Features

lang

• [breaking] Support alignof and instance_alignof (#14087, thanks @HertzDevil)
• (annotations) Support dll parameter in @[Link] (#14131, thanks @HertzDevil)
• (macros) Expose macro Call context via new @caller macro ivar (#14048, thanks @Blacksmoke16)

stdlib

• (collection) Add Enumerable#present? (#13866, thanks @straight-shoota)
• (collection) Add Enumerable#each_step and Iterable#each_step (#13610, thanks @baseballlover723)
• (collection) Add Enumerable(T)#to_set(& : T -> U) : Set(U) forall U (#12654, thanks @caspiano)
• (collection) Add Enumerable(T)#to_a(& : T -> U) forall U (#12653, thanks @caspiano)
• (files) Add IO::Error#target (#13865, thanks @straight-shoota)
• (llvm) Add LLVM::OperandBundleDef#dispose (#14095, thanks @HertzDevil)
• (llvm) Windows: Use local configuration for LLVM when linking dynamically (#14101, thanks @HertzDevil)
• (macros) Add CharLiteral#ord (#13910, thanks @refi64)
• (macros) Add macro methods for MacroIf and MacroFor nodes (#13902, thanks @sbsoftware)
• (macros) Expose doc comments on ASTNode when generating docs (#14050, thanks @Blacksmoke16)
• (macros) Add macro methods for ModuleDef (#14063, thanks @HertzDevil)
• (macros) Add macro methods for Include and Extend (#14064, thanks @HertzDevil)
• (macros) Add macro methods for ClassDef, EnumDef, AnnotationDef (#14072, thanks @HertzDevil)
• (numeric) Implement BigRational's rounding modes (#13871, thanks @HertzDevil)
• (numeric) Support full exponent range in BigFloat#**(BigInt) (#13881, thanks @HertzDevil)
• (numeric) Add Math.fma (#13934, thanks @HertzDevil)
• (numeric) Add Number#integer? (#13936, thanks @HertzDevil)
• (numeric) Publish Int::Primitive#abs_unsigned and #neg_signed (#13938, thanks @HertzDevil)
• (numeric) Add Int::Primitive#to_signed, #to_signed!, #to_unsigned, #to_unsigned! (#13960, thanks @HertzDevil)
• (numeric) Support BigFloat#** for all Int::Primitive arguments (#13971, thanks @HertzDevil)
• (numeric) Add Float32::MIN_SUBNORMAL and Float64::MIN_SUBNORMAL (#13961, thanks @HertzDevil)
• (numeric) Add Float::Primitive.parse_hexfloat, .parse_hexfloat?, #to_hexfloat (#14027, thanks @HertzDevil)
• (numeric) Implement sprintf "%f" in Crystal using Ryu Printf (#14067, thanks @HertzDevil)
• (numeric) Implement sprintf "%e" in Crystal (#14084, thanks @HertzDevil)
• (numeric) Implement sprintf "%a" in Crystal (#14102, thanks @HertzDevil)
• (numeric) Implement sprintf "%g" in Crystal (#14123, thanks @HertzDevil)
• (runtime) Add Crystal::HOST_TRIPLE and TARGET_TRIPLE (#13823, thanks @HertzDevil)
• (runtime) [experimental] Add Reference.pre_initialize and .unsafe_construct (#14108, thanks @HertzDevil)
• (runtime) [experimental] Add ReferenceStorage for manual allocation of references (#14106, thanks @HertzDevil)
• (serialization) Fix StaticArray#to_json (#14104, thanks @Vendicated)
• (specs) Add crystal spec --dry-run (#13804, thanks @nobodywasishere)
• (specs) Add crystal spec --list-tags (#13616, thanks @baseballlover723)
• (system) Respect Windows Path directory separators in File.match? (#13912, thanks @HertzDevil)
• (text) Support Unicode 15.1.0 (#13812, thanks @HertzDevil)
• (text) Add UUID.v1, .v2, .v3, .v4, .v5 (#13693, thanks @threez)
• (text) Add String and Char patterns to StringScanner (#13806, thanks @funny-falcon)
• (text) Add EOLconstant (End-Of-Line) (#11303, thanks @postmodern)
• (text) Add Char::Reader#current_char?, #next_char?, #previous_char? (#14012, thanks @HertzDevil)
• (text) Add String#matches_full? (#13968, thanks @straight-shoota)
• (text) Change Regex::MatchData#to_s to return matched substring (#14115, thanks @Vendicated)

