fix: display help before detect agent (#111)

Co-authored-by: Anthony Fu <anthonyfu117@hotmail.com>

src/parse.ts

@@ -1,6 +1,3 @@
-/* eslint-disable no-console */
-import c from 'kleur'
-import { version } from '../package.json'
 import type { Agent, Command } from './agents'
 import { AGENTS } from './agents'
 import { exclude } from './utils'
@@ -25,25 +22,6 @@ export function getCommand(
 }
 
 export const parseNi = <Runner>((agent, args, ctx) => {
-  if (args.length === 1 && (args[0] === '--version' || args[0] === '-v')) {
-    console.log(`@antfu/ni v${version}`)
-    process.exit(0)
-  }
-
-  if (args.length === 1 && (args[0] === '--help' || args[0] === '-h')) {
-    const dash = c.dim('-')
-    console.log(c.green(c.bold('ni')) + c.dim(' use the right package manager\n'))
-    console.log(`ni   ${dash}  install`)
-    console.log(`nr   ${dash}  run`)
-    console.log(`nx   ${dash}  execute`)
-    console.log(`nu   ${dash}  upgrade`)
-    console.log(`nun  ${dash}  uninstall`)
-    console.log(`nci  ${dash}  clean install`)
-    console.log(`na   ${dash}  agent alias`)
-    console.log(c.yellow('\ncheck https://github.com/antfu/ni for more documentation.'))
-    process.exit(0)
-  }
-
   // bun use `-d` instead of `-D`, #90
   if (agent === 'bun')
     args = args.map(i => i === '-D' ? '-d' : i)

src/runner.ts

@@ -1,6 +1,9 @@
+/* eslint-disable no-console */
 import { resolve } from 'path'
 import prompts from 'prompts'
 import { execaCommand } from 'execa'
+import c from 'kleur'
+import { version } from '../package.json'
 import type { Agent } from './agents'
 import { agents } from './agents'
 import { getDefaultAgent, getGlobalAgent } from './config'
@@ -35,6 +38,25 @@ export async function run(fn: Runner, args: string[], options: DetectOptions = {
   let cwd = process.cwd()
   let command
 
+  if (args.length === 1 && (args[0] === '--version' || args[0] === '-v')) {
+    console.log(`@antfu/ni v${version}`)
+    return
+  }
+
+  if (args.length === 1 && ['-h', '--help'].includes(args[0])) {
+    const dash = c.dim('-')
+    console.log(c.green(c.bold('@antfu/ni')) + c.dim(` use the right package manager v${version}\n`))
+    console.log(`ni   ${dash}  install`)
+    console.log(`nr   ${dash}  run`)
+    console.log(`nx   ${dash}  execute`)
+    console.log(`nu   ${dash}  upgrade`)
+    console.log(`nun  ${dash}  uninstall`)
+    console.log(`nci  ${dash}  clean install`)
+    console.log(`na   ${dash}  agent alias`)
+    console.log(c.yellow('\ncheck https://github.com/antfu/ni for more documentation.'))
+    return
+  }
+
   if (args[0] === '-C') {
     cwd = resolve(cwd, args[1])
     args.splice(0, 2)
@@ -70,7 +92,6 @@ export async function run(fn: Runner, args: string[], options: DetectOptions = {
     command = voltaPrefix.concat(' ').concat(command)
 
   if (debug) {
-    // eslint-disable-next-line no-console
     console.log(command)
     return
   }