feat: show a message to upgrade node when needed

.github/CONTRIBUTING.md

@@ -27,7 +27,7 @@ If the proposal includes new designs or bigger changes, please be prepared to di
 
 ### Prerequisites
 
-- [Node.js](https://nodejs.org/) 10+ and [yarn](https://yarnpkg.com) 1.9.4 installed
+- [Node.js](https://nodejs.org/) 18+ and [yarn](https://yarnpkg.com) 1+ installed
 
 ### Project structure
 

commands/cli/lib/index.js

@@ -1,11 +1,10 @@
 #!/usr/bin/env node
 const yargs = require('yargs');
 const importCwd = require('import-cwd');
+const checkNodeVersion = require('../utils/checkNodeVersion');
+const pkg = require('../package.json');
 
-// const build = require('@nebula.js/cli-build/command');
-// const create = require('@nebula.js/cli-create/command');
-// const serve = require('@nebula.js/cli-serve/command');
-// const sense = require('@nebula.js/cli-sense/command');
+checkNodeVersion(pkg);
 
 yargs.usage('nebula <command> [options]');
 

commands/cli/package.json

@@ -15,6 +15,9 @@
   "files": [
     "lib"
   ],
+  "engines": {
+    "node": ">=18.0.0"
+  },
   "bin": {
     "nebula": "lib/index.js"
   },

commands/cli/utils/checkNodeVersion.js

@@ -0,0 +1,28 @@
+function checkNodeVersion(pkg) {
+  if (pkg.engines && pkg.engines.node) {
+    const minVersion = pkg.engines.node.replace('>=', '');
+    const [minMajor, minMinor, minPatch] = minVersion.split('.').map(Number);
+    const currentVersion = process.versions.node;
+    const [currentMajor, currentMinor, currentPatch] = currentVersion.split('.').map(Number);
+
+    let validVersion = true;
+    if (currentMajor < minMajor) {
+      validVersion = false;
+    } else if (currentMajor === minMajor) {
+      if (currentMinor < minMinor) {
+        validVersion = false;
+      }
+      if (currentMinor === minMinor && currentPatch < minPatch) {
+        validVersion = false;
+      }
+    }
+
+    if (!validVersion) {
+      // eslint-disable-next-line no-console
+      console.error(`${pkg.name} requires NodeJS >= ${minVersion}, but you are using NodeJS ${currentVersion}.`);
+      process.exit(1);
+    }
+  }
+}
+
+module.exports = checkNodeVersion;

commands/serve/package.json

@@ -20,6 +20,9 @@
     "dist",
     "lib"
   ],
+  "engines": {
+    "node": ">=18.0.0"
+  },
   "scripts": {
     "build": "cross-env NODE_ENV=production DEFAULTS=true webpack --config ./lib/webpack.build.js",
     "build:dev": "cross-env NODE_ENV=development DEFAULTS=true webpack --config ./lib/webpack.build.js",