typescript Archives

Prisma

Build an SQL Query from Variables with prisma.$queryRaw

Using prisma.$queryRaw, I was able to write a basic query that returned the data I needed. However, I also needed the query to filter and order the data.

TypeScript

Automate API Documentation and TypeScript Types with OpenAPI

Recently I was tasked with updating the API documentation on a project to OpenAPI format. Here's how to get started using it in your project.

TypeScript

TypeScript Types for Federated Modules and Microfrontends

Microfrontends aren’t the only thing you can use module federation for, but it’s certainly where a majority of the interest seems to be right now.

TypeScript

Updating Typescript Declaration Files from Definitely Typed

Let’s update our project with the correct TypeScript types; then, let’s look at how to use our updated types to contribute to the Definitely Typed project.

TypeScript

Build an NPM Package in TypeScript from the Ground Up

Demystify the creation of a TypeScript NPM package by starting from the absolute minimum amount of code and building up a complete importable module.

Development Practices

Beware the Invisible Null

You have probably heard null described as the billion-dollar mistake. But null itself is not bad. Making null invisible is what tends to cause issues.

TypeScript

Updated “Branding” for a Strongly-Typed Date String in TypeScript

Due to changes to TypeScript, I've updated my branding strategy so that the DateStr type works properly in newer versions of TypeScript.

TypeScript

Requiring or Explicitly Excluding Component Properties with TypeScript

In a recent project, I want the user to provide a name for all required fields unless it's explicitly excluded. We used Typescript to do this.

Prisma

A Simple REST API with Prisma, Part 1: The Setup

Let's create a simple REST API with Prisma. Part one of this two-part series will cover how to get a Prisma schema from your Postgresql database.

TypeScript

How to Deal with Optional Things and “Undefined” in TypeScript

You have no choice but to deal with optional things and "undefined" in JavaScript, but the great news is, there are many tools to deal with them.

TypeScript

How to Customize the openapi-typescript Generator for Branded Types

Customizing the openapi-typescript generator involves an upfront investment. But with this in place, you can have more confidence in your branded types.

TypeScript

How to Add a Loading Component in Typescript with React Hooks

This demonstration uses React hooks to implement a loading component that displays while the client loads the results of a function call.