TypeScript on CodingBlast

Introduction to Angular CLI

Tue, 18 Apr 2017 20:16:40 +0000

Introduction

In this post we will get familiar Angular CLI. We will go through some examples and see what kind of things we can do with it and how it can make our life easier and save us some time.

Decorators with TypeScript

Thu, 06 Apr 2017 10:55:26 +0000

Introduction

JavaScript decorators are a special kind of declaration. Decorators can be attached to both class declaration and class method declaration. Furthermore, they can be attached to accessor and property declaration. Finally, they can also be attached to parameter declaration.

Tuples in TypeScript

Mon, 03 Apr 2017 08:31:37 +0000

Tuples in TypeScript

With tuples we can define what type of data (variable type) can be stored in every position ( or few starting positions ) inside of an array. Once you define the tuple you can then use it to declare variables.

Intersection types in TypeScript

Fri, 31 Mar 2017 07:30:12 +0000

Intersection types

Purpose of this post is to get a basic understanding of intersection types and realize pros and cons of intersection types.

Last time we talked about union types:

let x: string | number;

Variable x can be either string or a number. Consequently, you can use type guarding technique to exclude one of the types.

TypeScript - Union types, type guards and type aliases

Mon, 27 Mar 2017 18:23:11 +0000

Union types

We can use union types in TypeScript to combine multiple types into one type:

let text: string | string[];

Variable text can now be either string or string array which can be pretty handy in some particular cases.