Function findNearestNodeModules

packages/vite/src/node/packages.ts:239–252

(basedir: string)

}

export function findNearestNodeModules(basedir: string): string | null {
  while (basedir) {
    const pkgPath = path.join(basedir, 'node_modules')
    if (tryStatSync(pkgPath)?.isDirectory()) {
      return pkgPath
    }

    const nextBasedir = path.dirname(basedir)
    if (nextBasedir === basedir) break
    basedir = nextBasedir
  }

  return null
}

export function watchPackageDataPlugin(packageCache: PackageCache): Plugin {
  // a list of files to watch before the plugin is ready