Extract EnvironmentInfo

src/utils/environmentInfo.ts

@@ -0,0 +1,13 @@
+import Logger from './logger';
+
+export default class EnvironmentInfo {
+	static show(): void {
+		const env = process.env.NODE_ENV;
+		let logger = new Logger('Env');
+		logger.info(typeof env == 'undefined' ? 'NODE_ENV is not set' : `NODE_ENV: ${env}`);
+		if (env !== 'production') {
+			logger.warn('The environment is not in production mode');
+			logger.warn('Do not use for production purpose');
+		}
+	}
+}