pyblocks/pyblocks-gui/.erb/scripts/check-port-in-use.js

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2023-05-25 17:00:54 +00:00
import chalk from 'chalk';
import detectPort from 'detect-port';
const port = process.env.PORT || '1212';
detectPort(port, (err, availablePort) => {
if (port !== String(availablePort)) {
throw new Error(
chalk.whiteBright.bgRed.bold(
`Port "${port}" on "localhost" is already in use. Please use another port. ex: PORT=4343 npm start`
)
);
} else {
process.exit(0);
}
});