return after reject (#1093)

fix https://github.com/ethereum/remix-project/issues/1075

libs/remixd/src/services/remixdClient.ts

@@ -88,15 +88,15 @@ export class RemixdClient extends PluginClient {
   set (args: SharedFolderArgs): Promise<void> {
     try {
       return new Promise((resolve, reject) => {
-        if (this.readOnly) reject(new Error('Cannot write file: read-only mode selected'))
+        if (this.readOnly) return reject(new Error('Cannot write file: read-only mode selected'))
         const isFolder = args.path.endsWith('/')
         const path = utils.absolutePath(args.path, this.currentSharedFolder)
         const exists = fs.existsSync(path)
 
-        if (exists && !isRealPath(path)) reject(new Error(''))
+        if (exists && !isRealPath(path)) return reject(new Error(''))
         if (args.content === 'undefined') { // no !!!!!
           console.log('trying to write "undefined" ! stopping.')
-          reject(new Error('trying to write "undefined" ! stopping.'))
+          return reject(new Error('trying to write "undefined" ! stopping.'))
         }
         this.trackDownStreamUpdate[path] = path
         if (isFolder) {
@@ -114,7 +114,7 @@ export class RemixdClient extends PluginClient {
             fs.writeFile(path, args.content, 'utf8', (error: Error) => {
               if (error) {
                 console.log(error)
-                reject(error)
+                return reject(error)
               }
               resolve()
             })
@@ -134,11 +134,11 @@ export class RemixdClient extends PluginClient {
   createDir (args: SharedFolderArgs): Promise<void> {
     try {
       return new Promise((resolve, reject) => {
-        if (this.readOnly) reject(new Error('Cannot create folder: read-only mode selected'))
+        if (this.readOnly) return reject(new Error('Cannot create folder: read-only mode selected'))
         const path = utils.absolutePath(args.path, this.currentSharedFolder)
         const exists = fs.existsSync(path)
 
-        if (exists && !isRealPath(path)) reject(new Error(''))
+        if (exists && !isRealPath(path)) return reject(new Error(''))
         this.trackDownStreamUpdate[path] = path
         fs.mkdirp(path).then(() => {
           let splitPath = args.path.split('/')
@@ -158,11 +158,11 @@ export class RemixdClient extends PluginClient {
   rename (args: SharedFolderArgs): Promise<boolean> {
     try {
       return new Promise((resolve, reject) => {
-        if (this.readOnly) reject(new Error('Cannot rename file: read-only mode selected'))
+        if (this.readOnly) return reject(new Error('Cannot rename file: read-only mode selected'))
         const oldpath = utils.absolutePath(args.oldPath, this.currentSharedFolder)
 
         if (!fs.existsSync(oldpath)) {
-          reject(new Error('File not found ' + oldpath))
+          return reject(new Error('File not found ' + oldpath))
         }
         const newpath = utils.absolutePath(args.newPath, this.currentSharedFolder)
 
@@ -170,7 +170,7 @@ export class RemixdClient extends PluginClient {
         fs.move(oldpath, newpath, (error: Error) => {
           if (error) {
             console.log(error)
-            reject(error.message)
+            return reject(error.message)
           }
           this.emit('fileRenamed', args.oldPath, args.newPath)
           resolve(true)
@@ -184,15 +184,15 @@ export class RemixdClient extends PluginClient {
   remove (args: SharedFolderArgs): Promise<boolean> {
     try {
       return new Promise((resolve, reject) => {
-        if (this.readOnly) reject(new Error('Cannot remove file: read-only mode selected'))
+        if (this.readOnly) return reject(new Error('Cannot remove file: read-only mode selected'))
         const path = utils.absolutePath(args.path, this.currentSharedFolder)
 
-        if (!fs.existsSync(path)) reject(new Error('File not found ' + path))
+        if (!fs.existsSync(path)) return reject(new Error('File not found ' + path))
         if (!isRealPath(path)) return
         return fs.remove(path, (error: Error) => {
           if (error) {
             console.log(error)
-            reject(new Error('Failed to remove file/directory: ' + error))
+            return reject(new Error('Failed to remove file/directory: ' + error))
           }
           this.emit('fileRemoved', args.path)
           resolve(true)