refactor(tooling): [MOD-02] split library build and development into typed modules

scripts/projects.js

@@ -1,68 +1 @@
-import fs from 'node:fs'
-import path from 'node:path'
-import process from 'node:process'
-import prompts from 'prompts'
-
-export function getProjects(root = process.cwd()) {
-  const packages = path.join(root, 'packages')
-  return Object.fromEntries(fs.readdirSync(packages).sort()
-    .filter(name => name !== 'artplayer-vitepress' && fs.existsSync(path.join(packages, name, 'package.json')))
-    .map(name => [name, path.join(packages, name)]))
-}
-
-export function getEntryFile(projectDir) {
-  const entries = ['index.js', 'index.ts'].map(name => path.join(projectDir, 'src', name)).filter(file => fs.existsSync(file) && fs.statSync(file).isFile())
-  if (entries.length !== 1)
-    throw new Error(`${path.basename(projectDir)} must have exactly one src/index.js or src/index.ts; found ${entries.length}`)
-  return entries[0]
-}
-
-export function parseProjects(args, projects, command) {
-  const names = []
-  let open = true
-  let analyze = false
-  for (const arg of args) {
-    if (arg === '--no-open' && command === 'dev')
-      open = false
-    else if (arg === '--analyze' && command === 'build')
-      analyze = true
-    else if (arg === '--help')
-      return { help: true, names: [], open }
-    else if (arg !== '--')
-      names.push(arg)
-  }
-  if (names.includes('all')) {
-    if (command !== 'build' || names.length !== 1)
-      throw new Error('Use build all on its own; dev accepts one package')
-    return { names: Object.keys(projects), open, analyze }
-  }
-  for (const name of names) {
-    if (!Object.hasOwn(projects, name))
-      throw new Error(`Unknown package: ${name}. Use yarn ${command} --help`)
-  }
-  if (command === 'dev' && names.length > 1)
-    throw new Error('dev accepts one package')
-  return { names: [...new Set(names)], open, analyze }
-}
-
-export async function selectProjects(projects, command) {
-  const selection = parseProjects(process.argv.slice(2), projects, command)
-  if (selection.help) {
-    console.log(command === 'build' ? 'Usage: yarn build [all | package ...] [--analyze]' : 'Usage: yarn dev [package] [--no-open]')
-    return selection
-  }
-  if (!selection.names.length) {
-    if (!process.stdin.isTTY)
-      throw new Error(`Select a package explicitly in non-interactive mode: yarn ${command} artplayer`)
-    const { value } = await prompts({
-      type: 'select',
-      name: 'value',
-      message: `Which project do you want to ${command === 'build' ? 'build' : 'develop'}?`,
-      choices: Object.keys(projects).map(name => ({ title: name, value: name })),
-    })
-    selection.names = value ? [value] : []
-  }
-  for (const name of selection.names)
-    getEntryFile(projects[name])
-  return selection
-}
+export { getEntryFile, getProjects, parseProjects, selectProjects } from './library/projects.ts'