Dart Announcements

1–30 of 338

Official announcements for the Dart project, including breaking changes, new releases, and other messages for the entire community.

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Sep 22

Breaking change 49687: Don't delegate foreign private names to noSuchMethod

This change is being implemented, and should go out in the next beta release. On Wed, 17 Aug 2022 at

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Breaking change 49687: Don't delegate foreign private names to noSuchMethod

This change is being implemented, and should go out in the next beta release. On Wed, 17 Aug 2022 at

Sep 22

Michael Thomsen

Sep 8

Breaking change 49530: Discontinue non-null-safe mode

Tracking & feedback issue: https://github.com/dart-lang/sdk/issues/49530 Change In the Dart 2.12

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Breaking change 49530: Discontinue non-null-safe mode

Tracking & feedback issue: https://github.com/dart-lang/sdk/issues/49530 Change In the Dart 2.12

Sep 8

Aug 31

Breaking change 49878: Throw a StateError if ResourceHandle.to* is called more than once

Discussion at: https://github.com/dart-lang/sdk/issues/49878 Change Throw a StateError if

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Breaking change 49878: Throw a StateError if ResourceHandle.to* is called more than once

Discussion at: https://github.com/dart-lang/sdk/issues/49878 Change Throw a StateError if

Aug 31

Aug 30

Dart 2.18 released

The Dart SDK version 2.18 is now available. Please note that it contains a number of previously

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Dart 2.18 released

The Dart SDK version 2.18 is now available. Please note that it contains a number of previously

Aug 30

Aug 22

Breaking change 49635: Flag additional code as unreachable due to types Null and Never

As of https://github.com/dart-lang/sdk/commit/b7567b17991cce725c8dc87114b26a2aeea15239, this change

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Breaking change 49635: Flag additional code as unreachable due to types Null and Never

As of https://github.com/dart-lang/sdk/commit/b7567b17991cce725c8dc87114b26a2aeea15239, this change

Aug 22

Alexander Aprelev

Aug 18

Breaking change 49647: introduce`exclusive` parameter for File.create, createSync methods

We propose to add new named optional `exclusive` parameter to dart:io `File.create` and `File.

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Breaking change 49647: introduce`exclusive` parameter for File.create, createSync methods

We propose to add new named optional `exclusive` parameter to dart:io `File.create` and `File.

Aug 18

Jul 27

Breaking change #49536: remove document.registerElement

We'd like to do a small clean up in dart:html to deprecate and remove the `document.

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Breaking change #49536: remove document.registerElement

We'd like to do a small clean up in dart:html to deprecate and remove the `document.

Jul 27

Jul 22

Breaking change 49305: Disallow negative or hexadecimal content-length headers

Discussion here: https://github.com/dart-lang/sdk/issues/49305 NOTE: This change has already landed -

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Breaking change 49305: Disallow negative or hexadecimal content-length headers

Discussion here: https://github.com/dart-lang/sdk/issues/49305 NOTE: This change has already landed -

Jul 22

Jul 18

Breaking change #49473: dart2js won't accept http URI inputs/imports

Long ago dart2js had experimental support to compile sources provided via http URIs. We don't

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Breaking change #49473: dart2js won't accept http URI inputs/imports

Long ago dart2js had experimental support to compile sources provided via http URIs. We don't

Jul 18

Michael Thomsen

May 11

Dart 2.17 released

The Dart SDK version 2.17 is now available. Please note that it contains a number of previously

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Dart 2.17 released

The Dart SDK version 2.17 is now available. Please note that it contains a number of previously

May 11

Michael Thomsen2

May 10

Breaking change 48272: discontinue .packages file

Update: The change to no longer generate the .packages file is now scheduled to happen in the Dart

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Breaking change 48272: discontinue .packages file

Update: The change to no longer generate the .packages file is now scheduled to happen in the Dart

May 10

Mar 8

Breaking change 48526: removing dart pub uploader

Starting Dart 2.17 the `dart pub uploader add|remove` commands will be removed from the Dart SDK.

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Breaking change 48526: removing dart pub uploader

Starting Dart 2.17 the `dart pub uploader add|remove` commands will be removed from the Dart SDK.

Mar 8

Mar 4

Breaking change 48513: Add a new allowLegacyUnsafeRenegotiation property to SecurityContext

Discussion here: https://github.com/dart-lang/sdk/issues/48513 Change I propose that we add a new

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Breaking change 48513: Add a new allowLegacyUnsafeRenegotiation property to SecurityContext

Discussion here: https://github.com/dart-lang/sdk/issues/48513 Change I propose that we add a new

Mar 4

Michael Thomsen

Feb 3

Dart 2.16 released

The Dart SDK version 2.16 is now available. Please note that it contains one security advisory and a

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Dart 2.16 released

The Dart SDK version 2.16 is now available. Please note that it contains one security advisory and a

