OCaml Changelog

• Add support for OCaml 5.4 (#500, @Octachron, @anmonteiro)
• restore backtrace (#503, fixes #501, @ysalmon)
• support camlp$n preprocessor (#486, fixes #485, @aqjune)
• utop configuration and state files (utoprc, utop-history) are now always in the relevant utop subdirectory (#484, fixes #478, #481 and #499, @tuohy).
• fix emacs completion for qualified paths (Module.M.some\_name) (#497, fix #455, @juergenhoetzel, @bbatsov)
• implicit bindings for emacs mode (#465, fix #412, @bencef)

• Add support for OCaml 5.2 (#470, fixes #466, @leostera, @ManasJayanth, @huwaireb)

• Fix unavailable expunge on Windows (#447, @jonahbeckford)

• Fix behavior of utop -stdin (#434, fixes #433, @tuohy)

• Handle bounds with Zed.next_error (#442, @tmattio)

• Load files from XDG directories (the legacy paths still work). (#431, @Skyb0rg007)

• Remove deprecated values prompt_continue, prompt_comment, smart_accept, new_prompt_hooks, at_new_prompt (#427, @emillon)

• Require OCaml 4.11.0 or newer. (#444, @emillon)

• Fix regression with unit qualification when a Unit module is in scope with no () constructor (fix regression with unit qualification ocaml-community/utop#429, fixes regression with qualifying () ocaml-community/utop#428, @emillon)
• emacs: add completion-at-point implementation (Add completion-at-point implementation ocaml-community/utop#261 ocaml-community/utop#406, fixes utop emacs completion-at-point-functions support? ocaml-community/utop#261, @j-shilling)

• Add support for OCaml 5.1 (#421, @emillon)

• Mark prompt_continue, prompt_comment, smart_accept, new_prompt_hooks, at_new_prompt as deprecated (they have been documented as such since 2012 and most of them are ignored) (#415, @emillon)

• Qualify () constructor in generated expressions. (#418, fixes #417, @emillon)

• Bump the compatibility to 4.08+ (#393 @emillon)
• Load @toplevel_printer annotated printers for functors (#378 @metavinek)
• Do not display a backtrace when exiting normally (#399 #398 @emillon)

• Use dependencies compatible with OCaml 5:
  • Use zed 3.2.0, based on uucp, uutf, and uuseg instead of camomile
  • Use logs.lwt instead of lwt_logs

• Add support for OCaml 5.0 (#377 @dra27)

• Add support for OCaml 5.0 (#371 @favonia)

• Add support for OCaml 4.14 (#360 @kit-ty-kate)
• Document options in utop(1) manpage (#364 #365 @lindig)

• If the current working directory is the home directory, then do not load .ocamlinit (@hyphenrf @copy #338)
• With OCaml 4.12.0 and later, the toplevel uses the toplevel state to exit with the right status code (#348 @octachron)
• Fix color highlight for errors (#350 @chripell)
• Add support for OCaml 4.13 (#353 @kit-ty-kate)

Emacs mode fixes:

• Company text-completion fixes (@leungbk #340)
• utop-query-arguments always returns (utop-arguments) whether it sets the utop-command or not (@dansanduleac #347)
• Fix completion returning bogus candidates (#352 @chripell @rgrinberg)

• add support for OCaml 4.12 (@emillon, #339)

• compatible with OCaml 4.11 (@kit-ty-kate, #322)
• switch to the new parser exposed since 4.11
• Vi edit mode: register support

Additions

• add #edit_mode_vi and #edit_mode_default mode to set the editing mode(@kandu)
• Backport the #use_output directive (@diml, #313)

General

• Load init file from ~/.config/utop/init.ml as per XDG conventions (@copy, #144)
• Add OCaml 4.09 and 4.10 to the CI matrix (@kit-ty-kate, #310)
• Add documentation for dune utop usage in emacs (@samarthkishor, #307)

• add support for OCaml 4.10

• Add support for OCaml 4.09.0 (@octachron @avsm, #299)

General

• Remove camlp4 remnants (@XVilka, #290) (@kandu, #293)
• Allow to statically link utop (@diml, #285) (@hongchangwu, #286)

Misc

• Remove broken elisp (m-plamann, #292)
• Add OCaml 4.08 build in Travis CI (XVilka, #291)

General

• Better support for wide and combined glyph (@kandu)
• Added tips for simpe prompt without fancy features (Marshall Abrams, #279)
• Correct quoting for Windows command shell (Dmitry Bely, #272)

Additions

• 4.08 compatibility (#284)
• module UTop: add get_load_path and set_load_path to manage the include directories (#284)

Breaking

• module UTop: val load_path : string list ref is removed (#284)

