5 Releases published by 2 people

• v12.0.0-beta.1 12.0.0-beta.1

  published Jul 11, 2025

• v12.0.0-beta.2 12.0.0-beta.2

  published Jul 18, 2025

• v12.0.0-beta.3 12.0.0-beta.3

  published Jul 25, 2025

• v12.0.0-beta.4 12.0.0-beta.4

  published Jul 31, 2025

• v12.0.0-beta.5 12.0.0-beta.5

  published Aug 8, 2025

92 Pull requests merged by 9 people

• Set version to 12.0.0-beta.6

  #7759 merged Aug 8, 2025

• Prepare for 12.0.0-beta.5 release

  #7758 merged Aug 8, 2025

• Try and read package name from rescript.json if package.json is not present

  #7746 merged Aug 8, 2025

• Refactor jsx mode in parser

  #7751 merged Aug 6, 2025

• Update jsx configuration schema

  #7755 merged Aug 4, 2025

• Trim trailing commas from semantic tokens output to ensure valid JSON

  #7750 merged Aug 2, 2025

• Don't format and don't check formatting of dependencies

  #7748 merged Aug 1, 2025

• Refactor printing inline type declarations

  #7741 merged Aug 1, 2025

• Update CONTRIBUTING.md: KeyCDN -> Cloudflare R2

  #7745 merged Jul 31, 2025

• Set version to 12.0.0-beta.5

  #7744 merged Jul 31, 2025

• Prepare for 12.0.0-beta.4 release

  #7743 merged Jul 31, 2025

• Fix error message

  #7734 merged Jul 30, 2025

• Prevent infinite recursion in TypeUtils.resolveTypeForPipeCompletion by not looping over type variables

  #7731 merged Jul 30, 2025

• remove dev log from rewatch

  #7739 merged Jul 30, 2025

• Fix rewatch compilation of file starting with a lowercase letter

  #7700 merged Jul 30, 2025

• Move is_local_dep to Dependency struct

  #7736 merged Jul 30, 2025

• Fix formatter removed parens from functor type

  #7735 merged Jul 29, 2025

• improve error message for trying to do dot access on option/array

  #7732 merged Jul 29, 2025

• Use more optional args in stdlib and deprecate some functions

  #7730 merged Jul 28, 2025

• Rewatch: remove support for .ml(i) and .re(i)

  #7727 merged Jul 28, 2025

• .gitignore: add Claude Code local settings

  #7725 merged Jul 26, 2025

• Add node version check

  #7723 merged Jul 26, 2025

• Show deprecation warnings for local deps only

  #7724 merged Jul 26, 2025

• Do not show coercion suggestion when coercion isn't possible

  #7721 merged Jul 25, 2025

• Suggest using JSX fragment where appropriate

  #7714 merged Jul 25, 2025

• Set version to 12.0.0-beta.4

  #7719 merged Jul 25, 2025

• Prepare for 12.0.0-beta.3 release

  #7716 merged Jul 25, 2025

• Remove meth attribute

  #7684 merged Jul 25, 2025

• Suggest different arity functions when it makes sense

  #7712 merged Jul 25, 2025

• Improve error for a constructor expecting an inline record

  #7713 merged Jul 25, 2025

• Remove dump command from rewatch cli

  #7710 merged Jul 24, 2025

• Hint in error for string constants matching expected variant

  #7711 merged Jul 24, 2025

• Clarify arity mismatch message

  #7709 merged Jul 24, 2025

• Add support for async methods.

  #7702 merged Jul 24, 2025

• Add migrations for Int.Bitwise

  #7705 merged Jul 24, 2025

• Add asyncComponent to jsx

  #7704 merged Jul 24, 2025

• Add rust-version field to Rewatch's Cargo.toml

  #7701 merged Jul 23, 2025

• Adapt bsb to new rescript.json flags and remove usage of deprecated ones

  #7699 merged Jul 23, 2025

• Add RegExp.escape binding

  #7695 merged Jul 22, 2025

• Better error message if platform binaries package is not found

  #7698 merged Jul 22, 2025

• Rename all remaining bsconfig.json to rescript.json

  #7697 merged Jul 22, 2025

• Remove all leftovers of pinned-dependencies handling

  #7686 merged Jul 22, 2025

• Adjust to bs-* deprecations

  #7692 merged Jul 22, 2025

• Fix regex literal loc

  #7683 merged Jul 22, 2025

• fix: rewatch not rebuilding on change

  #7690 merged Jul 22, 2025

• Don't ignore Stdlib_* files when generating docstring tests

  #7694 merged Jul 22, 2025

• Rename rewatch to rescript

  #7687 merged Jul 22, 2025

• Use Typ.arrows after the refactoring of arrow types.

