diff --git a/eslintrc.ts.base.json b/eslintrc.ts.base.json
new file mode 100644
index 00000000..ba7fe944
--- /dev/null
+++ b/eslintrc.ts.base.json
@@ -0,0 +1,12 @@
+{
+  "parser": "@typescript-eslint/parser",
+  "plugins": ["@typescript-eslint"],
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:@typescript-eslint/recommended-requiring-type-checking",
+    "plugin:prettier/recommended",
+    "prettier/@typescript-eslint"
+  ]
+}
diff --git a/eslintrc.ts.react.base.json b/eslintrc.ts.react.base.json
new file mode 100644
index 00000000..41692415
--- /dev/null
+++ b/eslintrc.ts.react.base.json
@@ -0,0 +1,23 @@
+{
+  "parserOptions": {
+    "ecmaFeatures": {
+      "jsx": true
+    }
+  },
+  "plugins": ["react"],
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:@typescript-eslint/recommended-requiring-type-checking",
+    "plugin:react/recommended",
+    "plugin:prettier/recommended",
+    "prettier/@typescript-eslint",
+    "prettier/react"
+  ],
+  "settings": {
+    "react": {
+      "version": "detect"
+    }
+  }
+}
diff --git a/eslintrc.ts.react.jest.base.json b/eslintrc.ts.react.jest.base.json
new file mode 100644
index 00000000..9627f74f
--- /dev/null
+++ b/eslintrc.ts.react.jest.base.json
@@ -0,0 +1,15 @@
+{
+  "plugins": ["jest"],
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:@typescript-eslint/recommended-requiring-type-checking",
+    "plugin:react/recommended",
+    "plugin:jest/recommended",
+    "plugin:jest/style",
+    "plugin:prettier/recommended",
+    "prettier/@typescript-eslint",
+    "prettier/react"
+  ]
+}
diff --git a/packages/react-json-tree/.eslintrc.js b/packages/react-json-tree/.eslintrc.js
index 3aa52681..a67c00a1 100644
--- a/packages/react-json-tree/.eslintrc.js
+++ b/packages/react-json-tree/.eslintrc.js
@@ -3,29 +3,18 @@ module.exports = {
   overrides: [
     {
       files: ['*.ts', '*.tsx'],
-      parser: '@typescript-eslint/parser',
+      extends: '../../eslintrc.ts.react.base.json',
       parserOptions: {
         tsconfigRootDir: __dirname,
-        project: ['./tsconfig.json'],
-        ecmaFeatures: {
-          jsx: true
-        }
-      },
-      plugins: ['@typescript-eslint', 'react'],
-      extends: [
-        'eslint:recommended',
-        'plugin:@typescript-eslint/eslint-recommended',
-        'plugin:@typescript-eslint/recommended',
-        'plugin:@typescript-eslint/recommended-requiring-type-checking',
-        'plugin:react/recommended',
-        'plugin:prettier/recommended',
-        'prettier/@typescript-eslint',
-        'prettier/react'
-      ],
-      settings: {
-        react: {
-          version: 'detect'
-        }
+        project: ['./tsconfig.json']
+      }
+    },
+    {
+      files: ['test/*.ts', 'test/*.tsx'],
+      extends: '../../eslintrc.ts.react.jest.base.json',
+      parserOptions: {
+        tsconfigRootDir: __dirname,
+        project: ['./tsconfig.test.json']
       }
     }
   ]
diff --git a/packages/react-json-tree/package.json b/packages/react-json-tree/package.json
index 6bd4bda7..784bdd20 100644
--- a/packages/react-json-tree/package.json
+++ b/packages/react-json-tree/package.json
@@ -15,7 +15,7 @@
     "build:umd:min": "webpack --env.minimize --progress --config webpack.config.umd.js",
     "lint": "eslint . --ext .js,.jsx,.ts,.tsx",
     "lint:fix": "eslint . --ext .js,.jsx,.ts,.tsx --fix",
-    "test": "jest",
+    "test": "tsc --project test/tsconfig.json --noEmit && jest",
     "prepare": "npm run build",
     "prepublishOnly": "npm run test && npm run clean && npm run build && npm run build:umd && npm run build:umd:min",
     "start": "cd examples && npm start"
@@ -52,10 +52,13 @@
     "@babel/preset-env": "^7.3.1",
     "@babel/preset-react": "^7.0.0",
     "@babel/preset-typescript": "^7.9.0",
+    "@types/jest": "^25.2.1",
     "@types/react": "^15.0.0 || ^16.0.0",
+    "@types/react-test-renderer": "^16.9.2",
     "@typescript-eslint/eslint-plugin": "^2.31.0",
     "@typescript-eslint/parser": "^2.31.0",
     "babel-loader": "^8.0.5",
+    "eslint-plugin-jest": "^23.9.0",
     "jest": "^24.1.0",
     "react": "^15.0.0 || ^16.0.0",
     "react-test-renderer": "^16.0.0",
diff --git a/packages/react-json-tree/test/index.spec.jsx b/packages/react-json-tree/test/index.spec.tsx
similarity index 91%
rename from packages/react-json-tree/test/index.spec.jsx
rename to packages/react-json-tree/test/index.spec.tsx
index 9e21fdb8..8e3d01ba 100644
--- a/packages/react-json-tree/test/index.spec.jsx
+++ b/packages/react-json-tree/test/index.spec.tsx
@@ -6,7 +6,7 @@ import JSONNode from '../src/JSONNode';
 
