feat(cli): add info command

Author: meteorlxy

.vscode/settings.json

@@ -19,6 +19,7 @@
   "cSpell.words": [
     "devtool",
     "docsearch",
+    "envinfo",
     "esbuild",
     "frontmatter",
     "globby",

packages/@vuepress/cli/package.json

@@ -34,6 +34,7 @@
     "@vuepress/utils": "2.0.0-alpha.7",
     "cac": "^6.7.1",
     "chokidar": "^3.4.3",
+    "envinfo": "^7.7.3",
     "esbuild": "^0.8.21"
   },
   "publishConfig": {

packages/@vuepress/cli/src/cli.ts

@@ -1,6 +1,6 @@
 import { cac } from 'cac'
 import { chalk } from '@vuepress/utils'
-import { build, dev } from './commands'
+import { build, dev, info } from './commands'
 import { allowTs } from './utils'
 
 /**
@@ -61,5 +61,10 @@ export const cli = (): void => {
     .option('--debug', 'Enable debug mode')
     .action(wrapCommand(build))
 
+  // register `info` command
+  program
+    .command('info', 'Display environment information')
+    .action(wrapCommand(info))
+
   program.parse(process.argv)
 }

packages/@vuepress/cli/src/commands/index.ts

@@ -1,2 +1,3 @@
 export * from './build'
 export * from './dev'
+export * from './info'

packages/@vuepress/cli/src/commands/info.ts

@@ -0,0 +1,48 @@
+import * as envinfo from 'envinfo'
+import { ora } from '@vuepress/utils'
+
+export const info = async (): Promise<void> => {
+  const spinner = ora()
+  spinner.start('Collecting Environment Info')
+
+  const result = await envinfo.run(
+    {
+      System: ['OS', 'CPU', 'Memory', 'Shell'],
+      Binaries: ['Node', 'Yarn', 'npm'],
+      Utilities: ['Git'],
+      Browsers: ['Chrome', 'Edge', 'Firefox', 'Safari'],
+      npmPackages: [
+        '@vuepress/bundler-webpack',
+        '@vuepress/cli',
+        '@vuepress/client',
+        '@vuepress/core',
+        '@vuepress/markdown',
+        '@vuepress/plugin-active-header-links',
+        '@vuepress/plugin-back-to-top',
+        '@vuepress/plugin-container',
+        '@vuepress/plugin-debug',
+        '@vuepress/plugin-docsearch',
+        '@vuepress/plugin-git',
+        '@vuepress/plugin-google-analytics',
+        '@vuepress/plugin-medium-zoom',
+        '@vuepress/plugin-nprogress',
+        '@vuepress/plugin-palette-stylus',
+        '@vuepress/plugin-pwa',
+        '@vuepress/plugin-pwa-popup',
+        '@vuepress/shared',
+        '@vuepress/theme-default',
+        '@vuepress/theme-vue',
+        '@vuepress/utils',
+        'vuepress',
+      ],
+    },
+    {
+      showNotFound: true,
+      duplicates: true,
+      fullTree: true,
+    }
+  )
+  spinner.stop()
+
+  console.info(result)
+}

yarn.lock

@@ -5021,7 +5021,7 @@ env-paths@^2.2.0:
   resolved "https://registry.yarnpkg.com/env-paths/-/env-paths-2.2.0.tgz#cdca557dc009152917d6166e2febe1f039685e43"
   integrity sha512-6u0VYSCo/OW6IoD5WCLLy9JUGARbamfSavcNXry/eu8aHVFei6CD3Sw+VGX5alea1i9pgPHW0mbu6Xj0uBh7gA==
 
-envinfo@^7.3.1:
+envinfo@^7.3.1, envinfo@^7.7.3:
   version "7.7.3"
   resolved "https://registry.yarnpkg.com/envinfo/-/envinfo-7.7.3.tgz#4b2d8622e3e7366afb8091b23ed95569ea0208cc"
   integrity sha512-46+j5QxbPWza0PB1i15nZx0xQ4I/EfQxg9J8Had3b408SV63nEtor2e+oiY63amTo9KTuh2a3XLObNwduxYwwA==