better CLI usage

packages/create-freesewing-pattern/lib/index.js

@@ -1,47 +1,76 @@
 #!/usr/bin/env node
 'use strict'
 
-const meow = require('meow')
+const program = require('commander')
+const { version } = require('../package')
 
-const getLibraryDefaults = require('./get-library-defaults')
+const getDefaultLibraryParams = require('./get-default-library-params')
 const createLibrary = require('./create-library')
-const promptLibraryInfo = require('./prompt-library-info')
+const promptLibraryParams = require('./prompt-library-params')
 
 module.exports = async () => {
-  const defaults = await getLibraryDefaults()
-  const info = await promptLibraryInfo(defaults)
-  await createLibrary(info)
+  const defaults = await getDefaultLibraryParams()
 
-  return info
-}
+  program
+    .name('create-react-library')
+    .version(version)
+    .usage('[options] [package-name]')
+    .option('-d, --desc <string>', 'package description')
+    .option('-a, --author <string>', 'author\'s github handle', defaults.author)
+    .option('-l, --license <string>', 'package license', defaults.license)
+    .option('-r, --repo <string>', 'package repo path')
+    .option('-m, --manager <npm|yarn>', 'package manager to use', /^(npm|yarn)$/, defaults.manager)
+    .option('-s, --skip-prompts', 'skip all prompts (must provide package-name via cli)')
+    .parse(process.argv)
 
-meow(`
-  Usage
-    $ create-react-library
-`)
+  const opts = {
+    description: program.desc,
+    author: program.author,
+    license: program.license,
+    repo: program.repo,
+    manager: program.manager,
+    skipPrompts: program.skipPrompts
+  }
 
-module.exports()
-  .then((info) => {
-    console.log(`
+  Object.keys(opts).forEach((key) => {
+    if (!opts[key] && defaults[key]) {
+      opts[key] = defaults[key]
+    }
+  })
 
-Your module has been created at ${info.dest}.
+  if (program.args.length === 1) {
+    opts.name = program.args[0]
+  } else if (program.args.length > 1) {
+    console.error('invalid arguments')
+    program.help()
+    process.exit(1)
+  }
+
+  const params = await promptLibraryParams(opts)
+  const lib = await createLibrary(params)
+
+  console.log(`
+
+Your module has been created at ${lib.dest}.
 
 To get started, in one tab, run:
-$ cd ${info.name} && ${info.manager} start
+$ cd ${lib.name} && ${lib.manager} start
 
 And in another tab, run the create-react-app devserver:
-$ cd ${info.name}/example && ${info.manager} start
+$ cd ${lib.name}/example && ${lib.manager} start
 `)
 
-    if (info.manager === 'npm') {
-      console.log(`
+  if (lib.manager === 'npm') {
+    console.log(`
 
-Because you're using npm, you'll need to publish a dummy version of ${info.name} first before you can "npm link" your package into the example app.
+Because you're using npm, you'll need to publish a dummy version of ${lib.name} first before you can "npm link" your package into the example app.
 `)
-    }
+  }
 
-    process.exit(0)
-  })
+  return lib
+}
+
+module.exports()
   .catch((err) => {
     console.error(err)
     process.exit(1)