4.0.0-rc.1

2019-02-01: 4.0.0-rc.1

New features:

• all : added experimental null-safety feature through --macro nullSafety("package") (#7717)

General improvements and optimizations:

• all : improved unification error messages (#7547)
• all : added haxe4 define
• all : do not require semicolon for XML literals (#7438)
• all : made @:expose imply @:keep (#7695)
• all : unified cast, catch and Std.is behavior of null-values (#7532)
• macro : static variables are now always re-initialized when using the compilation server (#5746)
• macro : support @:persistent to keep macro static values across compilations
• js : improve js.Promise extern: now then callback argument types can be properly inferred (#7644)

Bugfixes:

• all : fixed various pattern matching problems
• all : fixed various wrong positions when encoding data to macros
• all : specified String.indexOf with out-of-bounds indices (#7601)
• all : fixed various problems related to DCE and feature-handling (#7694)
• all : fixed bad unary operator optimization (#7704)
• js : fixed syntax problem related to instanceof (#7653)
• flash : fixed var field access on interfaces being uncast (#7727)
• cpp : fixed various issues related to casts
• cpp : fixed some leftover unicode issues
• php : fixed class naming conflicts (#7716)
• eval : fixed Socket.setTimeout (#7682)
• eval : fixed int switch bug related to overflows

Removals:

• macro : deprecated Context.registerModuleReuseCall and onMacroContextReused (#5746)

4.0.0-preview.5

2018-10-13: 4.0.0-preview.5

New features:

• all : support Unicode strings properly on all targets
• all : support for (key => value in e) syntax for key-value iterators
• all : added keyValueIterator to Map and its implementations
• all : support loop-unrolling on for (i in 0...5) (#7365)
• all : added support for write-mode @:op(a.b)
• all : support inline call() and inline new expressions (#7425)
• all : support @:using on type declarations (#7462)
• all : support XML literal strings but require them to be macro-processed (#7438)
• all : allow enum values without arguments as default function argument values (#7439)
• lua : add -D lua-vanilla, which emits code with reduced functionality but no additional lib dependencies

General improvements and optimizations:

• all : [breaking] reserved operator and overload as keywords (#7413)
• all : made final on structure fields invariant (#7039)
• all : [breaking] disallowed static variables that have no type-hint and expression (#6440)
• all : added display/typeDefinition to display protocol (#7266)
• all : fixed various display-related problems
• all : made parser in display mode much more tolerant
• all : allowed assigning [] where Map is expected (#7426)
• all : unified various parts of the String API across all targets
• php : Optimized haxe.ds.Vector (VectorData is not Array anymore)
• php : Optimized Map.copy() and Array.copy()
• php : Optimized iterators of Map and native arrays.
• php : Support native PHP generators. See php.Syntax.yield() and php.Generator
• js : updated HTML externs
• eval : improved object prototype field handling (#7393)
• eval : optimized int switches (#7481)
• eval : improved IntMap and StringMap performance
• eval : improved performance of instance calls

Removals:

• all : disallowed get_x/set_x property syntax, use get/set instead (#4699)
• all : disallowed default values on interface variables (#4087)
• all : disallowed implements Dynamic on non-extern classes (#6191)
• all : warn about expressions in extern non-inline fields (#5898)
• all : removed -D use-rtti-doc, always store documentation instead (#7493)
• all : disallowed macro-in-macro calls (#7496)
• js : removed jQuery and swfobject externs (#7494)

Bugfixes:

• all : fix GC compacting too often in server mode
• all : [breaking] function () { }(e) is no longer parsed as a call (#5854)
• all : fixed various minor inlining issues
• all : disallowed return null from Void-functions (#7198)
• all : fixed various pattern matching problems
• all : fixed compiler hang in display mode (#7236)
• all : fixed the XML printer trimming CDATA content (#7454)
• all : fixed invalid visibility unification with statics (#7527)
• php : Escape $ in field names of anonymous objects (#7230)
• php : Generate switch as if...else if...else... to avoid loose comparison (#7257)
• cs : fixed bad evaluation order in structures (#7531)
• eval : fixed various problems with the debugger
• eval : fixed Vector.fromArrayCopy (#7492)
• eval : fixed bad string conversions on invalid + operations

