Function yamlExists

src/lib/io-util.ts:77–99

(filepath: string)

 * Enforces official file extension and warns user if incorrect file detected.
 */
export function yamlExists(filepath: string): boolean {
	const parsedPath = path.parse(filepath)

	if (parsedPath.ext !== '.yaml') {
		return fatalError(`Invalid file extension: ${parsedPath.ext}`)
	}

	if (!fs.existsSync(filepath)) {
		const ymlPath = path.format({
			dir: parsedPath.dir,
			name: parsedPath.name,
			ext: '.yml',
		})

		if (fs.existsSync(ymlPath)) {
			console.error(`Ignoring ${ymlPath} and using default. Please use ".yaml" extension instead.`)
		}

		return false
	}

	return true
}