compiler

• (codegen) Add incremental optimization levels (#13464, thanks @kostya)
• (debugger) Support debug information for 64-bit or unsigned enums (#14081, thanks @HertzDevil)
• (interpreter) Support instance_sizeof(T) in the interpreter (#14031, thanks @HertzDevil)
• (interpreter) Support -dynamic.lib in Windows interpreter (#14143, thanks @HertzDevil)
• (interpreter) Support absolute paths in CRYSTAL_INTERPRETER_LOADER_INFO (#14147, thanks @HertzDevil)
• (interpreter) Add Crystal::Repl#parse_and_interpret (#14138, thanks @bcardiff)
• (semantic) Change short_reference for top-level methods to ::foo (#14071, thanks @keshavbiswa)

tools

• (docs-generator) Expose inherited macros in generated API docs (#13810, thanks @Blacksmoke16)
• (docs-generator) Order macros below class methods in generated docs (#14024, thanks @Blacksmoke16)
• (formatter) Do not remove trailing comma from multi-line macro/def parameters (not yet enabled) (#14075, thanks @Blacksmoke16)
• (unreachable) Add --check flag to crystal tool unreachable (#13930, thanks @straight-shoota)
• (unreachable) Add annotations to output of crystal tool unreachable (#13927, thanks @straight-shoota)
• (unreachable) Print relative paths in crystal tool unreachable (#13929, thanks @straight-shoota)
• (unreachable) Add CSV output format to crystal tool unreachable (#13926, thanks @straight-shoota)
• (unreachable) Add --tallies option to crystal tool unreachable (#13969, thanks @straight-shoota)

Bugfixes

stdlib

• Fix Box(T?) crashing on nil (#13893, thanks @HertzDevil)
• Fix typos in src (#14053, thanks @kojix2)
• (collection) Fix Indexable#each_repeated_combination(n) when n > size (#14092, thanks @HertzDevil)
• (concurrency) Make Process#wait asynchronous on Windows (#13908, thanks @HertzDevil)
• (concurrency) Fix math overflow after spawning Int32::MAX + 1 fibers (#14096, thanks @ysbaddaden)
• (concurrency) Fix can't resume a running fiber (#14128, thanks @ysbaddaden)
• (crypto) Fix OpenSSL error handling for EOF (support for OpenSSL 3.2) (#14169, thanks @straight-shoota)
• (files) Fix Globber.constant_entry? matching patterns (#13955, thanks @GeopJr)
• (files) Fix String::Buffer and IO::Memory capacity to grow beyond 1GB (#13989, thanks @straight-shoota)
• (llvm) Fix a typo (#13914, thanks @kojix2)
• (numeric) Make String#to_f(whitespace: false) work with infinity and NaN (#13875, thanks @HertzDevil)
• (numeric) Use LibGMP::SI and UI for size checks, not Long and ULong (#13874, thanks @HertzDevil)
• (numeric) Fix integral part extraction in Number#format (#14061, thanks @HertzDevil)
• (numeric) Fix out-of-bounds access in Int128::MIN.to_s(base: 2) (#14119, thanks @HertzDevil)
• (numeric) Avoid double rounding in Float#format for nonnegative decimal_place (#14129, thanks @HertzDevil)
• (runtime) Avoid @[ThreadLocal] on Android (#14025, thanks @HertzDevil)
• (runtime) Never use string interpolation in Crystal::System.print_error (#14114, thanks @HertzDevil)
• (runtime) Fix segfault with next boehm gc (after v8.2.4) (#14130, thanks @ysbaddaden)
• (specs) Skip spec execution on error exit (#13986, thanks @straight-shoota)
• (system) Fix FileUtils.ln_sf to override special file types (#13896, thanks @straight-shoota)
• (system) Fix Process.exists? throwing errors on EPERM (#13911, thanks @refi64)
• (system) Fix portable shell command arguments in Process#prepare_args (#13942, thanks @GeopJr)
• (system) Windows: Do not close process handle in Process#close (#13997, thanks @HertzDevil)
• (system) Windows: clear Crystal::System::Process#@completion_key after use (#14068, thanks @HertzDevil)
• (system) Fix UTF-8 console input on Windows (#13758, thanks @erdian718)
• (text) Fix invalid UTF-8 handling in Char::Reader#previous_char (#14013, thanks @HertzDevil)
• (text) Fix options parameter for String#split, #scan (#14183, thanks @straight-shoota)
• (time) Fix time span overflow on Int#milliseconds and Int#microseconds (#14105, thanks @bcardiff)

