aws-template-validator

• ☁️ Validate AWS CloudFormation templates using the AWS CloudFormation API (SDK v3). Works with JSON or YAML templates.
• 👨‍💻 Can be used as CLI via npx/global link or as module
• ♻️ Works seamlessly with CommonJS, ESM and TypeScript

📦 Install via NPM

$ npm i aws-template-validator

💻 Usage

CLI (Validate a local template file)

npx aws-template-validator ./my-template.yaml

CommonJS

const { validateWithAWS } = require('aws-template-validator');

const templateFile = './path/to/my-template.yaml';

const runValidation = async () => {
    try {
        await validateWithAWS(templateFile);
    } catch (err) {
        console.error('❌ Template validation failed:', err)
    }
}

runValidation();

ESM

import { validateWithAWS } from 'aws-template-validator';

const templateFile = './path/to/my-template.yaml';

const runValidation = async () => {
    try {
        await validateWithAWS(templateFile);
    } catch (err) {
        console.error('❌ Template validation failed:', err)
    }
}

runValidation()

TypeScript

import { validateWithAWS } from 'aws-template-validator';

const templateFile: string = './path/to/my-template.yaml';

const runValidation = async () => {
    try {
        await validateWithAWS(templateFile);
    } catch (err) {
        console.error('❌ Template validation failed:', err)
    }
}

runValidation();