CHANGES (p.js_of_ocaml-compiler.4.0.0.doc.CHANGES)

Features/Changes

Compiler: add --target-env flag, for JS runtime specific compilation targets (#1160).
Compiler: static evaluation of backend_type (#1166)
Compiler: speedup emitting js files (#1174)
Compiler: simplify (a | 0) >>> 0 into (a >>> 0) (#1177)
Compiler: improve static evaluation of cond (#1178)
Compiler: be more consistent dealing with js vs ocaml strings (#984)
Compiler: Compiler: add BigInt to provided symbols (fix #1168) (#1191)
Compiler: use globalThis, drop joo_global_object #1193
Compiler: new -Werror flag to turn wanrings into errors (#1222)
Compiler: make the inlining less agressive, reduce size, improve pref (#1220)
Compiler: rename internal library js_of_ocaml-compiler.runtime to js_of_ocaml-compiler.runtime-files
Lib: new runtime library to improve compatibility with Brr and gen_js_api
Lib: add messageEvent to Dom_html (#1164)
Lib: add PerformanceObserver API (#1164)
Lib: add CSSStyleDeclaration.{setProperty, getPropertyValue, getPropertyPriority, removeProperty} (#1170)
Lib: make window.{inner,outer}{Width,Height} non-optional
Lib: introduce Js_of_ocaml.Js_error module, deprecate Js_of_ocaml.Js.Error exception.
Lib: add deprecation warning for deprecated code
PPX: json can now be derived for mutable records (#1184)
Runtime: use crypto.getRandomValues when available (#1209)
Misc: move js_of_ocaml-ocamlbuild out to its own repo
Misc: add support for OCaml 4.14 (#1173)

Bug fixes

Compiler: fix sourcemap warning for empty cma (#1169)
Compiler: Strengthen bound checks. (#1172)
Compiler: fix --wrap-with-fun under node (#653, #1171)
Compiler: fix parsing of annotaions in js stubs (#1212, fix #1213)
Ppx: allow apostrophe in lident (fix #1183) (#1192)
Runtime: fix float parsing in hexadecimal form
Runtime: fix implementation of caml_js_instanceof
Graphics: fix mouse_{x,y} (#1206)

3.11.0 (2021-10-06) - Lille

Features/Changes

Compiler: setting tc_depth to 0 remove direct call from the tc optimization.
Lib: add hidden, onfullscreenchange and onwebkitfullscreenchange to document
Runtime: fixes for Windows, all tests pass
Runtime: make all windows drive available on nodejs.
Runtime: add support for Sys.mkdir and Sys.rmdir
Runtime: make stdin work on nodejs
Runtime: add support for Unix(stat,lstat,mkdir,rmdir,symlink,readlink,unlink,getuid) on nodejs.
Runtime: add caml_raise_with_args

Bug fixes

Compiler: fix toplevel generation (#1129, #1130, #1131)
Compiler: fix predefined exn id with separate compilation
Compiler: js stubs without 'Provides' should still allow 'Require'
Runtime: fix handling of uncaugh exceptions
Runtime: fix error handling of Sys.readdir
Dune: make git version lookup more resilient

3.10.0 (2021-08-30) - Lille

Features/Changes

Compiler: add support for OCaml 4.13
Compiler: new tool to check for missing primitives
Compiler: drop support for OCaml 4.03 and bellow
Lib: add offsetX and offsetY to Dom_html.mouseEvent
Lib: add innerText property for Dom_html
Runtime: add dummy implementation for many dummy primitives
Runtime: add runtime for new float operation in 4.13 #1113 (by pmwhite)

Misc

manual/rev_bindings.wiki: fix compilation error

3.9.1 (2021-02-17) - Lille

Features/Changes

Runtime: add missing primitives for OCaml 4.12

Bug fixes

Compiler: fix handling of offsetclosure with 4.12
Compiler: fix ocaml_version parsing to support tilde

3.9.0 (2021-02-15) - Lille

Features/Changes

Lib: add clipboardEvent to Dom_html and update appropriate function signatures
Lib: add submitEvent to Dom_html and update appropriate function signatures
Compiler: complete support for OCaml 4.12
Lib: expose API to attached and retrieve js errors to/from ocaml exceptions
Lib: intersection observer API fixes

Bug fixes

Compiler: fix a segmentation fault when flat-float-array mode is disabled.

