Use hash versions to publish exp packages (#2933)

* use sha version instead of semver

* make firebase-exp private

* Publish firebase@exp 0.800.1

* bump umbrella package version only

* Publish firebase@exp 0.800.2

* restore package json

* change prepare to use build:release

* bump version correctly.

* fix function name

* [AUTOMATED]: Prettier Code Styling

* update dep versions

* correct typo

* revert changes for debugging

Author: Feiyang1

packages-exp/app-exp/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@firebase/app-exp",
-  "version": "0.800.0",
+  "version": "0.0.800",
   "private": true,
   "description": "FirebaseApp",
   "author": "Firebase <[email protected]> (https://firebase.google.com/)",
@@ -29,7 +29,7 @@
     "build:doc": "yarn build && yarn doc"
   },
   "dependencies": {
-    "@firebase/app-types-exp": "0.800.0",
+    "@firebase/app-types-exp": "0.0.800",
     "@firebase/util": "0.2.44",
     "@firebase/logger": "0.2.1",
     "@firebase/component": "0.1.9",

packages-exp/app-types-exp/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@firebase/app-types-exp",
-  "version": "0.800.0",
+  "version": "0.0.800",
   "private": true,
   "description": "@firebase/app Types",
   "author": "Firebase <[email protected]> (https://firebase.google.com/)",

packages-exp/firebase-exp/package.json

@@ -1,6 +1,7 @@
 {
   "name": "firebase-exp",
   "version": "0.800.0",
+  "private": true,
   "description": "Firebase JavaScript library for web and Node.js",
   "author": "Firebase <[email protected]> (https://firebase.google.com/)",
   "license": "Apache-2.0",
@@ -29,10 +30,10 @@
     "build": "rollup -c && gulp firebase-js",
     "build:release": "rollup -c rollup.config.release.js && gulp firebase-js",
     "dev": "rollup -c -w",
-    "prepare": "yarn build"
+    "prepare": "yarn build:release"
   },
   "dependencies": {
-    "@firebase/app-exp": "0.800.0"
+    "@firebase/app-exp": "0.0.800"
   },
   "devDependencies": {
     "rollup": "1.28.0",

scripts/exp/release.js

@@ -29,6 +29,8 @@ const writeFile = promisify(_writeFile);
 const chalk = require('chalk');
 const Listr = require('listr');
 
+const FIREBASE_UMBRELLA_PACKAGE_NAME = 'firebase-exp';
+
 async function publishExpPackages() {
   try {
     /**
@@ -54,7 +56,7 @@ async function publishExpPackages() {
     /**
      * It does 2 things:
      *
-     * 1. Bumps the patch version of exp packages regardless if there is any update
+     * 1. Bumps the patch version of firebase-exp package regardless if there is any update
      * since the last release. This simplifies the script and works fine for exp packages.
      *
      * 2. Removes -exp in package names because we will publish them using
@@ -69,9 +71,17 @@ async function publishExpPackages() {
 
     /**
      * reset the working tree to recover package names with -exp in the package.json files,
-     * then bump patch version of all exp packages
+     * then bump patch version of firebase-exp (the umbrella package) only
      */
-    await resetWorkingTreeAndBumpVersions(packagePaths, versions);
+    const firebaseExpVersion = new Map();
+    firebaseExpVersion.set(
+      FIREBASE_UMBRELLA_PACKAGE_NAME,
+      versions.get(FIREBASE_UMBRELLA_PACKAGE_NAME)
+    );
+    const firebaseExpPath = packagePaths.filter(p =>
+      p.includes(FIREBASE_UMBRELLA_PACKAGE_NAME)
+    );
+    await resetWorkingTreeAndBumpVersions(firebaseExpPath, firebaseExpVersion);
 
     /**
      * push to github
@@ -112,9 +122,18 @@ async function updatePackageNamesAndVersions(packagePaths) {
   const versions = new Map();
   for (const path of packagePaths) {
     const { version, name } = await readPackageJson(path);
-    // increase the patch version of all exp packages
-    const nextVersion = inc(version, 'patch');
-    versions.set(name, nextVersion);
+
+    // increment firebase-exp's patch version
+    if (name === FIREBASE_UMBRELLA_PACKAGE_NAME) {
+      const nextVersion = inc(version, 'patch');
+      versions.set(name, nextVersion);
+    } else {
+      // create individual packages version
+      // we can't use minor version for them because most of them
+      // are still in the pre-major version officially.
+      const nextVersion = `${version}-exp.${await getCurrentSha()}`;
+      versions.set(name, nextVersion);
+    }
   }
 
   await updatePackageJsons(packagePaths, versions, {
@@ -221,7 +240,7 @@ async function updatePackageJsons(
 async function commitAndPush(versions) {
   await exec('git add */package.json yarn.lock');
 
-  const firebaseExpVersion = versions.get('firebase-exp');
+  const firebaseExpVersion = versions.get(FIREBASE_UMBRELLA_PACKAGE_NAME);
   await exec(
     `git commit -m "Publish firebase@exp ${firebaseExpVersion || ''}"`
   );
@@ -237,7 +256,7 @@ async function commitAndPush(versions) {
 }
 
 function removeExpInPackageName(name) {
-  const regex = /^(@firebase.*)-exp(.*)$/g;
+  const regex = /^(.*firebase.*)-exp(.*)$/g;
 
   const captures = regex.exec(name);
   if (!captures) {
@@ -255,4 +274,8 @@ async function readPackageJson(packagePath) {
   return JSON.parse(await readFile(`${packagePath}/package.json`, 'utf8'));
 }
 
+async function getCurrentSha() {
+  return (await git.revparse(['--short', 'HEAD'])).trim();
+}
+
 publishExpPackages();