cli.js

#!/usr/bin/env node

const fs = require('fs');
const path = require('path');

function main() {
    if (process.argv.length > 2) {
        if (!fs.existsSync(process.argv[2])) {
            fs.mkdirSync(process.argv[2])
        }
        copyFolderRecursiveSync("./node_modules/google-cloud-functions-typescript/", process.argv[2])
    }
}

function copyFileSync(source, target) {
    let targetFile = target;
    if (fs.existsSync(target)) {
        if (fs.lstatSync(target).isDirectory()) {
            targetFile = path.join(target, path.basename(source));
        }
    }
    fs.writeFileSync(targetFile, fs.readFileSync(source));
}

function copyFolderRecursiveSync(source, target) {
    let files = [];
    let targetFolder = path.join(target, path.basename(source));
    if (!fs.existsSync(targetFolder)) {
        fs.mkdirSync(targetFolder);
    }
    if (fs.lstatSync(source).isDirectory()) {
        files = fs.readdirSync(source);
        files.forEach(function(file) {
            let curSource = path.join(source, file);
            if (fs.lstatSync(curSource).isDirectory()) {
                copyFolderRecursiveSync(curSource, targetFolder);
            } else {
                copyFileSync(curSource, targetFolder);
            }
        });
    }
}

main();