react changelog

Changelog History

Page 1

• v16.12.0

  November 14, 2019

  React DOM

  • 🛠 Fix passive effects (useEffect) not being fired in a multi-root app. (@acdlite in #17347)

  React Is

  • 🛠 Fix lazy and memo types considered elements instead of components (@bvaughn in #17278)

  Artifacts

  • react: https://unpkg.com/react@16.12.0/umd/
  • react-art: https://unpkg.com/react-art@16.12.0/umd/
  • react-dom: https://unpkg.com/react-dom@16.12.0/umd/
  • react-is: https://unpkg.com/react-is@16.12.0/umd/
  ✅ • react-test-renderer: https://unpkg.com/react-test-renderer@16.12.0/umd/
  ⏱ • scheduler: https://unpkg.com/scheduler@0.18.0/umd/

• v16.11.0

  October 22, 2019

  React DOM

  • 🛠 Fix mouseenter handlers from firing twice inside nested React containers. @yuanoook in #16928
  • Remove unstable_createRoot and unstable_createSyncRoot experimental APIs. (These are available in the Experimental channel as createRoot and createSyncRoot.) (@acdlite in #17088)

  Artifacts

  • react: https://unpkg.com/react@16.11.0/umd/
  • react-art: https://unpkg.com/react-art@16.11.0/umd/
  • react-dom: https://unpkg.com/react-dom@16.11.0/umd/
  • react-is: https://unpkg.com/react-is@16.11.0/umd/
  ✅ • react-test-renderer: https://unpkg.com/react-test-renderer@16.11.0/umd/
  ⏱ • scheduler: https://unpkg.com/scheduler@0.17.0/umd/

• v16.10.2

  October 03, 2019

  React DOM

  • 🛠 Fix regression in react-native-web by restoring order of arguments in event plugin extractors (@necolas in #16978)

  Artifacts

  • react: https://unpkg.com/react@16.10.2/umd/
  • react-art: https://unpkg.com/react-art@16.10.2/umd/
  • react-dom: https://unpkg.com/react-dom@16.10.2/umd/
  • react-is: https://unpkg.com/react-is@16.10.2/umd/
  ✅ • react-test-renderer: https://unpkg.com/react-test-renderer@16.10.2/umd/
  ⏱ • scheduler: https://unpkg.com/scheduler@0.16.2/umd/

• v16.10.1

  September 28, 2019

  React DOM

  • 🛠 Fix regression in Next.js apps by allowing Suspense mismatch during hydration to silently proceed (@sebmarkbage in #16943)

• v16.10.0

  September 27, 2019

  React DOM

  • 🛠 Fix edge case where a hook update wasn't being memoized. (@sebmarkbage in #16359)
  • 🛠 Fix heuristic for determining when to hydrate, so we don't incorrectly hydrate during an update. (@sebmarkbage in #16739)
  • Clear additional fiber fields during unmount to save memory. (@trueadm in #16807)
  • 🛠 Fix bug with required text fields in Firefox. (@halvves in #16578)
  • Prefer Object.is instead of inline polyfill, when available. (@ku8ar in #16212)
  • 🛠 Fix bug when mixing Suspense and error handling. (@acdlite in #16801)

  ⏱ Scheduler (Experimental)

  • 👌 Improve queue performance by switching its internal data structure to a min binary heap. (@acdlite in #16245)
  • 👉 Use postMessage loop with short intervals instead of attempting to align to frame boundaries with requestAnimationFrame. (@acdlite in #16214)

  👉 useSubscription

  • ⚡️ Avoid tearing issue when a mutation happens and the previous update is still in progress. (@bvaughn in #16623)

  Artifacts

  • react: https://unpkg.com/react@16.10.0/umd/
  • react-art: https://unpkg.com/react-art@16.10.0/umd/
  • react-dom: https://unpkg.com/react-dom@16.10.0/umd/
  • react-is: https://unpkg.com/react-is@16.10.0/umd/
  ✅ • react-test-renderer: https://unpkg.com/react-test-renderer@16.10.0/umd/
  ⏱ • scheduler: https://unpkg.com/scheduler@0.16.0/umd/

• v16.9.0

  April 03, 2019

  React

  • ➕ Add <React.Profiler> API for gathering performance measurements programmatically. (@bvaughn in #15172)
  • Remove unstable_ConcurrentMode in favor of unstable_createRoot. (@acdlite in #15532)

  React DOM

  • 🗄 Deprecate old names for the UNSAFE_* lifecycle methods. (@bvaughn in #15186 and @threepointone in #16103)
  • 🗄 Deprecate javascript: URLs as a common attack surface. (@sebmarkbage in #15047)
  • 🗄 Deprecate uncommon "module pattern" (factory) components. (@sebmarkbage in #15145)
  • ➕ Add support for the disablePictureInPicture attribute on <video>. (@eek in #15334)
  • ➕ Add support for onLoad event for <embed>. (@cherniavskii in #15614)
  • ➕ Add support for editing useState state from DevTools. (@bvaughn in #14906)
  • ➕ Add support for toggling Suspense from DevTools. (@gaearon in #15232)
  • 👀 Warn when setState is called from useEffect, creating a loop. (@gaearon in #15180)
  • 🛠 Fix a memory leak. (@paulshen in #16115)
  • 🛠 Fix a crash inside findDOMNode for components wrapped in <Suspense>. (@acdlite in #15312)
  • 🛠 Fix pending effects from being flushed too late. (@acdlite in #15650)
  • 🛠 Fix incorrect argument order in a warning message. (@brickspert in #15345)
  • 🛠 Fix hiding Suspense fallback nodes when there is an !important style. (@acdlite in #15861 and #15882)
  • 🐎 Slightly improve hydration performance. (@bmeurer in #15998)

