From c7b0c7aa6e09f46a36b382ae3ec8e38bd48aeb28 Mon Sep 17 00:00:00 2001
From: Nathan Bierema <nbierema@gmail.com>
Date: Sun, 30 Aug 2020 17:49:06 -0400
Subject: [PATCH] feat(redux-devtools-inspector): convert to TypeScript (#623)

* stash

* stash

* stash

* stash

* preset

* @types/dragula
---
 package.json                                  |   5 +
 packages/react-base16-styling/src/index.ts    |   6 +-
 packages/react-base16-styling/src/types.ts    |   2 +-
 packages/react-dock/demo/src/App.tsx          |   2 +-
 packages/react-dock/webpack.config.ts         |  10 +-
 packages/redux-devtools-inspector/.babelrc    |  10 +-
 .../redux-devtools-inspector/.eslintignore    |   1 +
 .../redux-devtools-inspector/.eslintrc.js     |  29 ++
 packages/redux-devtools-inspector/.npmignore  |   8 -
 .../demo/config/tsconfig.json                 |   7 +
 .../config/webpack.config.ts}                 |  52 ++--
 .../demo/src/js/{DemoApp.jsx => DemoApp.tsx}  | 131 ++++++---
 .../src/js/{DevTools.jsx => DevTools.tsx}     |  12 +-
 .../demo/src/js/getOptions.js                 |  11 -
 .../demo/src/js/getOptions.ts                 |  20 ++
 .../demo/src/js/{index.js => index.tsx}       |  29 +-
 .../demo/src/js/reducers.js                   | 148 ----------
 .../demo/src/js/reducers.ts                   | 267 ++++++++++++++++++
 .../demo/tsconfig.json                        |   7 +
 .../redux-devtools-inspector/jest.config.js   |   3 +
 .../redux-devtools-inspector/package.json     | 122 ++++----
 .../src/.noderequirer.json                    |   3 -
 .../src/{ActionList.jsx => ActionList.tsx}    |  73 +++--
 ...ionListHeader.jsx => ActionListHeader.tsx} |  32 ++-
 .../{ActionListRow.jsx => ActionListRow.tsx}  |  74 +++--
 .../{ActionPreview.jsx => ActionPreview.tsx}  |  78 ++++-
 ...viewHeader.jsx => ActionPreviewHeader.tsx} |  29 +-
 ...oolsInspector.js => DevtoolsInspector.tsx} | 184 +++++++++---
 .../src/RightSlider.jsx                       |  21 --
 .../src/RightSlider.tsx                       |  37 +++
 ...ateDiffPatcher.js => createDiffPatcher.ts} |  23 +-
 .../redux-devtools-inspector/src/index.js     |   1 -
 .../redux-devtools-inspector/src/index.ts     |   2 +
 .../redux-devtools-inspector/src/redux.js     |  28 --
 .../redux-devtools-inspector/src/redux.ts     |  55 ++++
 .../src/tabs/ActionTab.jsx                    |  27 --
 .../src/tabs/ActionTab.tsx                    |  43 +++
 .../src/tabs/DiffTab.jsx                      |  24 --
 .../src/tabs/DiffTab.tsx                      |  42 +++
 .../src/tabs/{JSONDiff.jsx => JSONDiff.tsx}   |  48 +++-
 .../src/tabs/{StateTab.jsx => StateTab.tsx}   |  18 +-
 .../{getItemString.js => getItemString.tsx}   |  42 +--
 ...etJsonTreeTheme.js => getJsonTreeTheme.ts} |   7 +-
 .../src/themes/{index.js => index.ts}         |   0
 .../src/themes/{inspector.js => inspector.ts} |   0
 ...FromTheme.js => createStylingFromTheme.ts} |  16 +-
 .../src/utils/deepMap.js                      |  30 --
 ...InspectedState.js => getInspectedState.ts} |  22 +-
 .../utils/{isIterable.js => isIterable.ts}    |   2 +-
 .../redux-devtools-inspector/tsconfig.json    |   8 +
 yarn.lock                                     | 154 +++++++---
 51 files changed, 1375 insertions(+), 630 deletions(-)
 create mode 100644 packages/redux-devtools-inspector/.eslintignore
 create mode 100644 packages/redux-devtools-inspector/.eslintrc.js
 delete mode 100644 packages/redux-devtools-inspector/.npmignore
 create mode 100644 packages/redux-devtools-inspector/demo/config/tsconfig.json
 rename packages/redux-devtools-inspector/{webpack.config.js => demo/config/webpack.config.ts} (62%)
 rename packages/redux-devtools-inspector/demo/src/js/{DemoApp.jsx => DemoApp.tsx} (67%)
 rename packages/redux-devtools-inspector/demo/src/js/{DevTools.jsx => DevTools.tsx} (74%)
 delete mode 100644 packages/redux-devtools-inspector/demo/src/js/getOptions.js
 create mode 100644 packages/redux-devtools-inspector/demo/src/js/getOptions.ts
 rename packages/redux-devtools-inspector/demo/src/js/{index.js => index.tsx} (68%)
 delete mode 100644 packages/redux-devtools-inspector/demo/src/js/reducers.js
 create mode 100644 packages/redux-devtools-inspector/demo/src/js/reducers.ts
 create mode 100644 packages/redux-devtools-inspector/demo/tsconfig.json
 create mode 100644 packages/redux-devtools-inspector/jest.config.js
 delete mode 100644 packages/redux-devtools-inspector/src/.noderequirer.json
 rename packages/redux-devtools-inspector/src/{ActionList.jsx => ActionList.tsx} (63%)
 rename packages/redux-devtools-inspector/src/{ActionListHeader.jsx => ActionListHeader.tsx} (55%)
 rename packages/redux-devtools-inspector/src/{ActionListRow.jsx => ActionListRow.tsx} (69%)
 rename packages/redux-devtools-inspector/src/{ActionPreview.jsx => ActionPreview.tsx} (52%)
 rename packages/redux-devtools-inspector/src/{ActionPreviewHeader.jsx => ActionPreviewHeader.tsx} (62%)
 rename packages/redux-devtools-inspector/src/{DevtoolsInspector.js => DevtoolsInspector.tsx} (64%)
 delete mode 100644 packages/redux-devtools-inspector/src/RightSlider.jsx
 create mode 100644 packages/redux-devtools-inspector/src/RightSlider.tsx
 rename packages/redux-devtools-inspector/src/{createDiffPatcher.js => createDiffPatcher.ts} (50%)
 delete mode 100644 packages/redux-devtools-inspector/src/index.js
 create mode 100644 packages/redux-devtools-inspector/src/index.ts
 delete mode 100644 packages/redux-devtools-inspector/src/redux.js
 create mode 100644 packages/redux-devtools-inspector/src/redux.ts
 delete mode 100644 packages/redux-devtools-inspector/src/tabs/ActionTab.jsx
 create mode 100644 packages/redux-devtools-inspector/src/tabs/ActionTab.tsx
 delete mode 100644 packages/redux-devtools-inspector/src/tabs/DiffTab.jsx
 create mode 100644 packages/redux-devtools-inspector/src/tabs/DiffTab.tsx
 rename packages/redux-devtools-inspector/src/tabs/{JSONDiff.jsx => JSONDiff.tsx} (74%)
 rename packages/redux-devtools-inspector/src/tabs/{StateTab.jsx => StateTab.tsx} (52%)
 rename packages/redux-devtools-inspector/src/tabs/{getItemString.js => getItemString.tsx} (65%)
 rename packages/redux-devtools-inspector/src/tabs/{getJsonTreeTheme.js => getJsonTreeTheme.ts} (65%)
 rename packages/redux-devtools-inspector/src/themes/{index.js => index.ts} (100%)
 rename packages/redux-devtools-inspector/src/themes/{inspector.js => inspector.ts} (100%)
 rename packages/redux-devtools-inspector/src/utils/{createStylingFromTheme.js => createStylingFromTheme.ts} (95%)
 delete mode 100644 packages/redux-devtools-inspector/src/utils/deepMap.js
 rename packages/redux-devtools-inspector/src/utils/{getInspectedState.js => getInspectedState.ts} (61%)
 rename packages/redux-devtools-inspector/src/utils/{isIterable.js => isIterable.ts} (76%)
 create mode 100644 packages/redux-devtools-inspector/tsconfig.json

diff --git a/package.json b/package.json
index 026a3bf7..41b77f38 100644
--- a/package.json
+++ b/package.json
@@ -4,6 +4,7 @@
     "@babel/cli": "^7.10.5",
     "@babel/core": "^7.11.1",
     "@babel/plugin-proposal-class-properties": "^7.10.4",
+    "@babel/plugin-transform-runtime": "^7.11.0",
     "@babel/preset-env": "^7.11.0",
     "@babel/preset-typescript": "^7.10.4",
     "@types/jest": "^26.0.9",
@@ -14,12 +15,16 @@
     "@typescript-eslint/parser": "^3.9.0",
     "babel-eslint": "^10.1.0",
     "babel-loader": "^8.1.0",
+    "clean-webpack-plugin": "^3.0.0",
+    "cross-env": "^7.0.2",
     "eslint": "^7.6.0",
     "eslint-config-prettier": "^6.11.0",
     "eslint-plugin-babel": "^5.3.1",
     "eslint-plugin-jest": "^23.20.0",
     "eslint-plugin-prettier": "^3.1.4",
     "eslint-plugin-react": "^7.20.5",
+    "fork-ts-checker-webpack-plugin": "^5.1.0",
+    "html-webpack-plugin": "^4.3.0",
     "jest": "^26.2.2",
     "lerna": "^3.22.1",
     "prettier": "^2.0.5",
diff --git a/packages/react-base16-styling/src/index.ts b/packages/react-base16-styling/src/index.ts
index 8f65c04d..43c4e27f 100644
--- a/packages/react-base16-styling/src/index.ts
+++ b/packages/react-base16-styling/src/index.ts
@@ -142,7 +142,7 @@ const mergeStylings = (
 
 const getStylingByKeys = (
   mergedStyling: StylingConfig,
-  keys: string | string[],
+  keys: (string | false | undefined) | (string | false | undefined)[],
   ...args: any[]
 ): Styling => {
   if (keys === null) {
@@ -153,7 +153,9 @@ const getStylingByKeys = (
     keys = [keys];
   }
 
-  const styles = keys.map((key) => mergedStyling[key]).filter(Boolean);
+  const styles = keys
+    .map((key) => mergedStyling[key as string])
+    .filter(Boolean);
 
   const props = styles.reduce(
     (obj, s) => {
diff --git a/packages/react-base16-styling/src/types.ts b/packages/react-base16-styling/src/types.ts
index 7226b163..6ec9dc98 100644
--- a/packages/react-base16-styling/src/types.ts
+++ b/packages/react-base16-styling/src/types.ts
@@ -27,6 +27,6 @@ export type StylingConfig = {
 export type Theme = string | Base16Theme | StylingConfig;
 
 export type StylingFunction = (
-  keys: string | string[],
+  keys: (string | false | undefined) | (string | false | undefined)[],
   ...rest: any[]
 ) => Styling;
diff --git a/packages/react-dock/demo/src/App.tsx b/packages/react-dock/demo/src/App.tsx
index 68e76708..e5a06ed1 100644
--- a/packages/react-dock/demo/src/App.tsx
+++ b/packages/react-dock/demo/src/App.tsx
@@ -1,5 +1,5 @@
-import React, { Component } from 'react';
 import { hot } from 'react-hot-loader/root';
+import React, { Component } from 'react';
 import Button from 'react-bootstrap/Button';
 import Form from 'react-bootstrap/Form';
 import { BsX } from 'react-icons/bs';
diff --git a/packages/react-dock/webpack.config.ts b/packages/react-dock/webpack.config.ts
index 6bb05aae..4207ba56 100644
--- a/packages/react-dock/webpack.config.ts
+++ b/packages/react-dock/webpack.config.ts
@@ -5,7 +5,6 @@ const isProduction = process.env.NODE_ENV === 'production';
 
 module.exports = {
   mode: isProduction ? 'production' : 'development',
-  devtool: 'eval',
   entry: isProduction
     ? ['./demo/src/index']
     : [
@@ -18,10 +17,6 @@ module.exports = {
     filename: 'bundle.js',
     publicPath: isProduction ? 'static/' : '/static/',
   },
-  plugins: isProduction ? [] : [new webpack.HotModuleReplacementPlugin()],
-  resolve: {
-    extensions: ['.js', '.jsx', '.ts', '.tsx'],
-  },
   module: {
     rules: [
       {
@@ -34,6 +29,10 @@ module.exports = {
       },
     ],
   },
+  resolve: {
+    extensions: ['.js', '.jsx', '.ts', '.tsx'],
+  },
+  plugins: isProduction ? [] : [new webpack.HotModuleReplacementPlugin()],
   devServer: isProduction
     ? null
     : {
@@ -46,4 +45,5 @@ module.exports = {
         },
         historyApiFallback: true,
       },
+  devtool: 'eval-source-map',
 };
diff --git a/packages/redux-devtools-inspector/.babelrc b/packages/redux-devtools-inspector/.babelrc
index 530ac9c9..7a337702 100644
--- a/packages/redux-devtools-inspector/.babelrc
+++ b/packages/redux-devtools-inspector/.babelrc
@@ -1,9 +1,11 @@
 {
-  "presets": ["@babel/preset-env", "@babel/preset-react"],
+  "presets": [
+    "@babel/preset-env",
+    "@babel/preset-react",
+    "@babel/preset-typescript"
+  ],
   "plugins": [
-    "@babel/plugin-transform-runtime",
     "@babel/plugin-proposal-class-properties",
-    "@babel/plugin-proposal-export-default-from",
-    "@babel/plugin-proposal-do-expressions"
+    "@babel/plugin-transform-runtime"
   ]
 }
diff --git a/packages/redux-devtools-inspector/.eslintignore b/packages/redux-devtools-inspector/.eslintignore
new file mode 100644
index 00000000..a65b4177
--- /dev/null
+++ b/packages/redux-devtools-inspector/.eslintignore
@@ -0,0 +1 @@
+lib
diff --git a/packages/redux-devtools-inspector/.eslintrc.js b/packages/redux-devtools-inspector/.eslintrc.js
new file mode 100644
index 00000000..7c9be3fd
--- /dev/null
+++ b/packages/redux-devtools-inspector/.eslintrc.js
@@ -0,0 +1,29 @@
+module.exports = {
+  extends: '../../.eslintrc',
+  overrides: [
+    {
+      files: ['*.ts', '*.tsx'],
+      extends: '../../eslintrc.ts.react.base.json',
+      parserOptions: {
+        tsconfigRootDir: __dirname,
+        project: ['./tsconfig.json'],
+      },
+    },
+    {
+      files: ['demo/**/*.ts', 'demo/**/*.tsx'],
+      extends: '../../eslintrc.ts.react.base.json',
+      parserOptions: {
+        tsconfigRootDir: __dirname,
+        project: ['./demo/tsconfig.json'],
+      },
+    },
+    {
+      files: ['demo/config/webpack.config.ts'],
+      extends: '../../eslintrc.ts.base.json',
+      parserOptions: {
+        tsconfigRootDir: __dirname,
+        project: ['./demo/config/tsconfig.json'],
+      },
+    },
+  ],
+};
diff --git a/packages/redux-devtools-inspector/.npmignore b/packages/redux-devtools-inspector/.npmignore
deleted file mode 100644
index 7e7ce1e8..00000000
--- a/packages/redux-devtools-inspector/.npmignore
+++ /dev/null
@@ -1,8 +0,0 @@
-static
-src
-demo
-.*
-webpack.config.js
-index.html
-*.gif
-*.png
diff --git a/packages/redux-devtools-inspector/demo/config/tsconfig.json b/packages/redux-devtools-inspector/demo/config/tsconfig.json
new file mode 100644
index 00000000..7fd5a7b8
--- /dev/null
+++ b/packages/redux-devtools-inspector/demo/config/tsconfig.json
@@ -0,0 +1,7 @@
+{
+  "extends": "../../../../tsconfig.base.json",
+  "compilerOptions": {
+    "resolveJsonModule": true
+  },
+  "include": ["webpack.config.ts"]
+}
diff --git a/packages/redux-devtools-inspector/webpack.config.js b/packages/redux-devtools-inspector/demo/config/webpack.config.ts
similarity index 62%
rename from packages/redux-devtools-inspector/webpack.config.js
rename to packages/redux-devtools-inspector/demo/config/webpack.config.ts
index 6247c434..c7b08800 100644
--- a/packages/redux-devtools-inspector/webpack.config.js
+++ b/packages/redux-devtools-inspector/demo/config/webpack.config.ts
@@ -1,15 +1,14 @@
-var path = require('path');
-var webpack = require('webpack');
-var HtmlWebpackPlugin = require('html-webpack-plugin');
-var { CleanWebpackPlugin } = require('clean-webpack-plugin');
+import * as path from 'path';
+import * as webpack from 'webpack';
+import HtmlWebpackPlugin from 'html-webpack-plugin';
+import { CleanWebpackPlugin } from 'clean-webpack-plugin';
+import ForkTsCheckerWebpackPlugin from 'fork-ts-checker-webpack-plugin';
+import pkg from '../../package.json';
 