Standard Library:

• all : [breaking] made Lambda functions return Array instead of List (#7097)
• all : added haxe.iterators package
• all : improved StringTools.lpad/rpad/htmlEscape implementation

4.0.0-preview.4

2018-06-12: 4.0.0-preview.4

New features:

• all : added JSON-RPC-based display protocol
• all : allow enum abstract syntax instead of @:enum abstract (#4282)
• all : allow extern on fields instead of @:extern
• all : support signature completion on incomplete structures (#5767)
• all : support auto-numbering and auto-stringification in enum abstracts (#7139)
• all : support Type1 & Type2 intersection syntax for type parameter constraints and structures (#7127)

General improvements and optimizations:

• all : reworked CLI usage/help output (#6862)
• all : implemented for loop unrolling (#3784)
• all : metadata can now use ., e.g. @:a.b. This is represented as a string (#3959)
• all : [breaking] disallow static extensions on implicit this (#6036)
• all : allow true and false expressions as type parameters (#6958)
• all : improved display support in many areas
• all : support override | completion
• all : make display/references and display/toplevel actually work sometimes
• all : allow var ?x and final ?x parsing in structures (#6947)
• all : improved overall robustness of the parser in display mode
• all : allow @:commutative on non-static abstract functions (#5599)
• js : added externs for js.Date (#6855)
• js : respect -D source-map flag to generate source maps in release builds
• js : enums are now generated as objects instead of arrays (#6350)
• eval : improved debugger, support conditional breakpoints

Removals:

• all : moved haxe.remoting to hx3compat
• js : moved js.XMLSocket to hx3compat
• neko : moved neko.net to hx3compat
• all : removed support for T:(A, B) constraint syntax

Bugfixes:

• all : fixed various issues with diagnostics
• all : fixed fields with default values for @:structInit classes (#5449)
• all : fixed Null<T> inconsistency in if/ternary expressions (#6955)
• all : fixed visibility check related to private constructors of sibling classes (#6957)
• all : fixed @:generic naming (#6968)
• all : fixed handling of type parameters in local functions (#6560)
• all : fixed resolution order between untyped and type parameters (#7113)
• all : fixed unification behavior in try/catch expressions (#7120)
• all : fixed field type being lost for Int expressions on Float fields (#7132)
• all : cleaned up inline handling (#7155)
• display : fixed completion in packages starting with underscore (#5417)
• php : fixed Reflect.callMethod with classes as first argument (#7106)
• eval : fixed internal exception surfacing in some context calls (#7007)
• eval : fixed Type.enumEq (#6710)
• flash : fixed silently swallowing exceptions in getters/setters when invoked with Reflect methods (#5460, #6871)

Standard Library:

• all : added resize to Array (#6869)
• all : [breaking] removed return this from some haxe.Http methods (#6980)

4.0.0-preview.3

2018-02-23: 4.0.0-preview.3

See full commit history at 4.0.0-preview.2...4.0.0-preview.3, notable changes below:

New features:

• all : added new function type syntax ((a:Int, b:String)->Void) (#6645)
• all : added column to StackItem.FilePos (#6665)
• all : added -D warn-var-shadowing
• all : added haxe.Log.formatOutput (#6738)
• js : added js.Syntax class for generating unsupported JavaScript syntax in a type-safe analyzer-friendly way
• js : added js.Map and js.Set and js.JsIterator extern definitions (ES6)
• hl : added hl.Format.digest, use it for native Sha1/Md5

General improvements and optimizations:

