FROM NOW ON, FOLLOW https://gitee.com/igelhaus/arkcompiler_runtime_core/releases/ for releases of the spec

NB! During merge freeze because of code migration, this release is built from 7086cff0 at https://gitee.com/anedoria/arkcompiler_runtime_core/tree/spec206/

• ArkUI: Callable types added
• ArkUI: $$ unary operator added
• Lexical: suffix f added for float (32-bit) literals
• Classes: Syntax addition: type parameters for methods
• Ambients: selective export for namespaces added
• Clarified: trailing lambdas, unions, indexing expression of float types, bigint operators, import type
• Removed: raw types
• Text improved: Intro, Generics, GUI

Specification:

• Added: async lambdas, dynamic object (draft),
• Removed: qualified this and super, inner classes
• Clarified: optional and rest parameters, nullish types, spread operator, tuples, generic conversions
• Wording fixed in many chapters
• Added index

Cookbook:

• Rules relaxed: arkts-no-definite-assignment, arkts-no-symbol, arkts-no-utility-type, arkts-limited-stdlib
• Rules removed: arkts-no-prop-existence-check, arkts-for-of-str-arr

PR: !2019:[ArkTS Docs] Updated spec up to spec205 branch

• Delivers all changes from https://gitee.com/anedoria/arkcompiler_runtime_core/tree/spec204/
• Merged into upstream master on Oct, 3rd.

• Multiple changes in the Cookbook: relaxing and removing recipes
• Multiple improvements of common TypeScript / ArkTS subset
• Numerous improvements in wording and markup
• Specification migrated from LaTeX to RST

• Core specification version bumped to 1.0
• Several features that were not compatible with TS common subset are removed: unsigned types, inner classes, anonymous classes, class literals, type declarations in classes and interfaces
• All features outside common subset are moved to "Experimental Features" Chapter
• All samples (except samples in "Experimental Features") are made valid for common subset
• Almost all "to de done" are resolved (except those in "Experimental Features")
• All internal links are fixed.
• Wording and markup are improved.

• Support for GUI (ArkUI) draft
• String literals grammar extended (single quotes)
• Template literals added (backticks)
• Char literals grammar fixed (c'a')
• Syntax rules 'type', 'nullableType' are fixed. Syntax is now as in TS.
• Final classes, methods added (open removed)
• String interpolation expression is added.
• extended semantics for extended &&, ||, and ! operators semantics
• default export and import
• Revised Intro, Lexical, Generics, Conversions, Expressions, Semantic Rules
• Cookbook: revise and fix recipes

• Added the first version of the Introduction chapter
• Chapter 5. Generics and Chapter 6. Contexts and Conversions were rewritten and simplified
• Generic methods and constructors are deleted (only classes, interfaces and functions can be generic).
• Never renamed to never
• null type is added
• Subtyping and least upper bound sections moved to "Semantic Rules"
• Class extends and implements clauses were rewritten
• Fixed - signatures, override-equivalent
• Fixed function call, method call
• Operator ?? added to precedence table
• return statement semantics updated - it can be used in constructors, class initializer and top-level statements
• Initial values for variables updated
• Intersection types removed
• Revised Types (Chapter 3), Names, Declarations and Scopes (Chapter 4), Revised Modules and Packages (Chapter 14)

Tutorial:

• examples and terminology updated

Cookbook:

• new recipes 3, 16, 22, 28, 29, 46, 51, 79, 83, 116, 127
• fix recipes 38, 39, 45, 47

Specification:

• Lexical: 'synchronized', 'defer' deleted, 'finally' added, 'get', 'set' added as soft keywords, string literals type fixed, example corrected
• 'string' is used instead of 'String'
• Getters/Setters added to classes and interfaces
• Enumeration cannot be members of classes and interfaces
• Rest parameters are added to functypes and functions
• defer removed, finally added
• Modules and Packages: Top-level statements are added
• Revised wording: Interfaces, Enums, Exceptions (Chapters 10, 11, 12)
• Many references corrected and some added

• Updated specification
• User guide documentation bundle released

• Syntax rule for class field corrected mandatory semicolon removed
• Chapter 7 - Expressions - reordered the sections - proper aligment of subsection introduced making the chapter easier for the reader
• Operator precedence and associativity added into Chapter 7. Expressions
• Block statement description updated - no return for procedure function reformulated

• Section "Types" (upto "Reference Types") was rewritten and clarified.
• Section "Expression" was significantly improved. Call Expression semantics sections were moved to appendix A.
• Null safety sections were reviewed and clarified.
• Section "Statements" - text was improved.
• Added description for async functions.
• Added description for then, catch, and finally methods for Promise.

STS Specification 2023.02.10

STS Specification 2023.01.27