compiler

• (cli) Remove unnecessary file check for CLI arguments (#13853, thanks @straight-shoota)
• (cli) Check for invalid integers in compiler's CLI (#13959, thanks @HertzDevil)
• (cli) Fix compiler error message for invalid source file (#14157, thanks @straight-shoota)
• (codegen) Fix a typo in compiler source (#14054, thanks @kojix2)
• (codegen) Fix codegen error when discarding is_a? or responds_to?'s result (#14148, thanks @HertzDevil)
• (interpreter) Fix element alignment of Tuple and NamedTuple casts (#14040, thanks @HertzDevil)
• (interpreter) Crystal::Loader: Skip second linker member on Windows if absent (#14111, thanks @HertzDevil)
• (parser) Support %r and %x when not followed by delimiter start (#13933, thanks @HertzDevil)
• (parser) Fix location of global Path nodes in certain constructs (#13932, thanks @HertzDevil)
• (parser) Fix ToSVisitor for expanded string interpolation in backticks (#13943, thanks @straight-shoota)
• (parser) Fix location for "invalid trailing comma in call" errors (#13964, thanks @HertzDevil)
• (semantic) Fix check for file type (#13760, thanks @straight-shoota)
• (semantic) Fix private type definitions with namespaced Paths (#13931, thanks @HertzDevil)
• (semantic) Fix missing param count in compilation error message (#13985, thanks @koffeinfrei)
• (semantic) Fix ReadInstanceVar on typedefs (#14044, thanks @HertzDevil)
• (semantic) Fix global Path lookup inside macro when def has free variables (#14073, thanks @HertzDevil)
• (semantic) Add location information to implicit flag enum members (#14127, thanks @Blacksmoke16)

tools

• (docs-generator) Fix crystal docs check File.exists? for shard.yml (#13937, thanks @straight-shoota)
• (docs-generator) Fix version sorting in API docs (#13994, thanks @m-o-e)
• (docs-generator) Strip whitespace in doc comment before determining summary line (#14049, thanks @Blacksmoke16)
• (docs-generator) Skip Crystal::Macros unless generating docs (#13970, thanks @straight-shoota)
• (init) Fix tool init error message when target exists but not a dir (#13869, thanks @straight-shoota)
• (unreachable) Fix infinite recursion of expanded nodes in UnreachableVisitor (#13922, thanks @straight-shoota)

Chores

lang

• (macros) [deprecation] Deprecate the splat operators in macro expressions (#13939, thanks @HertzDevil)

stdlib

• (llvm) [deprecation] Deprecate LLVM.start_multithreaded and .stop_multithreaded (#13949, thanks @HertzDevil)

Performance

stdlib

• (concurrency) Skip indirections in Crystal::Scheduler (#14098, thanks @ysbaddaden)
• (numeric) Optimize BigInt#&, #|, #^ with Int::Primitive arguments (#14006, thanks @HertzDevil)
• (numeric) Optimize BigInt#bit (#13980, thanks @HertzDevil)
• (numeric) Use #trailing_zeros_count in Int#gcd (#14069, thanks @HertzDevil)
• (serialization) Optimize JSON::Builder#string with byte-based algorithm (#13915, thanks @straight-shoota)
• (serialization) Improve performance of JSON::Builder#string with direct stringification (#13950, thanks @straight-shoota)
• (text) Refactor HTML.unescape in native Crystal (#13844, thanks @straight-shoota)
• (text) Refactor some uses of the blockless String#split (#14001, thanks @HertzDevil)

Refactor

stdlib

• (concurrency) Add Crystal::System::Thread (#13814, thanks @HertzDevil)
• (concurrency) Move Thread#set_current_thread to Fiber (#14099, thanks @ysbaddaden)
• (files) Use IO.copy in IO#gets_to_end (#13990, thanks @straight-shoota)
• (files) Do not use pointerof(Path) in the standard library (#14144, thanks @HertzDevil)
• (llvm) [deprecation] Remove LLVMExtSetCurrentDebugLocation from llvm_ext.cc for LLVM 9+ (#13965, thanks @HertzDevil)
• (llvm) Replace some deprecated LLVM bindings (#13953, thanks @HertzDevil)
• (llvm) Split LibLLVM by C headers (#13948, thanks @HertzDevil)
• (llvm) Support LLVMSetTargetMachineGlobalISel from LLVM 18 (#14079, thanks @HertzDevil)
• (llvm) Support the operand bundle API from LLVM 18 (#14082, thanks @HertzDevil)
• (numeric) Simplify String::Formatter when Ryu Printf is available (#14132, thanks @HertzDevil)
• (runtime) Implement most of Crystal::System.print_error in native Crystal (#14116, thanks @HertzDevil)
• (text) Drop Char::Reader#@end (#13920, thanks @straight-shoota)
• (text) Generate src/html/entities.cr automatically (#13998, thanks @HertzDevil)
• (time) Refactor leap year to use divisible_by? (#13982, thanks @meatball133)

