const jwkExportSupported = major >= 16 || (major === 15 && minor >= 9)
+
 const keyToJWK: JWKConvertFunction = (key: KeyObject | CryptoKey): JWK => {
  if (isCryptoKey(key)) {
  // eslint-disable-next-line no-param-reassign
@@ -18,6 +25,11 @@ const keyToJWK: JWKConvertFunction = (key: KeyObject | CryptoKey): JWK => {
  throw new TypeError('invalid key argument type')
  }
 
+ if (jwkExportSupported) {
+ // @ts-expect-error
+ return key.export({ format: 'jwk' })
+ }
+
  switch (key.type) {
  case 'secret':
  return {