 const BASIC_DATA = { a: 1, b: 'c' };
 
-function render(component) {
+function render(component: React.ReactElement) {
   const renderer = createRenderer();
   renderer.render(component);
   return renderer.getRenderOutput();
diff --git a/packages/react-json-tree/test/objType.spec.js b/packages/react-json-tree/test/objType.spec.ts
similarity index 90%
rename from packages/react-json-tree/test/objType.spec.js
rename to packages/react-json-tree/test/objType.spec.ts
index c8ec51c6..6b8784b3 100644
--- a/packages/react-json-tree/test/objType.spec.js
+++ b/packages/react-json-tree/test/objType.spec.ts
@@ -10,7 +10,11 @@ describe('objType', () => {
     expect(objType(new WeakSet())).toBe('WeakSet');
     expect(objType(new Error())).toBe('Error');
     expect(objType(new Date())).toBe('Date');
-    expect(objType(() => {})).toBe('Function');
+    expect(
+      objType(() => {
+        // noop
+      })
+    ).toBe('Function');
     expect(objType('')).toBe('String');
     expect(objType(true)).toBe('Boolean');
     expect(objType(null)).toBe('Null');
diff --git a/packages/react-json-tree/test/tsconfig.json b/packages/react-json-tree/test/tsconfig.json
new file mode 100644
index 00000000..ca19def4
--- /dev/null
+++ b/packages/react-json-tree/test/tsconfig.json
@@ -0,0 +1,4 @@
+{
+  "extends": "../../../tsconfig.react.base.json",
+  "include": ["../src", "."]
+}
diff --git a/packages/react-json-tree/tsconfig.json b/packages/react-json-tree/tsconfig.json
index 1c282a01..eee740ea 100644
--- a/packages/react-json-tree/tsconfig.json
+++ b/packages/react-json-tree/tsconfig.json
@@ -1,14 +1,4 @@
 {
-  "compilerOptions": {
-    "target": "esnext",
-    "module": "commonjs",
-    "jsx": "react",
-    "declaration": true,
-    "outDir": "lib",
-    "strict": true,
-    "allowSyntheticDefaultImports": true,
-    "esModuleInterop": true,
-    "forceConsistentCasingInFileNames": true
-  },
+  "extends": "../../tsconfig.react.base.json",
   "include": ["src"]
 }
diff --git a/tsconfig.base.json b/tsconfig.base.json
new file mode 100644
index 00000000..9f461de1
--- /dev/null
+++ b/tsconfig.base.json
@@ -0,0 +1,12 @@
+{
+  "compilerOptions": {
+    "target": "esnext",
+    "module": "commonjs",
+    "declaration": true,
+    "outDir": "lib",
+    "strict": true,
+    "allowSyntheticDefaultImports": true,
+    "esModuleInterop": true,
+    "forceConsistentCasingInFileNames": true
+  }
+}
diff --git a/tsconfig.react.base.json b/tsconfig.react.base.json
new file mode 100644
index 00000000..0b24a1a9
--- /dev/null
+++ b/tsconfig.react.base.json
@@ -0,0 +1,6 @@
+{
+  "extends": "./tsconfig.base.json",
+  "compilerOptions": {
+    "jsx": "react"
+  }
+}
diff --git a/yarn.lock b/yarn.lock
index fe2f0cf1..20941f86 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1425,6 +1425,16 @@
     "@types/istanbul-reports" "^1.1.1"
     "@types/yargs" "^13.0.0"
 
