- Investigate top-rated feature requests (e.g. mixins).
- Improve lib.d.ts modularity
- Module bundling
async/await
- ES6 Generators
- Local types
- Generic type aliases
- Expressions in class extends clauses
- Class expressions
excludeproperty in tsconfig.json- User defined type guard functions
- External module resolution enhancements
- JSX support
- Intersection types
abstractclasses and methods- Strict object literal assignment checking
- Declaration merging for classes and interfaces
- Support for Destructuring
- Support for Spread Operator
- Support for ES6 Modules
- Support for for..of
- Support for ES6 Unicode specification
- Support for Symbols
- Support for Computed properties
- Support for tsconfig.json files
- Support for let and const in ES3/ES5
- Support for tagged templates in ES3/ES5
- Expose a new editor interface through TS Server
- Support for ES7 Decorators proposal
- Support for Decorator type metadata
- New --rootDir
- New ts.transpile API
- Support --module umd
- Support --module system
- New --noEmitHelpers
- New --inlineSourceMap
- New --inlineSources
- New --newLine
- New --isolatedModules
- Support for new
namespacekeyword - Support for tsconfig.json in Visual Studio 2015
- Improved template literal highlighting in Visual Studio 2013
- Support for Union Types and Type Guards
- New --noEmitOnError
- New --target ES6
- Support for Let and Const
- Support for Template Literals
- Library typings for ES6
- Support for Const enums
- Export Language Service public API
- Language service re-write to target new compiler
- Support for protected members in classes
- Support for Tuple Types