dynamically-callable section to dynamic interface
This introduces the `dynamically-callable` section in the dynamic interface and adds an initial, but incomplete, validation pass for it. The current validator: * Checks that dynamic calls use a selector that matches one of the exposed members in the `dynamically-callable` section. * Validates that subtypes of `dynamically-callable` classes added in a dynamic module don't overlap with classes implementing `noSuchMethod`. Note that the latter check is incomplete. Additional checks need to be added when building the host app to reject subtypes defined in the host. Future changes: * validate during host compilation about other subtypes * move validation for classes exposed in the dynamic interface to be done while compiling the host * reject mixin methods that contain dynamic calls during host compilation. * accept providing an allow list of valid selectors during compilation of dynamic modules, so it module-to-module calls are supported too. TEST=CFE unit tests Change-Id: I8d12192ef374c34a48fbdf2ba5002d2850ce926f Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/494001 Reviewed-by: Alexander Markov <alexmarkov@google.com> Commit-Queue: Sigmund Cherem <sigmund@google.com>
Dart
An approachable, portable, and productive language for high-quality apps on any platform
Dart is:
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Approachable: Develop with a strongly typed programming language that is consistent, concise, and offers modern language features like null safety and patterns.
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Portable: Compile to ARM, x64, or RISC-V machine code for mobile, desktop, and backend. Compile to JavaScript or WebAssembly for the web.
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Productive: Make changes iteratively: use hot reload to see the result instantly in your running app. Diagnose app issues using DevTools.
Dart's flexible compiler technology lets you run Dart code in different ways, depending on your target platform and goals:
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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.
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See LICENSE and PATENT_GRANT.
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