Fixed remixd for windows

libs/remixd/package.json

 {
   "name": "@remix-project/remixd",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "remix server: allow accessing file system from remix.ethereum.org and start a dev environment (see help section)",
   "main": "index.js",
   "types": "./index.d.ts",
@@ -40,7 +40,7 @@
     "@remixproject/plugin-utils": "^0.3.3",
     "@remixproject/plugin-ws": "^0.3.3",
     "axios": "^0.20.0",
-    "chokidar": "^2.1.8",
+    "chokidar": "^3.5.1",
     "commander": "^2.20.3",
     "fs-extra": "^3.0.1",
     "isbinaryfile": "^3.0.2",

libs/remixd/src/utils.ts

@@ -42,8 +42,15 @@ function walkSync (dir: string, filelist: Filelist, sharedFolder: string): Filel
   filelist = filelist || {}
   files.forEach(function (file) {
     const subElement = pathModule.join(dir, file)
+    let isSymbolicLink
 
-    if (!fs.lstatSync(subElement).isSymbolicLink()) {
+    try {
+      isSymbolicLink = !fs.lstatSync(subElement).isSymbolicLink()
+    } catch (error) {
+      isSymbolicLink = false
+    }
+
+    if (isSymbolicLink) {
       if (fs.statSync(subElement).isDirectory()) {
         filelist = walkSync(subElement, filelist, sharedFolder)
       } else {
@@ -62,8 +69,14 @@ function resolveDirectory (dir: string, sharedFolder: string): ResolveDirectory
 
   files.forEach(function (file) {
     const subElement = pathModule.join(dir, file)
+    let isSymbolicLink
 
-    if (!fs.lstatSync(subElement).isSymbolicLink()) {
+    try {
+      isSymbolicLink = !fs.lstatSync(subElement).isSymbolicLink()
+    } catch (error) {
+      isSymbolicLink = false
+    }
+    if (isSymbolicLink) {
       const relative: string = relativePath(subElement, sharedFolder)
 
       ret[relative] = { isDirectory: fs.statSync(subElement).isDirectory() }