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Stephen Adams c768f80a96 [dart2js] Implement @pragma('dart2js:resource-identifier')
Calls to methods annotated with `@pragma('dart2js:resource-identifier')` are tracked, with their primitive constant arguments, through to the `.js` file which contains the call.

- JavaScript annotations are attached to the JavaScript AST node for
  the call.

- At the time of `.js` file printing, the JavaScript annotations are
  collected and attributed to the file. This allows the construction
  of a map from `.js` files to the 'resource identifiers' contained in
  the file.

- Alongside the `main.js` file the resource identifiers are emitted in
  a file called `main.js.resources.json`. This is controlled by the
  `--write-resources` command line option.

- Serialization of JavaScript ASTs now serializes the attached
  JavaScript annotations.

- The internal method used to implement deferred library loading is
  annotated, to allow analysis of which deferred library parts load
  other libraries.
 pkg/js_ast was tweaked to make the pkg/js_ast was tweaked to make the
- pkg/js_ast was tweaked to make propagating the JavaScript annotations through the async transforms easier.


TODO:

- Annotate const constructors
- Add golden-style tests

Change-Id: Iea77550e22ee98f81dca61dfd713c09f734583d2
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/284492
Reviewed-by: Nate Biggs <natebiggs@google.com>
Commit-Queue: Stephen Adams <sra@google.com>
2023-02-28 03:00:18 +00:00
.dart_tool
.github Bump github/codeql-action from 2.2.1 to 2.2.4 2023-02-14 09:08:47 +00:00
benchmarks [benchmarks/ffi] Generate repetitive FfiCall benchmark 2023-02-23 20:50:09 +00:00
build Revert "Reland "Reland "[dart2wasm] Include wasm-opt in the shipped dart-sdk.""" 2023-02-17 09:04:50 +00:00
docs Spelling pkg analyzer lib 2023-01-25 14:08:27 +00:00
pkg [dart2js] Implement @pragma('dart2js:resource-identifier') 2023-02-28 03:00:18 +00:00
runtime [vm/compiler] Avoid undefined evaluation order in IL deserialization 2023-02-28 00:24:39 +00:00
samples [samples/ffi] Update sqlite-tutorial 2023-02-21 21:23:43 +00:00
sdk [dart2js] Implement @pragma('dart2js:resource-identifier') 2023-02-28 03:00:18 +00:00
tests Switch cases are no longer const contexts with patterns. 2023-02-28 01:34:26 +00:00
third_party Bump protobuf-gn version to eliminate need for custom_options.proto stub 2023-02-17 15:11:43 +00:00
tools [infra] Add configurations to migrate Linux ARM64 to NNBD. 2023-02-27 18:40:28 +00:00
utils [dart2js] Update build infrastructure to move Dart2JS onto sound null safety. 2023-02-22 17:19:43 +00:00
.clang-format
.gitattributes
.gitconfig
.gitignore [test_runner] Create --write-logs dir, add default dir to .gitignore 2022-11-15 09:59:08 +00:00
.gn
.mailmap
.style.yapf
.vpython
AUTHORS Simplify the license situation 2022-09-14 21:06:22 +00:00
BUILD.gn Roll Fuchsia SDK to 7b3b23b2c0da59b3aceab6c49fbe7d9ed34d7382. 2023-02-09 22:43:36 +00:00
CHANGELOG.md Bump linter to dcf3a079c573487b6ab64518604e5686be899601 2023-02-22 02:00:48 +00:00
codereview.settings
CONTRIBUTING.md
DEPS [deps] rev cli_util, crypto, test, vector_math, webdev 2023-02-27 21:07:29 +00:00
LICENSE
OWNERS [owners] update the top-level owners file 2022-11-11 21:03:52 +00:00
PATENT_GRANT
PRESUBMIT.py Add year checking in PRESUBMIT.py 2023-02-01 16:31:32 +00:00
README.dart-sdk Fix README.dart-sdk file to reflect current contents of the SDK 2023-02-02 03:10:09 +00:00
README.md
sdk_args.gni
SECURITY.md
WATCHLISTS Create a watchlist for analyzer 2023-02-08 22:21:49 +00:00

Dart

A client-optimized language for fast apps on any platform

Dart is:

  • Optimized for UI: Develop with a programming language specialized around the needs of user interface creation.

  • Productive: Make changes iteratively: use hot reload to see the result instantly in your running app.

  • Fast on all platforms: Compile to ARM & x64 machine code for mobile, desktop, and backend. Or compile to JavaScript for the web.

Dart's flexible compiler technology lets you run Dart code in different ways, depending on your target platform and goals:

  • Dart Native: For programs targeting devices (mobile, desktop, server, and more), Dart Native includes both a Dart VM with JIT (just-in-time) compilation and an AOT (ahead-of-time) compiler for producing machine code.

  • Dart Web: For programs targeting the web, Dart Web includes both a development time compiler (dartdevc) and a production time compiler (dart2js).

Dart platforms illustration

License & patents

Dart is free and open source.

See LICENSE and PATENT_GRANT.

Using Dart

Visit dart.dev to learn more about the language, tools, and to find codelabs.

Browse pub.dev for more packages and libraries contributed by the community and the Dart team.

Our API reference documentation is published at api.dart.dev, based on the stable release. (We also publish docs from our beta and dev channels, as well as from the primary development branch).

Building Dart

If you want to build Dart yourself, here is a guide to getting the source, preparing your machine to build the SDK, and building.

There are more documents on our wiki.

Contributing to Dart

The easiest way to contribute to Dart is to file issues.

You can also contribute patches, as described in Contributing.