Execa usage in Zod source code.

#cli #opensource #typescript

In this article, we will review execa usage in zod source code.

We will look at:

What is Execa?
Execa usage in Zod source code.

What is Execa?

Execa runs commands in your script, application or library. Unlike shells, it is optimized for programmatic usage. Built on top of the child_process core module.

Install

npm install execa

Example

Array Syntax:

import {execa} from 'execa';

await execa('npm', ['run', 'build']);

For more examples, checkout the documentation.

Execa usage in Zod source code

At line 5, you will find this below import in zod/build.mts file

import { execaSync } from "execa";

At line 8, execaSync is assigned to a dollor sign variable.

const $ = execaSync({ stdio: "inherit" });

Now, let’s find out how execa is used.

Example 1:

Removing dist folder.

$`rm -rf ./dist`;

Example 2:

At line 24, you will find the below code:

$`pnpm tsc -p tsconfig.esm.json`;

For more examples, checkout build.mts.

About me:

Hey, my name is Ramu Narasinga. I study large open-source projects and create content about their codebase architecture and best practices, sharing it through articles, videos.