npm · #1203 most downloaded on npm

@babel/plugin-transform-typescript

8.0.6babel/babel ↗New releases in your daily digest, changelog included.

Transform TypeScript into ES.next

Last release 16 days ago
18 Sep 2026
Ships fairly regularly
a new release about every 4 weeks
Nearly every release is documented
notes for 60 of the last 60 stable releases
Nothing withdrawn
no release was ever pulled
9 years old
165 releases · first in 2017

Release timeline

165 releases since 2017

20172019202120232025

Releases

7.6.06 Sept 2019
babel-helpers, babel-plugin-transform-block-scoping, babel-traverse
v7.6.0 (2019-09-06)

:eyeglasses: Spec Compliance

babel-generator, babel-parser

#10269 Fix parenthesis for nullish coalescing (@vivek12345)

babel-helpers, babel-plugin-transform-block-scoping, babel-traverse

#9498 Fix tdz checks in transform-block-scoping plugin (@nicolo-ribaudo)

:rocket: New Feature

babel-core

#10181 feat(errors): validate preset when filename is absent (@JLHwung)

babel-helper-create-class-features-plugin, babel-helpers, babel-plugin-proposal-private-methods

#10217 Class Private Static Accessors (@tim-mc)

babel-generator, babel-parser, babel-types

#10148 V8intrinsic syntax plugin (@JLHwung)

babel-preset-typescript

#10382 Allow setting 'allowNamespaces' in typescript preset (@dsgkirkby)

babel-parser

#10352 Do not register ambient classes to the TS scope (@nicolo-ribaudo)

babel-types

#10248 Add static to class property builder (@yuri-karadzhov)

:bug: Bug Fix

babel-helpers, babel-plugin-transform-destructuring, babel-plugin-transform-modules-commonjs, babel-preset-env

#10396 fix: early return when instance is not iterable (@JLHwung)

babel-plugin-transform-runtime

#10398 Add supports for polyfill computed methods (@rhyzx)

babel-preset-env

#10397 Don't polyfill when evaluation is not confident (@rhyzx)

#10218 [preset-env] Include / exclude module plugins properly (@AdamRamberg)

#10284 Replace es.string.reverse with es.array.reverse (@epicfaace)

babel-plugin-transform-named-capturing-groups-regex

#10395 fix: transform name capturing regex once (@JLHwung)

babel-types

#10098 fix typescript for babel-types (@tanhauhau)

#10319 Add a builder definition including name for tsTypeParameter (@deificx)

babel-parser

#10380 Refactor trailing comment adjustment (@banga)

#10369 Retain trailing comments in array expressions (@banga)

#10292 fix: assign trailing comment to ObjectProperty only when inside an ObjectExpression (@JLHwung)

babel-parser, babel-types

#10366 Don't allow JSXNamespacedName to chain (@jridgewell)

babel-generator, babel-plugin-transform-typescript, babel-types

#10341 Add TSBigIntKeyword to @babel/types (@nicolo-ribaudo)

babel-core, babel-types

#9960 Do not delete "fake" source map comments from strings (@nicolo-ribaudo)

babel-plugin-transform-flow-comments

#10329 Fix flow comments plugin issues (@zaygraveyard)

babel-helpers, babel-plugin-transform-react-constant-elements

#10307 [fix] jsx helper calls order (@Sinewyk)

babel-plugin-proposal-decorators

#10302 fix: register inserted class declaration (@thiagoarrais)

babel-plugin-proposal-do-expressions, babel-traverse

#10070 Do expressions transform for switch statements (@tanhauhau)

#10277 remove finally from completion record in try statement (@tanhauhau)

babel-helpers, babel-plugin-transform-named-capturing-groups-regex

#10136 fix capturing group for matchAll (@tanhauhau)

:nail_care: Polish

babel-plugin-transform-runtime, babel-preset-env

#10372 Don't allow instance properties transformation on namespace (@rhyzx)

:memo: Documentation

#10313 Adds note about two approval policy to PR template (@thiagoarrais)