-var pkg = require('./package.json');
-
-var isProduction = process.env.NODE_ENV === 'production';
+const isProduction = process.env.NODE_ENV === 'production';
 
 module.exports = {
   mode: process.env.NODE_ENV || 'development',
-  devtool: 'eval-source-map',
   entry: isProduction
     ? ['./demo/src/js/index']
     : [
@@ -21,6 +20,21 @@ module.exports = {
     path: path.join(__dirname, 'demo/dist'),
     filename: 'js/bundle.js',
   },
+  module: {
+    rules: [
+      {
+        test: /\.(js|ts)x?$/,
+        loader: 'babel-loader',
+        include: [
+          path.join(__dirname, '../../src'),
+          path.join(__dirname, '../src/js'),
+        ],
+      },
+    ],
+  },
+  resolve: {
+    extensions: ['.js', '.jsx', '.ts', '.tsx'],
+  },
   plugins: [
     new CleanWebpackPlugin(),
     new HtmlWebpackPlugin({
@@ -28,27 +42,12 @@ module.exports = {
       template: 'demo/src/index.html',
       package: pkg,
     }),
-    new webpack.DefinePlugin({
-      'process.env': {
-        NODE_ENV: JSON.stringify(process.env.NODE_ENV),
+    new ForkTsCheckerWebpackPlugin({
+      typescript: {
+        configFile: 'demo/tsconfig.json',
       },
     }),
   ].concat(isProduction ? [] : [new webpack.HotModuleReplacementPlugin()]),
-  resolve: {
-    extensions: ['*', '.js', '.jsx'],
-  },
-  module: {
-    rules: [
-      {
-        test: /\.jsx?$/,
-        loader: 'babel-loader',
-        include: [
-          path.join(__dirname, 'src'),
-          path.join(__dirname, 'demo/src/js'),
-        ],
-      },
-    ],
-  },
   devServer: isProduction
     ? {}
     : {
@@ -61,4 +60,5 @@ module.exports = {
         },
         historyApiFallback: true,
       },
+  devtool: 'eval-source-map',
 };
diff --git a/packages/redux-devtools-inspector/demo/src/js/DemoApp.jsx b/packages/redux-devtools-inspector/demo/src/js/DemoApp.tsx
similarity index 67%
rename from packages/redux-devtools-inspector/demo/src/js/DemoApp.jsx
rename to packages/redux-devtools-inspector/demo/src/js/DemoApp.tsx
index af3103ab..50061058 100644
--- a/packages/redux-devtools-inspector/demo/src/js/DemoApp.jsx
+++ b/packages/redux-devtools-inspector/demo/src/js/DemoApp.tsx
@@ -1,4 +1,4 @@
-import React from 'react';
+import React, { CSSProperties } from 'react';
 import { connect } from 'react-redux';
 import pkg from '../../../package.json';
 import Button from 'react-bootstrap/Button';
@@ -8,12 +8,45 @@ import FormLabel from 'react-bootstrap/FormLabel';
 import Form from 'react-bootstrap/Form';
 import Col from 'react-bootstrap/Col';
 import InputGroup from 'react-bootstrap/InputGroup';
+import Row from 'react-bootstrap/Row';
 import * as base16 from 'base16';
-import * as inspectorThemes from '../../../src/themes';
-import getOptions from './getOptions';
 import { push as pushRoute } from 'connected-react-router';
+import { Path } from 'history';
+import * as inspectorThemes from '../../../src/themes';
+import getOptions, { Options } from './getOptions';
+import {
+  AddFunctionAction,
+  AddHugeObjectAction,
+  AddImmutableMapAction,
+  AddIteratorAction,
+  AddNativeMapAction,
+  AddRecursiveAction,
+  AddSymbolAction,
+  ChangeImmutableNestedAction,
+  ChangeNestedAction,
+  DemoAppState,
+  HugePayloadAction,
+  IncrementAction,
+  PopAction,
+  PushAction,
+  PushHugeArrayAction,
+  ReplaceAction,
+  ShuffleArrayAction,
+  TimeoutUpdateAction,
+  ToggleTimeoutUpdateAction,
+} from './reducers';
 
-const styles = {
+const styles: {
+  wrapper: CSSProperties;
+  header: CSSProperties;
+  content: CSSProperties;
+  buttons: CSSProperties;
+  muted: CSSProperties;
+  button: CSSProperties;
+  links: CSSProperties;
+  link: CSSProperties;
+  input: CSSProperties;
+} = {
   wrapper: {
     height: '100vh',
     width: '80%',
@@ -57,18 +90,21 @@ const styles = {
 const themeOptions = [
   ...Object.keys(inspectorThemes).map((value) => ({
     value,
-    label: inspectorThemes[value].scheme,
+    label: inspectorThemes[value as keyof typeof inspectorThemes].scheme,
   })),
   null,
   ...Object.keys(base16)
-    .map((value) => ({ value, label: base16[value].scheme }))
+    .map((value) => ({
+      value,
+      label: base16[value as keyof typeof base16].scheme,
+    }))
     .filter((opt) => opt.label),
 ];
 
 const ROOT =
   process.env.NODE_ENV === 'production' ? '/redux-devtools-inspector/' : '/';
 
-function buildUrl(options) {
+function buildUrl(options: Options) {
   return (
     `${ROOT}?` +
     [
@@ -82,7 +118,32 @@ function buildUrl(options) {
   );
 }
 
-class DemoApp extends React.Component {
+interface Props
+  extends Omit<DemoAppState, 'addFunction' | 'addSymbol' | 'shuffleArray'> {
+  toggleTimeoutUpdate: (timeoutUpdateEnabled: boolean) => void;
+  timeoutUpdate: () => void;
+  increment: () => void;
+  push: () => void;
+  pop: () => void;
+  replace: () => void;
+  changeNested: () => void;
+  pushHugeArray: () => void;
+  addIterator: () => void;
+  addHugeObject: () => void;
+  addRecursive: () => void;
+  addNativeMap: () => void;
+  addImmutableMap: () => void;
+  changeImmutableNested: () => void;
+  hugePayload: () => void;
+  addFunction: () => void;
+  addSymbol: () => void;
+  shuffleArray: () => void;
+  pushRoute: (path: Path) => void;
+}
+
+class DemoApp extends React.Component<Props> {
+  timeout?: number;
+
   render() {
     const options = getOptions(this.props.router.location);
 
@@ -98,8 +159,8 @@ class DemoApp extends React.Component {
         </h5>
         <div style={styles.links}>
           <div style={styles.input}>
-            <Form horizontal>
-              <FormGroup>
+            <Form>
+              <FormGroup as={Row}>
                 <Col as={FormLabel} sm={3}>
                   Theme:
                 </Col>
@@ -115,7 +176,7 @@ class DemoApp extends React.Component {
                         <option
                           key={(theme && theme.label) || 'empty'}
                           label={(theme && theme.label) || '──────────'}
-                          value={theme && theme.value}
+                          value={theme ? theme.value : undefined}
                           disabled={!theme}
                         />
                       ))}
@@ -151,7 +212,7 @@ class DemoApp extends React.Component {
             <Button onClick={this.props.pushHugeArray} style={styles.button}>
               Push Huge Array
             </Button>
-            <Button onClick={this.props.addHugeObect} style={styles.button}>
+            <Button onClick={this.props.addHugeObject} style={styles.button}>
               Add Huge Object
             </Button>
             <Button onClick={this.props.addIterator} style={styles.button}>
@@ -226,7 +287,7 @@ class DemoApp extends React.Component {
     this.props.pushRoute(buildUrl({ ...options, dark: !options.dark }));
   };
 
-  setTheme = (options, theme) => {
+  setTheme = (options: Options, theme: string) => {
     this.props.pushRoute(buildUrl({ ...options, theme }));
   };
 
@@ -235,37 +296,41 @@ class DemoApp extends React.Component {
     this.props.toggleTimeoutUpdate(enabled);
 
     if (enabled) {
-      this.timeout = setInterval(this.props.timeoutUpdate, 1000);
+      this.timeout = window.setInterval(this.props.timeoutUpdate, 1000);
     } else {
       clearTimeout(this.timeout);
     }
   };
 }
 
-export default connect((state) => state, {
-  toggleTimeoutUpdate: (timeoutUpdateEnabled) => ({
+export default connect((state: DemoAppState) => state, {
+  toggleTimeoutUpdate: (
+    timeoutUpdateEnabled: boolean
+  ): ToggleTimeoutUpdateAction => ({
     type: 'TOGGLE_TIMEOUT_UPDATE',
     timeoutUpdateEnabled,
   }),
-  timeoutUpdate: () => ({ type: 'TIMEOUT_UPDATE' }),
-  increment: () => ({ type: 'INCREMENT' }),
-  push: () => ({ type: 'PUSH' }),
-  pop: () => ({ type: 'POP' }),
-  replace: () => ({ type: 'REPLACE' }),
-  changeNested: () => ({ type: 'CHANGE_NESTED' }),
-  pushHugeArray: () => ({ type: 'PUSH_HUGE_ARRAY' }),
-  addIterator: () => ({ type: 'ADD_ITERATOR' }),
-  addHugeObect: () => ({ type: 'ADD_HUGE_OBJECT' }),
-  addRecursive: () => ({ type: 'ADD_RECURSIVE' }),
-  addNativeMap: () => ({ type: 'ADD_NATIVE_MAP' }),
-  addImmutableMap: () => ({ type: 'ADD_IMMUTABLE_MAP' }),
-  changeImmutableNested: () => ({ type: 'CHANGE_IMMUTABLE_NESTED' }),
-  hugePayload: () => ({
+  timeoutUpdate: (): TimeoutUpdateAction => ({ type: 'TIMEOUT_UPDATE' }),
+  increment: (): IncrementAction => ({ type: 'INCREMENT' }),
+  push: (): PushAction => ({ type: 'PUSH' }),
+  pop: (): PopAction => ({ type: 'POP' }),
+  replace: (): ReplaceAction => ({ type: 'REPLACE' }),
+  changeNested: (): ChangeNestedAction => ({ type: 'CHANGE_NESTED' }),
+  pushHugeArray: (): PushHugeArrayAction => ({ type: 'PUSH_HUGE_ARRAY' }),
+  addIterator: (): AddIteratorAction => ({ type: 'ADD_ITERATOR' }),
+  addHugeObject: (): AddHugeObjectAction => ({ type: 'ADD_HUGE_OBJECT' }),
+  addRecursive: (): AddRecursiveAction => ({ type: 'ADD_RECURSIVE' }),
+  addNativeMap: (): AddNativeMapAction => ({ type: 'ADD_NATIVE_MAP' }),
+  addImmutableMap: (): AddImmutableMapAction => ({ type: 'ADD_IMMUTABLE_MAP' }),
+  changeImmutableNested: (): ChangeImmutableNestedAction => ({
+    type: 'CHANGE_IMMUTABLE_NESTED',
+  }),
+  hugePayload: (): HugePayloadAction => ({
     type: 'HUGE_PAYLOAD',
     payload: Array.from({ length: 10000 }).map((_, i) => i),
   }),
-  addFunction: () => ({ type: 'ADD_FUNCTION' }),
-  addSymbol: () => ({ type: 'ADD_SYMBOL' }),
-  shuffleArray: () => ({ type: 'SHUFFLE_ARRAY' }),
+  addFunction: (): AddFunctionAction => ({ type: 'ADD_FUNCTION' }),
+  addSymbol: (): AddSymbolAction => ({ type: 'ADD_SYMBOL' }),
+  shuffleArray: (): ShuffleArrayAction => ({ type: 'SHUFFLE_ARRAY' }),
   pushRoute,
 })(DemoApp);
diff --git a/packages/redux-devtools-inspector/demo/src/js/DevTools.jsx b/packages/redux-devtools-inspector/demo/src/js/DevTools.tsx
similarity index 74%
rename from packages/redux-devtools-inspector/demo/src/js/DevTools.jsx
rename to packages/redux-devtools-inspector/demo/src/js/DevTools.tsx
index 54ec696b..cf48d1d3 100644
--- a/packages/redux-devtools-inspector/demo/src/js/DevTools.jsx
+++ b/packages/redux-devtools-inspector/demo/src/js/DevTools.tsx
@@ -4,6 +4,9 @@ import { createDevTools } from 'redux-devtools';
 import DockMonitor from 'redux-devtools-dock-monitor';
 import DevtoolsInspector from '../../../src/DevtoolsInspector';
 import getOptions from './getOptions';
+import { base16Themes } from '../../../src/utils/createStylingFromTheme';
+import { Location } from 'history';
+import { DemoAppState } from './reducers';
 
 const CustomComponent = () => (
   <div
@@ -20,7 +23,7 @@ const CustomComponent = () => (
   </div>
 );
 
-export const getDevTools = (location) =>
+export const getDevTools = (location: { search: string }) =>
   createDevTools(
     <DockMonitor
       defaultIsVisible
@@ -29,8 +32,7 @@ export const getDevTools = (location) =>
       changeMonitorKey="ctrl-m"
     >
       <DevtoolsInspector
-        theme={getOptions(location).theme}
-        shouldPersistState
+        theme={getOptions(location).theme as keyof typeof base16Themes}
         invertTheme={!getOptions(location).dark}
         supportImmutable={getOptions(location).supportImmutable}
         tabs={(defaultTabs) => [
@@ -44,12 +46,12 @@ export const getDevTools = (location) =>
     </DockMonitor>
   );
 
-const UnconnectedDevTools = ({ location }) => {
+const UnconnectedDevTools = ({ location }: { location: Location }) => {
   const DevTools = getDevTools(location);
   return <DevTools />;
 };
 
-const mapStateToProps = (state) => ({
+const mapStateToProps = (state: DemoAppState) => ({
   location: state.router.location,
 });
 
diff --git a/packages/redux-devtools-inspector/demo/src/js/getOptions.js b/packages/redux-devtools-inspector/demo/src/js/getOptions.js
deleted file mode 100644
index b26e8222..00000000
--- a/packages/redux-devtools-inspector/demo/src/js/getOptions.js
+++ /dev/null
@@ -1,11 +0,0 @@
-export default function getOptions(location) {
-  return {
-    useExtension: location.search.indexOf('ext') !== -1,
-    supportImmutable: location.search.indexOf('immutable') !== -1,
-    theme: do {
-      const match = location.search.match(/theme=([^&]+)/);
-      match ? match[1] : 'inspector';
-    },
-    dark: location.search.indexOf('dark') !== -1,
-  };
-}
diff --git a/packages/redux-devtools-inspector/demo/src/js/getOptions.ts b/packages/redux-devtools-inspector/demo/src/js/getOptions.ts
new file mode 100644
index 00000000..2b8a0071
--- /dev/null
+++ b/packages/redux-devtools-inspector/demo/src/js/getOptions.ts
@@ -0,0 +1,20 @@
+export interface Options {
+  useExtension: boolean;
+  supportImmutable: boolean;
+  theme: string;
+  dark: boolean;
+}
+
+export default function getOptions(location: { search: string }) {
+  return {
+    useExtension: location.search.indexOf('ext') !== -1,
+    supportImmutable: location.search.indexOf('immutable') !== -1,
+    theme: getTheme(),
+    dark: location.search.indexOf('dark') !== -1,
+  };
+}
+
+function getTheme() {
+  const match = /theme=([^&]+)/.exec(location.search);
+  return match ? match[1] : 'inspector';
+}
diff --git a/packages/redux-devtools-inspector/demo/src/js/index.js b/packages/redux-devtools-inspector/demo/src/js/index.tsx
similarity index 68%
rename from packages/redux-devtools-inspector/demo/src/js/index.js
rename to packages/redux-devtools-inspector/demo/src/js/index.tsx
index bf54b977..cfc1e852 100644
--- a/packages/redux-devtools-inspector/demo/src/js/index.js
+++ b/packages/redux-devtools-inspector/demo/src/js/index.tsx
@@ -1,20 +1,25 @@
-import '@babel/polyfill';
 import React from 'react';
 import { render } from 'react-dom';
-import DemoApp from './DemoApp';
 import { Provider } from 'react-redux';
-import createRootReducer from './reducers';
-import { createStore, applyMiddleware, compose } from 'redux';
+import {
+  createStore,
+  applyMiddleware,
+  compose,
+  StoreEnhancerStoreCreator,
+  StoreEnhancer,
+} from 'redux';
 import logger from 'redux-logger';
 import { Route } from 'react-router';
 import { createBrowserHistory } from 'history';
 import { ConnectedRouter, routerMiddleware } from 'connected-react-router';
 import { persistState } from 'redux-devtools';
+import DemoApp from './DemoApp';
+import createRootReducer from './reducers';
 import getOptions from './getOptions';
 import { ConnectedDevTools, getDevTools } from './DevTools';
 
 function getDebugSessionKey() {
-  const matches = window.location.href.match(/[?&]debug_session=([^&#]+)\b/);
+  const matches = /[?&]debug_session=([^&#]+)\b/.exec(window.location.href);
   return matches && matches.length > 0 ? matches[1] : null;
 }
 
@@ -26,21 +31,23 @@ const DevTools = getDevTools(window.location);
 const history = createBrowserHistory();
 
 const useDevtoolsExtension =
-  !!window.__REDUX_DEVTOOLS_EXTENSION__ &&
-  getOptions(window.location).useExtension;
+  !!((window as unknown) as { __REDUX_DEVTOOLS_EXTENSION__: unknown })
+    .__REDUX_DEVTOOLS_EXTENSION__ && getOptions(window.location).useExtension;
 
 const enhancer = compose(
   applyMiddleware(logger, routerMiddleware(history)),
-  (...args) => {
+  (next: StoreEnhancerStoreCreator) => {
     const instrument = useDevtoolsExtension
-      ? window.__REDUX_DEVTOOLS_EXTENSION__()
+      ? ((window as unknown) as {
+          __REDUX_DEVTOOLS_EXTENSION__(): StoreEnhancer;
+        }).__REDUX_DEVTOOLS_EXTENSION__()
       : DevTools.instrument();
-    return instrument(...args);
+    return instrument(next);
   },
   persistState(getDebugSessionKey())
 );
 
