v1.7.0.rc1

Added

• Update benchmarking and CLI runners, added support for Deno and Firefox (#2490, #2492, #2494, #2495, #2497, #2491, #2496)
• Ruby 3.2 support branch (#2500)
  • Set now part of the corelib
  • Anonymous rest keyword and block arguments can be passed to calls: call(**, &)
  • Refinement#refined_class has been added
  • Module#refinements has been added
  • Module#const_added has been added
  • Proc#parameters now accepts lambda keyword
  • Class#attached_object has been added, inverse of singleton_class
  • Hash#shift now returns nil instead of passing nil to the default_proc
• Added --watch and --output options to the CLI for live compilation (#2485)

Performance

• Replace all occurences of '$'+name with a cached helper, saving about 2% in performance (#2481)
• Optimize argument passing and arity checks (#2499)
• Targeted patches for Opal-Parser, saves up to 12% during compilation (#2482)

Internal

• MSpec & Ruby Spec update (#2486)

Fixed

• Remove throws from runtime (#2484)

v1.6.1

Fixed

• Fix builder.dup breaking Tilt support (#2479)

Changed

• Build also opal variants for the CDN: opal/mini.js etc. (#2489)

v1.6.0

Changed

• No longer truncate stacktraces to 15 lines (#2440)
• Mark async/await as non-experimental (#2477)

Performance

• Improve method block performance for runtime (#2449)
• Uninline non-typical argument handling (#2419)
• Logic optimization of runtime.js (#2415)
• Windows support for performance:compare CI check (#2450)
• Improve block performance for even more cases (#2465)

Added

• Added support for #freeze and #frozen? (#2444, #2468)
• Add CLI support for ESM, at least for Chrome, NodeJS, QuickJS and GJS (#2435)
• Support exit in Chrome CLI Runner, both sync and async (#2439)
• Make sure the Server CLI Runner can pick up changes in sources (#2436)
• Delegate and ruby2_keywords (#2446)
• Source code can now be embedded in the compiled file to improve development/debugging, e.g. RSpec reports, Proc#source_location (#2440)
• Added Kernel#caller_locations (#2440)
• Opal::Builder::Prefork for blazingly fast multicore compilation times (#2263, #2462, #2454, #2469, #2475)
• Add Opal::BuilderProcessors::RubyERBProcessor (#2470)

Fixed

• Closure tracking support fixes a whole array of bugs handling break / next / retry / … (#2357)
• Fix an edge case of if in the most complex form not returning (#2433)
• String#length is now available when using opal/mini (#2438)
• Auto-await produced invalid code (#2440)
• Fix Enumerable#collect_concat and #flat_map implementation (#2440)
• Improved await support for PromiseV1 (#2440)
• Compilation error occurs while compiling being/end returning a case/when (#2459)
• Ensure UTF-8 encoding of .sourcesContent of source maps (#2451)
• Benchmarks require string/unpack (#2453)
• Fix compilation of a call: gets&.chomp (#2473)
• Fix specs on Windows (#2460)
• Make opal CLI tool work again with pipes (#2474)

Internal

• GitHub Workflows security hardening (#2432)
• Retry if file cache write operation exits with Zlib::BufError (#2463)
• Eliminate redundant var constructor in allocate_class (#2452)
• Fix performance:compare asset size calculation (#2457)
• Fix a few specs after the Opal RSpec 1.0 (alpha) release (#2471, #2472)

v1.6.0.rc1

Changed

• No longer truncate stacktraces to 15 lines (#2440)

Performance

• Improve method block performance for runtime (#2449)
• Uninline non-typical argument handling (#2419)
• Logic optimization of runtime.js (#2415)
• Windows support for performance:compare CI check (#2450)
• Improve block performance for even more cases (#2465)

Added

• Added support for #freeze and #frozen? (#2444, #2468)
• Add CLI support for ESM, at least for Chrome, NodeJS, QuickJS and GJS (#2435)
• Support exit in Chrome CLI Runner, both sync and async (#2439)
• Make sure the Server CLI Runner can pick up changes in sources (#2436)
• Delegate and ruby2_keywords (#2446)
• Source code can now be embedded in the compiled file to improve development/debugging, e.g. RSpec reports, Proc#source_location (#2440)
• Added Kernel#caller_locations (#2440)
• Opal::Builder::Prefork for blazingly fast multicore compilation times (#2263, #2462, #2454, #2469, #2475)
• Add Opal::BuilderProcessors::RubyERBProcessor (#2470)

