myworker.js

var Module = {
    locateFile: function (s) {
        return './lib/wasm-git/' + s;
    }
};

importScripts('./lib/wasm-git/lg2.js');

Module.onRuntimeInitialized = () => {
    const lg = Module;

    FS.mkdir('/working');
    FS.mount(MEMFS, {}, '/working');
    FS.chdir('/working');

    FS.writeFile('/home/web_user/.gitconfig', '[user]\n' +
        'name = Test User\n' +
        'email = test@example.com');

    // clone a local git repository and make some commits

    lg.callMain(['clone', `https://github.com/herrozerro/WritingGit.git`, 'testrepo']);

    FS.readdir('testrepo');
}