-const store = createStore(createRootReducer(history), {}, enhancer);
+const store = createStore(createRootReducer(history), enhancer);
 
 render(
   <Provider store={store}>
diff --git a/packages/redux-devtools-inspector/demo/src/js/reducers.js b/packages/redux-devtools-inspector/demo/src/js/reducers.js
deleted file mode 100644
index aa7be2d1..00000000
--- a/packages/redux-devtools-inspector/demo/src/js/reducers.js
+++ /dev/null
@@ -1,148 +0,0 @@
-import Immutable from 'immutable';
-import shuffle from 'lodash.shuffle';
-import { combineReducers } from 'redux';
-import { connectRouter } from 'connected-react-router';
-
-const NESTED = {
-  long: {
-    nested: [
-      {
-        path: {
-          to: {
-            a: 'key',
-          },
-        },
-      },
-    ],
-  },
-};
-
-const IMMUTABLE_NESTED = Immutable.fromJS(NESTED);
-
-/* eslint-disable babel/new-cap */
-
-const IMMUTABLE_MAP = Immutable.Map({
-  map: Immutable.Map({ a: 1, b: 2, c: 3 }),
-  list: Immutable.List(['a', 'b', 'c']),
-  set: Immutable.Set(['a', 'b', 'c']),
-  stack: Immutable.Stack(['a', 'b', 'c']),
-  seq: Immutable.Seq([1, 2, 3, 4, 5, 6, 7, 8]),
-});
-
-const NATIVE_MAP = new window.Map([
-  [
-    'map',
-    new window.Map([
-      [{ first: true }, 1],
-      ['second', 2],
-    ]),
-  ],
-  [
-    'weakMap',
-    new window.WeakMap([
-      [{ first: true }, 1],
-      [{ second: 1 }, 2],
-    ]),
-  ],
-  ['set', new window.Set([{ first: true }, 'second'])],
-  ['weakSet', new window.WeakSet([{ first: true }, { second: 1 }])],
-]);
-
-/* eslint-enable babel/new-cap */
-
-const HUGE_ARRAY = Array.from({ length: 5000 }).map((_, key) => ({
-  str: 'key ' + key,
-}));
-
-const HUGE_OBJECT = Array.from({ length: 5000 }).reduce(
-  (o, _, key) => ((o['key ' + key] = 'item ' + key), o),
-  {}
-);
-
-const FUNC = function (a, b, c) {
-  return a + b + c;
-};
-
-const RECURSIVE = {};
-RECURSIVE.obj = RECURSIVE;
-
-function createIterator() {
-  const iterable = {};
-  iterable[window.Symbol.iterator] = function* iterator() {
-    for (var i = 0; i < 333; i++) {
-      yield 'item ' + i;
-    }
-  };
-
-  return iterable;
-}
-
-const DEFAULT_SHUFFLE_ARRAY = [0, 1, null, { id: 1 }, { id: 2 }, 'string'];
-
-const createRootReducer = (history) =>
-  combineReducers({
-    router: connectRouter(history),
-    timeoutUpdateEnabled: (state = false, action) =>
-      action.type === 'TOGGLE_TIMEOUT_UPDATE'
-        ? action.timeoutUpdateEnabled
-        : state,
-    store: (state = 0, action) =>
-      action.type === 'INCREMENT' ? state + 1 : state,
-    undefined: (state = { val: undefined }) => state,
-    null: (state = null) => state,
-    func: (state = () => {}) => state,
-    array: (state = [], action) =>
-      action.type === 'PUSH'
-        ? [...state, Math.random()]
-        : action.type === 'POP'
-        ? state.slice(0, state.length - 1)
-        : action.type === 'REPLACE'
-        ? [Math.random(), ...state.slice(1)]
-        : state,
-    hugeArrays: (state = [], action) =>
-      action.type === 'PUSH_HUGE_ARRAY' ? [...state, ...HUGE_ARRAY] : state,
-    hugeObjects: (state = [], action) =>
-      action.type === 'ADD_HUGE_OBJECT' ? [...state, HUGE_OBJECT] : state,
-    iterators: (state = [], action) =>
-      action.type === 'ADD_ITERATOR' ? [...state, createIterator()] : state,
-    nested: (state = NESTED, action) =>
-      action.type === 'CHANGE_NESTED'
-        ? {
-            ...state,
-            long: {
-              nested: [
-                {
-                  path: {
-                    to: {
-                      a: state.long.nested[0].path.to.a + '!',
-                    },
-                  },
-                },
-              ],
-            },
-          }
-        : state,
-    recursive: (state = [], action) =>
-      action.type === 'ADD_RECURSIVE' ? [...state, { ...RECURSIVE }] : state,
-    immutables: (state = [], action) =>
-      action.type === 'ADD_IMMUTABLE_MAP' ? [...state, IMMUTABLE_MAP] : state,
-    maps: (state = [], action) =>
-      action.type === 'ADD_NATIVE_MAP' ? [...state, NATIVE_MAP] : state,
-    immutableNested: (state = IMMUTABLE_NESTED, action) =>
-      action.type === 'CHANGE_IMMUTABLE_NESTED'
-        ? state.updateIn(
-            ['long', 'nested', 0, 'path', 'to', 'a'],
-            (str) => str + '!'
-          )
-        : state,
-    addFunction: (state = null, action) =>
-      action.type === 'ADD_FUNCTION' ? { f: FUNC } : state,
-    addSymbol: (state = null, action) =>
-      action.type === 'ADD_SYMBOL'
-        ? { s: window.Symbol('symbol'), error: new Error('TEST') }
-        : state,
-    shuffleArray: (state = DEFAULT_SHUFFLE_ARRAY, action) =>
-      action.type === 'SHUFFLE_ARRAY' ? shuffle(state) : state,
-  });
-
-export default createRootReducer;
diff --git a/packages/redux-devtools-inspector/demo/src/js/reducers.ts b/packages/redux-devtools-inspector/demo/src/js/reducers.ts
new file mode 100644
index 00000000..7d2e9941
--- /dev/null
+++ b/packages/redux-devtools-inspector/demo/src/js/reducers.ts
@@ -0,0 +1,267 @@
+import Immutable from 'immutable';
+import shuffle from 'lodash.shuffle';
+import { combineReducers, Reducer } from 'redux';
+import {
+  connectRouter,
+  LocationChangeAction,
+  RouterState,
+} from 'connected-react-router';
+import { History } from 'history';
+
+type Nested = { long: { nested: { path: { to: { a: string } } }[] } };
+
+const NESTED = {
+  long: {
+    nested: [
+      {
+        path: {
+          to: {
+            a: 'key',
+          },
+        },
+      },
+    ],
+  },
+};
+
+const IMMUTABLE_NESTED = Immutable.fromJS(NESTED);
+
+const IMMUTABLE_MAP = Immutable.Map({
+  map: Immutable.Map({ a: 1, b: 2, c: 3 }),
+  list: Immutable.List(['a', 'b', 'c']),
+  set: Immutable.Set(['a', 'b', 'c']),
+  stack: Immutable.Stack(['a', 'b', 'c']),
+  seq: Immutable.Seq([1, 2, 3, 4, 5, 6, 7, 8]),
+});
+
+type MapValue =
+  | Map<{ first: boolean } | string, number>
+  | WeakMap<{ first: boolean } | { second: number }, number>
+  | Set<{ first: boolean } | string>
+  | WeakSet<{ first: boolean } | { second: number }>;
+
+const NATIVE_MAP = new window.Map<string, MapValue>([
+  [
+    'map',
+    new window.Map<{ first: boolean } | string, number>([
+      [{ first: true }, 1],
+      ['second', 2],
+    ]),
+  ],
+  [
+    'weakMap',
+    new window.WeakMap<{ first: boolean } | { second: number }, number>([
+      [{ first: true }, 1],
+      [{ second: 1 }, 2],
+    ]),
+  ],
+  ['set', new window.Set([{ first: true }, 'second'])],
+  ['weakSet', new window.WeakSet([{ first: true }, { second: 1 }])],
+]);
+
+const HUGE_ARRAY = Array.from({ length: 5000 }).map((_, key) => ({
+  str: `key ${key}`,
+}));
+
+const HUGE_OBJECT = Array.from({ length: 5000 }).reduce(
+  (o: { [key: string]: string }, _, key) => (
+    (o[`key ${key}`] = `item ${key}`), o
+  ),
+  {}
+);
+
+const FUNC = function (a: number, b: number, c: number) {
+  return a + b + c;
+};
+
+const RECURSIVE: { obj?: unknown } = {};
+RECURSIVE.obj = RECURSIVE;
+
+function createIterator() {
+  const iterable: { [Symbol.iterator](): IterableIterator<string> } = {
+    [Symbol.iterator]: function* iterator() {
+      for (let i = 0; i < 333; i++) {
+        yield `item ${i}`;
+      }
+    },
+  };
+
+  return iterable;
+}
+
+const DEFAULT_SHUFFLE_ARRAY = [0, 1, null, { id: 1 }, { id: 2 }, 'string'];
+
+export interface ToggleTimeoutUpdateAction {
+  type: 'TOGGLE_TIMEOUT_UPDATE';
+  timeoutUpdateEnabled: boolean;
+}
+export interface TimeoutUpdateAction {
+  type: 'TIMEOUT_UPDATE';
+}
+export interface IncrementAction {
+  type: 'INCREMENT';
+}
+export interface PushAction {
+  type: 'PUSH';
+}
+export interface PopAction {
+  type: 'POP';
+}
+export interface ReplaceAction {
+  type: 'REPLACE';
+}
+export interface ChangeNestedAction {
+  type: 'CHANGE_NESTED';
+}
+export interface PushHugeArrayAction {
+  type: 'PUSH_HUGE_ARRAY';
+}
+export interface AddIteratorAction {
+  type: 'ADD_ITERATOR';
+}
+export interface AddHugeObjectAction {
+  type: 'ADD_HUGE_OBJECT';
+}
+export interface AddRecursiveAction {
+  type: 'ADD_RECURSIVE';
+}
+export interface AddNativeMapAction {
+  type: 'ADD_NATIVE_MAP';
+}
+export interface AddImmutableMapAction {
+  type: 'ADD_IMMUTABLE_MAP';
+}
+export interface ChangeImmutableNestedAction {
+  type: 'CHANGE_IMMUTABLE_NESTED';
+}
+export interface HugePayloadAction {
+  type: 'HUGE_PAYLOAD';
+  payload: number[];
+}
+export interface AddFunctionAction {
+  type: 'ADD_FUNCTION';
+}
+export interface AddSymbolAction {
+  type: 'ADD_SYMBOL';
+}
+export interface ShuffleArrayAction {
+  type: 'SHUFFLE_ARRAY';
+}
+type DemoAppAction =
+  | ToggleTimeoutUpdateAction
+  | TimeoutUpdateAction
+  | IncrementAction
+  | PushAction
+  | PopAction
+  | ReplaceAction
+  | ChangeNestedAction
+  | PushHugeArrayAction
+  | AddIteratorAction
+  | AddHugeObjectAction
+  | AddRecursiveAction
+  | AddNativeMapAction
+  | AddImmutableMapAction
+  | ChangeImmutableNestedAction
+  | HugePayloadAction
+  | AddFunctionAction
+  | AddSymbolAction
+  | ShuffleArrayAction
+  | LocationChangeAction;
+
+export interface DemoAppState {
+  router: RouterState;
+  timeoutUpdateEnabled: boolean;
+  store: number;
+  undefined: { val: undefined };
+  null: null;
+  func: () => void;
+  array: number[];
+  hugeArrays: { str: string }[];
+  hugeObjects: { [key: string]: string }[];
+  iterators: { [Symbol.iterator](): IterableIterator<string> }[];
+  nested: Nested;
+  recursive: { obj?: unknown }[];
+  immutables: Immutable.Map<string, unknown>[];
+  maps: Map<string, MapValue>[];
+  immutableNested: Immutable.Map<unknown, unknown>;
+  addFunction: { f: (a: number, b: number, c: number) => number } | null;
+  addSymbol: { s: symbol; error: Error } | null;
+  shuffleArray: unknown[];
+}
+
+const createRootReducer = (
+  history: History
+): Reducer<DemoAppState, DemoAppAction> =>
+  combineReducers<DemoAppState, DemoAppAction>({
+    router: connectRouter(history) as Reducer<RouterState, DemoAppAction>,
+    timeoutUpdateEnabled: (state = false, action: DemoAppAction) =>
+      action.type === 'TOGGLE_TIMEOUT_UPDATE'
+        ? action.timeoutUpdateEnabled
+        : state,
+    store: (state = 0, action) =>
+      action.type === 'INCREMENT' ? state + 1 : state,
+    undefined: (state = { val: undefined }) => state,
+    null: (state = null) => state,
+    func: (
+      state = () => {
+        // noop
+      }
+    ) => state,
+    array: (state = [], action: DemoAppAction) =>
+      action.type === 'PUSH'
+        ? [...state, Math.random()]
+        : action.type === 'POP'
+        ? state.slice(0, state.length - 1)
+        : action.type === 'REPLACE'
+        ? [Math.random(), ...state.slice(1)]
+        : state,
+    hugeArrays: (state = [], action: DemoAppAction) =>
+      action.type === 'PUSH_HUGE_ARRAY' ? [...state, ...HUGE_ARRAY] : state,
+    hugeObjects: (state = [], action: DemoAppAction) =>
+      action.type === 'ADD_HUGE_OBJECT' ? [...state, HUGE_OBJECT] : state,
+    iterators: (state = [], action: DemoAppAction) =>
+      action.type === 'ADD_ITERATOR' ? [...state, createIterator()] : state,
+    nested: (state = NESTED, action: DemoAppAction) =>
+      action.type === 'CHANGE_NESTED'
+        ? {
+            ...state,
+            long: {
+              nested: [
+                {
+                  path: {
+                    to: {
+                      a: state.long.nested[0].path.to.a + '!',
+                    },
+                  },
+                },
+              ],
+            },
+          }
+        : state,
+    recursive: (state: { obj?: unknown }[] = [], action: DemoAppAction) =>
+      action.type === 'ADD_RECURSIVE' ? [...state, { ...RECURSIVE }] : state,
+    immutables: (
+      state: Immutable.Map<string, unknown>[] = [],
+      action: DemoAppAction
+    ) =>
+      action.type === 'ADD_IMMUTABLE_MAP' ? [...state, IMMUTABLE_MAP] : state,
+    maps: (state: Map<string, MapValue>[] = [], action: DemoAppAction) =>
+      action.type === 'ADD_NATIVE_MAP' ? [...state, NATIVE_MAP] : state,
+    immutableNested: (state = IMMUTABLE_NESTED, action: DemoAppAction) =>
+      action.type === 'CHANGE_IMMUTABLE_NESTED'
+        ? state.updateIn(
+            ['long', 'nested', 0, 'path', 'to', 'a'],
+            (str: string) => str + '!'
+          )
+        : state,
+    addFunction: (state = null, action: DemoAppAction) =>
+      action.type === 'ADD_FUNCTION' ? { f: FUNC } : state,
+    addSymbol: (state = null, action: DemoAppAction) =>
+      action.type === 'ADD_SYMBOL'
+        ? { s: window.Symbol('symbol'), error: new Error('TEST') }
+        : state,
+    shuffleArray: (state = DEFAULT_SHUFFLE_ARRAY, action: DemoAppAction) =>
+      action.type === 'SHUFFLE_ARRAY' ? shuffle(state) : state,
+  });
+
+export default createRootReducer;
diff --git a/packages/redux-devtools-inspector/demo/tsconfig.json b/packages/redux-devtools-inspector/demo/tsconfig.json
new file mode 100644
index 00000000..420884ce
--- /dev/null
+++ b/packages/redux-devtools-inspector/demo/tsconfig.json
@@ -0,0 +1,7 @@
+{
+  "extends": "../../../tsconfig.react.base.json",
+  "compilerOptions": {
+    "resolveJsonModule": true
+  },
+  "include": ["../src", "src"]
+}
diff --git a/packages/redux-devtools-inspector/jest.config.js b/packages/redux-devtools-inspector/jest.config.js
new file mode 100644
index 00000000..8824c114
--- /dev/null
+++ b/packages/redux-devtools-inspector/jest.config.js
@@ -0,0 +1,3 @@
+module.exports = {
+  preset: 'ts-jest',
+};
diff --git a/packages/redux-devtools-inspector/package.json b/packages/redux-devtools-inspector/package.json
index 5797942d..47c8344f 100644
--- a/packages/redux-devtools-inspector/package.json
+++ b/packages/redux-devtools-inspector/package.json
@@ -2,70 +2,42 @@
   "name": "redux-devtools-inspector",
   "version": "0.13.1",
   "description": "Redux DevTools Diff Monitor",
-  "scripts": {
-    "build": "npm run build:lib",
-    "build:lib": "cross-env NODE_ENV=production babel src --out-dir lib",
-    "build:demo": "cross-env NODE_ENV=production webpack -p",
-    "stats": "webpack --profile --json > stats.json",
-    "start": "webpack-dev-server",
-    "lint": "eslint --ext .jsx,.js --max-warnings 0 src",
-    "preversion": "npm run lint",
-    "version": "npm run build:demo && git add -A .",
-    "postversion": "git push",
-    "prepare": "npm run build:lib",
-    "prepublishOnly": "npm run build:lib",
-    "gh": "git subtree push --prefix demo/dist origin gh-pages"
-  },
-  "main": "lib/index.js",
-  "repository": {
-    "url": "https://github.com/reduxjs/redux-devtools"
-  },
-  "devDependencies": {
-    "@babel/cli": "^7.10.5",
-    "@babel/core": "^7.11.1",
-    "@babel/plugin-proposal-class-properties": "^7.10.4",
-    "@babel/plugin-proposal-do-expressions": "^7.10.4",
-    "@babel/plugin-proposal-export-default-from": "^7.10.4",
-    "@babel/plugin-transform-runtime": "^7.11.0",
-    "@babel/polyfill": "^7.10.4",
-    "@babel/preset-env": "^7.11.0",
-    "@babel/preset-react": "^7.10.4",
-    "babel-loader": "^8.1.0",
-    "base16": "^1.0.0",
-    "clean-webpack-plugin": "^3.0.0",
-    "connected-react-router": "^6.8.0",
-    "cross-env": "^7.0.2",
-    "history": "^4.10.1",
-    "html-webpack-plugin": "^4.3.0",
-    "immutable": "^4.0.0-rc.12",
-    "lodash.isequalwith": "^4.4.0",
-    "lodash.shuffle": "^4.2.0",
-    "react": "^16.13.1",
-    "react-bootstrap": "^1.3.0",
-    "react-dom": "^16.13.1",
-    "react-redux": "^7.2.1",
-    "react-router": "^5.2.0",
-    "react-transform-hmr": "^1.0.4",
-    "redux": "^4.0.5",
-    "redux-devtools": "^3.6.1",
-    "redux-devtools-dock-monitor": "^1.1.4",
-    "redux-logger": "^3.0.6",
-    "seamless-immutable": "^7.1.4",
-    "webpack": "^4.44.1",
-    "webpack-cli": "^3.3.12",
-    "webpack-dev-server": "^3.11.0"
-  },
-  "peerDependencies": {
-    "react": "^16.3.0",
-    "react-dom": "^16.3.0"
+  "homepage": "https://github.com/reduxjs/redux-devtools/tree/master/packages/redux-devtools-inspector",
+  "bugs": {
+    "url": "https://github.com/reduxjs/redux-devtools/issues"
   },
+  "license": "MIT",
   "author": "Alexander <alexkuz@gmail.com> (http://kuzya.org/)",
   "contributors": [
     "Mihail Diordiev <zalmoxisus@gmail.com> (https://github.com/zalmoxisus)"
   ],
-  "license": "MIT",
+  "files": [
+    "lib",
+    "src"
+  ],
+  "main": "lib/index.js",
+  "types": "lib/index.d.ts",
+  "repository": {
+    "url": "https://github.com/reduxjs/redux-devtools"
+  },
+  "scripts": {
+    "start": "webpack-dev-server --config demo/config/webpack.config.ts",
+    "stats": "webpack --profile --json > stats.json",
+    "build:demo": "NODE_ENV=production webpack -p",
+    "build": "npm run build:types && npm run build:js",
+    "build:types": "tsc --emitDeclarationOnly",
+    "build:js": "babel src --out-dir lib --extensions \".ts,.tsx\" --source-maps inline",
+    "clean": "rimraf lib",
+    "lint": "eslint . --ext .ts,.tsx",
+    "lint:fix": "eslint . --ext .ts,.tsx --fix",
+    "type-check": "tsc --noEmit",
+    "type-check:watch": "npm run type-check -- --watch",
+    "preversion": "npm run type-check && npm run lint",
+    "prepublishOnly": "npm run clean && npm run build"
+  },
   "dependencies": {
-    "babel-runtime": "^6.26.0",
+    "@types/dragula": "^3.7.0",
+    "@types/prop-types": "^15.7.3",
     "dateformat": "^3.0.3",
     "hex-rgba": "^1.0.2",
     "javascript-stringify": "^2.0.1",
@@ -77,7 +49,39 @@
     "react-base16-styling": "^0.7.0",
     "react-dragula": "^1.1.17",
     "react-json-tree": "^0.12.1",
-    "react-pure-render": "^1.0.2",
     "redux-devtools-themes": "^1.0.0"
+  },
+  "devDependencies": {
+    "@babel/runtime": "^7.11.2",
+    "@types/dateformat": "^3.0.1",
+    "@types/hex-rgba": "^1.0.0",
+    "@types/history": "^4.7.7",
+    "@types/lodash.debounce": "^4.0.6",
+    "@types/lodash.shuffle": "^4.2.6",
+    "@types/react": "^16.9.46",
+    "@types/react-dragula": "^1.1.0",
+    "@types/react-router": "^5.1.8",
+    "@types/redux-logger": "^3.0.8",
+    "base16": "^1.0.0",
+    "connected-react-router": "^6.8.0",
+    "history": "^4.10.1",
+    "immutable": "^4.0.0-rc.12",
+    "lodash.isequalwith": "^4.4.0",
+    "lodash.shuffle": "^4.2.0",
+    "react": "^16.13.1",
+    "react-bootstrap": "^1.3.0",
+    "react-dom": "^16.13.1",
+    "react-redux": "^7.2.1",
+    "react-router": "^5.2.0",
+    "redux": "^4.0.5",
+    "redux-devtools": "^3.6.1",
+    "redux-devtools-dock-monitor": "^1.1.4",
+    "redux-logger": "^3.0.6",
+    "seamless-immutable": "^7.1.4"
+  },
+  "peerDependencies": {
+    "@types/react": "^16.3.18",
+    "react": "^16.3.0",
+    "redux": "^3.4.0 || ^4.0.0"
   }
 }
diff --git a/packages/redux-devtools-inspector/src/.noderequirer.json b/packages/redux-devtools-inspector/src/.noderequirer.json
deleted file mode 100644
index 20e76308..00000000
--- a/packages/redux-devtools-inspector/src/.noderequirer.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "import": true
-}
diff --git a/packages/redux-devtools-inspector/src/ActionList.jsx b/packages/redux-devtools-inspector/src/ActionList.tsx
similarity index 63%
rename from packages/redux-devtools-inspector/src/ActionList.jsx
rename to packages/redux-devtools-inspector/src/ActionList.tsx
index a93e7aeb..8d1c5cd1 100644
--- a/packages/redux-devtools-inspector/src/ActionList.jsx
+++ b/packages/redux-devtools-inspector/src/ActionList.tsx
@@ -1,10 +1,17 @@
-import React, { Component } from 'react';
+import React, { PureComponent, RefCallback } from 'react';
+import { Drake } from 'dragula';
 import dragula from 'react-dragula';
+import { Action } from 'redux';
+import { PerformAction } from 'redux-devtools';
+import { StylingFunction } from 'react-base16-styling';
 import ActionListRow from './ActionListRow';
 import ActionListHeader from './ActionListHeader';
-import shouldPureComponentUpdate from 'react-pure-render/function';
 