  React DOM Server

  • 🛠 Fix incorrect output for camelCase custom CSS property names. (@bedakb in #16167)

  ✅ React Test Utilities and Test Renderer

  • ➕ Add act(async () => ...) for testing asynchronous state updates. (@threepointone in #14853)
  • ➕ Add support for nesting act from different renderers. (@threepointone in #16039 and #16042)
  • ⏱ Warn in Strict Mode if effects are scheduled outside an act() call. (@threepointone in #15763 and #16041)
  • Warn when using act from the wrong renderer. (@threepointone in #15756)

  👕 ESLint Plugin: React Hooks

  • Report Hook calls at the top level as a violation. (gaearon in #16455)

• v16.9.0-rc.0

  August 05, 2019

  🚀 This is a release candidate for React v16.9.0.

  🔄 Changelog is available in #16254.

  🏗 UMD builds

  • react: https://unpkg.com/react@16.9.0-rc.0/umd/
  • react-art: https://unpkg.com/react-art@16.9.0-rc.0/umd/
  • react-dom: https://unpkg.com/react-dom@16.9.0-rc.0/umd/
  • react-is: https://unpkg.com/react-is@16.9.0-rc.0/umd/
  ✅ • react-test-renderer: https://unpkg.com/react-test-renderer@16.9.0-rc.0/umd/
  ⏱ • scheduler: https://unpkg.com/scheduler@0.15.0-rc.0/umd/

• v16.9.0-alpha.0

  April 03, 2019

  v16.9.0-alpha.0 (April 3, 2019)

  • (await act(async () => ...) (@threepointone in #14853)

  Artifacts

  • react: https://unpkg.com/react@16.9.0-alpha.0/umd/
  • react-art: https://unpkg.com/react-art@16.9.0-alpha.0/umd/
  • react-dom: https://unpkg.com/react-dom@16.9.0-alpha.0/umd/
  • react-is: https://unpkg.com/react-is@16.9.0-alpha.0/umd/
  • ✅ react-test-renderer: https://unpkg.com/react-test-renderer@16.9.0-alpha.0/umd/
  • ⏱ scheduler: https://unpkg.com/scheduler@0.14.0-alpha.0/umd/

• v16.8.6

  March 28, 2019

  16.8.6 (March 27, 2019)

  React DOM

  • 🛠 Fix an incorrect bailout in useReducer(). (@acdlite in #15124)
  • 🛠 Fix iframe warnings in Safari DevTools. (@renanvalentin in #15099)
  • Warn if contextType is set to Context.Consumer instead of Context. (@aweary in #14831)
  • Warn if contextType is set to invalid values. (@gaearon in #15142)

  Artifacts

  • react : https://unpkg.com/react@16.8.6/umd/
  • react-art : https://unpkg.com/react-art@16.8.6/umd/
  • react-dom : https://unpkg.com/react-dom@16.8.6/umd/
  • react-is : https://unpkg.com/react-is@16.8.6/umd/
  • ✅ react-test-renderer : https://unpkg.com/react-test-renderer@16.8.6/umd/
  • ⏱ scheduler : https://unpkg.com/scheduler@0.13.6/umd/

• v16.8.5

  March 22, 2019

  16.8.5 (March 22, 2019)

  React DOM

  • Don't set the first option as selected in select tag with size attribute. (@kulek1 in #14242)
  • 👌 Improve the useEffect(async () => ...) warning message. (@gaearon in #15118)
  • 👌 Improve the error message sometimes caused by duplicate React. (@jaredpalmer in #15139)

  React DOM Server

  • 👌 Improve the useLayoutEffect warning message when server rendering. (@gaearon in #15158)

  React Shallow Renderer

  • 🛠 Fix setState in shallow renderer to work with Hooks. (@gaearon in #15120)
  • 🛠 Fix shallow renderer to support React.memo. (@aweary in #14816)
  • 🛠 Fix shallow renderer to support Hooks inside forwardRef. (@eps1lon in #15100)

  Artifacts

  • react : https://unpkg.com/react@16.8.5/umd/
  • react-art : https://unpkg.com/react-art@16.8.5/umd/
  • react-dom : https://unpkg.com/react-dom@16.8.5/umd/
  • react-is : https://unpkg.com/react-is@16.8.5/umd/
  • ✅ react-test-renderer : https://unpkg.com/react-test-renderer@16.8.5/umd/
  • ⏱ scheduler : https://unpkg.com/scheduler@0.13.5/umd/

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