build: update dependencies

Author: sgratzl

jest.config.js

@@ -1,6 +1,7 @@
 /* eslint-env node */
 
 module.exports = {
+  testEnvironment: 'jsdom',
   preset: 'ts-jest',
   testRegex: '((\\.|/)(test|spec))\\.tsx?$',
 };

package.json

@@ -50,7 +50,7 @@
     "src/**/*.tsx"
   ],
   "peerDependencies": {
-    "chart.js": "^3.3.0"
+    "chart.js": "^3.3.2"
   },
   "browserslist": [
     "Firefox ESR",
@@ -67,36 +67,36 @@
     "@rollup/plugin-typescript": "^8.2.1",
     "@types/jest": "^26.0.23",
     "@types/jest-image-snapshot": "^4.3.0",
-    "@types/node": "^15.6.1",
-    "@typescript-eslint/eslint-plugin": "^4.25.0",
-    "@typescript-eslint/parser": "^4.25.0",
+    "@types/node": "^15.12.1",
+    "@typescript-eslint/eslint-plugin": "^4.26.0",
+    "@typescript-eslint/parser": "^4.26.0",
     "@yarnpkg/pnpify": "^2.4.0",
     "canvas": "^2.8.0",
     "canvas-5-polyfill": "^0.1.5",
-    "chart.js": "^3.3.0",
-    "eslint": "^7.27.0",
+    "chart.js": "^3.3.2",
+    "eslint": "^7.28.0",
     "eslint-config-airbnb-typescript": "^12.3.1",
     "eslint-config-prettier": "^8.3.0",
     "eslint-config-react-app": "^6.0.0",
     "eslint-plugin-flowtype": "^5.7.2",
-    "eslint-plugin-import": "^2.23.3",
+    "eslint-plugin-import": "^2.23.4",
     "eslint-plugin-jsx-a11y": "^6.4.1",
     "eslint-plugin-prettier": "^3.4.0",
-    "eslint-plugin-react": "^7.23.2",
+    "eslint-plugin-react": "^7.24.0",
     "eslint-plugin-react-hooks": "^4.2.0",
-    "jest": "^26.6.3",
+    "jest": "^27.0.4",
     "jest-image-snapshot": "^4.5.0",
-    "prettier": "^2.3.0",
+    "prettier": "^2.3.1",
     "release-it": "^14.7.0",
     "rimraf": "^3.0.2",
-    "rollup": "^2.50.1",
+    "rollup": "^2.50.6",
     "rollup-plugin-cleanup": "^3.2.1",
     "rollup-plugin-dts": "^3.0.2",
     "rollup-plugin-terser": "^7.0.2",
-    "ts-jest": "^26.5.6",
+    "ts-jest": "^27.0.2",
     "tslib": "^2.2.0",
     "typedoc": "^0.20.36",
-    "typescript": "~4.2.4"
+    "typescript": "^4.3.2"
   },
   "scripts": {
     "clean": "rimraf build docs node_modules \"*.tgz\" \"*.tsbuildinfo\"",

src/controllers/StatsBase.ts

@@ -61,17 +61,17 @@ export abstract class StatsBase<S extends IBaseStats, C extends Required<IBaseOp
 
   // eslint-disable-next-line class-methods-use-this,@typescript-eslint/explicit-module-boundary-types
   protected _transformStats<T>(target: any, source: S, mapper: (v: number) => T): void {
-    for (const key of ['min', 'max', 'median', 'q3', 'q1', 'mean'] as const) {
-      const v = source[key];
+    for (const key of ['min', 'max', 'median', 'q3', 'q1', 'mean']) {
+      const v = source[key as keyof IBaseStats];
       if (typeof v === 'number') {
         // eslint-disable-next-line no-param-reassign
         target[key] = mapper(v);
       }
     }
-    for (const key of ['outliers', 'items'] as const) {
-      if (Array.isArray(source[key])) {
+    for (const key of ['outliers', 'items']) {
+      if (Array.isArray(source[key as keyof IBaseStats])) {
         // eslint-disable-next-line no-param-reassign
-        target[key] = source[key].map(mapper);
+        target[key] = source[key as 'outliers' | 'items'].map(mapper);
       }
     }
   }