-function getTimestamps(actions, actionIds, actionId) {
+function getTimestamps<A extends Action<unknown>>(
+  actions: { [actionId: number]: PerformAction<A> },
+  actionIds: number[],
+  actionId: number
+) {
   const idx = actionIds.indexOf(actionId);
   const prevActionId = actionIds[idx - 1];
 
@@ -14,10 +21,37 @@ function getTimestamps(actions, actionIds, actionId) {
   };
 }
 
-export default class ActionList extends Component {
-  shouldComponentUpdate = shouldPureComponentUpdate;
+interface Props<A extends Action<unknown>> {
+  actions: { [actionId: number]: PerformAction<A> };
+  actionIds: number[];
+  isWideLayout: boolean;
+  searchValue: string | undefined;
+  selectedActionId: number | null;
+  startActionId: number | null;
+  skippedActionIds: number[];
+  draggableActions: boolean;
+  hideMainButtons: boolean | undefined;
+  hideActionButtons: boolean | undefined;
+  styling: StylingFunction;
+  onSearch: (value: string) => void;
+  onSelect: (e: React.MouseEvent<HTMLDivElement>, actionId: number) => void;
+  onToggleAction: (actionId: number) => void;
+  onJumpToState: (actionId: number) => void;
+  onCommit: () => void;
+  onSweep: () => void;
+  onReorderAction: (actionId: number, beforeActionId: number) => void;
+  currentActionId: number;
+  lastActionId: number;
+}
 
-  UNSAFE_componentWillReceiveProps(nextProps) {
+export default class ActionList<
+  A extends Action<unknown>
+> extends PureComponent<Props<A>> {
+  node?: HTMLDivElement | null;
+  scrollDown?: boolean;
+  drake?: Drake;
+
+  UNSAFE_componentWillReceiveProps(nextProps: Props<A>) {
     const node = this.node;
     if (!node) {
       this.scrollDown = true;
@@ -35,22 +69,22 @@ export default class ActionList extends Component {
     this.scrollToBottom();
 
     if (!this.props.draggableActions) return;
-    const container = this.node;
+    const container = this.node!;
     this.drake = dragula([container], {
       copy: false,
       copySortSource: false,
       mirrorContainer: container,
       accepts: (el, target, source, sibling) =>
-        !sibling || parseInt(sibling.getAttribute('data-id')),
+        !sibling || !!parseInt(sibling.getAttribute('data-id')!),
       moves: (el, source, handle) =>
-        parseInt(el.getAttribute('data-id')) &&
-        handle.className.indexOf('selectorButton') !== 0,
+        !!parseInt(el!.getAttribute('data-id')!) &&
+        handle!.className.indexOf('selectorButton') !== 0,
     }).on('drop', (el, target, source, sibling) => {
       let beforeActionId = this.props.actionIds.length;
       if (sibling && sibling.className.indexOf('gu-mirror') === -1) {
-        beforeActionId = parseInt(sibling.getAttribute('data-id'));
+        beforeActionId = parseInt(sibling.getAttribute('data-id')!);
       }
-      const actionId = parseInt(el.getAttribute('data-id'));
+      const actionId = parseInt(el.getAttribute('data-id')!);
       this.props.onReorderAction(actionId, beforeActionId);
     });
   }
@@ -69,7 +103,7 @@ export default class ActionList extends Component {
     }
   }
 
-  getRef = (node) => {
+  getRef: RefCallback<HTMLDivElement> = (node) => {
     this.node = node;
   };
 
@@ -97,8 +131,9 @@ export default class ActionList extends Component {
     const filteredActionIds = searchValue
       ? actionIds.filter(
           (id) =>
-            actions[id].action.type.toLowerCase().indexOf(lowerSearchValue) !==
-            -1
+            (actions[id].action.type as string)
+              .toLowerCase()
+              .indexOf(lowerSearchValue as string) !== -1
         )
       : actionIds;
 
@@ -129,18 +164,20 @@ export default class ActionList extends Component {
               isSelected={
                 (startActionId !== null &&
                   actionId >= startActionId &&
-                  actionId <= selectedActionId) ||
+                  actionId <= (selectedActionId as number)) ||
                 actionId === selectedActionId
               }
               isInFuture={
                 actionIds.indexOf(actionId) > actionIds.indexOf(currentActionId)
               }
-              onSelect={(e) => onSelect(e, actionId)}
+              onSelect={(e: React.MouseEvent<HTMLDivElement>) =>
+                onSelect(e, actionId)
+              }
               timestamps={getTimestamps(actions, actionIds, actionId)}
               action={actions[actionId].action}
               onToggleClick={() => onToggleAction(actionId)}
               onJumpClick={() => onJumpToState(actionId)}
-              onCommitClick={() => onCommit(actionId)}
+              onCommitClick={() => onCommit()}
               hideActionButtons={hideActionButtons}
               isSkipped={skippedActionIds.indexOf(actionId) !== -1}
             />
diff --git a/packages/redux-devtools-inspector/src/ActionListHeader.jsx b/packages/redux-devtools-inspector/src/ActionListHeader.tsx
similarity index 55%
rename from packages/redux-devtools-inspector/src/ActionListHeader.jsx
rename to packages/redux-devtools-inspector/src/ActionListHeader.tsx
index d7a1e708..f913b2ed 100644
--- a/packages/redux-devtools-inspector/src/ActionListHeader.jsx
+++ b/packages/redux-devtools-inspector/src/ActionListHeader.tsx
@@ -1,10 +1,24 @@
-import React from 'react';
+import React, { FunctionComponent } from 'react';
+import PropTypes from 'prop-types';
+import { StylingFunction } from 'react-base16-styling';
 import RightSlider from './RightSlider';
 
-const getActiveButtons = (hasSkippedActions) =>
-  [hasSkippedActions && 'Sweep', 'Commit'].filter((a) => a);
+const getActiveButtons = (hasSkippedActions: boolean): ('Sweep' | 'Commit')[] =>
+  [hasSkippedActions && 'Sweep', 'Commit'].filter(
+    (a): a is 'Sweep' | 'Commit' => !!a
+  );
 
-const ActionListHeader = ({
+interface Props {
+  styling: StylingFunction;
+  onSearch: (value: string) => void;
+  onCommit: () => void;
+  onSweep: () => void;
+  hideMainButtons: boolean | undefined;
+  hasSkippedActions: boolean;
+  hasStagedActions: boolean;
+}
+
+const ActionListHeader: FunctionComponent<Props> = ({
   styling,
   onSearch,
   hasSkippedActions,
@@ -48,4 +62,14 @@ const ActionListHeader = ({
   </div>
 );
 
+ActionListHeader.propTypes = {
+  styling: PropTypes.func.isRequired,
+  onSearch: PropTypes.func.isRequired,
+  onCommit: PropTypes.func.isRequired,
+  onSweep: PropTypes.func.isRequired,
+  hideMainButtons: PropTypes.bool,
+  hasSkippedActions: PropTypes.bool.isRequired,
+  hasStagedActions: PropTypes.bool.isRequired,
+};
+
 export default ActionListHeader;
diff --git a/packages/redux-devtools-inspector/src/ActionListRow.jsx b/packages/redux-devtools-inspector/src/ActionListRow.tsx
similarity index 69%
rename from packages/redux-devtools-inspector/src/ActionListRow.jsx
rename to packages/redux-devtools-inspector/src/ActionListRow.tsx
index a9caf7df..16c17d1d 100644
--- a/packages/redux-devtools-inspector/src/ActionListRow.jsx
+++ b/packages/redux-devtools-inspector/src/ActionListRow.tsx
@@ -1,15 +1,40 @@
-import React, { Component } from 'react';
-import { PropTypes } from 'prop-types';
-import shouldPureComponentUpdate from 'react-pure-render/function';
+import React, { MouseEvent, MouseEventHandler, PureComponent } from 'react';
+import PropTypes from 'prop-types';
 import dateformat from 'dateformat';
 import debounce from 'lodash.debounce';
+import { StylingFunction } from 'react-base16-styling';
+import { Action } from 'redux';
 import RightSlider from './RightSlider';
 
 const BUTTON_SKIP = 'Skip';
 const BUTTON_JUMP = 'Jump';
 
-export default class ActionListRow extends Component {
-  state = { hover: false };
+type Button = typeof BUTTON_SKIP | typeof BUTTON_JUMP;
+
+interface Props<A extends Action<unknown>> {
+  styling: StylingFunction;
+  actionId: number;
+  isInitAction: boolean;
+  isSelected: boolean;
+  isInFuture: boolean;
+  onSelect: MouseEventHandler<HTMLDivElement>;
+  timestamps: { current: number; previous: number };
+  action: A;
+  onToggleClick: () => void;
+  onJumpClick: () => void;
+  onCommitClick: () => void;
+  hideActionButtons: boolean | undefined;
+  isSkipped: boolean;
+}
+
+interface State {
+  hover: boolean;
+}
+
+export default class ActionListRow<
+  A extends Action<unknown>
+> extends PureComponent<Props<A>, State> {
+  state: State = { hover: false };
 
   static propTypes = {
     styling: PropTypes.func.isRequired,
@@ -25,8 +50,6 @@ export default class ActionListRow extends Component {
     isSkipped: PropTypes.bool.isRequired,
   };
 
-  shouldComponentUpdate = shouldPureComponentUpdate;
-
   render() {
     const {
       styling,
@@ -44,18 +67,26 @@ export default class ActionListRow extends Component {
     const timeDelta = timestamps.current - timestamps.previous;
     const showButtons = (hover && !isInitAction) || isSkipped;
 
-    const isButtonSelected = (btn) => btn === BUTTON_SKIP && isSkipped;
+    const isButtonSelected = (btn: Button) => btn === BUTTON_SKIP && isSkipped;
 
     let actionType = action.type;
     if (typeof actionType === 'undefined') actionType = '<UNDEFINED>';
     else if (actionType === null) actionType = '<NULL>';
-    else actionType = actionType.toString() || '<EMPTY>';
+    else actionType = (actionType as string).toString() || '<EMPTY>';
 
     return (
       <div
         onClick={onSelect}
-        onMouseEnter={!hideActionButtons && this.handleMouseEnter}
-        onMouseLeave={!hideActionButtons && this.handleMouseLeave}
+        onMouseEnter={
+          (!hideActionButtons && this.handleMouseEnter) as MouseEventHandler<
+            HTMLDivElement
+          >
+        }
+        onMouseLeave={
+          (!hideActionButtons && this.handleMouseLeave) as MouseEventHandler<
+            HTMLDivElement
+          >
+        }
         onMouseDown={this.handleMouseDown}
         onMouseUp={this.handleMouseEnter}
         data-id={actionId}
@@ -76,7 +107,7 @@ export default class ActionListRow extends Component {
             isSkipped && 'actionListItemNameSkipped',
           ])}
         >
-          {actionType}
+          {actionType as string}
         </div>
         {hideActionButtons ? (
           <RightSlider styling={styling} shown>
@@ -103,12 +134,12 @@ export default class ActionListRow extends Component {
             </RightSlider>
             <RightSlider styling={styling} shown={showButtons} rotate>
               <div {...styling('actionListItemSelector')}>
-                {[BUTTON_JUMP, BUTTON_SKIP].map(
+                {([BUTTON_JUMP, BUTTON_SKIP] as const).map(
                   (btn) =>
                     (!isInitAction || btn !== BUTTON_SKIP) && (
                       <div
                         key={btn}
-                        onClick={this.handleButtonClick.bind(this, btn)}
+                        onClick={(e) => this.handleButtonClick(btn, e)}
                         {...styling(
                           [
                             'selectorButton',
@@ -131,7 +162,7 @@ export default class ActionListRow extends Component {
     );
   }
 
