claude-code

scripts/package-npm.ts

@@ -0,0 +1,91 @@
+// scripts/package-npm.ts
+// Generate a publishable npm package in dist/npm/
+//
+// Usage: bun scripts/package-npm.ts
+//
+// Prerequisites: run `bun run build:prod` first to generate dist/cli.mjs
+
+import { readFileSync, writeFileSync, mkdirSync, copyFileSync, existsSync, chmodSync } from 'fs'
+import { resolve } from 'path'
+
+// Bun: import.meta.dir — Node 21+: import.meta.dirname — fallback
+const __dir: string =
+  (import.meta as ImportMeta & { dir?: string; dirname?: string }).dir ??
+  (import.meta as ImportMeta & { dir?: string; dirname?: string }).dirname ??
+  new URL('.', import.meta.url).pathname
+
+const ROOT = resolve(__dir, '..')
+const DIST = resolve(ROOT, 'dist')
+const NPM_DIR = resolve(DIST, 'npm')
+const CLI_BUNDLE = resolve(DIST, 'cli.mjs')
+
+function main() {
+  // Verify the bundle exists
+  if (!existsSync(CLI_BUNDLE)) {
+    console.error('Error: dist/cli.mjs not found. Run `bun run build:prod` first.')
+    process.exit(1)
+  }
+
+  // Read source package.json
+  const srcPkg = JSON.parse(readFileSync(resolve(ROOT, 'package.json'), 'utf-8'))
+
+  // Create npm output directory
+  mkdirSync(NPM_DIR, { recursive: true })
+
+  // Copy the bundled CLI
+  copyFileSync(CLI_BUNDLE, resolve(NPM_DIR, 'cli.mjs'))
+  chmodSync(resolve(NPM_DIR, 'cli.mjs'), 0o755)
+
+  // Copy source map if it exists
+  const sourceMap = resolve(DIST, 'cli.mjs.map')
+  if (existsSync(sourceMap)) {
+    copyFileSync(sourceMap, resolve(NPM_DIR, 'cli.mjs.map'))
+  }
+
+  // Generate a publishable package.json
+  const npmPkg = {
+    name: srcPkg.name || '@anthropic-ai/claude-code',
+    version: srcPkg.version || '0.0.0',
+    description: srcPkg.description || 'Anthropic Claude Code CLI',
+    license: 'MIT',
+    type: 'module',
+    main: './cli.mjs',
+    bin: {
+      claude: './cli.mjs',
+    },
+    engines: {
+      node: '>=20.0.0',
+    },
+    os: ['darwin', 'linux', 'win32'],
+    files: [
+      'cli.mjs',
+      'cli.mjs.map',
+      'README.md',
+    ],
+  }
+
+  writeFileSync(
+    resolve(NPM_DIR, 'package.json'),
+    JSON.stringify(npmPkg, null, 2) + '\n',
+  )
+
+  // Copy README if it exists
+  const readme = resolve(ROOT, 'README.md')
+  if (existsSync(readme)) {
+    copyFileSync(readme, resolve(NPM_DIR, 'README.md'))
+  }
+
+  // Summary
+  const bundleSize = readFileSync(CLI_BUNDLE).byteLength
+  const sizeMB = (bundleSize / 1024 / 1024).toFixed(2)
+
+  console.log('npm package generated in dist/npm/')
+  console.log(`  package:  ${npmPkg.name}@${npmPkg.version}`)
+  console.log(`  bundle:   cli.mjs (${sizeMB} MB)`)
+  console.log(`  bin:      claude → ./cli.mjs`)
+  console.log('')
+  console.log('To publish:')
+  console.log('  cd dist/npm && npm publish')
+}
+
+main()