build: validate bundle size

Author: sastan

.travis.yml

@@ -22,7 +22,7 @@ install:
   - npm install
   - npm ls react
 script:
-  - kcd-scripts validate lint,test:cover,build-and-test
+  - npm run validate
 after_success: kcd-scripts travis-after-success
 branches:
   except:

README.md

@@ -51,7 +51,7 @@ View an example in [codesandbox.io](https://codesandbox.io/s/48k5p1r764?module=%
 
 ## Highlights
 
-- :package: Super tiny (~600 bytes)
+- :package: Super tiny (~650 bytes)
 - :ok_hand: Dependency free (except for [Object.assign](https://developer.mozilla.org/de/docs/Web/JavaScript/Reference/Global_Objects/Object/assign) polyfill)
 - :electric_plug: Just Works <sup>TM</sup>
 - :crystal_ball: Tree shaking friendly (ESM, no side effects)

package.json

@@ -20,10 +20,11 @@
     "add-contributor": "kcd-scripts contributors add",
     "build": "kcd-scripts build --bundle --no-clean --size-snapshot",
     "lint": "kcd-scripts lint",
+    "bundlesize": "bundlesize",
     "test": "kcd-scripts test",
     "test:cover": "kcd-scripts test --coverage",
     "test:update": "npm test -- --updateSnapshot --coverage",
-    "test:build": "jest --projects other/misc-tests",
+    "test:build": "jest --projects other/misc-tests && npm run bundlesize",
     "flowgen": "flowgen typings/index.d.ts -o flow-typed/npm/react-render-callback_v1.x.x.js.flow",
     "build-and-test": "npm run build -s && npm run test:build -s",
     "validate": "kcd-scripts validate lint,test:cover,build-and-test",
@@ -45,6 +46,7 @@
     "@types/react": "^0.14 || ^15 || ^16",
     "ajv": "^6.5.3",
     "babel-plugin-dynamic-import-node": "^2.1.0",
+    "bundlesize": "^0.17.0",
     "flowgen": "^1.2.2",
     "kcd-scripts": "^0.44.0",
     "react": "^0.14 || ^15 || ^16",
@@ -65,6 +67,12 @@
     "flow-typed",
     "typings"
   ],
+  "bundlesize": [
+    {
+      "path": "dist/react-render-callback.umd.min.js",
+      "maxSize": "650 B"
+    }
+  ],
   "keywords": [
     "react",
     "render-prop",