-  handleButtonClick(btn, e) {
+  handleButtonClick(btn: Button, e: MouseEvent<HTMLDivElement>) {
     e.stopPropagation();
 
     switch (btn) {
@@ -144,8 +175,8 @@ export default class ActionListRow extends Component {
     }
   }
 
-  handleMouseEnter = (e) => {
-    if (this.hover) return;
+  handleMouseEnter = (e: MouseEvent<HTMLDivElement>) => {
+    if (this.state.hover) return;
     this.handleMouseLeave.cancel();
     this.handleMouseEnterDebounced(e.buttons);
   };
@@ -160,8 +191,13 @@ export default class ActionListRow extends Component {
     if (this.state.hover) this.setState({ hover: false });
   }, 100);
 
-  handleMouseDown = (e) => {
-    if (e.target.className.indexOf('selectorButton') === 0) return;
+  handleMouseDown = (e: MouseEvent<HTMLDivElement>) => {
+    if (
+      ((e.target as unknown) as { className: string[] }).className.indexOf(
+        'selectorButton'
+      ) === 0
+    )
+      return;
     this.handleMouseLeave();
   };
 }
diff --git a/packages/redux-devtools-inspector/src/ActionPreview.jsx b/packages/redux-devtools-inspector/src/ActionPreview.tsx
similarity index 52%
rename from packages/redux-devtools-inspector/src/ActionPreview.jsx
rename to packages/redux-devtools-inspector/src/ActionPreview.tsx
index 8de51b1c..37c7d887 100644
--- a/packages/redux-devtools-inspector/src/ActionPreview.jsx
+++ b/packages/redux-devtools-inspector/src/ActionPreview.tsx
@@ -1,10 +1,43 @@
 import React, { Component } from 'react';
-import { DEFAULT_STATE } from './redux';
+import { Base16Theme } from 'redux-devtools-themes';
+import { Action } from 'redux';
+import { StylingFunction } from 'react-base16-styling';
+import { PerformAction } from 'redux-devtools';
+import { Delta } from 'jsondiffpatch';
+import { DEFAULT_STATE, DevtoolsInspectorState } from './redux';
 import ActionPreviewHeader from './ActionPreviewHeader';
 import DiffTab from './tabs/DiffTab';
 import StateTab from './tabs/StateTab';
 import ActionTab from './tabs/ActionTab';
 
+export interface TabComponentProps<S, A extends Action<unknown>> {
+  labelRenderer: (
+    keyPath: (string | number)[],
+    nodeType: string,
+    expanded: boolean,
+    expandable: boolean
+  ) => React.ReactNode;
+  styling: StylingFunction;
+  computedStates: { state: S; error?: string }[];
+  actions: { [actionId: number]: PerformAction<A> };
+  selectedActionId: number | null;
+  startActionId: number | null;
+  base16Theme: Base16Theme;
+  invertTheme: boolean;
+  isWideLayout: boolean;
+  dataTypeKey: string | undefined;
+  delta: Delta | null | undefined | false;
+  action: A;
+  nextState: S;
+  monitorState: DevtoolsInspectorState;
+  updateMonitorState: (monitorState: Partial<DevtoolsInspectorState>) => void;
+}
+
+export interface Tab<S, A extends Action<unknown>> {
+  name: string;
+  component: React.ComponentType<TabComponentProps<S, A>>;
+}
+
 const DEFAULT_TABS = [
   {
     name: 'Action',
@@ -20,7 +53,32 @@ const DEFAULT_TABS = [
   },
 ];
 
-class ActionPreview extends Component {
+interface Props<S, A extends Action<unknown>> {
+  base16Theme: Base16Theme;
+  invertTheme: boolean;
+  isWideLayout: boolean;
+  tabs: Tab<S, A>[] | ((tabs: Tab<S, A>[]) => Tab<S, A>[]);
+  tabName: string;
+  delta: Delta | null | undefined | false;
+  error: string | undefined;
+  nextState: S;
+  computedStates: { state: S; error?: string }[];
+  action: A;
+  actions: { [actionId: number]: PerformAction<A> };
+  selectedActionId: number | null;
+  startActionId: number | null;
+  dataTypeKey: string | undefined;
+  monitorState: DevtoolsInspectorState;
+  updateMonitorState: (monitorState: Partial<DevtoolsInspectorState>) => void;
+  styling: StylingFunction;
+  onInspectPath: (path: (string | number)[]) => void;
+  inspectedPath: (string | number)[];
+  onSelectTab: (tabName: string) => void;
+}
+
+class ActionPreview<S, A extends Action<unknown>> extends Component<
+  Props<S, A>
+> {
   static defaultProps = {
     tabName: DEFAULT_STATE.tabName,
   };
@@ -49,21 +107,21 @@ class ActionPreview extends Component {
       updateMonitorState,
     } = this.props;
 
-    const renderedTabs =
+    const renderedTabs: Tab<S, A>[] =
       typeof tabs === 'function'
-        ? tabs(DEFAULT_TABS)
+        ? tabs(DEFAULT_TABS as Tab<S, A>[])
         : tabs
         ? tabs
-        : DEFAULT_TABS;
+        : (DEFAULT_TABS as Tab<S, A>[]);
 
     const { component: TabComponent } =
       renderedTabs.find((tab) => tab.name === tabName) ||
-      renderedTabs.find((tab) => tab.name === DEFAULT_STATE.tabName);
+      renderedTabs.find((tab) => tab.name === DEFAULT_STATE.tabName)!;
 
     return (
       <div key="actionPreview" {...styling('actionPreview')}>
         <ActionPreviewHeader
-          tabs={renderedTabs}
+          tabs={(renderedTabs as unknown) as Tab<unknown, Action<unknown>>[]}
           {...{ styling, inspectedPath, onInspectPath, tabName, onSelectTab }}
         />
         {!error && (
@@ -94,7 +152,11 @@ class ActionPreview extends Component {
     );
   }
 
-  labelRenderer = ([key, ...rest], nodeType, expanded) => {
+  labelRenderer = (
+    [key, ...rest]: (string | number)[],
+    nodeType: string,
+    expanded: boolean
+  ) => {
     const { styling, onInspectPath, inspectedPath } = this.props;
 
     return (
diff --git a/packages/redux-devtools-inspector/src/ActionPreviewHeader.jsx b/packages/redux-devtools-inspector/src/ActionPreviewHeader.tsx
similarity index 62%
rename from packages/redux-devtools-inspector/src/ActionPreviewHeader.jsx
rename to packages/redux-devtools-inspector/src/ActionPreviewHeader.tsx
index 1b65c579..ed930d5a 100644
--- a/packages/redux-devtools-inspector/src/ActionPreviewHeader.jsx
+++ b/packages/redux-devtools-inspector/src/ActionPreviewHeader.tsx
@@ -1,6 +1,22 @@
-import React from 'react';
+import React, { FunctionComponent } from 'react';
+import PropTypes from 'prop-types';
+import { Action } from 'redux';
+import { StylingFunction } from 'react-base16-styling';
+import { Tab } from './ActionPreview';
 
-const ActionPreviewHeader = ({
+interface Props<S, A extends Action<unknown>> {
+  tabs: Tab<S, A>[];
+  styling: StylingFunction;
+  inspectedPath: (string | number)[];
+  onInspectPath: (path: (string | number)[]) => void;
+  tabName: string;
+  onSelectTab: (tabName: string) => void;
+}
+
+const ActionPreviewHeader: FunctionComponent<Props<
+  unknown,
+  Action<unknown>
+>> = ({
   styling,
   inspectedPath,
   onInspectPath,
@@ -57,4 +73,13 @@ const ActionPreviewHeader = ({
   </div>
 );
 
+ActionPreviewHeader.propTypes = {
+  tabs: PropTypes.array.isRequired,
+  styling: PropTypes.func.isRequired,
+  inspectedPath: PropTypes.array.isRequired,
+  onInspectPath: PropTypes.func.isRequired,
+  tabName: PropTypes.string.isRequired,
+  onSelectTab: PropTypes.func.isRequired,
+};
+
 export default ActionPreviewHeader;
diff --git a/packages/redux-devtools-inspector/src/DevtoolsInspector.js b/packages/redux-devtools-inspector/src/DevtoolsInspector.tsx
similarity index 64%
rename from packages/redux-devtools-inspector/src/DevtoolsInspector.js
rename to packages/redux-devtools-inspector/src/DevtoolsInspector.tsx
index 4ef9193d..5800feab 100644
--- a/packages/redux-devtools-inspector/src/DevtoolsInspector.js
+++ b/packages/redux-devtools-inspector/src/DevtoolsInspector.tsx
@@ -1,18 +1,30 @@
-import React, { Component } from 'react';
-import { PropTypes } from 'prop-types';
+import React, { PureComponent } from 'react';
+import PropTypes from 'prop-types';
+import { Base16Theme } from 'redux-devtools-themes';
+import {
+  getBase16Theme,
+  invertTheme,
+  StylingFunction,
+} from 'react-base16-styling';
+import { ActionCreators, LiftedAction, LiftedState } from 'redux-devtools';
+import { Action, Dispatch } from 'redux';
+import { Delta, DiffContext } from 'jsondiffpatch';
 import {
   createStylingFromTheme,
   base16Themes,
 } from './utils/createStylingFromTheme';
-import shouldPureComponentUpdate from 'react-pure-render/function';
 import ActionList from './ActionList';
-import ActionPreview from './ActionPreview';
+import ActionPreview, { Tab } from './ActionPreview';
 import getInspectedState from './utils/getInspectedState';
 import createDiffPatcher from './createDiffPatcher';
-import { getBase16Theme, invertTheme } from 'react-base16-styling';
-import { reducer, updateMonitorState } from './redux';
-import { ActionCreators } from 'redux-devtools';
+import {
+  DevtoolsInspectorAction,
+  DevtoolsInspectorState,
+  reducer,
+  updateMonitorState,
+} from './redux';
 
+// eslint-disable-next-line @typescript-eslint/unbound-method
 const {
   commit,
   sweep,
@@ -22,21 +34,26 @@ const {
   reorderAction,
 } = ActionCreators;
 
-function getLastActionId(props) {
+function getLastActionId<S, A extends Action<unknown>>(
+  props: DevtoolsInspectorProps<S, A>
+) {
   return props.stagedActionIds[props.stagedActionIds.length - 1];
 }
 
-function getCurrentActionId(props, monitorState) {
+function getCurrentActionId<S, A extends Action<unknown>>(
+  props: DevtoolsInspectorProps<S, A>,
+  monitorState: DevtoolsInspectorState
+) {
   return monitorState.selectedActionId === null
     ? props.stagedActionIds[props.currentStateIndex]
     : monitorState.selectedActionId;
 }
 
-function getFromState(
-  actionIndex,
-  stagedActionIds,
-  computedStates,
-  monitorState
+function getFromState<S>(
+  actionIndex: number,
+  stagedActionIds: number[],
+  computedStates: { state: S; error?: string }[],
+  monitorState: DevtoolsInspectorState
 ) {
   const { startActionId } = monitorState;
   if (startActionId === null) {
@@ -47,7 +64,10 @@ function getFromState(
   return computedStates[fromStateIdx];
 }
 
-function createIntermediateState(props, monitorState) {
+function createIntermediateState<S, A extends Action<unknown>>(
+  props: DevtoolsInspectorProps<S, A>,
+  monitorState: DevtoolsInspectorState
+) {
   const {
     supportImmutable,
     computedStates,
@@ -97,8 +117,10 @@ function createIntermediateState(props, monitorState) {
   };
 }
 
-function createThemeState(props) {
-  const base16Theme = getBase16Theme(props.theme, base16Themes);
+function createThemeState<S, A extends Action<unknown>>(
+  props: DevtoolsInspectorProps<S, A>
+) {
+  const base16Theme = getBase16Theme(props.theme, base16Themes)!;
 
   const theme = props.invertTheme ? invertTheme(props.theme) : props.theme;
   const styling = createStylingFromTheme(theme);
@@ -106,15 +128,69 @@ function createThemeState(props) {
   return { base16Theme, styling };
 }
 
-export default class DevtoolsInspector extends Component {
-  constructor(props) {
-    super(props);
-    this.state = {
-      ...createIntermediateState(props, props.monitorState),
-      isWideLayout: false,
-      themeState: createThemeState(props),
-    };
-  }
+interface ExternalProps<S, A extends Action<unknown>> {
+  dispatch: Dispatch<
+    DevtoolsInspectorAction | LiftedAction<S, A, DevtoolsInspectorState>
+  >;
+  preserveScrollTop?: boolean;
+  draggableActions: boolean;
+  select: (state: S) => unknown;
+  theme: keyof typeof base16Themes | Base16Theme;
+  supportImmutable: boolean;
+  diffObjectHash?: (item: unknown, index: number) => string;
+  diffPropertyFilter?: (name: string, context: DiffContext) => boolean;
+  hideMainButtons?: boolean;
+  hideActionButtons?: boolean;
+  invertTheme: boolean;
+  dataTypeKey?: string;
+  tabs: Tab<S, A>[] | ((tabs: Tab<S, A>[]) => Tab<S, A>[]);
+}
+
+interface DefaultProps {
+  select: (state: unknown) => unknown;
+  supportImmutable: boolean;
+  draggableActions: boolean;
+  theme: keyof typeof base16Themes;
+  invertTheme: boolean;
+}
+
+export interface DevtoolsInspectorProps<S, A extends Action<unknown>>
+  extends LiftedState<S, A, DevtoolsInspectorState> {
+  dispatch: Dispatch<
+    DevtoolsInspectorAction | LiftedAction<S, A, DevtoolsInspectorState>
+  >;
+  preserveScrollTop?: boolean;
+  draggableActions: boolean;
+  select: (state: S) => unknown;
+  theme: keyof typeof base16Themes | Base16Theme;
+  supportImmutable: boolean;
+  diffObjectHash?: (item: unknown, index: number) => string;
+  diffPropertyFilter?: (name: string, context: DiffContext) => boolean;
+  hideMainButtons?: boolean;
+  hideActionButtons?: boolean;
+  invertTheme: boolean;
+  dataTypeKey?: string;
+  tabs: Tab<S, A>[] | ((tabs: Tab<S, A>[]) => Tab<S, A>[]);
+}
+
+interface State<S, A extends Action<unknown>> {
+  delta: Delta | null | undefined | false;
+  nextState: S;
+  action: A;
+  error: string | undefined;
+  isWideLayout: boolean;
+  themeState: { base16Theme: Base16Theme; styling: StylingFunction };
+}
+
+class DevtoolsInspector<S, A extends Action<unknown>> extends PureComponent<
+  DevtoolsInspectorProps<S, A>,
+  State<S, A>
+> {
+  state: State<S, A> = {
+    ...createIntermediateState(this.props, this.props.monitorState),
+    isWideLayout: false,
+    themeState: createThemeState(this.props),
+  };
 
   static propTypes = {
     dispatch: PropTypes.func,
@@ -127,7 +203,6 @@ export default class DevtoolsInspector extends Component {
     }),
     preserveScrollTop: PropTypes.bool,
     draggableActions: PropTypes.bool,
-    stagedActions: PropTypes.array,
     select: PropTypes.func.isRequired,
     theme: PropTypes.oneOfType([PropTypes.object, PropTypes.string]),
     supportImmutable: PropTypes.bool,
@@ -144,38 +219,42 @@ export default class DevtoolsInspector extends Component {
   static update = reducer;
 
   static defaultProps = {
-    select: (state) => state,
+    select: (state: unknown) => state,
     supportImmutable: false,
     draggableActions: true,
     theme: 'inspector',
     invertTheme: true,
   };
 
-  shouldComponentUpdate = shouldPureComponentUpdate;
+  updateSizeTimeout?: number;
+  inspectorRef?: HTMLDivElement | null;
 
   componentDidMount() {
     this.updateSizeMode();
-    this.updateSizeTimeout = setInterval(this.updateSizeMode.bind(this), 150);
+    this.updateSizeTimeout = window.setInterval(
+      this.updateSizeMode.bind(this),
+      150
+    );
   }
 
   componentWillUnmount() {
     clearTimeout(this.updateSizeTimeout);
   }
 
-  updateMonitorState = (monitorState) => {
+  updateMonitorState = (monitorState: Partial<DevtoolsInspectorState>) => {
     this.props.dispatch(updateMonitorState(monitorState));
   };
 
   updateSizeMode() {
-    const isWideLayout = this.inspectorRef.offsetWidth > 500;
+    const isWideLayout = this.inspectorRef!.offsetWidth > 500;
 
     if (isWideLayout !== this.state.isWideLayout) {
       this.setState({ isWideLayout });
     }
   }
 
-  UNSAFE_componentWillReceiveProps(nextProps) {
-    let nextMonitorState = nextProps.monitorState;
+  UNSAFE_componentWillReceiveProps(nextProps: DevtoolsInspectorProps<S, A>) {
+    const nextMonitorState = nextProps.monitorState;
     const monitorState = this.props.monitorState;
 
     if (
@@ -199,7 +278,7 @@ export default class DevtoolsInspector extends Component {
     }
   }
 