+"@jest/types@^25.5.0":
+  version "25.5.0"
+  resolved "https://registry.yarnpkg.com/@jest/types/-/types-25.5.0.tgz#4d6a4793f7b9599fc3680877b856a97dbccf2a9d"
+  integrity sha512-OXD0RgQ86Tu3MazKo8bnrkDRaDXXMGUqd+kTtLtK1Zb7CRzQcaSRPPPV37SvYTdevXEBVxe0HXylEjs8ibkmCw==
+  dependencies:
+    "@types/istanbul-lib-coverage" "^2.0.0"
+    "@types/istanbul-reports" "^1.1.1"
+    "@types/yargs" "^15.0.0"
+    chalk "^3.0.0"
+
 "@lerna/add@^3.9.0":
   version "3.20.0"
   resolved "https://registry.yarnpkg.com/@lerna/add/-/add-3.20.0.tgz#bea7edf36fc93fb72ec34cb9ba854c48d4abf309"
@@ -2632,6 +2642,14 @@
     "@types/istanbul-lib-coverage" "*"
     "@types/istanbul-lib-report" "*"
 
+"@types/jest@^25.2.1":
+  version "25.2.1"
+  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-25.2.1.tgz#9544cd438607955381c1bdbdb97767a249297db5"
+  integrity sha512-msra1bCaAeEdkSyA0CZ6gW1ukMIvZ5YoJkdXw/qhQdsuuDlFTcEUrUw8CLCPt2rVRUfXlClVvK2gvPs9IokZaA==
+  dependencies:
+    jest-diff "^25.2.1"
+    pretty-format "^25.2.1"
+
 "@types/json-schema@^7.0.3":
   version "7.0.4"
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.4.tgz#38fd73ddfd9b55abb1e1b2ed578cb55bd7b7d339"
@@ -2662,7 +2680,14 @@
   resolved "https://registry.yarnpkg.com/@types/prop-types/-/prop-types-15.7.3.tgz#2ab0d5da2e5815f94b0b9d4b95d1e5f243ab2ca7"
   integrity sha512-KfRL3PuHmqQLOG+2tGpRO26Ctg+Cq1E01D2DMriKEATHgWLfeNDmq9e29Q9WIky0dQ3NPkd1mzYH8Lm936Z9qw==
 
