fix error while deleting a workspace

apps/remix-ide/src/app/files/fileProvider.js

@@ -180,7 +180,7 @@ class FileProvider {
       const stat = await window.remixFileSystem.stat(path)
       try {
         if (!stat.isDirectory()) {
-          return (this.removeFile(path))
+          return await this.removeFile(path)
         } else {
           const items = await window.remixFileSystem.readdir(path)
           if (items.length !== 0) {
@@ -196,8 +196,7 @@ class FileProvider {
           } else {
             // folder is empty
             await window.remixFileSystem.rmdir(path)
-          }
-          this.event.emit('fileRemoved', this._normalizePath(path))
+          }          
         }
       } catch (e) {
         console.log(e)

apps/remix-ide/src/app/plugins/parser/services/code-parser-imports.ts

@@ -45,7 +45,13 @@ export default class CodeParserImports {
 
     getDirectory = async (dir: string) => {
         let result = []
-        const files = await this.plugin.call('fileManager', 'readdir', dir)
+        let files = {}
+        try {
+            if (await this.plugin.call('fileManager', 'exists', dir)) {
+                files = await this.plugin.call('fileManager', 'readdir', dir)
+            }
+        } catch (e) {}
+        
         const fileArray = this.normalize(files)
         for (const fi of fileArray) {
             if (fi) {