-  inspectorCreateRef = (node) => {
+  inspectorCreateRef: React.RefCallback<HTMLDivElement> = (node) => {
     this.inspectorRef = node;
   };
 
@@ -289,7 +368,9 @@ export default class DevtoolsInspector extends Component {
           monitorState={this.props.monitorState}
           updateMonitorState={this.updateMonitorState}
           styling={styling}
-          onInspectPath={this.handleInspectPath.bind(this, inspectedPathType)}
+          onInspectPath={(path: (string | number)[]) =>
+            this.handleInspectPath(inspectedPathType, path)
+          }
           inspectedPath={monitorState[inspectedPathType]}
           onSelectTab={this.handleSelectTab}
         />
@@ -297,11 +378,11 @@ export default class DevtoolsInspector extends Component {
     );
   }
 
-  handleToggleAction = (actionId) => {
+  handleToggleAction = (actionId: number) => {
     this.props.dispatch(toggleAction(actionId));
   };
 
-  handleJumpToState = (actionId) => {
+  handleJumpToState = (actionId: number) => {
     if (jumpToAction) {
       this.props.dispatch(jumpToAction(actionId));
     } else {
@@ -311,7 +392,7 @@ export default class DevtoolsInspector extends Component {
     }
   };
 
-  handleReorderAction = (actionId, beforeActionId) => {
+  handleReorderAction = (actionId: number, beforeActionId: number) => {
     if (reorderAction)
       this.props.dispatch(reorderAction(actionId, beforeActionId));
   };
@@ -324,11 +405,14 @@ export default class DevtoolsInspector extends Component {
     this.props.dispatch(sweep());
   };
 
-  handleSearch = (val) => {
+  handleSearch = (val: string) => {
     this.updateMonitorState({ searchValue: val });
   };
 
-  handleSelectAction = (e, actionId) => {
+  handleSelectAction = (
+    e: React.MouseEvent<HTMLDivElement>,
+    actionId: number
+  ) => {
     const { monitorState } = this.props;
     let startActionId;
     let selectedActionId;
@@ -367,11 +451,25 @@ export default class DevtoolsInspector extends Component {
     this.updateMonitorState({ startActionId, selectedActionId });
   };
 
-  handleInspectPath = (pathType, path) => {
+  handleInspectPath = (
+    pathType: 'inspectedActionPath' | 'inspectedStatePath',
+    path: (string | number)[]
+  ) => {
     this.updateMonitorState({ [pathType]: path });
   };
 
-  handleSelectTab = (tabName) => {
+  handleSelectTab = (tabName: string) => {
     this.updateMonitorState({ tabName });
   };
 }
+
+export default (DevtoolsInspector as unknown) as React.ComponentType<
+  ExternalProps<unknown, Action<unknown>>
+> & {
+  update(
+    monitorProps: ExternalProps<unknown, Action<unknown>>,
+    state: DevtoolsInspectorState | undefined,
+    action: DevtoolsInspectorAction
+  ): DevtoolsInspectorState;
+  defaultProps: DefaultProps;
+};
diff --git a/packages/redux-devtools-inspector/src/RightSlider.jsx b/packages/redux-devtools-inspector/src/RightSlider.jsx
deleted file mode 100644
index 15c93e48..00000000
--- a/packages/redux-devtools-inspector/src/RightSlider.jsx
+++ /dev/null
@@ -1,21 +0,0 @@
-import React from 'react';
-import { PropTypes } from 'prop-types';
-
-const RightSlider = ({ styling, shown, children, rotate }) => (
-  <div
-    {...styling([
-      'rightSlider',
-      shown && 'rightSliderShown',
-      rotate && 'rightSliderRotate',
-      rotate && shown && 'rightSliderRotateShown',
-    ])}
-  >
-    {children}
-  </div>
-);
-
-RightSlider.propTypes = {
-  shown: PropTypes.bool,
-};
-
-export default RightSlider;
diff --git a/packages/redux-devtools-inspector/src/RightSlider.tsx b/packages/redux-devtools-inspector/src/RightSlider.tsx
new file mode 100644
index 00000000..ee95bfa3
--- /dev/null
+++ b/packages/redux-devtools-inspector/src/RightSlider.tsx
@@ -0,0 +1,37 @@
+import React, { FunctionComponent } from 'react';
+import PropTypes from 'prop-types';
+import { StylingFunction } from 'react-base16-styling';
+
+interface Props {
+  styling: StylingFunction;
+  shown?: boolean;
+  children: React.ReactNode;
+  rotate?: boolean;
+}
+
+const RightSlider: FunctionComponent<Props> = ({
+  styling,
+  shown,
+  children,
+  rotate,
+}) => (
+  <div
+    {...styling([
+      'rightSlider',
+      shown && 'rightSliderShown',
+      rotate && 'rightSliderRotate',
+      rotate && shown && 'rightSliderRotateShown',
+    ])}
+  >
+    {children}
+  </div>
+);
+
+RightSlider.propTypes = {
+  styling: PropTypes.func.isRequired,
+  shown: PropTypes.bool,
+  children: PropTypes.any.isRequired,
+  rotate: PropTypes.bool,
+};
+
+export default RightSlider;
diff --git a/packages/redux-devtools-inspector/src/createDiffPatcher.js b/packages/redux-devtools-inspector/src/createDiffPatcher.ts
similarity index 50%
rename from packages/redux-devtools-inspector/src/createDiffPatcher.js
rename to packages/redux-devtools-inspector/src/createDiffPatcher.ts
index 53a7d4fc..41a8c097 100644
--- a/packages/redux-devtools-inspector/src/createDiffPatcher.js
+++ b/packages/redux-devtools-inspector/src/createDiffPatcher.ts
@@ -1,28 +1,37 @@
-import { DiffPatcher } from 'jsondiffpatch';
+import { DiffContext, DiffPatcher } from 'jsondiffpatch';
 
-const defaultObjectHash = (o, idx) =>
+const defaultObjectHash = (o: any, idx: number) =>
   (o === null && '$$null') ||
   (o && (o.id || o.id === 0) && `$$id:${JSON.stringify(o.id)}`) ||
   (o && (o._id || o._id === 0) && `$$_id:${JSON.stringify(o._id)}`) ||
-  '$$index:' + idx;
+  `$$index:${idx}`;
 
-const defaultPropertyFilter = (name, context) =>
+const defaultPropertyFilter = (name: string, context: DiffContext) =>
   typeof context.left[name] !== 'function' &&
   typeof context.right[name] !== 'function';
 
 const defaultDiffPatcher = new DiffPatcher({
-  arrays: { detectMove: false },
+  arrays: { detectMove: false } as {
+    detectMove: boolean;
+    includeValueOnMove: boolean;
+  },
   objectHash: defaultObjectHash,
   propertyFilter: defaultPropertyFilter,
 });
 
-export default function createDiffPatcher(objectHash, propertyFilter) {
+export default function createDiffPatcher(
+  objectHash: ((item: unknown, index: number) => string) | undefined,
+  propertyFilter: ((name: string, context: DiffContext) => boolean) | undefined
+) {
   if (!objectHash && !propertyFilter) {
     return defaultDiffPatcher;
   }
 
   return new DiffPatcher({
-    arrays: { detectMove: false },
+    arrays: { detectMove: false } as {
+      detectMove: boolean;
+      includeValueOnMove: boolean;
+    },
     objectHash: objectHash || defaultObjectHash,
     propertyFilter: propertyFilter || defaultPropertyFilter,
   });
diff --git a/packages/redux-devtools-inspector/src/index.js b/packages/redux-devtools-inspector/src/index.js
deleted file mode 100644
index 2040c41e..00000000
--- a/packages/redux-devtools-inspector/src/index.js
+++ /dev/null
@@ -1 +0,0 @@
-export default from './DevtoolsInspector';
diff --git a/packages/redux-devtools-inspector/src/index.ts b/packages/redux-devtools-inspector/src/index.ts
new file mode 100644
index 00000000..d6ea9d8f
--- /dev/null
+++ b/packages/redux-devtools-inspector/src/index.ts
@@ -0,0 +1,2 @@
+import DevtoolsInspector from './DevtoolsInspector';
+export default DevtoolsInspector;
diff --git a/packages/redux-devtools-inspector/src/redux.js b/packages/redux-devtools-inspector/src/redux.js
deleted file mode 100644
index 33f6208d..00000000
--- a/packages/redux-devtools-inspector/src/redux.js
+++ /dev/null
@@ -1,28 +0,0 @@
-const UPDATE_MONITOR_STATE = '@@redux-devtools-inspector/UPDATE_MONITOR_STATE';
-
-export const DEFAULT_STATE = {
-  selectedActionId: null,
-  startActionId: null,
-  inspectedActionPath: [],
-  inspectedStatePath: [],
-  tabName: 'Diff',
-};
-
-export function updateMonitorState(monitorState) {
-  return { type: UPDATE_MONITOR_STATE, monitorState };
-}
-
-function reduceUpdateState(state, action) {
-  return action.type === UPDATE_MONITOR_STATE
-    ? {
-        ...state,
-        ...action.monitorState,
-      }
-    : state;
-}
-
-export function reducer(props, state = DEFAULT_STATE, action) {
-  return {
-    ...reduceUpdateState(state, action),
-  };
-}
diff --git a/packages/redux-devtools-inspector/src/redux.ts b/packages/redux-devtools-inspector/src/redux.ts
new file mode 100644
index 00000000..653bc628
--- /dev/null
+++ b/packages/redux-devtools-inspector/src/redux.ts
@@ -0,0 +1,55 @@
+import { Action } from 'redux';
+import { DevtoolsInspectorProps } from './DevtoolsInspector';
+
+const UPDATE_MONITOR_STATE = '@@redux-devtools-inspector/UPDATE_MONITOR_STATE';
+
+interface UpdateMonitorStateAction {
+  type: typeof UPDATE_MONITOR_STATE;
+  monitorState: Partial<DevtoolsInspectorState>;
+}
+export function updateMonitorState(
+  monitorState: Partial<DevtoolsInspectorState>
+): UpdateMonitorStateAction {
+  return { type: UPDATE_MONITOR_STATE, monitorState };
+}
+
+export type DevtoolsInspectorAction = UpdateMonitorStateAction;
+
+export interface DevtoolsInspectorState {
+  selectedActionId: number | null;
+  startActionId: number | null;
+  inspectedActionPath: (string | number)[];
+  inspectedStatePath: (string | number)[];
+  tabName: string;
+  searchValue?: string;
+}
+
+export const DEFAULT_STATE: DevtoolsInspectorState = {
+  selectedActionId: null,
+  startActionId: null,
+  inspectedActionPath: [],
+  inspectedStatePath: [],
+  tabName: 'Diff',
+};
+
+function reduceUpdateState(
+  state: DevtoolsInspectorState,
+  action: DevtoolsInspectorAction
+) {
+  return action.type === UPDATE_MONITOR_STATE
+    ? {
+        ...state,
+        ...action.monitorState,
+      }
+    : state;
+}
+
+export function reducer<S, A extends Action<unknown>>(
+  props: DevtoolsInspectorProps<S, A>,
+  state = DEFAULT_STATE,
+  action: DevtoolsInspectorAction
+) {
+  return {
+    ...reduceUpdateState(state, action),
+  };
+}
diff --git a/packages/redux-devtools-inspector/src/tabs/ActionTab.jsx b/packages/redux-devtools-inspector/src/tabs/ActionTab.jsx
deleted file mode 100644
index c5cb77c8..00000000
--- a/packages/redux-devtools-inspector/src/tabs/ActionTab.jsx
+++ /dev/null
@@ -1,27 +0,0 @@
-import React from 'react';
-import JSONTree from 'react-json-tree';
-import getItemString from './getItemString';
-import getJsonTreeTheme from './getJsonTreeTheme';
-
-const ActionTab = ({
-  action,
-  styling,
-  base16Theme,
-  invertTheme,
-  labelRenderer,
-  dataTypeKey,
-  isWideLayout,
-}) => (
-  <JSONTree
-    labelRenderer={labelRenderer}
-    theme={getJsonTreeTheme(base16Theme)}
-    data={action}
-    getItemString={(type, data) =>
-      getItemString(styling, type, data, dataTypeKey, isWideLayout)
-    }
-    invertTheme={invertTheme}
-    hideRoot
-  />
-);
-
-export default ActionTab;
diff --git a/packages/redux-devtools-inspector/src/tabs/ActionTab.tsx b/packages/redux-devtools-inspector/src/tabs/ActionTab.tsx
new file mode 100644
index 00000000..056a72cc
--- /dev/null
+++ b/packages/redux-devtools-inspector/src/tabs/ActionTab.tsx
@@ -0,0 +1,43 @@
+import React, { FunctionComponent } from 'react';
+import PropTypes from 'prop-types';
+import JSONTree from 'react-json-tree';
+import { Action } from 'redux';
+import getItemString from './getItemString';
+import getJsonTreeTheme from './getJsonTreeTheme';
+import { TabComponentProps } from '../ActionPreview';
+
+const ActionTab: FunctionComponent<TabComponentProps<
+  unknown,
+  Action<unknown>
+>> = ({
+  action,
+  styling,
+  base16Theme,
+  invertTheme,
+  labelRenderer,
+  dataTypeKey,
+  isWideLayout,
+}) => (
+  <JSONTree
+    labelRenderer={labelRenderer}
+    theme={getJsonTreeTheme(base16Theme)}
+    data={action}
+    getItemString={(type, data) =>
+      getItemString(styling, type, data, dataTypeKey, isWideLayout)
+    }
+    invertTheme={invertTheme}
+    hideRoot
+  />
+);
+
+ActionTab.propTypes = {
+  action: PropTypes.any.isRequired,
+  styling: PropTypes.func.isRequired,
+  base16Theme: PropTypes.any.isRequired,
+  invertTheme: PropTypes.bool.isRequired,
+  labelRenderer: PropTypes.func.isRequired,
+  dataTypeKey: PropTypes.string,
+  isWideLayout: PropTypes.bool.isRequired,
+};
+
+export default ActionTab;
diff --git a/packages/redux-devtools-inspector/src/tabs/DiffTab.jsx b/packages/redux-devtools-inspector/src/tabs/DiffTab.jsx
deleted file mode 100644
index cb73ef3c..00000000
--- a/packages/redux-devtools-inspector/src/tabs/DiffTab.jsx
+++ /dev/null
@@ -1,24 +0,0 @@
-import React from 'react';
-import JSONDiff from './JSONDiff';
-
-const DiffTab = ({
-  delta,
-  styling,
-  base16Theme,
-  invertTheme,
-  labelRenderer,
-  isWideLayout,
-}) => (
-  <JSONDiff
-    {...{
-      delta,
-      styling,
-      base16Theme,
-      invertTheme,
-      labelRenderer,
-      isWideLayout,
-    }}
-  />
-);
-
-export default DiffTab;
diff --git a/packages/redux-devtools-inspector/src/tabs/DiffTab.tsx b/packages/redux-devtools-inspector/src/tabs/DiffTab.tsx
new file mode 100644
index 00000000..2d1c6224
--- /dev/null
+++ b/packages/redux-devtools-inspector/src/tabs/DiffTab.tsx
@@ -0,0 +1,42 @@
+import React, { FunctionComponent } from 'react';
+import PropTypes from 'prop-types';
+import JSONDiff from './JSONDiff';
+import { TabComponentProps } from '../ActionPreview';
+import { Action } from 'redux';
+
+const DiffTab: FunctionComponent<TabComponentProps<
+  unknown,
+  Action<unknown>
+>> = ({
+  delta,
+  styling,
+  base16Theme,
+  invertTheme,
+  labelRenderer,
+  isWideLayout,
+  dataTypeKey,
+}) => (
+  <JSONDiff
+    {...{
+      delta,
+      styling,
+      base16Theme,
+      invertTheme,
+      labelRenderer,
+      isWideLayout,
+      dataTypeKey,
+    }}
+  />
+);
+
+DiffTab.propTypes = {
+  delta: PropTypes.any,
+  styling: PropTypes.func.isRequired,
+  base16Theme: PropTypes.any.isRequired,
+  invertTheme: PropTypes.bool.isRequired,
+  labelRenderer: PropTypes.func.isRequired,
+  isWideLayout: PropTypes.bool.isRequired,
+  dataTypeKey: PropTypes.string,
+};
+
+export default DiffTab;
diff --git a/packages/redux-devtools-inspector/src/tabs/JSONDiff.jsx b/packages/redux-devtools-inspector/src/tabs/JSONDiff.tsx
similarity index 74%
rename from packages/redux-devtools-inspector/src/tabs/JSONDiff.jsx
rename to packages/redux-devtools-inspector/src/tabs/JSONDiff.tsx
index dac8d716..efcd8038 100644
--- a/packages/redux-devtools-inspector/src/tabs/JSONDiff.jsx
+++ b/packages/redux-devtools-inspector/src/tabs/JSONDiff.tsx
@@ -1,10 +1,13 @@
 import React, { Component } from 'react';
 import JSONTree from 'react-json-tree';
 import { stringify } from 'javascript-stringify';
+import { Delta } from 'jsondiffpatch';
+import { StylingFunction } from 'react-base16-styling';
+import { Base16Theme } from 'redux-devtools-themes';
 import getItemString from './getItemString';
 import getJsonTreeTheme from './getJsonTreeTheme';
 
