code/webcontainer.js at main · javascript-2020/code · GitHub

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console.clear();


(async()=>{

      var {WebContainer}    = await import('https://cdn.jsdelivr.net/npm/@webcontainer/api/+esm');

      var webcontainer;

      const files = {
            'package.json': {
                  file: {
                        contents: `
                              {
                                    "name": "node-test",
                                    "version": "1.0.0",
                                    "scripts": {
                                    }
                              }
                        `,
                  },
            },
      };


      webcontainer    = await WebContainer.boot();
      await webcontainer.mount(files);
      await install();


      run(`

            console.log('helloworld');

      `);


      async function install(){

      }//install


      async function run(js){

            await webcontainer.fs.writeFile('main.js',js);

            var process   = await webcontainer.spawn('node',['main.js']);
            var stream    = new WritableStream({write(data){console.log(data)}});
            process.output.pipeTo(stream);

            var code      = await process.exit;
            if(code!=0){
                  console.log('an error occurred');
            }

      }//run


})();