feat(KeyObject) (#5940)

* oops

* createSecretKey but weird error

* use the right prototype, do not add a function called export lol

* HMAC JWT export + base64 fix

* Fix Equals, Fix Get KeySize, add complete export RSA

* fix RSA export

* add EC exports

* X25519 and ED25519 export + fixes

* fix default exports

* better asymmetricKeyType

* fix private exports

* fix symmetricKeySize

* createPublicKey validations + refactor

* jwt + der fixes

* oopsies

* add PEM into createPublicKey

* cleanup

* WIP

* bunch of fixes

* public from private + private OKP

* encrypted keys fixes

* oops

* fix clear tls error, add some support to jwk and other formats on publicEncrypt/publicDecrypt

* more fixes and tests working

* more fixes more tests

* more clear hmac errors

* more tests and fixes

* add generateKeyPair

* more tests passing, some skips

* fix EC key from private

* fix OKP JWK

* nodejs ignores ext and key_ops on KeyObject.exports

* add EC sign verify test

* some fixes

* add crypto.generateKeyPairSync(type, options)

* more fixes and more tests

* fix hmac tests

* jsonwebtoken tests

* oops

* oops2

* generated files

* revert package.json

* vm tests

* todos instead of failues

* toBunString -> toString

* undo simdutf

* improvements

* unlikely

* cleanup

* cleanup 2

* oops

* move _generateKeyPairSync checks to native

1 files changed, 21 insertions, 1 deletions

diff --git a/src/bun.js/bindings/wtf-bindings.cpp b/src/bun.js/bindings/wtf-bindings.cpp
index d05fb255b..2ec3d7ee8 100644
--- a/src/bun.js/bindings/wtf-bindings.cpp
+++ b/src/bun.js/bindings/wtf-bindings.cpp
@@ -237,4 +237,24 @@ extern "C" size_t WTF__base64URLEncode(const unsigned char* __restrict inputData
         destinationDataBuffer[didx++] = '=';
 
     return destinationDataBufferSize;
-}
\ No newline at end of file
+}
+
+namespace Bun {
+String base64URLEncodeToString(Vector<uint8_t> data)
+{
+    auto size = data.size();
+    size_t encodedLength = ((size * 4) + 2) / 3;
+    if (!encodedLength)
+        return String();
+
+    LChar* ptr;
+    auto result = String::createUninitialized(encodedLength, ptr);
+    if (UNLIKELY(!ptr)) {
+        RELEASE_ASSERT_NOT_REACHED();
+        return String();
+    }
+    encodedLength = WTF__base64URLEncode(data.data(), data.size(), ptr, encodedLength);
+    RELEASE_ASSERT(result.length() == encodedLength);
+    return result;
+}
+}