:house: Internal

babel-register

#9847 Remove core-js dependency from @babel/register (@coreyfarrell)

babel-helper-fixtures, babel-helper-transform-fixture-test-runner, babel-preset-env

#10401 Use "validateLogs" for preset-env's debug fixtures (@nicolo-ribaudo)

babel-parser

#10380 Refactor trailing comment adjustment (@banga)

babel-helper-fixtures, babel-helper-transform-fixture-test-runner, babel-plugin-proposal-dynamic-import, babel-preset-env

#10326 Allow testing logs with @babel/helper-transform-fixture-test-runner (@nicolo-ribaudo)

babel-runtime-corejs2, babel-runtime, babel-types

#10331 Commit generated code (@JLHwung)

babel-cli, babel-core, babel-generator, babel-helper-create-class-features-plugin, babel-helper-fixtures, babel-node, babel-parser, babel-plugin-proposal-do-expressions, babel-plugin-proposal-pipeline-operator, babel-plugin-transform-modules-commonjs, babel-plugin-transform-runtime, babel-preset-env, babel-standalone, babel-template, babel-traverse, babel-types

#10228 Update dev dependencies and fix linting errors (@danez)

babel-cli

#10244 added flow to babel cli (@Letladi)

:running_woman: Performance

babel-helpers, babel-plugin-transform-modules-commonjs, babel-preset-env

#10161 Improves the logic to import objects in helpers (@ifsnow)

babel-traverse

#10243 perf: always return void 0 as undefined node (@JLHwung)

Committers: 22

Adam Ramberg (@AdamRamberg)

Ajay Sagar (@ajaysagar)

Ashwin Ramaswami (@epicfaace)

Bin Xin (@rhyzx)

Brian Donovan (@eventualbuddha)

Corey Farrell (@coreyfarrell)

Daniel Tschinder (@danez)

Dylan Kirkby (@dsgkirkby)

Even Alander (@deificx)

Huáng Jùnliàng (@JLHwung)

Justin Ridgewell (@jridgewell)

Letladi Sebesho (@Letladi)

Nicolò Ribaudo (@nicolo-ribaudo)

Serge Havas (@Sinewyk)

Shrey Banga (@banga)

Tan Li Hau (@tanhauhau)

Thiago Arrais (@thiagoarrais)

Tim McClure (@tim-mc)

Vivek Nayyar (@vivek12345)

Yuri Karadzhov (@yuri-karadzhov)

Ziad El Khoury Hanna (@zaygraveyard)

Sungmin Lee (@ifsnow)

7.5.517 Jul 2019

Thanks to @sag1v and @CYBAI for their first PRs!

v7.5.5 (2019-07-17)

Thanks to @sag1v and @CYBAI for their first PRs!

:bug: Bug Fix

babel-code-frame
- #10211 fix code-frame marker with highlighting (@tanhauhau)
babel-plugin-proposal-object-rest-spread
- #10200 Workaround #10179 in proposal-object-rest-spread (@nicolo-ribaudo)
babel-types
- #10198 add assertShape to validate templateElement (@tanhauhau)
babel-helper-create-class-features-plugin, babel-helper-member-expression-to-functions, babel-helper-replace-supers, babel-helpers, babel-plugin-proposal-class-properties, babel-plugin-transform-classes, babel-plugin-transform-object-super, babel-types
- #10017 destructuring private fields with array pattern / object pattern (@tanhauhau)
babel-plugin-transform-flow-comments
- #9901 fix transform-flow-comments for import types (@tanhauhau)
babel-core, babel-helpers
- #10208 always throw when add missing helpers (@tanhauhau)
babel-plugin-transform-runtime
- #10207 Closes #10205 (@sag1v)
babel-helpers, babel-plugin-transform-instanceof
- #10197 fix: custom instOfHandler result should be cast to boolean (@JLHwung)

:house: Internal

babel-parser, babel-plugin-transform-typescript
- #10014 Use correct extension for typescript fixtures (@danez)

:running_woman: Performance

babel-helpers, babel-plugin-proposal-object-rest-spread, babel-preset-env
- #10189 perf: match ownKeys perf to the one of objectSpread (@JLHwung)

