Daniel Rosenwasser

Principal Product Manager, TypeScript

Daniel Rosenwasser is the product manager of the TypeScript team. He has a passion for programming languages, compilers, and great developer tooling.

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Announcing TypeScript 5.5 Beta

Today we are excited to announce the availability of TypeScript 5.5 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 5.5! Inferred Type Predicates This section was written by Dan Vanderkam...

Announcing TypeScript 5.4

Today we're excited to announce the release of TypeScript 5.4! 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 5.4 RC

Today we're excited to announce our Release Candidate of TypeScript 5.4! Between now and the stable release of TypeScript 5.4, 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 5.4...

Announcing TypeScript 5.4 Beta

Today we are excited to announce the availability of TypeScript 5.4 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 5.4! Preserved Narrowing in Closures Following Last Assignments TypeScript can usually figure...

Announcing TypeScript 5.3

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

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

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

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

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

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 ...