functionalscript/io/module.f.js

FunctionalScript is a purely functional subset of JavaScript

/**
 * Runs a function and exits the process with the returned code
 * Handles errors by exiting with code 1
 */
export const run = (io) => {
    const code = ([x, b]) => {
        if (x === 'error') {
            io.console.error(b);
            return 1;
        }
        else {
            return b;
        }
    };
    return async (f) => io.process.exit(code(await io.asyncTryCatch(() => f(io))));
};