• Add cool screenshot to README (#259 @rizo) and update links (#257 @bobot)
• Improve robustness by using more tail-recursive functions (#251 @gpetiot)
• Remove deprecation warnings in newer compilers (#246 @ncihnegn)
• Minimum OCaml version supported is now 4.03.0 (#254 @XVilka)
• Publish API documentation online and add doc: entry to opam file (#270 @avsm)
• Port build to dune from jbuilder (#268 @avsm)
• Upgrade local opam metadata to opam 2.0 format (#268 @avsm)

• 4.07.0 compatibility (#238, @hcarty)
• Fix compatibility with latest tuareg-mode (#241, @Wilfred)
• Do not expand include directories (#242, @sliquister)

• Add support for company-mode based completion in utop.el (#233)

• 4.06.0 compatibility (#221)

• Fix: restore the installation of utop.el (#210, Louis Gesbert)

• Add -implicit-bindings option to automatically bind expressions to names _0, _1 and so on. For example, 3 + 4;; becomes let _0 = 3 + 4;; (#161, #193, Fabian Hemmer)
• Add tab completion for #mod_use (#181, Leonid Rozenberg)
• Mention #help in #utop_help (#190, Fabian Hemmer)
• Add #utop_stash and #utop_save to save the session to a file (#169, #199, Christopher Mcalpine and Fabian Hemmer)
• Add support for reason in the emacs mode (#206, Andrea Richiardi)
• Fix a bug where utop wouldn't apply ppx rewriters when running in emacs (Bug report: #192, fix: #202, Deokhwan Kim)
• Refactor the use of hooks to support the various OCaml emacs mode (#201, Andrea Richiardi)
• Drop support for camlp4/camlp5
• Drop support for OCaml <= 4.01
• Switch the build system to jbuilder
• Resurect UTop_main.interact

• fix compatibility with 4.04.0+beta1

• Make ppx_tools dependency optional

• fix compatibility with 4.03.0+beta2

• allow to configure the external editor with UTop.set_external_editor
• add UTop.set_margin_function to allow users to set the margin for the toplevel outcome. It is 80 by default
• better for quoted strings ({|...|})
• add a #pwd directive
• experimental support for running utop in the middle of a program with UTop_main.interact
• fix Async integration (automatic waiting of _ Deferred.t value). The new version is more robust against future change in Async
• fix use of the non-existing replace-in-string function in the emacs mode (Syohei Yoshida)
• fallback to Latin-1 for invalid UTF-8 sequences in the compiler output

• fix compatibility with OCaml 4.03

• fix compatibility with findlib 1.5.6

• emace mode improvements (Mads Hartmann Jensen)
  • add utop-minor-mode to make integration with major modes cleaner
  • clean-up of the elisp code
• add UTop.end_and_accept_current_phrase to avoid typing ;; at the end of every phrases
• fix compatibility with OCaml trunk

• re-export Config.load_path as UTop.load_path (Peter Zotov)
• enable utop-command to be buffer-local (Mads Hartmann Jensen)
• fix 4.01 compatibility (Peter Zotov)

• make camlp4 support optional
• require OCaml 4.01.0 or newer
• implement wrapper for -safe-string

• fix compatibility with OCaml 4.02.0

• fix compatibility with OCaml 4.00.1 and earlier

• supports -require for scripts
• support for React 1.0.0
• make utop.el compatible with melpa: http://melpa.milkbox.net

• update the async hook following the renaming of Async_core to Async_kernel
• fix tab completion not working on some emacs
• complete #load_rec the same way as #load

• add the -require command line argument to specify packages on the command line

• automatically load all files in $OCAML_TOPLEVEL_PATH/autoload at startup. Can be disabled with autoload: false in ~/.utoprc or -no-autoload.
• fix #38: handle errors from custom camlp4 ast filters
• fix #7: avoid a stack overflow in UTop_lexer

• handle new syntax errors
• extend #typeof to values and modules. Thanks to Thomas Refis for this feature

• fix compilation with ocaml < 4.01

• hide topfind messages by default
• more predefined prompts available via #utop_prompt_XXX
• fix a bug in #require when passing multiple packages
• display errors in ~/.lambda-term-inputrc nicely
• doc update
• fix an issue when using first-class modules

• when evaluating a region/buffer in emacs, evaluate all phrases instead of just the first one. Thanks to Matthias Andreas Benkard for this feature
• change the default prompt from # to $ to match the standard toplevel
• add the option UTop.show_box to allow one to hide the completion bar
• enhance the lwt/async hooks for automatically waiting on a thread/deferred. Hooks were not triggered when the type of the expression was a type alias

• hide identifiers starting with _. This can be disabled with UTop.set_hide_reserved false.
• automatically load camlp4 parsing (with original syntax) when trying to load a syntax extension
• fix a small bug when using camlp4, causing an exception to be raised when pressing Enter in the middle of a comment

• allow to automatically wait for ascync deferred values
• added the -short-paths options for OCaml >= 4.01.0 (and make it the default)

• fix: do not expunge Toploop
• install a non-expunged version of utop: utop-full