-"@types/react@^15.0.0 || ^16.0.0":
+"@types/react-test-renderer@^16.9.2":
+  version "16.9.2"
+  resolved "https://registry.yarnpkg.com/@types/react-test-renderer/-/react-test-renderer-16.9.2.tgz#e1c408831e8183e5ad748fdece02214a7c2ab6c5"
+  integrity sha512-4eJr1JFLIAlWhzDkBCkhrOIWOvOxcCAfQh+jiKg7l/nNZcCIL2MHl2dZhogIFKyHzedVWHaVP1Yydq/Ruu4agw==
+  dependencies:
+    "@types/react" "*"
+
+"@types/react@*", "@types/react@^15.0.0 || ^16.0.0":
   version "16.9.34"
   resolved "https://registry.yarnpkg.com/@types/react/-/react-16.9.34.tgz#f7d5e331c468f53affed17a8a4d488cd44ea9349"
   integrity sha512-8AJlYMOfPe1KGLKyHpflCg5z46n0b5DbRfqDksxBLBTUpB75ypDBAO9eCUcjNwE6LCUslwTz00yyG/X9gaVtow==
@@ -2725,6 +2750,13 @@
   dependencies:
     "@types/yargs-parser" "*"
 
+"@types/yargs@^15.0.0":
+  version "15.0.4"
+  resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-15.0.4.tgz#7e5d0f8ca25e9d5849f2ea443cf7c402decd8299"
+  integrity sha512-9T1auFmbPZoxHz0enUFlUuKRy3it01R+hlggyVUMtnCTQRunsQYifnSGb8hET4Xo8yiC0o0r1paW3ud5+rbURg==
+  dependencies:
+    "@types/yargs-parser" "*"
+
 "@typescript-eslint/eslint-plugin@^2.31.0":
   version "2.31.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-2.31.0.tgz#942c921fec5e200b79593c71fafb1e3f57aa2e36"
@@ -2735,7 +2767,7 @@
     regexpp "^3.0.0"
     tsutils "^3.17.1"
 
-"@typescript-eslint/experimental-utils@2.31.0":
+"@typescript-eslint/experimental-utils@2.31.0", "@typescript-eslint/experimental-utils@^2.5.0":
   version "2.31.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-2.31.0.tgz#a9ec514bf7fd5e5e82bc10dcb6a86d58baae9508"
   integrity sha512-MI6IWkutLYQYTQgZ48IVnRXmLR/0Q6oAyJgiOror74arUMh7EWjJkADfirZhRsUMHeLJ85U2iySDwHTSnNi9vA==
@@ -3189,7 +3221,7 @@ ansi-styles@^3.0.0, ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   dependencies:
     color-convert "^1.9.0"
 
-ansi-styles@^4.1.0:
+ansi-styles@^4.0.0, ansi-styles@^4.1.0:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-4.2.1.tgz#90ae75c424d008d2624c5bf29ead3177ebfcf359"
   integrity sha512-9VGjrMsG1vePxcSweQsN20KY/c4zN0h9fLjqAbwbPfahM3t+NL+M9HC8xeXG2I8pX5NoamTGNuomEUFI7fcUjA==
@@ -6034,6 +6066,11 @@ diff-sequences@^24.9.0:
   resolved "https://registry.yarnpkg.com/diff-sequences/-/diff-sequences-24.9.0.tgz#5715d6244e2aa65f48bba0bc972db0b0b11e95b5"
   integrity sha512-Dj6Wk3tWyTE+Fo1rW8v0Xhwk80um6yFYKbuAxc9c3EZxIHFDYwbi34Uk42u1CdnIiVorvt4RmlSDjIPyzGC2ew==
 
+diff-sequences@^25.2.6:
+  version "25.2.6"
+  resolved "https://registry.yarnpkg.com/diff-sequences/-/diff-sequences-25.2.6.tgz#5f467c00edd35352b7bca46d7927d60e687a76dd"
+  integrity sha512-Hq8o7+6GaZeoFjtpgvRBUknSXNeJiCx7V9Fr94ZMljNiCr9n9L8H8aJqgWOQiDDGdyn29fRNcDdRVJ5fdyihfg==
+
 diffie-hellman@^5.0.0:
   version "5.0.3"
   resolved "https://registry.yarnpkg.com/diffie-hellman/-/diffie-hellman-5.0.3.tgz#40e8ee98f55a2149607146921c63e1ae5f3d2875"
@@ -6681,6 +6718,13 @@ eslint-plugin-babel@^5.3.0:
   dependencies:
     eslint-rule-composer "^0.3.0"
 