Committers: 7

Daniel Tschinder (@danez)
Huáng Jùnliàng (@JLHwung)
James DiGioia (@mAAdhaTTah)
Nicolò Ribaudo (@nicolo-ribaudo)
Sagiv ben giat (@sag1v)
Tan Li Hau (@tanhauhau)
cybai (@CYBAI)

Open source →

7.5.04 Jul 2019

babel-plugin-proposal-dynamic-import, babel-preset-env-standalone, babel-preset-env

v7.5.0 (2019-07-04)

:eyeglasses: Spec Compliance

babel-parser
- #10099 Disallow "let" as name at lexical bindings (@g-plane)

:rocket: New Feature

babel-parser
- #10091 BigInt type for Flow (@tanhauhau)
- #9450 Implement f# pipeline in parser (@mAAdhaTTah)
- #9912 [legacy decorators] Allow decorating generator methods (@nicolo-ribaudo)
- #9864 [@babel/parser] Add "allowUndeclaredExports" option (@nicolo-ribaudo)
babel-plugin-proposal-dynamic-import, babel-preset-env-standalone, babel-preset-env
- #10109 Add @babel/plugin-proposal-dynamic-import to @babel/preset-env (@nicolo-ribaudo)
babel-plugin-proposal-dynamic-import, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs
- #9552 Create @babel/plugin-proposal-dynamic-import (@nicolo-ribaudo)
babel-plugin-proposal-pipeline-operator, babel-plugin-syntax-pipeline-operator
- #9984 Transform for F# Pipeline (@thiagoarrais)
babel-plugin-transform-typescript, babel-types
- #9785 Implement TypeScript namespace support (@Wolvereness)

:bug: Bug Fix

babel-plugin-proposal-do-expressions, babel-traverse
- #10072 fix await and yield for do expression (@tanhauhau)
babel-helpers, babel-plugin-transform-react-constant-elements
- #10155 Added es3 backward compatibility for react helper code (@sormy)
babel-preset-env
- #10127 Bump compat-table and updating preset-env mappings (@existentialism)
- #8897 Allow defaults query in preset-env (@existentialism)
babel-parser
- #10132 fix import typeof in declare module (@tanhauhau)
- #10084 flow - allow type parameter defaults in function declarations (@tanhauhau)
babel-types
- #10126 fix exportKind declaration in babel-types (@zxbodya)
babel-node
- #9951 Prevents exception on PnP (@arcanis)
babel-generator
- #10041 Fix printer for explicitly inexact Flow types (@mrtnzlml)
babel-plugin-transform-typescript
- #10034 Use scope for typescript export removals (@Wolvereness)
- #10019 fix(typescript): erase default export if exporting a TS type (@airato)
babel-helper-create-class-features-plugin, babel-plugin-proposal-class-properties, babel-traverse
- #10029 Fixed computed keys for class expression (@tanhauhau)
babel-helpers, babel-plugin-proposal-object-rest-spread, babel-preset-env
- #9384 Retry to fix object spread helper compatibility (@saschanaz)
babel-plugin-transform-destructuring
- #10013 fix destructuring rest with template literal (@tanhauhau)
babel-helper-create-class-features-plugin, babel-plugin-transform-typescript
- #9610 Use injectInitialization to generate ts parameter properties (@nicolo-ribaudo)

:nail_care: Polish

babel-core
- #10157 Fix incorrect usage of $o instead of %o in debug (@ChlorideCull)
babel-helpers
- #10117 Simplify the helpers for classPrivateField{Get,Set} (@arv)
babel-plugin-transform-typescript
- #10047 Refactor isImportTypeOnly helper function (@Andarist)

:memo: Documentation

babel-plugin-proposal-partial-application, babel-plugin-syntax-partial-application
- #10103 docs: update readmes (@xtuc)