3.8.0 (2020-10-21) - London

Features/Changes

compiler, ppx_js, ppx_deriving_json: port PPX's to ppxlib (#1041)

3.7.1 (2020-09-29) - London

Features/Changes

lib: Add Navigator.{vendor,maxTouchPoints} (#1062)
lib: adds the intersection observer API (#1063)

Bug fixes

compiler: revert of "Eliminate allocation of dummy function #1013"
compiler: fix for #1051 (#1052), Ensure the overflow warning is always displayed
runtime: add missing primitives for 4.11
lib: Fix resize-observer (#1058)

3.7.0 (2020-08-05) - Lille

Features/Changes

Runtime: allow one to override xmlHttpRequest.create (#1002)
Runtime: Change the semantic of MlBytes.toString, introduce MlBytes.toUtf16
Compiler: initial support for OCaml 4.11
Compiler: initial support for OCaml 4.12
Compiler: improve the javascript parser by relying on menhir incremental api.
Compiler: Eliminate allocation of dummy function #1013

Bug fixes

Compiler: fix code generation for recursive function under for-loops (#1009)
Compiler: the jsoo compiler compiled to javascript was not behaving correctly when parsing constant in the from the bytecode
Compiler: make sure inline doesn't loop indefinitly (#1043)
Compiler: fix bug generating invalid javascript for if-then construct (#1046)
Compiler: do not use polymorphic comparison when joining float values (#1048)
Lib: Rename msg to message in Worker (#1037)
Lib: fix graphics_js when build with separate compilation (#1029)

3.6.0 (2020-04-26) - Lille

Features/Changes

Compiler: change compilation scheme for branches (#948)
Compiler: Introduce sub-command: link, build-runtime, build-fs (#987)
Compiler: embed javascript runtime in the compiler (#978)
Compiler: refactor javascript lexer/parser, add tests (#986)
Runtime: clean runtime for string vs bytes
Runtime: remove many old polyfill
Runtime: add unix_isatty
Runtime: optimize caml_call_gen (#996)
Runtime: change representation of int64 (#905)
Runtime: improve node.js backend for Sys.command (#979)
Runtime: add javascript runtime for Str (#998)
Lib: add closest method to element (#930)
Lib: add several methods and functions to Typed_array (#970)
Ppx: ppx_js behave better with merlin (#933)
Misc: Cleanup Meta files (e.g. js_of_ocaml.tyxml is no longer valid library name)
Misc: switch to ocamlformat.0.14

Bug fixes

Compiler: fix vardecl optim (#946)
Compiler: restore optimization when generating if statements
Compiler: fix javascript parser in the presence of line directives (#980)
Runtime: Catch nodejs errors and re-raise them as Sys_error
Runtime: fix caml_parse_sign_and_base and unsigned syntax
Runtime: fix caml_js_wrap_meth_callback_strict (#996)
Runtime: fix over-application of javascript callback (#996)
Runtime: fix partial-application of javascript callback (#996)
Runtime: fic caml_js_wrap_meth_callback_unsafe (#996)
Lib: Fix the type of blur and focus event to be focusEvent (#929)

3.5.2 (2019-12-14) - Hong Kong

Features/Changes

Misc: support for ocaml 4.10
Misc: ppx_deriving_json uses ppxlib >= 0.9

Bug fixes

Runtime: fix pseudo fs initialization (#931)

3.5.1 (2019-11-16) - Hong Kong

Features/Changes

Bug fixes

Runtime: fix poly compare with null and undefined (#920)
Lib: Deriving Json does not export an [import] unit
Dynlink/toplevel: export all units when no export file is specified (#921)
Ppx: ppx_deriving_json should allow [%to_json: t] syntax

