@uppy/progress-bar: refactor to TypeScript

[mifi]

one commit PR for each (#4954)

[github-actions]

Diff output files

diff --git a/packages/@uppy/progress-bar/lib/ProgressBar.js b/packages/@uppy/progress-bar/lib/ProgressBar.js
index 13f4fbf..eefe550 100644
--- a/packages/@uppy/progress-bar/lib/ProgressBar.js
+++ b/packages/@uppy/progress-bar/lib/ProgressBar.js
@@ -3,21 +3,20 @@ import { h } from "preact";
 const packageJson = {
   "version": "3.0.4",
 };
+const defaultOptions = {
+  target: "body",
+  fixed: false,
+  hideAfterFinish: true,
+};
 export default class ProgressBar extends UIPlugin {
   constructor(uppy, opts) {
-    super(uppy, opts);
+    super(uppy, {
+      ...defaultOptions,
+      ...opts,
+    });
     this.id = this.opts.id || "ProgressBar";
     this.title = "Progress Bar";
     this.type = "progressindicator";
-    const defaultOptions = {
-      target: "body",
-      fixed: false,
-      hideAfterFinish: true,
-    };
-    this.opts = {
-      ...defaultOptions,
-      ...opts,
-    };
     this.render = this.render.bind(this);
   }
   render(state) {

[Murderlon]

Preact settings can be ignored, better to have it in shared: #4923

[aduh95]

There are a few lint failures to address