Feb 3

Jan 19

Breaking change 48167: remove support from legacy super-mixins from CFE

We are planning to remove support for legacy super-mixins from CFE. This feature has allowed the use

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Breaking change 48167: remove support from legacy super-mixins from CFE

We are planning to remove support for legacy super-mixins from CFE. This feature has allowed the use

Jan 19

12/9/21

Breaking Change #47887: Add new connectionFactory property to HttpClient

Discussion here: https://github.com/dart-lang/sdk/issues/47887 Change I propose that we add a new

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Breaking Change #47887: Add new connectionFactory property to HttpClient

Discussion here: https://github.com/dart-lang/sdk/issues/47887 Change I propose that we add a new

12/9/21

Dart Announcements

12/8/21

Dart 2.15 released

The Dart SDK version 2.15 is now available. Please note that it contains a number of previously

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Dart 2.15 released

The Dart SDK version 2.15 is now available. Please note that it contains a number of previously

12/8/21

11/11/21

Breaking change 47653: Directory.rename should not delete the target if it exists

Discussion here: https://github.com/dart-lang/sdk/issues/47653 Change Currently Directory.rename()

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Breaking change 47653: Directory.rename should not delete the target if it exists

Discussion here: https://github.com/dart-lang/sdk/issues/47653 Change Currently Directory.rename()

11/11/21

Michael Thomsen2

10/6/21

Breaking change: Deprecation and discontinuation of standalone Dart tools

Update: In the Dart 2.15 release the following changes related to this will happen: The pub command

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Breaking change: Deprecation and discontinuation of standalone Dart tools

Update: In the Dart 2.15 release the following changes related to this will happen: The pub command

10/6/21

Michael Thomsen

9/27/21

Breaking Change #47282: Change to Dart Docker images

Summary: The Docker images for Dart being published under https://hub.docker.com/r/google/dart are

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Breaking Change #47282: Change to Dart Docker images

Summary: The Docker images for Dart being published under https://hub.docker.com/r/google/dart are

9/27/21

Michael Thomsen

9/9/21

Dart SDK 2.14 released

The Dart SDK version 2.14 is now available. Please note that it contains a number of previously

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Dart SDK 2.14 released

The Dart SDK version 2.14 is now available. Please note that it contains a number of previously

9/9/21

Martin Kustermann, Alexander Aprelev5

9/9/21

[dart-announce] Breaking Change #46754: Enable isolate group support by-default

This change has now landed, isolate group support is on by-default and will be included in the next

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[dart-announce] Breaking Change #46754: Enable isolate group support by-default

This change has now landed, isolate group support is on by-default and will be included in the next

9/9/21

7/29/21

Breaking Change #46756: Drop reference to Observatory in VM service console message

Intended Behavior Change Update the VM service message to no longer reference Observatory as it will

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Breaking Change #46756: Drop reference to Observatory in VM service console message

Intended Behavior Change Update the VM service message to no longer reference Observatory as it will

7/29/21

7/1/21

breaking change #46545: dropping support for ES5

Two years ago we announced a plan to deprecate support for ES5. Changes in priorities made us delay

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breaking change #46545: dropping support for ES5

Two years ago we announced a plan to deprecate support for ES5. Changes in priorities made us delay

7/1/21

6/28/21

Breaking change #46497: Print VM help and version output to stdout

Current Behavior Currently the following invocations output details to stderr instead of stdout: dart

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Breaking change #46497: Print VM help and version output to stdout

Current Behavior Currently the following invocations output details to stderr instead of stdout: dart

6/28/21

6/16/21

Proposal to change how dart format handles cascades

Welcome aboard the maiden voyage of the new change process for dart format. I'm proposing three

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Proposal to change how dart format handles cascades

Welcome aboard the maiden voyage of the new change process for dart format. I'm proposing three

6/16/21

6/9/21

breaking change #46316: removing WebSQL

The WebSQL standard was abandoned many years ago and is not supported by many browsers. Our

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breaking change #46316: removing WebSQL

The WebSQL standard was abandoned many years ago and is not supported by many browsers. Our

6/9/21

Michael Thomsen

5/19/21

Dart SDK 2.13.0 released

The Dart SDK version 2.13.0 is now available. Please note that it contains a number of previously

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Dart SDK 2.13.0 released

The Dart SDK version 2.13.0 is now available. Please note that it contains a number of previously

5/19/21

5/18/21

A change process for 'dartfmt' / 'dart format'

TL;DR: We're moving to a slightly more formal process for changing dart format to make it easier

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A change process for 'dartfmt' / 'dart format'

TL;DR: We're moving to a slightly more formal process for changing dart format to make it easier

5/18/21

5/4/21

Breaking change: Improved Directives Sorting Analysis

As of the 2.14.0-52.0.dev build and 2.14 stable, the directives_ordering lint will catch a number of

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Breaking change: Improved Directives Sorting Analysis

As of the 2.14.0-52.0.dev build and 2.14 stable, the directives_ordering lint will catch a number of

5/4/21

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