wsl-shim.js

const os       = require("os");
const fs       = require("fs");
const Emitter  = require('events');

var wslNetworkInterfaces = function() {
    console.log("WSL has no idea what interfaces are available.");
    return {
        "Loopback Pseudo-Interface 1": [
            {
            "address": "::1",
            "netmask": "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff",
            "family": "IPv6",
            "mac": "00:00:00:00:00:00",
            "scopeid": 0,
            "internal": true
            },
            {
            "address": "127.0.0.1",
            "netmask": "255.0.0.0",
            "family": "IPv4",
            "mac": "00:00:00:00:00:00",
            "internal": true
            }
        ]
    };
}

class WSLFSWatcher extends Emitter {}

var wslWatchFile = function(file) {
    console.log("WSL isn't really watching " + file.toString());
}

var wslUnwatchFile = function(file) {
    console.log("WSL wasn't really watching "  + file.toString());
}

var wslWatch = function (file) {
    console.log("WSL isn't really watching " + file.toString() + 
        " and FSWatcher is lying.");
    return new WSLFSWatcher();
}

console.log("running wsl-shim");

// make it easy to comment out shims
os.networkInterfaces = wslNetworkInterfaces;
fs.watchFile = wslWatchFile;
fs.unwatchFile = wslUnwatchFile;
fs.watch = wslWatch;

https://blogs.msdn.microsoft.com/commandline/2017/04/11/windows-10-creators-update-whats-new-in-bashwsl-windows-console/
fixed