The JerryScript team proudly announces JerryScript 2.2.0 release.

A short list of changes/improvements:

• Improved ES6 (ES2015) support
  • Kangax ES2015 coverage improved from 34% to 81%
  • Some notable new features:
    • Spread syntax for iterable objects
    • Array and object destructuring
    • Lexical block scoping (let)
    • Generators
    • Well-known symbols
• General performance and memory improvements (ARMv7 RPi2)
  • Significant speed-up in match, search, split and replace operations with Strings and RegExps
  • Significant improvements in garbage collection when having deeply nested objects
  • Improved prototype lookup for primitive values
  • Optimized array built-in methods for non-sparse arrays
  • Small overall stack usage improvement
• Added new API functions
• Revised a few feature guards that can be used in profiles
• Enabled the usage of API functions in native free callbacks
• Improved RegExp compatibility with web browsers
• 231 commits by 18 authors since JerryScript 2.1.0