Intlayer

import { readFile } from 'node:fs/promises'; import { builtinModules, createRequire } from 'node:module'; import { join } from 'node:path'; import type { ESBuildPlugin } from '@intlayer/config'; import { bundleFile, configESMxCJSRequire, getProjectRequire, isESModule, } from '@intlayer/config'; import type { IntlayerConfig } from '@intlayer/types'; /** * Rewrites selected bare specifiers (and any of their subpaths) to absolute file paths, * using the provided localeRequire (either createRequire(import.meta.url) or require). * * Example: * rewritePathsPlugin(["@intlayer/config", "@intlayer/core"], localeRequire) * …will also rewrite "@intlayer/core/file" etc. */ const rewritePathsPlugin = ( replaceModules: Record<string, string>, excludeModules?: string[] ): ESBuildPlugin => { return { name: 'rewrite-paths', setup(build) { build.onResolve({ filter: /.*/ }, (args) => { const exact = replaceModules[args.path]; if (excludeModules?.includes(args.path)) { return null; } if (exact) { return { path: exact, namespace: 'intlayer-replace-modules', external: true, // ← prevents onLoad requirement }; } // Optional: support subpaths like "@intlayer/core/xyz" for (const key of Object.keys(replaceModules)) { if (args.path === key || args.path.startsWith(`${key}/`)) { const sub = args.path.slice(key.length); // '' or '/...' return { path: replaceModules[key] + sub, namespace: 'intlayer-replace-modules', external: true, // ← prevents onLoad requirement }; } } }); }, }; }; /** * Get the intlayer bundle to embed @intlayer/core and be able to mock @intlayer/config/built to mock the configuration file. */ export const getIntlayerBundle = async (configuration: IntlayerConfig) => { const rootRequire = getProjectRequire(configuration.content.baseDir); const configPackageRequire = configESMxCJSRequire; const localRequire = isESModule ? createRequire(import.meta.url) : require; const configurationPath = join( configuration.content.configDir, `configuration.json` ); const replaceModules = { defu: configPackageRequire.resolve('defu'), esbuild: configPackageRequire.resolve('esbuild'), '@intlayer/config/built': configurationPath, '@intlayer/config': localRequire.resolve('@intlayer/config'), '@intlayer/config/client': localRequire.resolve('@intlayer/config/client'), '@intlayer/core/file': localRequire.resolve('@intlayer/core/file'), }; const filePath = rootRequire.resolve('intlayer'); const code = await readFile(filePath, 'utf-8'); const output = await bundleFile(code, filePath, { external: [ ...builtinModules, ...builtinModules.map((mod) => `node:${mod}`), ], minify: true, plugins: [rewritePathsPlugin(replaceModules)], }); return output ?? ''; };