• all : made all non-warning/non-error compiler messages output to stdout (#4480)
• all : make DCE keep constructor if any instance field is kept (#6690)
• all : make final in structures use class notation
• display : added this and super to toplevel completion (#6051)
• php : implemented direct method comparison. No need to use Reflect.compareMethods()
• php : added php.Syntax.code() instead of deprecated untyped __php__() (#6708)
• php : added methods to php.Syntax for each php operator: ??, ?:, ** etc. (#6708)
• python : add ssl support for http requests
• python : improve Sys.print(ln) code generation (#6184)
• js : generate faster code for x.iterator() calls (#6669)
• js : rework exception handling, added js.Lib.getOriginalException (#6713)
• js : generate value instanceof MyClass instead of Std.is(value, MyClass) (#6687)
• js : use lazy getter for HaxeError.message instead of calling String(val) in the ctor (#6754)

Removals:

• php : removed php.Syntax.binop() (#6708)

Deprecations:

• php : deprecated support for untyped __php__, untyped __call__ etc. Use php.Syntax instead.

Bugfixes:

• all : delay interface accessor generation properly (#6225, #6672)
• all : fixed unbound variable error in anonymous functions (#6674)
• all : fixed abstract @:to used when from is available in a specific case (#6751)
• all : sys.Http: fix chunked encoding handling (#6763)
• all : fix some invalid Json being accepted by haxe.format.JsonParser (#6734)
• all : fixed haxe.format.JsonPrinter for instances of classes to make it produce consistent result across targets (#6801)
• all : fixed autogenerated constructor for extending @:structInit classes (#6822, #6078)
• js : fixed saving setter to tmp var before invocation (#6672)
• lua : fix toString behavior in the case of -0 (#6652)
• lua : properly bind field functions when passed as arguments (#6722)
• php : don't fail on generating import aliases for classes with the similar names (#6680)
• php : fixed Sys.environment() to also return variables set by Sys.putEnv()
• php : fixed sys.net.Socket.bind() (#6693)
• php : fixed appending "sqlite:" prefix to the names of files created by sys.db.Sqlite.open() (#6692)
• php : made php.Lib.objectOfAssociativeArray() recursive (#6698)
• php : fixed php error on parsing expressions like a == b == c (#6720)
• php : fixed multiple file uploads in php.Web.parseMultiPart() (#4173)
• php : fixed an issue with "Object" used as a class name for PHP 7.2 (it's a new keyword in php) (#6838)
• eval : don't lose dynamic function inits from parent classes (#6660)
• cs : fix order-dependent enum type parameter issue (#6016)

3.4.7

2018-02-22: 3.4.7

Bugfixes:

• all : fixed a compilation failure if output directory starts with a slash (#6844)
• all : fixed autogenerated constructor for extending @:structInit classes (#6822, #6078)
• display : fixed completion in import.hx files (#6022)
• php : fixed List.pop() for sequential pops (#6859)

3.4.6

2018-02-12: 3.4.6

Bugfixes:

• all : fixed a bug when Haxe compiler couldn't find std lib on Linux if executed by another program
• all : fixed "Unix.Unix_error" compiler failure if output directory contains a trailing slash (#6212, #6768)
• php7 : fixed an issue with "Object" used as a class name for PHP 7.2 (it's a new keyword in php) (#6838)
• as3 : fixed "inifinite recursion" compiler error for classes named "Object"

3.4.5

2018-01-31: 3.4.5

General improvements and optimizations:

• dce : optimized DCE performance (#6181)

Bugfixes:

• dce : don't remove constructor if any instance field is kept (#6062)
• js : fixed saving setter to tmp var before invocation (#6672)
• php7 : don't fail on generating import aliases for classes with the similar names (#6680)
• php7 : fixed appending "sqlite:" prefix to the names of files created by sys.db.Sqlite.open() (#6692)
• php7 : made php.Lib.objectOfAssociativeArray() recursive (#6698)
• php7 : fixed php error on parsing expressions like a == b == c (#6720)
• php7 : fixed Math.min() and Math.max() for NAN on PHP 7.1.9 and 7.1.10
• php/php7 : fixed sys.net.Socket.bind() (#6693)

4.0.0-preview.2

2017-10-08: 4.0.0-preview.2

New features:

• all : added final keyword (#6596)

General improvements and optimizations:

• all : replaced some occurrences of List with Array
• all : changed haxe.xml.Fast to an abstract
• all : improved optimization when comparing against null
• all : added support for case var x syntax and detect possible typos (#6608)
• php : changed --php-prefix, --php-front and --php-lib to -D php-prefix=, -D php-front= and -D php-lib= respectively

Removals:

• all : moved haxe.unit to hx3compat
• all : moved haxe.web.Request to hx3compat
• php : dropped php5 support; minimum supported php version is 7.0 now

Bugfixes:

• all : fixed issue with various functions not being displayed in macro context (#6000)
• all : fixed invalid static extension lookup on super (#3607)
• all : fixed typing error when constructing enums with abstracts over functions (#6609)
• all : fixed bug that skipped checking @:from typing in some cases (#6564)
• all : fixed Int64 parsing of negative numbers that end in a zero (#5493)
• all : fixed top-down inference when constructing enums (#6606)
• eval : fixed bug with equality handling
• eval : fixed issue with file creation not defaulting to binary
• eval : fixed invalid override detection (#6583)
• eval : fixed infinite recursion when printing arrays/vectors
• cs/java : fixed DCE bug that would lose toString method of thrown objects
• php/python : fixed some bit operators for Int32 (#5938)
• php : fixed accessing static inline var via reflection (#6630)
• php : fixed Math.min() and Math.max() for NAN on PHP 7.1.9 and 7.1.10
• js : fixed js syntax error for value.iterator-- (#6637)

Standard Library:

• macro : added have.display.Position and PositionTools.toRange (#6599)
• all : moved List to haxe.ds (#6610)

3.4.4

2017-10-08: 3.4.4

Bugfixes:

• flash : fixed flash target broken when compiled with OCaml 4.05 (#6589)
• php7 : fixed accessing static inline var via reflection (#6630)
• js : fixed js syntax error for value.iterator-- (#6637)
• cpp : fixed evaluation order problem when constructing enums (#6643)

4.0.0-preview.1

2017-09-12: 4.0.0-preview.1

New features:

• all : reworked macro interpreter (see blogpost)
• all : added support for arrow functions (see proposal)

General improvements and optimizations:

• js : improved generation of break inside switch inside loops (#4964)
• cs : improved generation of enum classes (#6119)
• sys : the database parameter of Mysql.connect is now optional
• js : updated jQuery extern (js.jquery.*) for jQuery 1.12.4 / 3.2.1 support.
• Makefile : default Unix installation location $(INSTALL_DIR) changed from /usr to /usr/local.
• Makefile : default Unix std location $(INSTALL_STD_DIR) changed from $(INSTALL_LIB_DIR)/std to $(INSTALL_DIR)/share/haxe/std.

Removals:

• all : removed --eval command line argument
• sys : SPOD (sys.db.Object, sys.db.Manager and friends) was moved into a separate library record-macros (https://github.com/HaxeFoundation/record-macros)
• js : js.JQuery and js.SWFObject were moved into hx3compat library (https://github.com/HaxeFoundation/hx3compat),
• it's recommended to use more modern js.jquery.JQuery and js.swfobject.SWFObject classes.
• all : moved haxe.web.Dispatch into hx3compat library (https://github.com/HaxeFoundation/hx3compat).

Bugfixes:

• php7: fix Reflect.field() for strings (#6276)
• php7: fix @:enum abstract generation without -dce full (#6175)
• php7: fix using enum constructor with arguments as a call argument (#6177)
• php7: fix null property access (#6281)
• php7: fix setting values in a map stored in another map (#6257)
• php7: fix haxe.io.Input.readAll() with disabled analyzer optimizations (#6387)
• php/php7: fixed accessing enum constructors on enum type stored to a variable (#6159)
• php/php7: fix "cannot implement previously implemented interface" (#6208)
• php: fix invoking functions stored in dynamic static vars (#6158)
• php: fix field access on new MyClass() expressions wrapped in a cast (#6294)

Standard Library:

• all : added EReg.escape (#5098)
• all : BalancedTree implements haxe.Constraints.IMap (#6231)