3.5.0 (2019-11-10) - Hong Kong

Features/Changes

Compiler: Improve testing of the compiler (Ty Overby)
Compiler: Add several macros for making the runtime easier to maintain (#771) (Ty Overby)
Compiler: Allow to emit one javascript per compilation unit (#783)
Compiler: refactoring (#781, #782, #787, #795, #802)
Compiler: more source map location for the javascript runtime (#795)
Compiler: tune variable naming (#838)
Compiler: Work around num lib incompatibility
Compiler: escape '</' in strings (#899)
Compiler: speedup toplevel creation
Runtime: support sharing when marshaling (#814)
Runtime: add caml_obj_with_tag
Runtime: support marshaling custom block
Runtime: complete rewrite of bigarray
Runtime: complete num implementation
Runtime: add caml_ba_hash
Runtime: rewrite polymorphic compare
Ppx: switch ppx rewriter to the OCaml 4.08 ast
Misc: Improve CI speed
Misc: remove ppx_deriving dependency
Misc: remove cppo dependency
Misc: remove ppx_tools_versioned dependency in ppx_deriving_json
Misc: support for ocaml 4.09
Misc: switch to ocamlformat.0.12
Misc: many more tests
Misc: new jsoo_fs tool to embed files in a jsoo pseudo fs.
Lib: Use expect tests
Lib: Add support for 'addEventListener' with options (#807)
Lib: Change api of [Lwt_js_events.async] (#862)
Lib: Change api of responseText in xmlhttprequest (#863)
Lib: add resizeObserver bindings
Lib: Added support for custom events (#877)
Lib: Added support for focus events (#885)
Lib: Added passive option support for Lwt_js_events module
Lib: Added bindings for pointer events (#894)

Bug fixes

Compiler: don't generate source if no-source-map passed (#780)
Compiler: Fix compilation of [Array.set] to return [unit]/0 (#792)
Compiler: Fix assertion failure (#828)
Compiler: Fix compilation of exception handlers (#830)
Compiler: Fix static evaluation of caml_equal (#906)
Misc: Fix install on windows (#794)
Lib: Fix Dom_svg.createForeignObject (#756)
Runtime: Fix caml_obj_tag, causing miscompilation with lazy value (#772)
Runtime: Fix caml_ml_seek_out, caml_ml_pos_out (#779) (Shachar Itzhaky)
Runtime: caml_parse_sign_and_base to support unsigned syntax (#791) (Shachar Itzhaky)
Runtime: fix encoding when printing to stdout (#800)
Runtime: Handle browserfs in fs_node detection logic (#831)
Runtime: fix Obj.tag (#832)
Runtime: fix marshalling of custom blocks (#861)
Runtime: fix frexp
Runtime: fix float printing with "%f" and large floats

3.4.0 (2019-04-17) - Hong Kong

Features/Changes

Compiler: Support reproducible builds by using BUILD_PATH_PREFIX_MAP
Compiler: Remove support for ocaml < 4.02.3
Compiler: use paths from debug info when looking to looking cmis to embed
Compiler: refactoring, renaming
Compiler: make float literals look like float (#767)
Misc: use ocamlformat
Misc: dunify the build of the toplevel
Misc: support for OCaml 4.08
Lib: wrap js_of_ocaml-lwt, js_of_ocaml-tyxml, js_of_ocaml-toplevel, js_of_ocaml-compiler
Runtime: don't use deprecated [new Buffer] on nodejs (#726)

Bug fixes

Compiler: fix compilation of empty cma
Compiler: fix js parser with keyword as ident
Compiler, Runtime: make --setenv work with Sys.getenv_opt
Compiler: fix miscompilation of Obj.is_int with a match expression
Compiler: fix quadratic behaviour in findlib.ml
Compiler: prevent addition with a positively-signed number from being coalesced… (#764)
Compiler: Fix: static eval of String.get (#770)
Runtime: make obj_dup work on string/bytes
Runtime: fix bad hash function on int64
Runtime: avoid redundant conversion to string in fs_fake.js

