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v1.3.0

@elia elia released this
· 84 commits to master since this release
v1.3.0
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Added

  • Add support for retry (#2264)
  • Modernize Exceptions (#2264)
    • Add #cause, #backtrace_locations, #full_message to Exception
    • Normalize backtraces across platforms
    • Add Thread::Backtrace::Location
    • Output Exception#full_message on uncaught exceptions (#2269)
  • TracePoint :class support (#2049)
  • Implement the Flip-Flop operators (#2261)
  • Add JS[] to access properties on the global object (#2259)
  • Add ENV.fetch to the Nodejs implementation of ENV (#2259)
  • Opal::Cache, an optional compiler cache (enabled by default) (#2242, #2278, #2329)
  • Alias for gvars, alias on main (#2270)
  • Support for GJS (GNOME's JavaScript runtime) runner (#2280)
  • Scope variables support for eval() (#2256)
  • Add support for Kernel#binding (#2256)
  • A (mostly) correct support for refinements (#2256)
  • Add support for ECMAScript modules with an --esm CLI option (#2286)
  • Implement Regexp#names and add named captures support (#2272)
  • REPL improvements: (#2285)
    • Colored output & history support
    • ls to show available constants and variable
  • Add Method#=== as an alias to Method#call, works the same as Proc#=== (#2305)
  • Add IO#gets and IO#read_proc along with other supporting methods (#2309)
    • Support #gets on most platforms, including browsers (via prompt)
    • Move the REPL to a --repl CLI option of the main executable
    • Completely refactor IO, now supporting methods like #each_line throughout the entire IO chain
    • Add a runner for MiniRacer (as miniracer)
    • Support Windows on the Chrome runner
    • Support Windows on the REPL
    • Platforms an IO implementations should either set IO#read_proc or overwrite IO#sysread
  • [experimental] Add support for JavaScript async/await (#2221)
    • Enable the feature by adding a magic comment: # await: true
    • The magic comment can be also used to mark specific method patterns to be awaited
      (e.g. # await: *_await, sleep will make any method ending in _await or named sleep to be awaited)
    • Add Kernel#__await__ as a bridge to the await keyword (inspired by CoffeeScript await support)
    • Require opal/await to get additional support
    • Read more on the newly added documentation page
  • Better interoperability between legacy Promise (v1) and native Promise (v2) (#2221)
    • Add PromiseV1 as an alias to the original (legacy) Promise class
    • Add #to_v1 and #to_v2 to both classes
    • Promise#to_n will convert it to a native Promise (v2)
  • Add Opal::Config.esm to enable/disable ES modules (#2316)
    • If Config.esm is enabled, SimpleServer does type="module"
    • Add new rack-esm example
  • Add a QuickJS (https://bellard.org/quickjs/) runner (#2331)
  • Add IO#fileno, Method#curry, Buffer#to_s, Pathname.pwd (#2332)
  • Add NodeJS support for ARGF, ENV.{inspect,to_h,to_hash,merge}, File.{delete,unlink}, Kernel#system, Kernel#`, Process::Status (#2332)
  • Introduce __dir__ support (#2323)
  • Full autoload support (#2323)
    • Now compatible with opal-zeitwerk and isomorfeus
    • Allow toplevel autoloads
    • Allow dynamic autoloads (e.g. can be hooked to fetch a URL upon autoload with a custom loader)
    • Allow overwriting require (e.g. like rubygems does)
    • Allow autoloading trees with require_tree "./foo", autoload: true
    • Add Module#autoload?
  • Autoload parts of the corelib (#2323)

Fixed

  • Fixed multiple line Regexp literal to not generate invalid syntax as JavaScript (#1616)
  • Fix Kernel#{throw,catch} along with UncaughtThrowError (#2264)
  • Update source-map-support to fix an off-by-one error (#2264)
  • Source map: lines should start from 1, not 0 (#2273)
  • Allow for multiple underscored args with the same name in strict mode (#2292)
  • Show instance variables in Kernel#inspect (#2285)
  • 0.digits was returning an empty array in strict mode (#2301)
  • Non Integer numbers were responding to #digits (#2301)
  • Correctly delete hash members when dealing with boxed strings (#2306)
  • Escape string components in interpolated strings (dstrs) correctly (#2308)
  • Don't try to return the JS debugger statement, just return nil (#2307)
  • Retain the - while stringifying -0.0 (#2304)
  • Fix super support for rest args and re-assignments with implicit arguments (#2315)
  • Fix calling Regexp#last_match when $~ is nil (#2328)
  • Windows support for chrome runner (#2324)
    • Use correct node separator for NODE_PATH on Windows
    • Pass dir and emulate exec a bit on Windows
    • Use Gem.win_platform?, match supported platform to ruby, simplify run
  • NodeJS: Drop the first -- argument in ARGV (#2332)
  • Fix Object#require not pointing to Kernel#require (#2323)

Changed

  • Fast-track bad constant names passed to Struct.new (#2259)
  • Renamed internal super related helpers,
    find_super_dispatcher is now find_super, find_iter_super_dispatcher is now find_block_super (#2090)
  • The opal-repl CLI now requires files to be passed with --require (or -r) instead of the bare filename (#2309)
  • Process is now a Module, not a Class - just like in MRI (#2332)
  • s = StringIO.new("a"); s << "b"; s.string now returns "b", like MRI, but Opal used to return "ab" (#2309)

Internal

  • Switch from jshint to ESLint (#2289)
  • Switch from UglifyJS to Terser (#2318)
  • [CI] Performance regression check (#2276, #2282)