arkcompiler_runtime_core 发行版

2025-09-01 18:28

ArkTS Specification 1.2.0-alpha2 TECHNICAL PREVIEW 8, 2025.09.01

**FROM NOW ON, ALL SUBSEQUENT RELEASES ARE PUBLISHED ON https://gitcode.com/igelhaus/arkcompiler_runtime_core/releases/**

**PLEASE GO TO https://gitcode.com/igelhaus/arkcompiler_runtime_core/releases/ FOR THE LATEST TECHNICAL PREVIEW**

**FOR INTERNAL USE ONLY**

This is a new **TECHNICAL PREVIEW** of ArkTS language specification. The change log is following:

**ArkTS language specification:**

* Feature (#334): Top-level accessors
* Bugfix (#42): Define terms ‘compile-time error’ and ‘warning’
* Bugfix (#398): Keywords `catch`, `finally` are soft keywords
* Bugfix (#472): Spread expression for iterable union types
* Bugfix (#479): Selective type `import` / `export` is added
* Bugfix (#272): Type annotation can be skipped for parameters with default values
* Bugfix (#432): Implicit conversion clarified
* Bugfix (#464): Obsolete code in `enum` example corrected
* Bugfix (#467): Increment and decrement semantics clarified
* Bugfix (#468): Clarify type and overflow for increment and decrement
* Bugfix (#469): Re-exported declarations must be distinguishable
* Bugfix (#484): Clarify – `this` cannot be used in field initialization
* Bugfix (#486): Update order of actions in primary and default constructors
* Bugfix (#488): Clarify rest parameters – new entity is created each time
* Bugfix (#489): Delete use of legacy `NullishType`
* Bugfix (#514): Align CTE in `as` with `instanceof`
* Bugfix (#459): Fix trailing lambda example
* Bugfix (#462): Example fixed
* Bugfix (#475): Clarify lambda behavior
* Bugfix (#477): Fix typo
* Bugfix (#487): Update example in functions with receiver
* Bugfix (#490): Clarify overriding fields
* Bugfix (#491): Update example in section ‘Overriding fields`
* Bugfix (#492): Fix terminology – inheritance of static methods
* Bugfix (#495): Update object literal methods for interfaces
* Bugfix (#497): Fix underscores in numeric literals
* Bugfix (#499): Update examples for spread expressions
* Bugfix (#502): Fix incorrect example with `enum` cast
* Bugfix (#503): Clarify accessors for optional properties
* Bugfix (#508): Fix example in iterable types
* Bugfix (#509): Fix wordings in overload declaration inheritance
* Bugfix (#512): Fix wordings in subtyping for function types
* Bugfix (#513): Fix typos

**Cookbook:**

* Differences in Overriding Properties

**Concurrency Specification:**

* Remove `NullishType` usage

**Release meta (internal):**

* Branch name / Change number: `spec248` / `65193`
* PDFs built from: https://gitee.com/openharmony/arkcompiler_runtime_core/pulls/8593.

最后提交信息为： !2155 Fix codecheck for bytecode optimizer

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