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The Dart SDK, including the VM, dart2js, core libraries, and more.

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My dart code extension keeps crashing even after restarting it It says dart analysis server keeps crashing, it says restarting analysis server failed

area-devexp

Consider the following example: ```dart void main() { for (var _ in ([] as Object)) {} // Error. } ``` This incurs the compile-time error "The type 'Object' used in...

type-question
area-dart-model

We should start allowing dart2wasm to inline functions across wasm modules. A function can inline a target function if the target is guaranteed to be loaded when the calling function...

area-dart2wasm

(continuation of discussions in https://github.com/dart-lang/sdk/issues/61588) Recently we added remote functionality to the `dart run` command (still not in stable). The currently landed syntax is: ```txt > dart run /[:] >...

area-dart-cli

Dart & Flutter has suddenly become unusable slow in VSCode. Intellisense won't load within 30+ seconds, syntax highlighting won't update, jumping to code definitions loads infinitely, etc. This seems to...

P1
type-performance
analyzer-stability
area-dart-model
model-performance

# Issue Just having VSCode open brings the the CPU and Memory Usage to the maximum. This did not happen when using 3.10.0, but now switching the devenv nix channel...

type-performance
area-devexp

Id zone allocation is implemented by appending to a list and deletion is implemented by replacing the element with null. Repeatedly allocating and deleted id zones thus consumes memory proportional...

area-vm
P2
type-bug
crash
vm-service

It becomes increasingly difficult to use JIT for development on iOS (https://github.com/flutter/flutter/issues/163984, https://github.com/flutter/flutter/issues/175962). Eventually we would like to step away from using JIT and replace it with a new AOT...

area-vm
type-enhancement
triaged

Repro: ```dart class C { C(); C._(); C.named(); final int field; } ``` 1. Only the first constructor shows `Add final initializing formal (required named) parameters` (maybe it doesn't know...

area-devexp

While fixing https://github.com/dart-lang/sdk/issues/61186, I noticed this repro below had no `Create method` fix: ```dart class A {} T? Function() g(A a) => a.test; ``` I've made it work, but if...

area-devexp