  #7662 merged Jul 21, 2025

• Fix comments attached to array element

  #7672 merged Jul 21, 2025

• Fix sourcedirs.json generation

  #7671 merged Jul 21, 2025

• Remove legacy clean

  #7657 merged Jul 21, 2025

• ci: add clippy

  #7675 merged Jul 20, 2025

• Remove Example.res

  #7685 merged Jul 20, 2025

• Add optional message argument to Result.getOrThrow and improve default error message

  #7630 merged Jul 20, 2025

• Deprecate bs-dependencies, bs-dev-dependencies and bsc-flags

  #7658 merged Jul 20, 2025

• Run Rewatch tests in release mode.

  #7663 merged Jul 19, 2025

• Revert utils.sh

  #7669 merged Jul 19, 2025

• Fix Windows CI

  #7665 merged Jul 19, 2025

• Set version to 12.0.0-beta.3

  #7667 merged Jul 18, 2025

• Prepare for 12.0.0-beta.2 release

  #7666 merged Jul 18, 2025

• Read bs-dev-dependencies if --dev was passed.

  #7650 merged Jul 18, 2025

• AST: store the attributes directly on function arguments.

  #7660 merged Jul 18, 2025

• Fix fatal error when JSX not configured in rescript.json

  #7661 merged Jul 17, 2025

• Rewatch: JSX 3 is unsupported

  #7659 merged Jul 17, 2025

• Rust implementation of "rescript format"

  #7603 merged Jul 17, 2025

• Prevent trying to read non-existing file when extracting extra info for error messages

  #7656 merged Jul 17, 2025

• Refactor: construct every Ptyp_arrow via Ast_helper.Typ.arrow.

  #7647 merged Jul 17, 2025

• Fix inside comment printing for empty dict

  #7654 merged Jul 16, 2025

• Add AGENTS.md

  #7653 merged Jul 15, 2025

• Refactor filter command line option handling

  #7651 merged Jul 15, 2025

• Rewatch: add support for "rescript -w" for compatibility

  #7649 merged Jul 15, 2025

• Use root package suffix in clean log messages

  #7648 merged Jul 15, 2025

• Refactor parse tree for function arguments.

  #7645 merged Jul 15, 2025

• Only get dev_deps from local packages

  #7646 merged Jul 15, 2025

• Add --dev flag to clean command

  #7622 merged Jul 15, 2025

• Fix issue with invalid code when emitting typeof with a function.

  #7643 merged Jul 14, 2025

• Fix master build

  #7642 merged Jul 13, 2025

• Format docstrings with the new format tools command

  #7623 merged Jul 12, 2025

• Add missing backtick and spaces to Belt.Map.map doc comment

  #7632 merged Jul 12, 2025

• Rewatch: simplify getting bsc path

  #7634 merged Jul 12, 2025

• Check Rust code formatting in CI

  #7640 merged Jul 12, 2025

• Re-enable artifact list check

  #7639 merged Jul 12, 2025

• Clean up config.ml

  #7636 merged Jul 12, 2025

• Remove obsolete option -bs-unsafe-empty-array

  #7635 merged Jul 12, 2025

• Remove obsolete jsx options

  #7633 merged Jul 11, 2025

• Remove Rescript_cpp module, -bs-D and -bs-list-conditionals

  #7631 merged Jul 11, 2025

• Remove internal/unused -bs-v flag

  #7627 merged Jul 11, 2025

• Set version to 12.0.0-beta.2

  #7629 merged Jul 11, 2025

• Prepare for 12.0.0-beta.1 release

  #7628 merged Jul 11, 2025

• Add String.getSymbolUnsafe back to Stdlib

  #7626 merged Jul 11, 2025

• Detect package name mismatch

  #7604 merged Jul 11, 2025

• Remove uncurried handling from rewatch

  #7625 merged Jul 11, 2025

11 Pull requests opened by 6 people

• Reliably determine standard lib dir

  #7637 opened Jul 12, 2025

• OPAM 2.4.0

  #7668 opened Jul 18, 2025

• Add setTypedArray and setTypedArrayFrom

  #7691 opened Jul 21, 2025

• [WIP] Migrate command

  #7693 opened Jul 21, 2025

• Mention which package was not found in the build state.