3.3.0 (2018-11-26) - Hong Kong

Features/Changes

Toplevel: [--toplevel] is now taken account when compilig cmo and cma.
Lib: make [Js.Unsafe.any] be [Js.Unsafe.top Js.t]
Lib: Improve generation of dummy stubs (#700)
Lib: Deprecate non namespaced module access
Lib: Upgrade to Tyxml 4.3.0
Misc: switch to dune
Misc: remove camlp4 support

Bug fixes

Toplevel: Fix dynlink of precompiled javascript files.
Lib: Fix encoding in Sys.set_channel_flusher (fix #686)
Runtime: fix the type of dataTransfer##.types
Runtime: add dummy implementation for caml_restore_raw_backtrace

3.2.1 (2018-07-26) - Bari

Bug fixes

Misc: Fix the dependencies of the Lwt logger
Runtime: fix semantic of bigstring_destroy_stub

3.2.0 (2018-06-10) - Bergen

Features/Changes

Runime: improve stacktraces.
Ppx: ppx uses the OCaml 4.06 ast.
Misc: support for OCaml 4.07
Misc: start leveraging safe-string.
Lib: add support for Internationalization API.
Lib: Added media events support.

Bug fixes

Runtime: int_of_string accepts leading '+'
Runtime: fix polymorphic & hash compare on custom non-ocaml values.
Runtime: fix string encoding when writing to channels.
Runtime: improve mode js detection wrt filesystem.

3.1.0 (2018-02-15) - Hong Kong

Features/Changes

Lib: add missing File.blob constructor (fix #630)
Runtime: hash support for custom blocks
Runtime: weak.js loaded by default
Compiler: compile an OCaml program into a named javascript function (fix #599)
Misc: move ppx_deriving_json in its own opam package (Rudi Grinberg)
Compiler: static eval of float negation
Compiler: improve constant sharing.
Ppx: add support for writeonly_prop and optdef_prop in object literal.

Bug fixes

Compiler: fix code generation of unary ops (missing space).
Compiler: fix static eval of conditions (fix #616)
Compiler: fix code generation for OCaml GPR#1568
Runtime: fix bug found using the closure compiler (#644)

3.0.2 (2017-12-01) - Strasbourg

Features/Changes

Runtime: support for latest core_kernel

Bug fixes

Runtime: fix sys_chdir
Runtime: fix fs support on windows
Ppx: fix ppx_deriving_json for ocaml 4.05

3.0.1 (2017-11-04) - London

Features/Changes

Lib: add Jstable.remove (Cedric Cellier)
Build: use recent version of jbuilder (># 1.0+beta12)

Bug fixes

Runtime: fix Sys.file_exists for the in-memory filesystem.
Runtime: implement missing primitives: caml_nativeint_bswap, caml_floatarray_*, caml_ba_change_layout
Runtime: few other bugfixes.
Compiler: fix compat with OCaml 4.06

3.0.0 (2017-06-23) - Hong Kong

Features/Changes

Misc: switch to ppx instead of camlp4
Misc: always install deriving_json
Misc: remove support for async_kernel, bin_prot
Misc: remove support for ppx_driver
Misc: split js_of_ocaml in multiple packages
Misc: switch to jbuilder
Misc: new pseudo filesystem support with better node support
Compiler: sourcemap support is now optional
Compiler: no more strong dep on yojson, b64, menhir, ocamllex
Compiler: improve separate compilation workflow
Runtime: add support for weakdef
Syntaxes: add expect tests
Syntaxes: switch to ocaml-migrate-parsetree and ppx_tools_versioned
Lib: Add primitives in [Js.Unsafe]
Lib: remove keycode module, replaced by Dom_html.Keyboard_code
Lib: XmlHttpRequest, API change for perform functions.