Fixed

• Closure tracking support fixes a whole array of bugs handling break / next / retry / … (#2357)
• Fix an edge case of if in the most complex form not returning (#2433)
• String#length is now available when using opal/mini (#2438)
• Auto-await produced invalid code (#2440)
• Fix Enumerable#collect_concat and #flat_map implementation (#2440)
• Improved await support for PromiseV1 (#2440)
• Compilation error occurs while compiling being/end returning a case/when (#2459)
• Ensure UTF-8 encoding of .sourcesContent of source maps (#2451)
• Benchmarks require string/unpack (#2453)
• Fix compilation of a call: gets&.chomp (#2473)
• Fix specs on Windows (#2460)
• Make opal CLI tool work again with pipes (#2474)

Internal

• GitHub Workflows security hardening (#2432)
• Retry if file cache write operation exits with Zlib::BufError (#2463)
• Eliminate redundant var constructor in allocate_class (#2452)
• Fix performance:compare asset size calculation (#2457)
• Fix a few specs after the Opal RSpec 1.0 (alpha) release (#2471, #2472)

v1.6.0.alpha1

Changed

• No longer truncate stacktraces to 15 lines (#2440)

Performance

• Improve method block performance for runtime (#2449)
• Uninline non-typical argument handling (#2419)
• Logic optimization of runtime.js (#2415)
• Windows support for performance:compare CI check (#2450)
• Improve block performance for even more cases (#2465)

Added

• Added support for #freeze and #frozen? (#2444, #2468)
• Add CLI support for ESM, at least for Chrome, NodeJS, QuickJS and GJS (#2435)
• Support exit in Chrome CLI Runner, both sync and async (#2439)
• Make sure the Server CLI Runner can pick up changes in sources (#2436)
• Delegate and ruby2_keywords (#2446)
• Source code can now be embedded in the compiled file to improve development/debugging, e.g. RSpec reports, Proc#source_location (#2440)
• Added Kernel#caller_locations (#2440)
• Opal::Builder::Prefork for blazingly fast multicore compilation times (#2263, #2462, #2454)

Fixed

• Closure tracking support fixes a whole array of bugs handling break / next / retry / … (#2357)
• Fix an edge case of if in the most complex form not returning (#2433)
• String#length is now available when using opal/mini (#2438)
• Auto-await produced invalid code (#2440)
• Fix Enumerable#collect_concat and #flat_map implementation (#2440)
• Improved await support for PromiseV1 (#2440)
• Compilation error occurs while compiling being/end returning a case/when (#2459)
• Ensure UTF-8 encoding of .sourcesContent of source maps (#2451)
• Benchmarks require string/unpack (#2453)

Internal

• GitHub Workflows security hardening (#2432)
• Retry if file cache write operation exits with Zlib::BufError (#2463)
• Eliminate redundant var constructor in allocate_class (#2452)
• Fix performance:compare asset size calculation (#2457)

v1.5.1

Fixed

• Make Time.new not depend on Date.prototype.getTimezoneOffset() (#2426)
• Fix exception during Hash#each_value if keys get deleted during loop (#2427)
• Fix scan_until and check_until implementation of StringScanner (#2420)

New Contributors

• @Leon0402 made their first contribution in #2420

Full Changelog: v1.5.0...v1.5.1

v1.5.0

Added

• Introduce timezone support for Time by @hmdne in #2394
• DateTime and Date refactor by @hmdne in #2398
• Implement Number#prev_float/#next_float by @takaram in #2404
• Support binding.irb anywhere in the code, for both browsers and node by @hmdne in #2392 and #2408
• Added URI.decode_www_form by @HoneyryderChuck in #2387

Changed

• Move Math IE11-supporting polyfills to a separate file by @hmdne in #2395
• String methods always return Strings even when overloaded by @hmdne in #2413
• Misc changes extracted from DCE work by @elia in #2414
  • alias calls will not add the "old name" method to the list of stubs for method missing
• Optimize writer/setter methods (up to 4% performance gain!) by @hmdne in #2402
  • Also fixed few edge cases of conditional calls combined with setters, e.g. foo&.bar = 123

Performance

• Runtime optimization by @hmdne in #2383
  • Improve performance of argument coertion, fast-track Integer, String, and calling the designed coertion method
  • Optimize Array#[]= by moving the implementation to JavaScript and inlining type checks
  • Optimize internal runtime passing of block-options
• Compile case statements as switch whenever possible by @hmdne in #2411
• Improve performance with optimized common method/iter implementation shortcuts by @hmdne in #2401

