JavaScript SDK 4.0.0-pre.0

Added

• Upgrade StarlingMonkey - (6687326)

Bug Fixes

• Correct error handling in SimpleCache::getOrSet (#1540) - (fededa3)
• StarlingMonkey patches (#1514) - (56ec489)
• memory safety issues in convertBodyInit (#1504) - (989bce6)
• starlingmonkey update already fixed urlsearchparams memory issue (#1549) - (0871652)