Bug fixes

Runtime: fix many stubs
Lib: fix many signatures
Compiler: fix performance of compilation passes (simpl,clean)
Compiler: fix compat with OCaml 4.06
Toplevel: flush channels after execution.
Toplevel: fix toplevel generation when using -export-unit

2.8.4 (2016-12-21)

Features/Changes

Compiler: new jsoo_link binary to link multiple javascript files together and merging sourcemaps.
Toplevel: improve generation of toplevels, one can now pass a an export file containing units to export. (see jsoo_listunits)
Lib: Provide a Js_of_ocaml (namespace) module to ease transition with future version of js_of_ocaml

Bug fixes

Compiler: fix separate compilation when facing empty unit inside a library
Runtime: fix many javascript stubs
Syntac: fix ppx deriving json

2.8.3 (2016-11-04)

Features/Changes

Runtime: complete support for 4.04

Bug fixes

Compiler: fix order of javascript files
Compiler: fix Javascript lexer (newline inside strings)
Compiler: fix bug in closure generation
Compiler: fix regression in closure generation (introduced in 2.8) (#531)
Compiler: fix code generation when static evaluation is disabled

2.8.2 (2016-09-10)

Features/Changes

Lib: add Dom_html.Keyboard_code & Dom_html.Keyboard_key (Corwin de Boor)
Misc: update lib and runtime to work better with non browser environment
Misc: initial support for 4.04

Bug fixes

Compiler: fix js output for x - -1
Compiler: fix parsing of annotations in the runtime
Compiler: fix javascript minifier
Compiler: various fixes for separate compilation.

2.8.1 (2016-07-01)

Features/Changes

Compiler: reduce memory usage for shortvar
Lib: Add optional prefix arg to Jsonp.call
Ppx: add ppx_driver compatibility

Bug fixes

Lib: fix Js.object_keys, Js.export
Lib: Async, do not ignore unhandled exceptions

2.8 (2016-06-16)

Features/Changes

Compiler: allow dynlink of precompiled javascript file
Compiler: Improve tailcall optimization
Compiler: Improve pretty mode
Compiler: More inlining and static evaluation
Compiler: Better source map support, to leverage resolve_variable_names in chrome DevTools
Compiler: preserve as much as possible the initial OCaml variable names
Lib: synchronize with tyxml 4.0.0
Lib: convert string/bigstring to/from typed_array
Lib: add Tyxml_js.Register API.
Lib: Support for Core_kernel and Async_kernel (32bit only).
Lib: Mutation observer.
Runtime: bigstring, caml_int32_bits_of_float, ..
Runtime: better nodejs integration

Misc

Support for OCaml 4.03
Toplevel with ppx syntax

Bug fixes

Compiler: Fix float printing
Compiler: fix separate compilation

2.7 (2016-01-25)

Features/Changes

Syntax: ppx_deriving
Compiler: Add custom_header ability to jsoo generate file (Edgar Aroutiounian)
Compiler: Bytecode parsing, improved performance
Lib: add geolocation API (Stéphane Legrand)
Lib: add Mutation observers API (Stéphane Legrand)
Lib: add Jstable module (Drup)
Lib: add WebWorker API (Grégoire Henry)
Lib: Allow to customize 'in_channel' with specific 'refiller' (Grégoire Henry)
Lib: Synchronized tyxml 3.6.0

BugFixes

Compiler: Fix compilation of the [match with exception] construct
Compiler: fix compat with the upcoming ocaml 4.03
Lib: Tyxml_js, discrepancy between Firefox and Chromium
Lib: various small fixes
Runtime: Fix Big_int.square_big_int
Runtime: graphics, fix draw_image with transparent pixel
Ppx: fix for merlin

2.6 (2015-07-15)

Features/Changes

Compiler: Findlib is optional
Compiler: improvement of sourcemap support (ie: inlinned sourcemap)
Compiler: Support for separate compilation (compile cm{o,a} -> js)
Compiler: more inlining
Syntax: new ppx syntax
Syntax: js object literal (camlp4 + ppx)
Runtime: support for Dynlink
Runtime: Support for upcoming release of Bin_prot, Core_kernel, Async_kernel
Lib: add requestAnimationFrame
Lib: complete Js.Math
Lib: complete xmlHttpRequest

Misc

Drop support for 3.12

BugFixes

Runtime: Fix caml_hash
Lib: fix tyxml + svg
Lib: various Api fixes

2.5 (2014-09-30)