  #7696 opened Jul 22, 2025

• Rewatch cli help: do not show build command options in the root help

  #7715 opened Jul 25, 2025

• [WIP] Actions

  #7726 opened Jul 26, 2025

• Check @react.component function return type

  #7733 opened Jul 29, 2025

• Use oxc_resolver for ppx path resolution

  #7740 opened Jul 30, 2025

• add ci job to test deno install

  #7749 opened Aug 1, 2025

• Be more aware of the workspace during clean

  #7752 opened Aug 2, 2025

31 Issues closed by 9 people

• Check if compiler version changed between builds, and if so, start a `clean` job

  #7757 closed Aug 7, 2025

• Rewatch: `format --all --check` checks formatting of `node_modules` dependencies

  #7747 closed Aug 1, 2025

• Nested record type formats weird in interface file

  #7737 closed Aug 1, 2025

• [bug] rewatch clean says wrong file extensions

  #7742 closed Jul 31, 2025

• Formatter removes `()` from functor type which results invalid code

  #7720 closed Jul 29, 2025

• Optimization applied for polymorphic variants, but not for regular variants

  #6741 closed Jul 29, 2025

• Stdlib: deprecate `xxxToEnd` functions

  #7597 closed Jul 28, 2025

• Rewatch: deprecation warnings should be reported for local dependencies only

  #7717 closed Jul 26, 2025

• Remove "rescript dump" command from rewatch

  #7706 closed Jul 24, 2025

• @this with async keyword

  #7681 closed Jul 24, 2025

• Where did JsxPPXReactSupport go?

  #7703 closed Jul 24, 2025

• Rewatch: `bs-dependencies` -> `dependencies` etc.

  #7455 closed Jul 24, 2025

• Regex syntax locations are broken

  #7682 closed Jul 22, 2025

• Rewatch: code change does not trigger rebuild on windows

  #7689 closed Jul 22, 2025

• rescript --version still says rewatch

  #7674 closed Jul 22, 2025

• Polymorphic variant coercion to string: add warning/docs.

  #6903 closed Jul 22, 2025

• Formatting array containing array spreads moves comments

  #7655 closed Jul 21, 2025

• --create-sourcedirs fails with symlink package

  #7670 closed Jul 21, 2025

• Add `clippy` to CI and fix warnings

  #7673 closed Jul 20, 2025

• Syntax errors in playground sometimes trigger `ENOENT: /static/playground.res, no such file or directory` error

  #7583 closed Jul 20, 2025

• v12.beta1 - Rewatch doesn't build dev sources

  #7638 closed Jul 18, 2025

• Unclear fatal error when JSX not configured in rescript.json

  #7468 closed Jul 17, 2025

• `I/O error: _none_: No such file or directory` when using regex as `while` condition

  #7610 closed Jul 17, 2025

• Formatting empty dictionary deletes any comments and inserts invalid trailing comma

  #7652 closed Jul 16, 2025

• Rewatch: Hardcoded file suffix output

  #7488 closed Jul 15, 2025

• Cast with external breaks function return

  #7644 closed Jul 15, 2025

• Rewatch: git dependency not found

  #7493 closed Jul 15, 2025

• Could not read folder: "test"

  #7617 closed Jul 15, 2025

• v12 - `Js.typeof` or `Type.typeof` of a `@val external` function would produce `SyntaxError` in runtime

  #7641 closed Jul 14, 2025

• Improve error messages around optional values

  #7047 closed Jul 12, 2025

• Playground format is broken: `Failed to decode ConversionResult`

  #7618 closed Jul 11, 2025

16 Issues opened by 6 people

• Nested record with @as attribute

  #7756 opened Aug 5, 2025

• [rfc] feature to facilitate exception-free code

  #7754 opened Aug 4, 2025

• @as with "@react.component external" silently ignored in v12.0.0-beta.2 when some 3rdparty ppx is loaded

  #7753 opened Aug 3, 2025

• `React.forwardRef` broken in v12

  #7738 opened Jul 30, 2025

• Remove now irrelevant warnings

  #7729 opened Jul 27, 2025

• Rewatch should recreate file after re-run of watch

  #7728 opened Jul 27, 2025

• JSX PPX - add Jsx.element return constraint

  #7722 opened Jul 25, 2025

• Rewatch: no way to override warnings as errors on command line

  #7718 opened Jul 25, 2025

• [problem] ci fails if editor is open ("build is already running")

  #7708 opened Jul 24, 2025

• Rescript clean of individual project

  #7707 opened Jul 24, 2025

• Rewatch: panic on clean in analysis tests

  #7688 opened Jul 21, 2025

• [reanalyze] rename @raises to @throws

  #7680 opened Jul 20, 2025

• [reanalyze] [bug] division_by_zero exception analysis should check constant denominators