-function stringifyAndShrink(val, isWideLayout) {
+function stringifyAndShrink(val: any, isWideLayout?: boolean) {
   if (val === null) {
     return 'null';
   }
@@ -19,12 +22,16 @@ function stringifyAndShrink(val, isWideLayout) {
   return str.length > 22 ? `${str.substr(0, 15)}…${str.substr(-5)}` : str;
 }
 
-const expandFirstLevel = (keyName, data, level) => level <= 1;
+const expandFirstLevel = (
+  keyName: (string | number)[],
+  data: any,
+  level: number
+) => level <= 1;
 
-function prepareDelta(value) {
+function prepareDelta(value: any) {
   if (value && value._t === 'a') {
-    const res = {};
-    for (let key in value) {
+    const res: { [key: string]: any } = {};
+    for (const key in value) {
       if (key !== '_t') {
         if (key[0] === '_' && !value[key.substr(1)]) {
           res[key.substr(1)] = value[key];
@@ -41,14 +48,33 @@ function prepareDelta(value) {
   return value;
 }
 
-export default class JSONDiff extends Component {
-  state = { data: {} };
+interface Props {
+  delta: Delta | null | undefined | false;
+  styling: StylingFunction;
+  base16Theme: Base16Theme;
+  invertTheme: boolean;
+  labelRenderer: (
+    keyPath: (string | number)[],
+    nodeType: string,
+    expanded: boolean,
+    expandable: boolean
+  ) => React.ReactNode;
+  isWideLayout: boolean;
+  dataTypeKey: string | undefined;
+}
+
+interface State {
+  data: any;
+}
+
+export default class JSONDiff extends Component<Props, State> {
+  state: State = { data: {} };
 
   componentDidMount() {
     this.updateData();
   }
 
-  componentDidUpdate(prevProps) {
+  componentDidUpdate(prevProps: Props) {
     if (prevProps.delta !== this.props.delta) {
       this.updateData();
     }
@@ -84,7 +110,7 @@ export default class JSONDiff extends Component {
     );
   }
 
-  getItemString = (type, data) =>
+  getItemString = (type: string, data: any) =>
     getItemString(
       this.props.styling,
       type,
@@ -94,10 +120,10 @@ export default class JSONDiff extends Component {
       true
     );
 
-  valueRenderer = (raw, value) => {
+  valueRenderer = (raw: any, value: any) => {
     const { styling, isWideLayout } = this.props;
 
-    function renderSpan(name, body) {
+    function renderSpan(name: string, body: string) {
       return (
         <span key={name} {...styling(['diff', name])}>
           {body}
diff --git a/packages/redux-devtools-inspector/src/tabs/StateTab.jsx b/packages/redux-devtools-inspector/src/tabs/StateTab.tsx
similarity index 52%
rename from packages/redux-devtools-inspector/src/tabs/StateTab.jsx
rename to packages/redux-devtools-inspector/src/tabs/StateTab.tsx
index c2991458..328f0380 100644
--- a/packages/redux-devtools-inspector/src/tabs/StateTab.jsx
+++ b/packages/redux-devtools-inspector/src/tabs/StateTab.tsx
@@ -1,9 +1,15 @@
 import React from 'react';
+import PropTypes from 'prop-types';
 import JSONTree from 'react-json-tree';
+import { Action } from 'redux';
 import getItemString from './getItemString';
 import getJsonTreeTheme from './getJsonTreeTheme';
+import { TabComponentProps } from '../ActionPreview';
 
-const StateTab = ({
+const StateTab: React.FunctionComponent<TabComponentProps<
+  any,
+  Action<unknown>
+>> = ({
   nextState,
   styling,
   base16Theme,
@@ -24,4 +30,14 @@ const StateTab = ({
   />
 );
 
+StateTab.propTypes = {
+  nextState: PropTypes.any.isRequired,
+  styling: PropTypes.func.isRequired,
+  base16Theme: PropTypes.any.isRequired,
+  invertTheme: PropTypes.bool.isRequired,
+  labelRenderer: PropTypes.func.isRequired,
+  dataTypeKey: PropTypes.string,
+  isWideLayout: PropTypes.bool.isRequired,
+};
+
 export default StateTab;
diff --git a/packages/redux-devtools-inspector/src/tabs/getItemString.js b/packages/redux-devtools-inspector/src/tabs/getItemString.tsx
similarity index 65%
rename from packages/redux-devtools-inspector/src/tabs/getItemString.js
rename to packages/redux-devtools-inspector/src/tabs/getItemString.tsx
index 598dd4ff..85eb261a 100644
--- a/packages/redux-devtools-inspector/src/tabs/getItemString.js
+++ b/packages/redux-devtools-inspector/src/tabs/getItemString.tsx
@@ -1,18 +1,15 @@
 import React from 'react';
-import { Iterable } from 'immutable';
+import { isCollection, isIndexed, isKeyed } from 'immutable';
+import { StylingFunction } from 'react-base16-styling';
 import isIterable from '../utils/isIterable';
 
 const IS_IMMUTABLE_KEY = '@@__IS_IMMUTABLE__@@';
 
-function isImmutable(value) {
-  return (
-    Iterable.isKeyed(value) ||
-    Iterable.isIndexed(value) ||
-    Iterable.isIterable(value)
-  );
+function isImmutable(value: any) {
+  return isKeyed(value) || isIndexed(value) || isCollection(value);
 }
 
-function getShortTypeString(val, diff) {
+function getShortTypeString(val: any, diff: boolean | undefined) {
   if (diff && Array.isArray(val)) {
     val = val[val.length === 2 ? 1 : 0];
   }
@@ -38,14 +35,21 @@ function getShortTypeString(val, diff) {
   }
 }
 
-function getText(type, data, isWideLayout, isDiff) {
+function getText(
+  type: string,
+  data: any,
+  isWideLayout: boolean,
+  isDiff: boolean | undefined
+) {
   if (type === 'Object') {
     const keys = Object.keys(data);
     if (!isWideLayout) return keys.length ? '{…}' : '{}';
 
     const str = keys
       .slice(0, 3)
-      .map((key) => `${key}: ${getShortTypeString(data[key], isDiff)}`)
+      .map(
+        (key) => `${key}: ${getShortTypeString(data[key], isDiff) as string}`
+      )
       .concat(keys.length > 3 ? ['…'] : [])
       .join(', ');
 
@@ -55,27 +59,27 @@ function getText(type, data, isWideLayout, isDiff) {
 
     const str = data
       .slice(0, 4)
-      .map((val) => getShortTypeString(val, isDiff))
+      .map((val: any) => getShortTypeString(val, isDiff))
       .concat(data.length > 4 ? ['…'] : [])
       .join(', ');
 
-    return `[${str}]`;
+    return `[${str as string}]`;
   } else {
     return type;
   }
 }
 
 const getItemString = (
-  styling,
-  type,
-  data,
-  dataTypeKey,
-  isWideLayout,
-  isDiff
+  styling: StylingFunction,
+  type: string,
+  data: any,
+  dataTypeKey: string | undefined,
+  isWideLayout: boolean,
+  isDiff?: boolean
 ) => (
   <span {...styling('treeItemHint')}>
     {data[IS_IMMUTABLE_KEY] ? 'Immutable' : ''}
-    {dataTypeKey && data[dataTypeKey] ? data[dataTypeKey] + ' ' : ''}
+    {dataTypeKey && data[dataTypeKey] ? `${data[dataTypeKey] as string} ` : ''}
     {getText(type, data, isWideLayout, isDiff)}
   </span>
 );
diff --git a/packages/redux-devtools-inspector/src/tabs/getJsonTreeTheme.js b/packages/redux-devtools-inspector/src/tabs/getJsonTreeTheme.ts
similarity index 65%
rename from packages/redux-devtools-inspector/src/tabs/getJsonTreeTheme.js
rename to packages/redux-devtools-inspector/src/tabs/getJsonTreeTheme.ts
index e936f291..ff4f3c0d 100644
--- a/packages/redux-devtools-inspector/src/tabs/getJsonTreeTheme.js
+++ b/packages/redux-devtools-inspector/src/tabs/getJsonTreeTheme.ts
@@ -1,4 +1,9 @@
-export default function getJsonTreeTheme(base16Theme) {
+import { Base16Theme } from 'redux-devtools-themes';
+import { StylingConfig } from 'react-base16-styling';
+
+export default function getJsonTreeTheme(
+  base16Theme: Base16Theme
+): StylingConfig {
   return {
     extend: base16Theme,
     nestedNode: ({ style }, keyPath, nodeType, expanded) => ({
diff --git a/packages/redux-devtools-inspector/src/themes/index.js b/packages/redux-devtools-inspector/src/themes/index.ts
similarity index 100%
rename from packages/redux-devtools-inspector/src/themes/index.js
rename to packages/redux-devtools-inspector/src/themes/index.ts
diff --git a/packages/redux-devtools-inspector/src/themes/inspector.js b/packages/redux-devtools-inspector/src/themes/inspector.ts
similarity index 100%
rename from packages/redux-devtools-inspector/src/themes/inspector.js
rename to packages/redux-devtools-inspector/src/themes/inspector.ts
diff --git a/packages/redux-devtools-inspector/src/utils/createStylingFromTheme.js b/packages/redux-devtools-inspector/src/utils/createStylingFromTheme.ts
similarity index 95%
rename from packages/redux-devtools-inspector/src/utils/createStylingFromTheme.js
rename to packages/redux-devtools-inspector/src/utils/createStylingFromTheme.ts
index 0af17dcb..e1db41f8 100644
--- a/packages/redux-devtools-inspector/src/utils/createStylingFromTheme.js
+++ b/packages/redux-devtools-inspector/src/utils/createStylingFromTheme.ts
@@ -1,14 +1,15 @@
-import jss from 'jss';
+import jss, { Styles, StyleSheet } from 'jss';
 import preset from 'jss-preset-default';
 import { createStyling } from 'react-base16-styling';
 import rgba from 'hex-rgba';
+import { Base16Theme } from 'redux-devtools-themes';
 import inspector from '../themes/inspector';
 import * as reduxThemes from 'redux-devtools-themes';
 import * as inspectorThemes from '../themes';
 
 jss.setup(preset());
 
-const colorMap = (theme) => ({
+const colorMap = (theme: Base16Theme) => ({
   TEXT_COLOR: theme.base06,
   TEXT_PLACEHOLDER_COLOR: rgba(theme.base06, 60),
   BACKGROUND_COLOR: theme.base00,
@@ -34,7 +35,12 @@ const colorMap = (theme) => ({
   ERROR_COLOR: theme.base08,
 });
 
-const getSheetFromColorMap = (map) => ({
+type Color = keyof ReturnType<typeof colorMap>;
+type ColorMap = {
+  [color in Color]: string;
+};
+
+const getSheetFromColorMap = (map: ColorMap) => ({
   inspector: {
     display: 'flex',
     'flex-direction': 'column',
@@ -384,9 +390,9 @@ const getSheetFromColorMap = (map) => ({
   },
 });
 
-let themeSheet;
+let themeSheet: StyleSheet;
 
-const getDefaultThemeStyling = (theme) => {
+const getDefaultThemeStyling = (theme: Base16Theme) => {
   if (themeSheet) {
     themeSheet.detach();
   }
diff --git a/packages/redux-devtools-inspector/src/utils/deepMap.js b/packages/redux-devtools-inspector/src/utils/deepMap.js
deleted file mode 100644
index b76e1217..00000000
--- a/packages/redux-devtools-inspector/src/utils/deepMap.js
+++ /dev/null
@@ -1,30 +0,0 @@
-function deepMapCached(obj, f, ctx, cache) {
-  cache.push(obj);
-  if (Array.isArray(obj)) {
-    return obj.map(function (val, key) {
-      val = f.call(ctx, val, key);
-      return typeof val === 'object' && cache.indexOf(val) === -1
-        ? deepMapCached(val, f, ctx, cache)
-        : val;
-    });
-  } else if (typeof obj === 'object') {
-    const res = {};
-    for (const key in obj) {
-      let val = obj[key];
-      if (val && typeof val === 'object') {
-        val = f.call(ctx, val, key);
-        res[key] =
-          cache.indexOf(val) === -1 ? deepMapCached(val, f, ctx, cache) : val;
-      } else {
-        res[key] = f.call(ctx, val, key);
-      }
-    }
-    return res;
-  } else {
-    return obj;
-  }
-}
-
-export default function deepMap(obj, f, ctx) {
-  return deepMapCached(obj, f, ctx, []);
-}
diff --git a/packages/redux-devtools-inspector/src/utils/getInspectedState.js b/packages/redux-devtools-inspector/src/utils/getInspectedState.ts
similarity index 61%
rename from packages/redux-devtools-inspector/src/utils/getInspectedState.js
rename to packages/redux-devtools-inspector/src/utils/getInspectedState.ts
index dd62c471..09fa708b 100644
--- a/packages/redux-devtools-inspector/src/utils/getInspectedState.js
+++ b/packages/redux-devtools-inspector/src/utils/getInspectedState.ts
@@ -1,10 +1,10 @@
-import { Iterable, fromJS } from 'immutable';
+import { fromJS, isAssociative } from 'immutable';
 import isIterable from './isIterable';
 
-function iterateToKey(obj, key) {
+function iterateToKey(obj: any, key: string | number) {
   // maybe there's a better way, dunno
   let idx = 0;
-  for (let entry of obj) {
+  for (const entry of obj) {
     if (Array.isArray(entry)) {
       if (entry[0] === key) return entry[1];
     } else {
@@ -15,24 +15,28 @@ function iterateToKey(obj, key) {
   }
 }
 
-export default function getInspectedState(state, path, convertImmutable) {
+export default function getInspectedState<S>(
+  state: S,
+  path: (string | number)[],
+  convertImmutable: boolean
+): S {
   state =
     path && path.length
-      ? {
-          [path[path.length - 1]]: path.reduce((s, key) => {
+      ? ({
+          [path[path.length - 1]]: path.reduce((s: any, key) => {
             if (!s) {
               return s;
             }
 
-            if (Iterable.isAssociative(s)) {
-              return s.get(key);
+            if (isAssociative(s)) {
+              return s.get(key as number);
             } else if (isIterable(s)) {
               return iterateToKey(s, key);
             }
 
             return s[key];
           }, state),
-        }
+        } as S)
       : state;
 
   if (convertImmutable) {
diff --git a/packages/redux-devtools-inspector/src/utils/isIterable.js b/packages/redux-devtools-inspector/src/utils/isIterable.ts
similarity index 76%
rename from packages/redux-devtools-inspector/src/utils/isIterable.js
rename to packages/redux-devtools-inspector/src/utils/isIterable.ts
index 45f33b64..a7226ad0 100644
--- a/packages/redux-devtools-inspector/src/utils/isIterable.js
+++ b/packages/redux-devtools-inspector/src/utils/isIterable.ts
@@ -1,4 +1,4 @@
-export default function isIterable(obj) {
+export default function isIterable(obj: any) {
   return (
     obj !== null &&
     typeof obj === 'object' &&
diff --git a/packages/redux-devtools-inspector/tsconfig.json b/packages/redux-devtools-inspector/tsconfig.json
new file mode 100644
index 00000000..5c73f98c
--- /dev/null
+++ b/packages/redux-devtools-inspector/tsconfig.json
@@ -0,0 +1,8 @@
+{
+  "extends": "../../tsconfig.react.base.json",
+  "compilerOptions": {
+    "outDir": "lib",
+    "resolveJsonModule": true
+  },
+  "include": ["src"]
+}
diff --git a/yarn.lock b/yarn.lock
index 91b29d61..e7f61054 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -25,7 +25,7 @@
   dependencies:
     "@babel/highlight" "^7.0.0"
 
-"@babel/code-frame@^7.0.0", "@babel/code-frame@^7.10.4":
+"@babel/code-frame@^7.0.0", "@babel/code-frame@^7.10.4", "@babel/code-frame@^7.8.3":
   version "7.10.4"
   resolved "https://registry.yarnpkg.com/@babel/code-frame/-/code-frame-7.10.4.tgz#168da1a36e90da68ae8d49c0f1b48c7c6249213a"
   integrity sha512-vG6SvB6oYEhvgisZNFRmRCUkLz11c7rp+tbNTynGqc6mS1d5ATd/sGyV6W0KZZnXRKMTzZDRgQT3Ou9jhpAfUg==
@@ -1224,7 +1224,7 @@
   dependencies:
     regenerator-runtime "^0.12.0"
 
-"@babel/runtime@^7.0.0", "@babel/runtime@^7.1.2", "@babel/runtime@^7.3.1", "@babel/runtime@^7.4.2", "@babel/runtime@^7.4.5", "@babel/runtime@^7.5.5", "@babel/runtime@^7.6.3", "@babel/runtime@^7.7.2", "@babel/runtime@^7.8.3", "@babel/runtime@^7.8.4", "@babel/runtime@^7.8.7":
+"@babel/runtime@^7.0.0", "@babel/runtime@^7.1.2", "@babel/runtime@^7.11.2", "@babel/runtime@^7.3.1", "@babel/runtime@^7.4.2", "@babel/runtime@^7.4.5", "@babel/runtime@^7.5.5", "@babel/runtime@^7.6.3", "@babel/runtime@^7.7.2", "@babel/runtime@^7.8.3", "@babel/runtime@^7.8.4", "@babel/runtime@^7.8.7":
   version "7.11.2"
   resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.11.2.tgz#f549c13c754cc40b87644b9fa9f09a6a95fe0736"
   integrity sha512-TeWkU52so0mPtDcaCTxNBI/IHiz0pZgr8VEFqXFtZWpYD08ZB6FaSwVAS8MKRQAP3bYKiVjwysOJgMFY28o6Tw==
@@ -3082,6 +3082,16 @@
   dependencies:
     "@types/node" "*"
 