Features/Changes

Compiler: SourceMap improvement
Compiler: remove registration of unused named value (wrt runtime)
Compiler: Smarter inlining, Constant sharing, Switch generation
Lib: Dom binding: *AttributeNS, AttributeNode, borderRadius
Runtime: improve performance of string, array allocation
Misc: enable safestring for OCaml 4.02
Commandline: switch to Cmdliner. Better -help + manpage

BugFixes

Compiler: workaround a bug in ocaml 4.02 wrt debug section.
Compiler: bug when generating minified JavaScript.
Runtime: fix Obj.tag
Runtime: fix internalmod wrt ocaml4.02

2.4.1 (2014-08-28)

BugFixes

Compiler: restore compatibility with ocaml 4.02
Runtime: fix caml_hash, Math.imul may give wrong results (#215)
Lib: Graphics_js, update text drawing baseline
Lib: Fix overuse of FormData in XmlHttpRequest (Tomohiro Matsuyama #214)

2.4 (2014-08-08)

Features/Changes

Runtime: support for num (Ryan Goulden)
Lib: initial support for Dom_svg
Lib: introduce Jsonp module
Lib: introduce JSON object binding
Lib: introduce DomContentLoaded
lib: introduce eventSource
Lib: introduce js_of_ocaml.toplevel package
Lib: various improvement: textContent,outerHTML,unload event,css properties
Lib: complete binding of Js.array
Lib: change signature of Sys_js.register_autoload
Lib: sync js_of_ocaml.tyxml with latest tyxml
Tools: helpers to build toplevel: jsoo_mktop, jsoo_mkcmis

BugFixes

Compiler: generate js files with default permission, was 0o600 (#182) (Daniel Bünzli)
Syntax: fix typing of method arguments
Runtime: fix behaviour of Sys.argv (Tomohiro Matsuyama)
Runtime: fix caml_js_meth_call
Compiler: fix assert false when deadcode is off
Compiler: fix compilation of Js.debugger

2.3 (2014-06-30)

Features/Changes

Lib: remove deprecated Event_arrow
Lib: introduce js_of_ocaml.tyxml
Lib: introduce js_of_ocaml.weak (that loads weak.js) and remove predicate joo_weak
Lib: introduce js_of_ocaml.log (Lwt logger)
Lib: Dom_html.{range,selection} (Enguerrand Decorne)

BugFixes

Compiler: fix traduction of Ult binop (#177)
Compiler: fix the build of compiler.{cmxs,cma} (Stéphane Glondu)
Compiler: fix traduction of logical shift right
Runtime: fix marshaling (#176)
Meta: update predicates (joo_* -> jsoo_*)
Lib: fix class type Dom_html.optionElement

2.2 (2014-05-15)

Features/Changes

Runtime: improve blit_string perf
Compiler: option to warn about unused js variable
Lib: audio/videoElement

BugFixes

Syntax: catch exception in syntax extension (#158)
Compiler: compat with Node.js (global object) (#160)
Runtime: fix graphics.js
Lib: fix Dom.event interface

2.1 (2014-04-28)

Features/Changes

Runtime: bigarray comparison
Compiler: allow to embed directory with -file dir_name=ext1,ext2:dest_path
Compiler: can now output embedded files in a different js file
Lib: js_of_ocaml.graphics
Lib: Js.Unsafe.expr to embed JavasScript expression to be used instead of Js.Unsafe.variable (or eval_string)
Lib: Sys_js.js_of_ocaml_version && Sys_js.file_content
OCamlbuild plugin: Add the OASIS support, document the API and add the tags sourcemap (included in the meta-tag debug) and tailcall (#148) (by Jacques-Pascal Deplaix)

BugFixes

Syntax: Better type constraint (#84)
Compiler: caml_failwith primitive was sometime missing (#147)
Compiler: variable names used outside a program were not marked as reserved (#146)
Lib: fix WebGl interface

2.0 (2014-04-11)

