node-cli-csv

An example project using vite-node and typescript to create a cli tool that ingests csv data and sorts it.

• vite-node
• esbuild
• eslint
• prettier
• typescript
• vitest

Requirements

This project requires node.js to be installed. This project uses volta to manage node versions.

To install volta run the following command in the terminal.

curl https://get.volta.sh | bash

ESM Node

https://www.typescriptlang.org/docs/handbook/esm-node.html

Install

Build and install the package globally so you have access in your cli terminal.

1. build npm run build
2. install npm install -g .

Then test the package is working and installed by calling the package name csv-picker in your terminal.

The run command is csv-picker -p ./src/input.csv -o ./src/output.csv which will create a sorted csv file from an input csv file.

Testing

This project uses vitest for testing.

1. run the unit tests with npm run test

It's also recommended to install the vitest extension for vscode.

vite-node

When running the npm run dev command you need to prefix any arguments with --

eg npm run dev -- -p ./src/input.csv -o ./src/output.csv

Running the cli

1. The input path and output path need to be provided
2. run csv-picker --help for a list of options
3. run the cli with arguments csv-picker -p ./src/input.csv -o ./src/output.csv to create a sorted csv file from an input csv file.