  #7679 opened Jul 20, 2025

• [reanalyze] [bug] panic calls should not result in suggested annotations

  #7678 opened Jul 20, 2025

• [reanalyze] [bug] nested functions trigger @raises annotation

  #7677 opened Jul 20, 2025

• Calling external with attribute `@get` of type `unit => 'a` triggers `Assertion failed` compiler panic

  #7676 opened Jul 19, 2025

34 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• Doc comment affects formatting of attributes

  #6302 commented on Jul 14, 2025 • 0 new comments

• Escape character `/` doesn't work in rescript 10 in `%raw` templates

  #6236 commented on Jul 14, 2025 • 0 new comments

• No unused attribute warning for attributes without "bs." prefix

  #6636 commented on Jul 14, 2025 • 0 new comments

• Type errors about inconsistent internal representations for variants do not describe the representation

  #6657 commented on Jul 14, 2025 • 0 new comments

• Compiler doesn't prevent from spreading object types in a record type

  #6822 commented on Jul 14, 2025 • 0 new comments

• Variables with reserved keywords renamed in output, but not reflected in generated typescript

  #6871 commented on Jul 14, 2025 • 0 new comments

• Confusing error message with mismatched optional labeled argument

  #6944 commented on Jul 14, 2025 • 0 new comments

• Uncapitalized cmi path in the error message

  #6914 commented on Jul 14, 2025 • 0 new comments

• Unstable formatting of comments

  #6976 commented on Jul 14, 2025 • 0 new comments

• Constant folding a pattern match on an unboxed variant produces an incorrect result

  #6950 commented on Jul 14, 2025 • 0 new comments

• Compiler crashes when a module is named Js

  #7007 commented on Jul 14, 2025 • 0 new comments

• External bindings use currying when the signature is not inlined

  #7002 commented on Jul 14, 2025 • 0 new comments

• Async import - unbound module type

  #7173 commented on Jul 14, 2025 • 0 new comments

• Core `Map.get` when map has with optional values

  #7054 commented on Jul 14, 2025 • 0 new comments

• #"🚀" cast to string is not "🚀"

  #7274 commented on Jul 14, 2025 • 0 new comments

• Comment after doc comment gets formatted in between let binding

  #7187 commented on Jul 14, 2025 • 0 new comments

• JSX preserve mode: `make` is not a valid component name

  #7432 commented on Jul 14, 2025 • 0 new comments

• Invalid .resi generated

  #7443 commented on Jul 14, 2025 • 0 new comments

• `rewatch watch` on clean repo triggers a second, empty build

  #7446 commented on Jul 14, 2025 • 0 new comments

• [bug] @genType generates incorrect output

  #7444 commented on Jul 14, 2025 • 0 new comments

• Preserve tagged template in generated code

  #7236 commented on Jul 14, 2025 • 0 new comments

• Use rewatch to build runtime, tests etc.

  #7117 commented on Jul 18, 2025 • 0 new comments

• Rewatch: detect changes to config and compiler version

  #7436 commented on Jul 20, 2025 • 0 new comments

• Support Yarn-pnp, esy, and npm-link

  #3276 commented on Jul 21, 2025 • 0 new comments

• Consolidate Stdlib APIs before v12 release

  #7127 commented on Jul 24, 2025 • 0 new comments

• `CreateInterface.command` doesn't copy over `@as` decorators in records

  #7611 commented on Jul 24, 2025 • 0 new comments

• The parser does not ignore subsequent open multi-line comment /* inside /** or /*

  #7508 commented on Jul 24, 2025 • 0 new comments

• Improve error message when variant constructor is not prepended with pipe

  #7578 commented on Jul 24, 2025 • 0 new comments

• Improve error message when using keyword as field name

  #7579 commented on Jul 24, 2025 • 0 new comments

• Deprecation/removal of obsolete features

  #6999 commented on Jul 24, 2025 • 0 new comments

• Clean up/optimize @return(undefined_to_opt) etc.

  #7428 commented on Aug 6, 2025 • 0 new comments

• Add a few Stdlib helpers

  #7516 commented on Aug 4, 2025 • 0 new comments

• Update @rescript/react dependency in workspace and use it for more tests

  #7525 commented on Jul 17, 2025 • 0 new comments

• Show docstrings before type expansions in hover popups

  #7608 commented on Jul 13, 2025 • 0 new comments