Features/Changes

Compiler: generate shorter variable names
Parsing and minifying of external javascript file (ie: runtime) (by Hugo Heuzard)
Compiler: JavaScript strict mode enabled
Runtime: add support for recursive module (by Hugo Heuzard)
Compiler: use trampoline to implement tailcall optim (by Hugo Heuzard)
Improved OCaml toplevel UI (by Hugo Heuzard)
Toplevel: support dynamic loading of cmo and cma files
Runtime: add Bigarray support (contributed by Andrew Ray)
Library: switch from "float Js.t" to just "float" for typing JavaScript numbers
Compiler: Add javascript file lookup using findlib (+mypkg/myfile.js will read myfile.js from mypkg findlib directory) (by Hugo Heuzard)
Compiler: improve missing primitives & reserved name detection (by Hugo Heuzard)
Compiler: static evaluation of constant ("staticeval" optimisation) (by Hugo Heuzard)
Compiler: share constants (by Hugo Heuzard)
Compiler: alias primitives (by Hugo Heuzard)
Compiler: complete javascript ast (by Hugo Heuzard)
Compiler: 'caml_format_int %d x' compiles to ""+x (by Hugo Heuzard)
Add JavaScript file in META (to be used with ocamlfind) (by Hugo Heuzard)
Add Ocamlbuild plugin js_of_ocaml.ocamlbuild (by Jacques-Pascal Deplaix)
Add/Install classlist.js, weak.js
Add Url.Current.protocol (by Vicent Balat)
Dependency: deriving instead of deriving-ocsigen
Runtime: log wrong string encoding issues to the console (by Hugo Heuzard)
Add compiler_libs (by Pierre Chambart)
Compile syntax extension to native code as well (by Hugo Heuzard)
Add a JavaScript parser (extracted from facebook/pfff)
Compiler: remove redundant 'var' (by Hugo Heuzard)
Compiler: improve compact mode, remove unnecessary space, semicolon
Runtime: Support in_channel and out_channel (by Hugo Heuzard)
Compiler: option to embed files into the generated js such files can be read using open_in (by Hugo Heuzard)
Runtime: add cache for method lookup (by Hugo Heuzard)
Compiler: experimental sourcemap support (by Hugo Heuzard)
JavaScript Errors are now wrapped inside OCaml exceptions (by Hugo Heuzard)

BugFixes

Compiler: js file is not create in case of error (by Hugo Heuzard)
Fix compatibility when using type covn (by Hugo Heuzard)
Fix md5 : incorrect for string where (length % 64) E 56..59 (by Grégoire Henry)
Fix caml_js_new: when called with more than 8 arguments
Address a number of integer overflow issues (by Hugo Heuzard)
Fix float comparisons (NaN was not compared correctly)

1.4 (2013-12-03)

Features/Changes

Add missing primitives for OCaml 4.01
Improved Dom bindings (Hugo Heuzard and many other contributors)
Add -linkall option to keep all provided primitives (Pierre Chambard)
Improved tail-call optimization (Hugo Heuzard)
Added optimization levels: -o {1,2,3} (Hugo Heuzard)

Bugfixes

Fixed some incorrect Dom bindings
Fixed hypot primitive (Pierre Chambard)
Fixed tail call optimization bug (some incorrect code was generated when the number of arguments did not match the number of function parameters)
Fixed a bug with empty strings
Fixed weak.js (primitives for Weak module)

1.3 (2012-11-28)

Features/Changes

Runtime and toplevel updates to support OCaml 4.0
Add WebSocket bindings
Added -debuginfo option to output source code location information (patch by Kensuke Matsuzaki)
Dom_html: added change, input and hashChange event bindings
Adding Lwt_js_events.async_loop and buffered_loop

Bugfixes

Fix array and string blitting with overlapping regions
Url module: fix encoding of '+'
Library: use 'this' instead of 'window' for better portability
Dom_html: fix creation of elements with type or name attribute under IE 9
Compiler: small fix to bytecode parsing that could result in incorrect generated code
Dom_html: fix mouse wheel event bindings
Dom: fix the type of item methods
Deriving_json: tail-recursive serialisation of lists (by Hugo Heuzard)
Deriving_json: fix parsing of float arrays and polymorphic variants (by Hugo Heuzard)

