4.2.0

2021-02-09 4.2.0:

New features:

• all : implemented "classic" abstract classes and functions (see haxe-evolution#69) (#9716)
• all : module-level static declarations (#8460)
• all : implemented rest arguments (variadic functions) for all targets with haxe.Rest type (#9961)
• all : per-thread event loops sys.thread.Thread.events (#9868)
• all : added @:inheritDoc meta to inherit documentation for a type or field from another type or field (#9817)
• all : support method overloading for extern methods on all targets (#9793)
• all : constructors forwarding for abstracts with @:forward.new (#9735)
• all : added EIs constructor to haxe.macro.Expr (#9689)
• all : added variance forwarding with @:forward.variance (#9741)
• all : treat Any as Dynamic in variance unification (#6649)
• all : added some common exception types to haxe.exceptions package
• all : support metadata in var declaration syntax (#9618)
• all : added StringTools.unsafeCharAt (#9467)
• eval : added libuv bindings under eval.luv package (#9903)
• eval : added bindings to native Int64 and UInt64 implementations under eval.integers package (#9903)
• cs : UDP socket implementation (#8498)
• cs : added cs.Syntax module (#10051)
• jvm : added -D jvm.dynamic-level to control the amount of dynamic support code being generated. 0 = none, 1 = field read/write optimization (default), 2 = compile-time method closures
• java,jvm : support --java-lib <directory> (#9551)
• python : threading API implementation (#9754)

General improvements:

• all : expr is SomeType doesn't require parentheses anymore (#9672)
• all : increased priority of @:using extensions (#9681)
• all : allowed usage of static extensions with super (#10062)
• all : allow @:noDoc on fields too (#9893)
• all : made Map abstract transitive (#9877)
• all : support @:native on enum constructors (#9806)
• all : support @:using on typedefs (#9749)
• all : changed multiline errors format to use "..." as a prefix for subsequent lines (#9651)
• all : improved type inference with constrained monomorphs (#9549)
• all : print no-argument function types as ()->... instead of Void->... (#8148)
• all : allow function as package name
• all : improved object inlining (#9599)
• display : narrow range for hover on parametrized types (#8073)
• cs : added .NET 5.0 support (#10043)
• cpp : support native constructors on extern classes (#9516)
  php: php.Syntax.customArrayDecl (#9113)
• php : added externs for various php functions and classes
• php : optimized anonymous objects instantiation (#7916)
• hl : skip compilation if no module has been changed (#9922)
• lua : use hx-lua-simdjson for Lua json parsing (#9885)
• jvm : less CPU consuming sys.thread.Lock implementation

Bugfixes:

• all : fixed Template.resolve when current context is not an object (#9372)
• all : get and set functions of haxe.io.Float64Array actually use 64-bit floats now (#9972)
• all : treat empty blocks {} as object declarations in array comprehension (fixes #9971)
• all : haxe.format.JsonParser: preserve Float-typed values when they are written as such in JSON (ie. "5.0" or "0.0") (#9844)
• all : fixed priority of forwarded static extensions (#9680)
• all : fixed some inconsistency in variance unification for abstracts (#9743)
• display : fixed completion with platform-specific files (#9423)
• cpp : fixed conversion of cpp.Int64 to/from haxe.Int64 (#10101)
• cpp : fixed extending extern classes with @:nativeGen classes (#9431)
• php : fixed generation with subdirectories in -D php-front=subdir/index.php (#10037)
• php : fixed local vars with the same names as super global vars (#9924)
• eval : allow full range of 32bit integers in Std.random (#9974)
• js : fixed haxe.CallStack.exceptionStack (#9968)
• js : fixed compatibility issue with closure compiler upon unused catch vars (#9617)
• lua : fixed anonymous object printing issue with null fields on tables
• hl : drop data of terminated threads (#9875)
• macro : fixed haxe.macro.Context.storeTypedExpr for enum constructs (#9828)
• macro : emit a deprecation warning upon a macro call instead of upon a macro function declaration (#9425)
• macro : fixed uncatchable error from haxe.macro.Context.getType (#9449)
• jvm : fixed Type.resolveEnum for enums in the root package (#9809)
• jvm : fixed Type.resolveEnumName for enums in the root package (#9759)
• cs : fixed cs.Lib.rethrow (#9738)
• nullsafety : respect @:nullSafety(Off) on var declarations: var @:nullSafety(Off) v
• nullsafety : respect @:nullSafety(Off) in closures in constructors (#9643)
• nullsafety : fixed error "Type not found : haxe.macro.Compiler.NullSafetyMode_Impl" (#9483)