+eslint-plugin-jest@^23.9.0:
+  version "23.9.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-jest/-/eslint-plugin-jest-23.9.0.tgz#7f4932eceb7ca487d171898fb9d55c05e6b36701"
+  integrity sha512-8mt5xJQIFh33W5nE7vCikkDTE4saTo08V91KjU6yI5sLQ9e8Jkp1OXkWJoIHLheFqY5OXIZdAjZmNYHSJ3IpzQ==
+  dependencies:
+    "@typescript-eslint/experimental-utils" "^2.5.0"
+
 eslint-plugin-prettier@^3.0.1:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-3.1.3.tgz#ae116a0fc0e598fdae48743a4430903de5b4e6ca"
@@ -9563,6 +9607,16 @@ jest-diff@^24.9.0:
     jest-get-type "^24.9.0"
     pretty-format "^24.9.0"
 
+jest-diff@^25.2.1:
+  version "25.5.0"
+  resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-25.5.0.tgz#1dd26ed64f96667c068cef026b677dfa01afcfa9"
+  integrity sha512-z1kygetuPiREYdNIumRpAHY6RXiGmp70YHptjdaxTWGmA085W3iCnXNx0DhflK3vwrKmrRWyY1wUpkPMVxMK7A==
+  dependencies:
+    chalk "^3.0.0"
+    diff-sequences "^25.2.6"
+    jest-get-type "^25.2.6"
+    pretty-format "^25.5.0"
+
 jest-docblock@^24.3.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/jest-docblock/-/jest-docblock-24.9.0.tgz#7970201802ba560e1c4092cc25cbedf5af5a8ce2"
@@ -9609,6 +9663,11 @@ jest-get-type@^24.9.0:
   resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-24.9.0.tgz#1684a0c8a50f2e4901b6644ae861f579eed2ef0e"
   integrity sha512-lUseMzAley4LhIcpSP9Jf+fTrQ4a1yHQwLNeeVa2cEmbCGeoZAtYPOIv8JaxLD/sUpKxetKGP+gsHl8f8TSj8Q==
 
+jest-get-type@^25.2.6:
+  version "25.2.6"
+  resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-25.2.6.tgz#0b0a32fab8908b44d508be81681487dbabb8d877"
+  integrity sha512-DxjtyzOHjObRM+sM1knti6or+eOgcGU4xVSb2HNP1TqO4ahsT+rqZg+nyqHWJSvWgKC5cG3QjGFBqxLghiF/Ig==
+
 jest-haste-map@^24.9.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/jest-haste-map/-/jest-haste-map-24.9.0.tgz#b38a5d64274934e21fa417ae9a9fbeb77ceaac7d"
@@ -13214,6 +13273,16 @@ pretty-format@^24.9.0:
     ansi-styles "^3.2.0"
     react-is "^16.8.4"
 
+pretty-format@^25.2.1, pretty-format@^25.5.0:
+  version "25.5.0"
+  resolved "https://registry.yarnpkg.com/pretty-format/-/pretty-format-25.5.0.tgz#7873c1d774f682c34b8d48b6743a2bf2ac55791a"
+  integrity sha512-kbo/kq2LQ/A/is0PQwsEHM7Ca6//bGPPvU6UnsdDRSKTWxT/ru/xb88v4BJf6a69H+uTytOEsTusT9ksd/1iWQ==
+  dependencies:
+    "@jest/types" "^25.5.0"
+    ansi-regex "^5.0.0"
+    ansi-styles "^4.0.0"
+    react-is "^16.12.0"
+
 private@^0.1.8, private@~0.1.5:
   version "0.1.8"
   resolved "https://registry.yarnpkg.com/private/-/private-0.1.8.tgz#2381edb3689f7a53d653190060fcf822d2f368ff"