Run yarn upgrade -L + fix config files

package.json

@@ -39,31 +39,31 @@
     }
   },
   "devDependencies": {
-    "@babel/core": "^7.6.2",
-    "@babel/preset-env": "^7.6.2",
-    "@babel/preset-typescript": "^7.6.0",
-    "@types/chai": "^4.2.3",
-    "@types/mocha": "^5.2.7",
-    "@typescript-eslint/eslint-plugin": "^2.3.1",
-    "@typescript-eslint/parser": "^2.3.1",
+    "@babel/core": "^7.8.7",
+    "@babel/preset-env": "^7.8.7",
+    "@babel/preset-typescript": "^7.8.3",
+    "@rollup/plugin-node-resolve": "^7.1.1",
+    "@types/chai": "^4.2.11",
+    "@types/mocha": "^7.0.2",
+    "@typescript-eslint/eslint-plugin": "^2.24.0",
+    "@typescript-eslint/parser": "^2.24.0",
     "chai": "^4.2.0",
-    "eslint": "^6.4.0",
-    "eslint-config-standard-kit": "^0.14.0",
-    "eslint-plugin-import": "^2.18.2",
-    "eslint-plugin-prettier": "^3.1.1",
+    "eslint": "^6.8.0",
+    "eslint-config-standard-kit": "^0.14.4",
+    "eslint-plugin-import": "^2.20.1",
+    "eslint-plugin-prettier": "^3.1.2",
     "eslint-plugin-promise": "^4.2.1",
     "eslint-plugin-standard": "^4.0.1",
-    "husky": "^3.0.5",
-    "mocha": "^6.2.0",
-    "nyc": "^14.1.1",
-    "prettier": "^1.18.2",
-    "rimraf": "^3.0.0",
-    "rollup": "^1.21.4",
-    "rollup-plugin-babel": "^4.3.3",
-    "rollup-plugin-filesize": "^6.2.0",
-    "rollup-plugin-node-resolve": "^5.2.0",
-    "rollup-plugin-uglify": "^6.0.3",
-    "sucrase": "^3.10.1",
-    "typescript": "^3.6.3"
+    "husky": "^4.2.3",
+    "mocha": "^7.1.0",
+    "nyc": "^15.0.0",
+    "prettier": "^1.19.1",
+    "rimraf": "^3.0.2",
+    "rollup": "^2.0.6",
+    "rollup-plugin-babel": "^4.4.0",
+    "rollup-plugin-filesize": "^6.2.1",
+    "rollup-plugin-uglify": "^6.0.4",
+    "sucrase": "^3.12.1",
+    "typescript": "^3.8.3"
   }
 }

rollup.config.js

@@ -1,6 +1,6 @@
 import babel from 'rollup-plugin-babel'
 import filesize from 'rollup-plugin-filesize'
-import resolve from 'rollup-plugin-node-resolve'
+import resolve from '@rollup/plugin-node-resolve'
 import { uglify } from 'rollup-plugin-uglify'
 
 import packageJson from './package.json'
@@ -27,8 +27,8 @@ export default [
   {
     input: 'src/index.ts',
     output: [
-      { file: packageJson.module, format: 'esm', sourceMap: true },
-      { file: packageJson.main, format: 'cjs', sourceMap: true }
+      { file: packageJson.module, format: 'esm', sourcemap: true },
+      { file: packageJson.main, format: 'cjs', sourcemap: true }
     ],
     plugins: [resolve(resolveOpts), babel(babelOpts)]
   },