svcorelib/src/functions/system/pause.js

Core library used in the projects of Sv443 and the Sv443 Network. Contains tons of miscellaneous QoL features.

function pause(text)
{
    if(!text || typeof text !== "string")
        text = "Press any key to continue...";

    if(!process.stdin.isRaw)
        process.stdin.setRawMode(true);

    return new Promise((resolve, reject) => {
        process.stdout.write(`${text} `);
        process.stdin.resume();

        let onData = chunk => {
            if(/\u0003/gu.test(chunk)) // eslint-disable-line no-control-regex
                process.exit(0);

            process.stdout.write("\n");
            process.stdin.pause();

            process.stdin.removeListener("data", onData);
            process.stdin.removeListener("error", onError);

            return resolve(chunk.toString());
        }

        let onError = err => {
            process.stdin.removeListener("data", onData);
            process.stdin.removeListener("error", onError);

            return reject(err);
        }

        process.stdin.on("data", onData);
        process.stdin.on("error", onError);
    });
}
module.exports = pause;