compiler

• Remove relative path to vendored shards markd and reply (#13992, thanks @nobodywasishere)
• (cli) Generalize allowed values for compiler CLI --format option (#13940, thanks @straight-shoota)
• (parser) Use Char#to_i? in lexer (#13841, thanks @straight-shoota)

tools

• (unreachable) Refactor UnreachablePresenter (#13941, thanks @straight-shoota)

Documentation

lang

• (macros) Add reference to book how merging macro expansion and call docs (#14139, thanks @Blacksmoke16)

stdlib

• (collection) Fix documentation of Hash#put_if_absent (#13898, thanks @ilmanzo)
• (collection) Improve docs on initial/default values passed to Array.new and Hash.new (#13962, thanks @straight-shoota)
• (collection) Improve docs for Iterator step-by-step iteration (#13967, thanks @straight-shoota)
• (macros) Document Crystal::Macros::MagicConstant (#14070, thanks @HertzDevil)
• (serialization) Add docs and explicit type restriction for indent parameter of JSON.build (#14140, thanks @syeopite)
• (text) Add note about Char::Reader's value semantics (#14008, thanks @HertzDevil)
• (text) Fix documentation for String#index! (#14038, thanks @gettalong)

compiler

• (cli) Add optimization levels to manpage (#14162, thanks @straight-shoota)
• (cli) Add unreachable options to manpage (#14164, thanks @straight-shoota)
• (cli) Fix formatting in manpage (#14163, thanks @straight-shoota)

Specs

stdlib

• Add pending_wasm32 (#14086, thanks @HertzDevil)
• (concurrency) Workaround regular timeouts in HTTP::Server specs with MT (#14097, thanks @ysbaddaden)
• (files) Fix File::AccessDeniedError expectations in File specs (#14029, thanks @HertzDevil)
• (text) Refactor specs for HTML.unescape (#13842, thanks @straight-shoota)
• (text) Fix spec for String#encode and String.new on DragonFlyBSD (#13944, thanks @GeopJr)

compiler

• (codegen) Remove LLVMExtCreateMCJITCompilerForModule from llvm_ext.cc (#13966, thanks @HertzDevil)
• (interpreter) Disable mkfifo spec for interpreter (#14051, thanks @HertzDevil)
• (interpreter) Fix interpreter specs on Windows (#14145, thanks @HertzDevil)

tools

• (docs-generator) Use top_level_semantic in doc spec instead of semantic (#9352, thanks @makenowjust)

Infrastructure

• Changelog for 1.11.0 (#14158, thanks @straight-shoota)
• Update previous Crystal release - 1.10.0 (#13878, thanks @straight-shoota)
• Allow to specify git fork of distribution-scripts in CI (#13976, thanks @miry)
• Extract generate_data to separate Makefile (#14015, thanks @straight-shoota)
• Windows: Run specs in random order by default (#14041, thanks @HertzDevil)
• Update shards 0.17.4 (#14133, thanks @straight-shoota)
• Update distribution-scripts (#14136, thanks @straight-shoota)
• Update GH Actions to v4 (#14120, thanks @renovate)
• Embed logo image into repository and upgrade to SVG (#14137, thanks @straight-shoota)
• Improvements for github-changelog script (#14160, thanks @straight-shoota)
• Add scripts/generate_llvm_version_info.cr (#14112, thanks @HertzDevil)
• Fix make clean to remove zipped manpages (#14135, thanks @straight-shoota)
• Make scripts/*.cr all executable (#13999, thanks @HertzDevil)
• Reformat changelog release headings (#13663, thanks @straight-shoota)
• Merge samples/.gitignore into .gitignore (#14134, thanks @straight-shoota)
• (ci) Update GH Actions (#13801, thanks @renovate)
• (ci) Update LLVM patch version to LLVM 17.0.6 (#14080, thanks @straight-shoota)
• (ci) Configure Renovate Bot to add label topic:infrastructure/ci on PRs (#14166, thanks @straight-shoota)
• (ci) Update GH Actions (#14165, thanks @renovate)
• (ci) Distribute LLVM DLLs on Windows CI (#14110, thanks @HertzDevil)
• (ci) Use CMAKE_MSVC_RUNTIME_LIBRARY flag in win.yml (#13900, thanks @HertzDevil)