Fixed

• Fix Regexp.new, replace \A to ^ and \z to $ by @ysakasin in #2079
• Fix exception during Hash#each and Hash#each_key if keys get deleted during the loop by @janbiedermann in #2403
• Fix defining multiple methods with the same block by @elia in #2397
• Correct String#to_proc and method_missing compatibility by @hmdne in #2418
• Exit REPL respecting the exit status number by @janbiedermann in #2396

Internal

• Rewriters refactor, fix interaction between cache and inverted runner by @hmdne in #2400
• releasing.md: add a step to prepare for next release by @hmdne in #2407

New Contributors

• @HoneyryderChuck made their first contribution in #2387

Full Changelog: v1.4.1...v1.5.0

v1.4.1

Changed

• PromiseV2 is now declared a stable interface! (#2380)

Fixed

• Args named with JS reserved words weren't always renamed when zsuper was involved (#2385)

v1.4.0

Added

• Implement chomp: option for String#each_line and #lines (#2355)
• Ruby 3.1 support and some older Ruby features we missed (#2347)
  • Use parser in 3.1 mode to support new language-level features like hashes/kwargs value omission, the pin operator for pattern matching
  • Array#intersect?
  • String#strip and String#lstrip to also remove NUL bytes
  • Integer.try_convert
  • public, private, protected, module_function now return their arguments
  • Class#descendants, Class#subclasses
  • (<=1.8) Kernel#local_variables
  • (<=2.3) Set local variables for regexp named captures (/(?<b>a)/ =~ 'a' => b = 'a')
  • Remove deprecated NIL, TRUE, FALSE constants
  • String#unpack and String#unpack1 to support an offset: kwarg
  • MatchData#match, MatchData#match_length
  • Enumerable modernization
    • Enumerable#tally to support an optional hash accumulator
    • Enumerable#each_{cons,slice} to return self
    • Enumerable#compact
  • Refinement becomes its own class now
  • Struct#keyword_init?
  • (pre-3.1) Large Enumerator rework
    • Introduce Enumerator::ArithmeticSequence
    • Introduce Enumerator::Chain
    • Introduce Enumerator#+ to create Enumerator::Chains
    • Enumerator#{rewind,peek,peek_values,next,next_values}
    • Improve corelib support for beginless/endless ranges and ArithmeticSequences
      • String#[], Array#[], Array#[]=, Array#fill, Array#values_at
    • Range#step and Numeric#step return an ArithmeticSequence when Numeric values are in play
    • Introduce Range#%
    • Enumerator::Yielder#to_proc
    • Fix #2367
  • (2.7) UnboundMethod#bind_call
  • (Opal) {Kernel,BasicObject}#{inspect,p,pp,method_missing} may work with JS native values now, also they now correctly report cycles
  • Enumerable#sum uses Kahan's summation algorithm to reduce error with floating point values
  • File.dirname supports a new level argument
• Vendor in optparse and shellwords (#2326)
• Preliminary support for compiling the whole bin/opal with Opal (#2326)

Fixed

• Fix coertion for Array#drop (#2371)
• Fix coertion for File.absolute_path (#2372)
• Fix some IO#puts edge cases (no args, empty array, nested array, …) (#2372)
• Preserve UNC path prefix on File.join (#2366)
• Methods on Kernel, BasicObject, Boolean will never return boxed values anymore (#2293)
  • false.tap{} will now correctly return a JS value of false, not Object(false)
• opal-parser doesn't break on <<~END strings anymore (#2364)
• Fix error reporting at the early stage of loading (#2326)

Changed

• Various outputted code size optimizations - 19% improvement for minified unmangled AsciiDoctor bundle - see: https://opalrb.com/blog/2021/11/24/optimizing-opal-output-for-size/ (#2356)
• Second round of code size optimizations - 3% improvement for AsciiDoctor bundle on top of the first round - 23% total - see: https://github.com/opal/opal/pull/2365/commits (#2365)
  • The calls to ==, != and === changed their semantics slightly: it's impossible to monkey patch those calls for String and Number, but on other classes they can now return nil and it will be handled correctly
  • The calls to ! changed their semantics slightly: it's impossible to monkey patch this call for Boolean or NilClass.
• Refactored the structure of the internal stdlib/nodejs folder (#2374)
  • Added nodejs/base with just I/O, exit, and ARGV management
  • Moved Process::Status to corelib
  • Fixed requires to be more robust

Removed

• Removed nodejs/irb from stdlib as it's been broken for some time (#2374)
• Removed Kernel#node_require from nodejs/kernel as it's been deprecated for a long time (#2374)

v1.4.0.alpha1

Please refer to UNRELEASED.md.