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// @flow
import chalk from 'chalk';
export default function CheckNodeEnv(expectedEnv: string) {
if (!expectedEnv) {
throw new Error('"expectedEnv" not set');
}
if (process.env.NODE_ENV !== expectedEnv) {
console.log(chalk.whiteBright.bgRed.bold(
`"process.env.NODE_ENV" must be "${expectedEnv}" to use this webpack config`
));
process.exit(2);
}
}