relion/src/lib/configuration.js

Release workflow helper for Node.js projects.

import path from 'path';
import { findUpSync } from 'find-up';
import { readFileSync } from 'fs';
import { pathToFileURL } from 'url';


const CONFIGURATION_FILES = [
	'', '.json', '.js', '.cjs', '.mjs', '.ts']
	.map(ext => `.versionrc${ext}`);


export async function getConfiguration() {
	let config = {};
	const configPath = findUpSync(CONFIGURATION_FILES);
	if (!configPath) return config;

	const ext = path.extname(configPath);
	const regex = /^\.([cm]?js|ts)$/;
	if (regex.test(ext)) {
		const exportedConfig = (await import(pathToFileURL(configPath).href)).default;
		if (typeof exportedConfig === 'function') {
			config = exportedConfig();
		} else {
			config = exportedConfig;
		}
	} else {
		config = JSON.parse(readFileSync(configPath));
	}

	if (typeof config !== 'object') {
		throw Error(`[relion] Invalid configuration in ${configPath} provided. Expected an object but found ${typeof config}.`,);
	}

	return config;
}