TypeScript

Announcing TypeScript 5.3

November 20, 2023 Nov 20, 2023 11/20/23

Daniel Rosenwasser

Today we're excited to announce the release of TypeScript 5.3! If you're not familiar with TypeScript, it's a language that adds type syntax to JavaScript to bring type-checking. Type-checking can catch all sorts of issues like typos and forgetting to check for and . But types go beyond type-checking - the same analyses of TypeScript's ...

Announcing TypeScript 5.3 RC

November 3, 2023 Nov 3, 2023 11/3/23

Daniel Rosenwasser

Today we're excited to announce our Release Candidate of TypeScript 5.3! Between now and the stable release of TypeScript 5.3, we expect no further changes apart from critical bug fixes. To get started using the RC, you can get it through NuGet, or through npm with the following command: Here's a quick list of what's new in TypeScript 5.3...

Announcing TypeScript 5.3 Beta

October 3, 2023 Oct 3, 2023 10/3/23

Daniel Rosenwasser

Today we are excited to announce the availability of TypeScript 5.3 Beta. To get started using the beta, you can get it through NuGet, or through npm with the following command: Here's a quick list of what's new in TypeScript 5.3! Import Attributes TypeScript 5.3 supports the latest updates to the import ...

Announcing TypeScript 5.2

August 24, 2023 Aug 24, 2023 08/24/23

Daniel Rosenwasser

Today we're excited to announce the release of TypeScript 5.2! If you're not familiar with TypeScript, it's a language that builds on top of JavaScript by making it possible to declare and describe types. Writing types in our code allows us to explain intent and have other tools check our code to catch mistakes like typos, issues with and...

Announcing TypeScript 5.2 RC

August 9, 2023 Aug 9, 2023 08/9/23

Daniel Rosenwasser

Today we're excited to announce our Release Candidate of TypeScript 5.2! Between now and the stable release of TypeScript 5.2, we expect no further changes apart from critical bug fixes. To get started using the RC, you can get it through NuGet, or through npm with the following command: Here's a quick list of what's new in TypeScript 5.2...

Announcing TypeScript 5.2 Beta

June 30, 2023 Jun 30, 2023 06/30/23

Daniel Rosenwasser

Today we are excited to announce the availability of TypeScript 5.2 Beta. To get started using the beta, you can get it through NuGet, or through npm with the following command: Here's a quick list of what's new in TypeScript 5.2! Declarations and Explicit Resource Management TypeScript 5.2 adds support for the ...

Announcing TypeScript 5.1

June 1, 2023 Jun 1, 2023 06/1/23

Daniel Rosenwasser

Today we're excited to announce the release of TypeScript 5.1! If you're not yet familiar with TypeScript, it's a language that builds on JavaScript by adding constructs called types. These types can describe some details about our program, and can be checked by TypeScript before they're compiled away in order to catch possible typos, logic ...

Announcing TypeScript 5.1 RC

May 18, 2023 May 18, 2023 05/18/23

Daniel Rosenwasser

Today we're excited to announce our Release Candidate of TypeScript 5.1! Between now and the stable release of TypeScript 5.1, we expect no further changes apart from critical bug fixes. To get started using the RC, you can get it through NuGet, or through npm with the following command: Here's a quick list of what's new in TypeScript 5.1...

Introducing Deopt Explorer

May 12, 2023 May 12, 2023 05/12/23

Ron Buckton

Over the past few months, during the lead-up to the TypeScript 5.0 beta, our team spent a good portion of our time looking for ways to improve the performance of our compiler so that your projects build faster. One of the ways we improved was by looking into an oft overlooked aspect of many JavaScript VMs: inline caching. A Brief Primer on ...

Announcing TypeScript 5.1 Beta

April 18, 2023 Apr 18, 2023 04/18/23

Daniel Rosenwasser

Today we're announcing our beta release of TypeScript 5.1! To get started using the beta, you can get it through NuGet, or through npm with the following command: Here's a quick list of what's new in TypeScript 5.1! Easier Implicit Returns for -Returning Functions In JavaScript, if a function finishes running ...