fix(lint): fixed linting errors

apps/demo/src/app/components/file-upload-section.ts

@@ -2,7 +2,7 @@ import { Component } from '@angular/core';
 // eslint-disable-next-line @typescript-eslint/no-var-requires
 const doc = require('html-loader!markdown-loader!../../doc.md');
 
-const tabDesc:Array<any> = [
+const tabDesc: Array<any> = [
   {
     heading: 'Simple',
     // eslint-disable-next-line @typescript-eslint/no-var-requires
@@ -19,12 +19,12 @@ const tabDesc:Array<any> = [
   templateUrl: './file-upload-section.html'
 })
 export class FileUploadSectionComponent {
-  public name = 'File Upload';
-  public currentHeading = 'Simple';
-  public doc = doc;
-  public tabs:any = tabDesc;
+  name = 'File Upload';
+  currentHeading = 'Simple';
+  doc = doc;
+  tabs: any = tabDesc;
 
-  public select(e:any):void {
+  select(e: any): void {
     if (e.heading) {
       this.currentHeading = e.heading;
     }

apps/demo/src/app/components/file-upload/simple-demo.ts

@@ -10,18 +10,18 @@ const URL = 'https://evening-anchorage-3159.herokuapp.com/api/';
 })
 export class SimpleDemoComponent {
 
-  uploader:FileUploader;
-  hasBaseDropZoneOver:boolean;
-  hasAnotherDropZoneOver:boolean;
-  response:string;
+  uploader: FileUploader;
+  hasBaseDropZoneOver: boolean;
+  hasAnotherDropZoneOver: boolean;
+  response: string;
 
-  constructor (){
+  constructor() {
     this.uploader = new FileUploader({
       url: URL,
       disableMultipart: true, // 'DisableMultipart' must be 'true' for formatDataFunction to be called.
       formatDataFunctionIsAsync: true,
-      formatDataFunction: async (item) => {
-        return new Promise( (resolve, reject) => {
+      formatDataFunction: async item => {
+        return new Promise((resolve, reject) => {
           resolve({
             name: item._file.name,
             length: item._file.size,
@@ -37,14 +37,14 @@ export class SimpleDemoComponent {
 
     this.response = '';
 
-    this.uploader.response.subscribe( res => this.response = res );
+    this.uploader.response.subscribe(res => this.response = res );
   }
 
-  public fileOverBase(e:any):void {
+  fileOverBase(e: any): void {
     this.hasBaseDropZoneOver = e;
   }
 
-  public fileOverAnother(e:any):void {
+  fileOverAnother(e: any): void {
     this.hasAnotherDropZoneOver = e;
   }
 }