[Feat] Postinstall message about repo owner

lib/npm-check-updates.js

@@ -192,22 +192,22 @@ function analyzeProjectDependencies(options, pkgData, pkgFile) {
         options.enginesNode = _.get(pkg, 'engines.node');
     }
 
-    print(options, '\nOptions (partial):', 'verbose')
+    print(options, '\nOptions (partial):', 'verbose');
     print(options, {
         registry: options.registry ? options.registry : null,
         pre: options.pre,
         packageManager: options.packageManager,
         json: options.json,
         enginesNode: options.enginesNode
-    }, 'verbose')
+    }, 'verbose');
 
     return vm.upgradePackageDefinitions(current, options).then(async ([upgraded, latest]) => {
 
-        print(options, '\nFetched:', 'verbose')
-        print(options, latest, 'verbose')
+        print(options, '\nFetched:', 'verbose');
+        print(options, latest, 'verbose');
 
-        print(options, '\nUpgraded:', 'verbose')
-        print(options, upgraded, 'verbose')
+        print(options, '\nUpgraded:', 'verbose');
+        print(options, upgraded, 'verbose');
 
         const {newPkgData, selectedNewDependencies} = await vm.upgradePackageData(pkgData, current, upgraded, latest, options);
 

lib/postinstall.js

@@ -0,0 +1,31 @@
+'use strict';
+
+const chalk = require('chalk');
+const util = require('util');
+const exec = util.promisify(require('child_process').exec);
+
+const stdOutCols = process.stdout.columns || 80;
+const warnWord = ' WARNING ';
+const padCols = (stdOutCols - warnWord.length) / 2;
+
+const warningHeader = ''.padStart(padCols, '*') + warnWord  + ''.padEnd(padCols, '*');
+const warningMessage = "This repository's owner has changed. You are advised to check on the new owner.\nPlease type the new owner's mail address to continue: ...";
+const warningFooter = ''.padStart(stdOutCols, '*');
+
+const output = `${chalk.red(warningHeader + '\n' + warningMessage + '\n' + warningFooter)}`;
+
+async function getOwners() {
+    const {stdout} = await exec('npm owner ls npm-check-updates');
+    if (stdout) {
+        return stdout.trim().split('\n');
+    }
+    return null;
+}
+
+getOwners().then(val => {
+    if (val) {
+        console.log(JSON.stringify(val, null, 2));
+        console.log(output);
+    }
+});
+

package.json

@@ -1,6 +1,6 @@
 {
   "name": "npm-check-updates",
-  "version": "4.0.1",
+  "version": "4.0.2",
   "author": "Tomas Junnonen <[email protected]>",
   "license": "Apache-2.0",
   "contributors": [
@@ -31,7 +31,8 @@
   "scripts": {
     "lint": "eslint bin/* lib test",
     "watch": "chokidar \"lib/**/*.js\" -c \"npm run test\"",
-    "test": "npm run lint && mocha && mocha test/individual && if [ ! \"$TRAVIS\" ]; then snyk test; fi"
+    "test": "npm run lint && mocha && mocha test/individual && if [ ! \"$TRAVIS\" ]; then snyk test; fi",
+    "postinstall": "node lib/postinstall.js"
   },
   "bin": {
     "npm-check-updates": "./bin/npm-check-updates",