Committers: 24

Airat Aminev (@airato)
Artem Butusov (@sormy)
Blaine Bublitz (@phated)
Bogdan Savluk (@zxbodya)
Brian Ng (@existentialism)
Daniel Tschinder (@danez)
Erik Arvidsson (@arv)
Henry Zhu (@hzoo)
James DiGioia (@mAAdhaTTah)
Jamie Kyle (@jamiebuilds)
Kagami Sascha Rosylight (@saschanaz)
Letladi Sebesho (@Letladi)
Martin Zlámal (@mrtnzlml)
Mateusz Burzyński (@Andarist)
Maël Nison (@arcanis)
Min ho Kim (@minho42)
Nicolò Ribaudo (@nicolo-ribaudo)
Paul Comanici (@darkyndy)
Pig Fang (@g-plane)
Sebastian Johansson (@ChlorideCull)
Sven Sauleau (@xtuc)
Tan Li Hau (@tanhauhau)
Thiago Arrais (@thiagoarrais)
Wesley Wolfe (@Wolvereness)

Open source →

7.4.521 May 2019

Thanks @airato, @schu34, @divbhasin, @eps1lon and @pnavarrc for their first PRs! :smile:

v7.4.5 (2019-05-21)

Thanks @airato, @schu34, @divbhasin, @eps1lon and @pnavarrc for their first PRs! :smile:

:bug: Bug Fix

babel-parser
- #9998 Fix location for optional params in arrow functions (@danez)
- #9982 Avoid unnecessary work during lookahead (@danez)
- #9922 fix: allow shebang directive (@tanhauhau)
babel-preset-env
- #10002 Update preset-env dependencies and fix fixtures (@danez)
- #9978 Fix mobile browsers support in preset-env (@nicolo-ribaudo)
- #9902 Fix destructuring assignments being transpiled for edge 15 (@eps1lon)
babel-plugin-transform-typescript
- #9944 fix(typescript): erase type exports (@airato)

:nail_care: Polish

babel-parser
- #9995 Do not use lookahead when parsing construct signature declarations in TS (@danez)
- #9989 Only compute Position if not already in state (@danez)
- #9988 Do not use lookahead when parsing jsx expression containers (@danez)
- #9987 Do not use lookahead when parsing imports in declare module in flow (@danez)
- #9985 Do not use lookahead when parsing declare module or declare module.exports in flow (@danez)
- #9983 Do not use lookahead when parsing dynamic import or import.meta (@danez)
- #9979 Remove guardedHandlers from ASTs (@danez)
babel-preset-env
- #9992 use console.warn for warning (@schu34)
babel-core
- #9945 Fixed null error in plugin opts and added a test for it (@divbhasin)
babel-core, babel-traverse
- #9909 Add missing space in error messages (@pnavarrc)

:house: Internal

babel-node
- #9914 [babel-node] Do not hardcode node flags (@nicolo-ribaudo)

Committers: 9

Airat Aminev (@airato)
Daniel Tschinder (@danez)
Divyam Bhasin (@divbhasin)
Matthew Robertson (@matthewrobertson)
Matthew Schupack (@schu34)
Nicolò Ribaudo (@nicolo-ribaudo)
Pablo Navarro (@pnavarrc)
Sebastian Silbermann (@eps1lon)
Tan Li Hau (@tanhauhau)

Open source →

@babel/plugin-transform-typescript

Release timeline

Releases

v7.6.0 (2019-09-06)

:eyeglasses: Spec Compliance

:rocket: New Feature

:bug: Bug Fix

:nail_care: Polish

:memo: Documentation

:house: Internal

:running_woman: Performance

Committers: 22

v7.5.5 (2019-07-17)

:bug: Bug Fix

:house: Internal

:running_woman: Performance

Committers: 7

v7.5.2 (2019-07-08)

:bug: Bug Fix

Committers: 2

v7.5.1 (2019-07-06)

:bug: Bug Fix

Committers: 2

v7.5.0 (2019-07-04)

:eyeglasses: Spec Compliance

:rocket: New Feature

:bug: Bug Fix

:nail_care: Polish

:memo: Documentation

Committers: 24

v7.4.5 (2019-05-21)

:bug: Bug Fix

:nail_care: Polish

:house: Internal

Committers: 9