feat: Setup bundlesize GH action

.github/workflows/test.yml

@@ -1,20 +1,14 @@
 name: "Test typescript-action"
 on:
-  pull_request:
-  push:
-    branches:
-      - master
-      - 'releases/*'
+  pull_request: [syncronize, created]
 
 jobs:
   test:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v1
 
-    - run: npm ci
     - run: npm run build
-    - run: npm test
     - uses: ./
       with: 
-        milliseconds: 1000
+        build-script: npm run build

.prettierrc

@@ -0,0 +1,6 @@
+{
+  "bracketSpacing": true,
+  "printWidth": 120,
+  "singleQuote": true,
+  "trailingComma": "all"
+}

action.yml

@@ -1,10 +1,11 @@
-name: 'Your name here'
-description: 'Provide a description here'
-author: 'Your name or organization here'
+name: 'Bundlesize Github Action'
+description: 'Run bundlesize against your PR to keep those bundles in check! Update your package.json according to bundlesize config'
+author: 'Jacky Efendi'
 inputs:
-  myInput:              # change this
-    description: 'input description here'
-    default: 'default value if applicable'
+  build-script:
+    description: 'The build script to run before running bundlesize'
+    required: true
+
 runs:
-  using: 'node12'
+  using: 'node10'
   main: 'lib/main.js'

lib/main.js

@@ -1,9 +1,10 @@
 "use strict";
 var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
     return new (P || (P = Promise))(function (resolve, reject) {
         function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
         function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
-        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
         step((generator = generator.apply(thisArg, _arguments || [])).next());
     });
 };
@@ -16,16 +17,15 @@ var __importStar = (this && this.__importStar) || function (mod) {
 };
 Object.defineProperty(exports, "__esModule", { value: true });
 const core = __importStar(require("@actions/core"));
-const wait_1 = require("./wait");
+const child = __importStar(require("child_process"));
 function run() {
     return __awaiter(this, void 0, void 0, function* () {
         try {
-            const ms = core.getInput('milliseconds');
-            console.log(`Waiting ${ms} milliseconds ...`);
-            core.debug((new Date()).toTimeString());
-            wait_1.wait(parseInt(ms));
-            core.debug((new Date()).toTimeString());
-            core.setOutput('time', new Date().toTimeString());
+            const buildScript = core.getInput('build-script');
+            core.debug(`Running: npm run ${buildScript}`);
+            child.execSync(`npm run ${buildScript}`);
+            core.debug(`Running: bundlesize`);
+            child.execSync(`npm run bundlesize`);
         }
         catch (error) {
             core.setFailed(error.message);

lib/wait.js

@@ -1,8 +1,8 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 function wait(milliseconds) {
-    return new Promise((resolve, reject) => {
-        if (typeof (milliseconds) !== 'number') {
+    return new Promise((resolve) => {
+        if (isNaN(milliseconds)) {
             throw new Error('milleseconds not a number');
         }
         setTimeout(() => resolve("done!"), milliseconds);

package.json

@@ -1,26 +1,28 @@
 {
-  "name": "typescript-action",
+  "name": "bundlesize-gh-action",
   "version": "0.0.0",
   "private": true,
-  "description": "TypeScript template action",
+  "description": "bundlesize-gh-action",
   "main": "lib/main.js",
   "scripts": {
     "build": "tsc",
+    "dev": "tsc --watch",
     "test": "jest"
   },
   "repository": {
     "type": "git",
-    "url": "git+https://github.com/actions/typescript-action.git"
+    "url": "git+https://github.com/jackyef/bundlesize-gh-action.git"
   },
   "keywords": [
     "actions",
     "node",
-    "setup"
+    "bundlesize"
   ],
-  "author": "YourNameOrOrganization",
+  "author": "Jacky Efendi",
   "license": "MIT",
   "dependencies": {
-    "@actions/core": "^1.0.0"
+    "@actions/core": "^1.0.0",
+    "bundlesize": "^0.18.0"
   },
   "devDependencies": {
     "@types/jest": "^24.0.13",
@@ -29,5 +31,15 @@
     "jest-circus": "^24.7.1",
     "ts-jest": "^24.0.2",
     "typescript": "^3.5.1"
-  }
+  },
+  "bundlesize": [
+    {
+      "path": "./lib/main.js",
+      "maxSize": "5 kB"
+    },
+    {
+      "path": "./lib/wait.js",
+      "maxSize": "1 kB"
+    }
+  ]
 }

src/main.ts

@@ -1,16 +1,15 @@
 import * as core from '@actions/core';
-import {wait} from './wait'
+import * as child from 'child_process';
 
 async function run() {
   try {
-    const ms = core.getInput('milliseconds');
-    console.log(`Waiting ${ms} milliseconds ...`)
+    const buildScript = core.getInput('build-script');
 
-    core.debug((new Date()).toTimeString())
-    await wait(parseInt(ms, 10));
-    core.debug((new Date()).toTimeString())
-
-    core.setOutput('time', new Date().toTimeString());
+    core.debug(`Running: npm run ${buildScript}`);
+    child.execSync(`npm run ${buildScript}`);
+
+    core.debug(`Running: bundlesize`);
+    child.execSync(`npm run bundlesize`);
   } catch (error) {
     core.setFailed(error.message);
   }