1.2 (2012-06-02)

Features/Changes

Improvements in the data-flow solver
Add Dom_html.window##onscroll
Dom_events.listen: handler should return boolean
Add DOM drag/drop events

Bugfixes

Fix #284
Fix return type of window##open_

1.1.1 (2012-03-15)

Misc

add webgl example

Bugfixes

Url parsing.
webgl binding types

1.1 (2012-02-24)

Libraries:

Lots of new dom bindings
WebGL
Typed arrays
Many speed improvement (marshal, strings, regexps)
Many bug fixed

Compiler:

Add -I option to select directories containing cmi files
Fix compilation of mutually recursive functions occurring in loops
In Javascript output, parenthesize numbers when followed by a dot
Fix order of evaluation bug
Fix compilation of loops in 'try ... with' body (close #263)

Misc:

hyperbolic tree example

1.0.9 (2011-11-30)

Bugfixe in polymorphic comparison.

1.0.8 (2011-11-25)

Compatibility with deriving-0.3
Libraries:
- Adding Event_arrows.iter
- Events: adding Dom_html.stopPropagation and ?propagate parameter in Event_arrows

1.0.7 (2011-11-18)

Libraries:

Add Dom_html.buttonPressed
Add functions to downcast Dom_html.event into mouseEvent, keyboardEvent, ...
Add Dom.document.adoptNode
removed Date.now() function, not supported by all browsers
Allow to test the button associated to a Dom_html.mouseEvent
Add localStorage and sessionStorage api

Bugfixes

Deriving_json: fix string (un)marshaling (was broken for byte > 127)
Do not emit string escape sequence \v (not supported by IE8)
Removed incorrect optimization of !(x < y) into (x ># y)
Allow compilation on win32/msvc
Open all files in binary mode

1.0.6 (2011-09-28)

Libraries:

add Dom_html.iFrameEliom##width
add Dom_html.window##scroll
add Dom.document##importNode

Bugfixes

browser compatility for Regexp.search and check_headers (XmlHttpRequest.send).

1.0.5 (2011-09-21)

Libraries:

XmlHttpRequest: allow to cancel ta XHR after receiving the HTTP headers
Added the [CSS.Angle] module to handle angles in CSS

Bugfixes

array_get/set bound check

1.0.4 (2011-09-07)

Libraries:

History API
improvements of CSS module
Add coercion and attribute manipulation functions in Dom module

Bugfixes

fix typo in 'greater than or equal to'
marshaling, unmarshaling and comparison are not recursive anymore: avoid stack overflow
use custom formatter to pretty print Javascript code to avoid newlines where it is forbidden.
fix type of Dom.nodeList.item (was optdef, is now opt)
fixes for internet explorer.
fixes for bug exposed by Berke Durak's tool jsure.

1.0.3 (2011-07-13)

Libraries

Add a CSS module
export Form.form_elements
add onsubmit method to Dom_html.formElement
add classList property to dom elements

Bugfixes

'caml_int_of_string' was incorrect for negative number
Fixed misparenthesized Javascript 'new' expressions

1.0.2 (2011-04-13)

Compiler

Switch licence to LGPL
API to generate a function instead of a standalone program
option to compile an OCaml toplevel

Libraries

Add an optional JSON deriving class
Add Math.random binding
Add scrollWidth/scrollHeight element methods to the DOM
Add coercion function Dom_html.CoerceTo.element
Renaming functions in XmlHttpRequest:
- send -> perform
- send_string -> perform_raw_url

Bugfixes

fix compilation of Int32/Nativeint
fix compilation of self-recursive functions in loops
fix to File module for when there is no FileReader class in the host browser
fixed big in weak support

1.0.1 (2011-01-26)

Allow use of Lwt.pause.
Split ocamlfind packages in two: syntax and library.

Bugfixes

conversion of Int64 to string.
typos.

1.0 (2010-12-13)

Initial release