chore: migrate minimist to cac

Author: antfu

packages/cli/package.json

@@ -43,10 +43,9 @@
   "dependencies": {
     "@shikijs/vscode-textmate": "catalog:prod",
     "ansis": "catalog:prod",
-    "minimist": "catalog:prod",
+    "cac": "catalog:prod",
     "shiki": "workspace:*"
   },
   "devDependencies": {
-    "@types/minimist": "catalog:types"
   }
 }

packages/cli/src/cli.ts

@@ -2,24 +2,29 @@ import type { BundledLanguage } from 'shiki'
 import fs from 'node:fs/promises'
 import { parse } from 'node:path'
 import process from 'node:process'
-import minimist from 'minimist'
+import cac from 'cac'
+import { version } from '../package.json'
 import { codeToANSI } from './code-to-ansi'
 
 export async function run(
-  argv = process.argv.slice(2),
+  argv = process.argv,
   log = console.log,
 ): Promise<void> {
-  const options = minimist(argv)
-  const {
-    theme = 'vitesse-dark',
-    lang = undefined,
-    _: files = [],
-  } = options
+  const cli = cac('shiki')
+
+  cli
+    .option('--theme <theme>', 'Color theme to use', { default: 'vitesse-dark' })
+    .option('--lang <lang>', 'Programming language')
+    .help()
+    .version(version)
+
+  const { options, args } = cli.parse(argv)
+  const files = args
 
   const codes = await Promise.all(files.map(async (path) => {
     const content = await fs.readFile(path, 'utf-8')
-    const ext = lang || parse(path).ext.slice(1)
-    return await codeToANSI(content, ext as BundledLanguage, theme)
+    const ext = options.lang || parse(path).ext.slice(1)
+    return await codeToANSI(content, ext as BundledLanguage, options.theme)
   }))
 
   for (const code of codes)

pnpm-lock.yaml

@@ -86,8 +86,6 @@ catalogs:
     '@shikijs/vscode-textmate': ^10.0.2
     ansis: ^3.17.0
     cac: ^6.7.14
-    # TODO: replace this with cac
-    minimist: ^1.2.8
     oniguruma-to-es: ^4.1.0
 
   testing:
@@ -106,7 +104,6 @@ catalogs:
     '@types/js-yaml': ^4.0.9
     '@types/markdown-it': ^14.1.2
     '@types/mdast': ^4.0.4
-    '@types/minimist': ^1.2.5
     '@types/node': ^22.13.10
     '@types/unist': ^3.0.3