fix: 修正help输出格式

packages/cli-plugin-command-help/package.json

@@ -26,6 +26,7 @@
     "url": "https://github.com/xus-code/bundle-tools/issues"
   },
   "dependencies": {
-    "@xus/cli": "^0.0.1"
+    "@xus/cli": "^0.0.1",
+    "chalk": "^4.1.0"
   }
 }

packages/cli-plugin-command-help/src/index.ts

@@ -1,10 +1,9 @@
 import type { Command, Commands, IPluginAPI, Args } from '@xus/cli'
-import { info } from '@xus/cli'
 import chalk from 'chalk'
+import { getPadLength } from './pad'
 
 export default function (api: IPluginAPI): void {
   api.registerCommand('help', (args: Args) => {
-    console.log(`cmd `, args)
     const commandName = args._[0]
     if (!commandName) {
       // log all
@@ -17,44 +16,42 @@ export default function (api: IPluginAPI): void {
 }
 
 function logAll(commads: Commands) {
-  info(`
-    usage: xus-cli <command> [options]
-    Commands: 
-
-  `)
+  console.info(
+    `\n  usage: ${chalk.green(`xus-cli <command> [options]`)}` + `\n  Commands:`
+  )
+  const padLen = getPadLength(commads)
   for (const name in commads) {
     if (name !== 'help') {
       const ops = commads[name].ops
-      info(`
-        ${chalk.blue(name)}
-        ${ops?.desc || ''}
-      `)
+      console.info(`\n    ${chalk.blue(name.padEnd(padLen))}${ops?.desc || ''}`)
     }
   }
-  info(`
-    run ${chalk.green(`xus-cli help [command]`)}
-    for detail information of specific command
-  `)
+  console.info(
+    `\n  run ${chalk.green(`xus-cli help [command]`)}` +
+      `\n  for detail information of specific command`
+  )
 }
 
 function logPointCommand(name: string, commad: Command) {
   if (!commad) {
-    info(chalk.red(`\n  command "${name}" does not exist.`))
+    console.info(chalk.red(`\n  command "${name}" does not exist.`))
   } else {
     const { ops } = commad
+    console.info(`\nCommand: ${name}`)
     if (ops?.usage) {
-      info(`
-        Uasge: ${ops.usage}
-      `)
+      console.info(`\n  Uasge: ${ops.usage}`)
     }
     if (ops?.options) {
-      info(`
+      console.info(`
         Options: 
       `)
+      const padLen = getPadLength(ops.options)
       for (const [flags, description] of Object.entries(ops.options)) {
-        info(`    ${chalk.blue(flags)}:   ${description}`)
+        console.info(
+          `\n    ${chalk.blue(flags.padEnd(padLen))}:  ${description}`
+        )
       }
     }
   }
-  info('')
+  console.info('')
 }

packages/cli-plugin-command-help/src/pad.ts

@@ -0,0 +1,7 @@
+export function getPadLength(obj: Record<string, any>): number {
+  let longest = 10
+  for (const name in obj) {
+    if (name.length + 1 > longest) longest = name.length + 1
+  }
+  return longest
+}

packages/cli/src/Cli.ts

@@ -25,7 +25,7 @@ class Cli {
   async setupCli(): Promise<void> {
     if (this.initialized) return
     this.initialized = true
-    // load plugin
+    // 0. load plugin
     this.plugins = await this.resolvePlugins()
     // 1. load config
     await this.ConfigManager.loadUserConfig()
@@ -53,7 +53,7 @@ class Cli {
     }
     const builtInPlugins = []
     const builtInMap = ['@xus/cli-plugin-command-help']
-    for (const pkgName in builtInMap) {
+    for (const pkgName of builtInMap) {
       const plugin = await toPlugin(pkgName)
       if (plugin) {
         builtInPlugins.push(plugin)

packages/cli/src/utils/logger.ts

@@ -1,3 +1,4 @@
+import chalk from 'chalk'
 type LoggerType = 'warn' | 'error' | 'info'
 
 function logger(type: LoggerType = 'info') {
@@ -8,18 +9,18 @@ function logger(type: LoggerType = 'info') {
 
 export function warn(msg: string): void {
   logger('warn')(`
-    [xus-cli Warning]: ${msg}
+    ${chalk.yellow(`[xus-cli Warning]`)}: ${msg}
   `)
 }
 
 export function error(msg: string): void {
   logger('error')(`
-    [xus-cli error]: ${msg}
+    ${chalk.red(`[xus-cli error]`)}: ${msg}
   `)
 }
 
 export function info(msg: string): void {
   logger('info')(`
-    [xus-cli info]: ${msg}
+    ${chalk.green(`[xus-cli info]`)}: ${msg}
   `)
 }

packages/cli/src/utils/module.ts

@@ -8,5 +8,5 @@ export async function loadModule<T = any>(
   } catch (err) {
     error = err
   }
-  return [error, moduleContent.default || null]
+  return [error, moduleContent?.default || null]
 }

packages/cli/src/xus.ts

@@ -9,6 +9,7 @@ const rawArgs = process.argv.slice(2)
 const args = minimist(rawArgs)
 const commandName = args._[0]
 // 3. run commander
-cli.run(commandName, args, rawArgs).catch(() => {
+cli.run(commandName, args, rawArgs).catch((err) => {
+  console.log(err)
   process.exit(1)
 })