+"@types/dateformat@^3.0.1":
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/@types/dateformat/-/dateformat-3.0.1.tgz#98d747a2e5e9a56070c6bf14e27bff56204e34cc"
+  integrity sha512-KlPPdikagvL6ELjWsljbyDIPzNCeliYkqRpI+zea99vBBbCIA5JNshZAwQKTON139c87y9qvTFVgkFd14rtS4g==
+
+"@types/dragula@*", "@types/dragula@^3.7.0":
+  version "3.7.0"
+  resolved "https://registry.yarnpkg.com/@types/dragula/-/dragula-3.7.0.tgz#62178f21c3896ab9823a33d08ed844ab9af496af"
+  integrity sha512-Scr3lQ7pDmwic+I4qrzDEIfPVGUhc/qo8S0VJJ9v5pzTyIIJzAXrnFajjsMSL8J84VERIkZUh7wH6wYEisY+TA==
+
 "@types/eslint-visitor-keys@^1.0.0":
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/@types/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#1ee30d79544ca84d68d4b3cdb0af4f205663dd2d"
@@ -3121,6 +3131,16 @@
   dependencies:
     "@types/node" "*"
 
+"@types/hex-rgba@^1.0.0":
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/@types/hex-rgba/-/hex-rgba-1.0.0.tgz#b2aed2aa9fdd6152b7f0ac5e3733b974d4eba35a"
+  integrity sha512-u3AGV8fjRsDBqY4wOvVWhVCgKDfh2b0h3mux7KPKU1cm/6mJp14OWBINLgBypeBTM89Nm2j+eKQqIoIe7150DA==
+
+"@types/history@*", "@types/history@^4.7.7":
+  version "4.7.7"
+  resolved "https://registry.yarnpkg.com/@types/history/-/history-4.7.7.tgz#613957d900fab9ff84c8dfb24fa3eef0c2a40896"
+  integrity sha512-2xtoL22/3Mv6a70i4+4RB7VgbDDORoWwjcqeNysojZA0R7NK17RbY5Gof/2QiFfJgX+KkWghbwJ+d/2SB8Ndzg==
+
 "@types/hoist-non-react-statics@*", "@types/hoist-non-react-statics@^3.3.0":
   version "3.3.1"
   resolved "https://registry.yarnpkg.com/@types/hoist-non-react-statics/-/hoist-non-react-statics-3.3.1.tgz#1124aafe5118cb591977aeb1ceaaed1070eb039f"
@@ -3195,7 +3215,7 @@
   resolved "https://registry.yarnpkg.com/@types/jsan/-/jsan-3.1.0.tgz#128fdb14a102134ede764b11682e795d1b380c43"
   integrity sha512-V5wfm0++TqM92D0ZkAhl9MDQHPTi88fXhMNVin5LV/Y3RnuU/FUv6wML4Vt/amZmPN9WaFTmDhKW+h58kAFmIg==
 
-"@types/json-schema@^7.0.3", "@types/json-schema@^7.0.4":
+"@types/json-schema@^7.0.3", "@types/json-schema@^7.0.4", "@types/json-schema@^7.0.5":
   version "7.0.5"
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.5.tgz#dcce4430e64b443ba8945f0290fb564ad5bac6dd"
   integrity sha512-7+2BITlgjgDhH0vvwZU/HZJVyk+2XUlvxXe8dFMedNX/aMkaOq++rMAFXc0tM7ij15QaWlbdQASBR9dihi+bDQ==
@@ -3214,6 +3234,13 @@
   dependencies:
     "@types/lodash" "*"
 
+"@types/lodash.shuffle@^4.2.6":
+  version "4.2.6"
+  resolved "https://registry.yarnpkg.com/@types/lodash.shuffle/-/lodash.shuffle-4.2.6.tgz#191b0fc66699214558352123811d1657d9ed8930"
+  integrity sha512-ucI9VswlV9jOZiIh43Nd0tJ4Z8pfXy3PbQ9cB6Re1gPds8gLbOdmB0l3UkVI2crZjnQB95bhyNZVEDH8DgglYA==
+  dependencies:
+    "@types/lodash" "*"
+
 "@types/lodash@*", "@types/lodash@^4.14.159":
   version "4.14.159"
   resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.159.tgz#61089719dc6fdd9c5cb46efc827f2571d1517065"
@@ -3296,6 +3323,13 @@
   dependencies:
     "@types/react" "*"
 
+"@types/react-dragula@^1.1.0":
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/@types/react-dragula/-/react-dragula-1.1.0.tgz#c7a6840891c52aa5007a8f8b87b31985fbc3c5b2"
+  integrity sha512-wgRIVV2jo/Gria1PK3K26II7gfRD3VTcMfPYhL0CuIApSeon7xjBTj8Xs8Ln+Vbb/FuRKWfUaJXmF4R3KUGntA==
+  dependencies:
+    "@types/dragula" "*"
+
 "@types/react-native@*":
   version "0.63.8"
   resolved "https://registry.yarnpkg.com/@types/react-native/-/react-native-0.63.8.tgz#73ec087122c64c309eeaf150b565b8d755f0fb1f"
@@ -3313,6 +3347,14 @@
     hoist-non-react-statics "^3.3.0"
     redux "^4.0.0"
 
+"@types/react-router@^5.1.8":
+  version "5.1.8"
+  resolved "https://registry.yarnpkg.com/@types/react-router/-/react-router-5.1.8.tgz#4614e5ba7559657438e17766bb95ef6ed6acc3fa"
+  integrity sha512-HzOyJb+wFmyEhyfp4D4NYrumi+LQgQL/68HvJO+q6XtuHSDvw6Aqov7sCAhjbNq3bUPgPqbdvjXC5HeB2oEAPg==
+  dependencies:
+    "@types/history" "*"
+    "@types/react" "*"
+
 "@types/react-test-renderer@^16.9.3":
   version "16.9.3"
   resolved "https://registry.yarnpkg.com/@types/react-test-renderer/-/react-test-renderer-16.9.3.tgz#96bab1860904366f4e848b739ba0e2f67bcae87e"
@@ -3342,6 +3384,13 @@
   dependencies:
     "@types/base16" "*"
 
+"@types/redux-logger@^3.0.8":
+  version "3.0.8"
+  resolved "https://registry.yarnpkg.com/@types/redux-logger/-/redux-logger-3.0.8.tgz#1fb6d26917bb198792bb1cf57feb31cae1532c5d"
+  integrity sha512-zM+cxiSw6nZtRbxpVp9SE3x/X77Z7e7YAfHD1NkxJyJbAGSXJGF0E9aqajZfPOa/sTYnuwutmlCldveExuCeLw==
+  dependencies:
+    redux "^4.0.0"
+
 "@types/serve-static@*":
   version "1.13.5"
   resolved "https://registry.yarnpkg.com/@types/serve-static/-/serve-static-1.13.5.tgz#3d25d941a18415d3ab092def846e135a08bbcf53"
@@ -4270,6 +4319,11 @@ asynckit@^0.4.0:
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
   integrity sha1-x57Zf380y48robyXkLzDZkdLS3k=
 
+at-least-node@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/at-least-node/-/at-least-node-1.0.0.tgz#602cd4b46e844ad4effc92a8011a3c46e0238dc2"
+  integrity sha512-+q/t7Ekv1EDY2l6Gda6LLiX14rU9TV20Wa3ofeQmwPFZbOMo9DXrLbOjFaaclkXKWidIaopwAObQDqwWtGUjqg==
+
 atoa@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/atoa/-/atoa-1.0.0.tgz#0cc0e91a480e738f923ebc103676471779b34a49"
@@ -7886,6 +7940,23 @@ forever-agent@~0.6.1:
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
   integrity sha1-+8cfDEGt6zf5bFd60e1C2P2sypE=
 
+fork-ts-checker-webpack-plugin@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/fork-ts-checker-webpack-plugin/-/fork-ts-checker-webpack-plugin-5.1.0.tgz#586fbee24aeea950c53bab529e32017f543e71cf"
+  integrity sha512-vuKyEjSLGbhQbEr5bifXXOkr9iV73L6n72mHoHIv7okvrf7O7z6RKeplM6C6ATPsukoQivij+Ba1vcptL60Z2g==
+  dependencies:
+    "@babel/code-frame" "^7.8.3"
+    "@types/json-schema" "^7.0.5"
+    chalk "^4.1.0"
+    cosmiconfig "^6.0.0"
+    deepmerge "^4.2.2"
+    fs-extra "^9.0.0"
+    memfs "^3.1.2"
+    minimatch "^3.0.4"
+    schema-utils "2.7.0"
+    semver "^7.3.2"
+    tapable "^1.0.0"
+
 form-data@^2.3.1:
   version "2.5.1"
   resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.5.1.tgz#f2cbec57b5e59e23716e128fe44d4e5dd23895f4"
@@ -7972,6 +8043,16 @@ fs-extra@^8.1.0:
     jsonfile "^4.0.0"
     universalify "^0.1.0"
 
+fs-extra@^9.0.0:
+  version "9.0.1"
+  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-9.0.1.tgz#910da0062437ba4c39fedd863f1675ccfefcb9fc"
+  integrity sha512-h2iAoN838FqAFJY2/qVpzFXy+EBxfVE220PalAqQLDVsFOHLJrZvut5puAbCdNv6WJk+B8ihI+k0c7JK5erwqQ==
+  dependencies:
+    at-least-node "^1.0.0"
+    graceful-fs "^4.2.0"
+    jsonfile "^6.0.1"
+    universalify "^1.0.0"
+
 fs-minipass@^1.2.5:
   version "1.2.7"
   resolved "https://registry.yarnpkg.com/fs-minipass/-/fs-minipass-1.2.7.tgz#ccff8570841e7fe4265693da88936c55aed7f7c7"
@@ -7979,6 +8060,11 @@ fs-minipass@^1.2.5:
   dependencies:
     minipass "^2.6.0"
 
+fs-monkey@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/fs-monkey/-/fs-monkey-1.0.1.tgz#4a82f36944365e619f4454d9fff106553067b781"
+  integrity sha512-fcSa+wyTqZa46iWweI7/ZiUfegOZl0SG8+dltIwFXo7+zYU9J9kpS3NB6pZcSlJdhvIwp81Adx2XhZorncxiaA==
+
 fs-readdir-recursive@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/fs-readdir-recursive/-/fs-readdir-recursive-1.1.0.tgz#e32fc030a2ccee44a6b5371308da54be0b397d27"
@@ -10248,6 +10334,15 @@ jsonfile@^4.0.0:
   optionalDependencies:
     graceful-fs "^4.1.6"
 
+jsonfile@^6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-6.0.1.tgz#98966cba214378c8c84b82e085907b40bf614179"
+  integrity sha512-jR2b5v7d2vIOust+w3wtFKZIfpC2pnRmFAhAC/BuweZFQR8qZzxH1OyrQ10HmdVYiXWkYUqPVsz91cG7EL2FBg==
+  dependencies:
+    universalify "^1.0.0"
+  optionalDependencies:
+    graceful-fs "^4.1.6"
+
 jsonify@~0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/jsonify/-/jsonify-0.0.0.tgz#2c74b6ee41d93ca51b7b5aaee8f503631d252a73"
@@ -10866,7 +10961,7 @@ lodash.uniq@^4.5.0:
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
   integrity sha1-0CJTc662Uq3BvILklFM5qEJ1R3M=
 
-lodash@^4.0.1, lodash@^4.14.0, lodash@^4.15.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.1, lodash@^4.3.0, lodash@^4.6.1, lodash@^4.8.0:
+lodash@^4.0.1, lodash@^4.14.0, lodash@^4.15.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.1, lodash@^4.3.0, lodash@^4.8.0:
   version "4.17.19"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.19.tgz#e48ddedbe30b3321783c5b4301fbd353bc1e4a4b"
   integrity sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ==
@@ -11106,6 +11201,13 @@ media-typer@0.3.0:
   resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
   integrity sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g=
 
+memfs@^3.1.2:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/memfs/-/memfs-3.2.0.tgz#f9438e622b5acd1daa8a4ae160c496fdd1325b26"
+  integrity sha512-f/xxz2TpdKv6uDn6GtHee8ivFyxwxmPuXatBb1FBwxYNuVpbM3k/Y1Z+vC0mH/dIXXrukYfe3qe5J32Dfjg93A==
+  dependencies:
+    fs-monkey "1.0.1"
+
 memory-fs@^0.4.1:
   version "0.4.1"
   resolved "https://registry.yarnpkg.com/memory-fs/-/memory-fs-0.4.1.tgz#3a9a20b8462523e447cfbc7e8bb80ed667bfc552"
@@ -13238,11 +13340,6 @@ react-color@^2.14.1:
     reactcss "^1.2.0"
     tinycolor2 "^1.4.1"
 
-react-deep-force-update@^1.0.0:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/react-deep-force-update/-/react-deep-force-update-1.1.2.tgz#3d2ae45c2c9040cbb1772be52f8ea1ade6ca2ee1"
-  integrity sha512-WUSQJ4P/wWcusaH+zZmbECOk7H5N2pOIl0vzheeornkIMhu+qrNdGFm0bDZLCb0hSF0jf/kH1SgkNGfBdTc4wA==
-
 react-dev-utils@^6.1.0:
   version "6.1.1"
   resolved "https://registry.yarnpkg.com/react-dev-utils/-/react-dev-utils-6.1.1.tgz#a07e3e8923c4609d9f27e5af5207e3ca20724895"
@@ -13404,14 +13501,6 @@ react-overlays@^4.1.0:
     uncontrollable "^7.0.0"
     warning "^4.0.3"
 
-react-proxy@^1.1.7:
-  version "1.1.8"
-  resolved "https://registry.yarnpkg.com/react-proxy/-/react-proxy-1.1.8.tgz#9dbfd9d927528c3aa9f444e4558c37830ab8c26a"
-  integrity sha1-nb/Z2SdSjDqp9ETkVYw3gwq4wmo=
-  dependencies:
-    lodash "^4.6.1"
-    react-deep-force-update "^1.0.0"
-
 react-pure-render@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/react-pure-render/-/react-pure-render-1.0.2.tgz#9d8a928c7f2c37513c2d064e57b3e3c356e9fabb"
@@ -13487,14 +13576,6 @@ react-textarea-autosize@^7.0.4:
     "@babel/runtime" "^7.1.2"
     prop-types "^15.6.0"
 
-react-transform-hmr@^1.0.4:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/react-transform-hmr/-/react-transform-hmr-1.0.4.tgz#e1a40bd0aaefc72e8dfd7a7cda09af85066397bb"
-  integrity sha1-4aQL0Krvxy6N/Xp82gmvhQZjl7s=
-  dependencies:
-    global "^4.3.0"
-    react-proxy "^1.1.7"
-
 react-transition-group@^2.0.0:
   version "2.9.0"
   resolved "https://registry.yarnpkg.com/react-transition-group/-/react-transition-group-2.9.0.tgz#df9cdb025796211151a436c69a8f3b97b5b07c8d"
@@ -14322,6 +14403,15 @@ scheduler@^0.19.1:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
 
+schema-utils@2.7.0, schema-utils@^2.6.5, schema-utils@^2.6.6, schema-utils@^2.7.0:
+  version "2.7.0"
+  resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-2.7.0.tgz#17151f76d8eae67fbbf77960c33c676ad9f4efc7"
+  integrity sha512-0ilKFI6QQF5nxDZLFn2dMjvc4hjg/Wkg7rHd3jK6/A4a1Hl9VFdQWvgB1UMGoU94pad1P/8N7fMcEnLnSiju8A==
+  dependencies:
+    "@types/json-schema" "^7.0.4"
+    ajv "^6.12.2"
+    ajv-keywords "^3.4.1"
+
 schema-utils@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-1.0.0.tgz#0b79a93204d7b600d4b2850d1f66c2a34951c770"
@@ -14331,15 +14421,6 @@ schema-utils@^1.0.0:
     ajv-errors "^1.0.0"
     ajv-keywords "^3.1.0"
 
-schema-utils@^2.6.5, schema-utils@^2.6.6, schema-utils@^2.7.0:
-  version "2.7.0"
-  resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-2.7.0.tgz#17151f76d8eae67fbbf77960c33c676ad9f4efc7"
-  integrity sha512-0ilKFI6QQF5nxDZLFn2dMjvc4hjg/Wkg7rHd3jK6/A4a1Hl9VFdQWvgB1UMGoU94pad1P/8N7fMcEnLnSiju8A==
-  dependencies:
-    "@types/json-schema" "^7.0.4"
-    ajv "^6.12.2"
-    ajv-keywords "^3.4.1"
-
 seamless-immutable@^7.1.4:
   version "7.1.4"
   resolved "https://registry.yarnpkg.com/seamless-immutable/-/seamless-immutable-7.1.4.tgz#6e9536def083ddc4dea0207d722e0e80d0f372f8"
@@ -16132,6 +16213,11 @@ universalify@^0.1.0:
   resolved "https://registry.yarnpkg.com/universalify/-/universalify-0.1.2.tgz#b646f69be3942dabcecc9d6639c80dc105efaa66"
   integrity sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg==
 
+universalify@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/universalify/-/universalify-1.0.0.tgz#b61a1da173e8435b2fe3c67d29b9adf8594bd16d"
+  integrity sha512-rb6X1W158d7pRQBg5gkR8uPaSfiids68LTJQYOtEUhoJUWBdaQHsuT/EUduxXYxcrt4r5PJ4fuHW1MHT6p0qug==
+
 unpipe@1.0.0, unpipe@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/unpipe/-/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"