Function federation

packages/lib/src/index.ts:36–212

(
  options: VitePluginFederationOptions
)

import { devExposePlugin } from './dev/expose-development'

export default function federation(
  options: VitePluginFederationOptions
): Plugin {
  options.filename = options.filename
    ? options.filename
    : DEFAULT_ENTRY_FILENAME

  let pluginList: PluginHooks[] = []
  let virtualMod
  let registerCount = 0

  function registerPlugins(mode: string, command: string) {
    if (mode === 'production' || command === 'build') {
      pluginList = [
        prodSharedPlugin(options),
        prodExposePlugin(options),
        prodRemotePlugin(options)
      ]
    } else if (mode === 'development' || command === 'serve') {
      pluginList = [
        devSharedPlugin(options),
        devExposePlugin(options),
        devRemotePlugin(options)
      ]
    }  else {
      pluginList = []
    }
    builderInfo.isHost = !!(
      parsedOptions.prodRemote.length || parsedOptions.devRemote.length
    )
    builderInfo.isRemote = !!(
      parsedOptions.prodExpose.length || parsedOptions.devExpose.length
    )
    builderInfo.isShared = !!(
      parsedOptions.prodShared.length || parsedOptions.devShared.length
    )

    let virtualFiles = {}
    pluginList.forEach((plugin) => {
      if (plugin.virtualFile) {
        virtualFiles = Object.assign(virtualFiles, plugin.virtualFile)
      }
    })
    virtualMod = virtual(virtualFiles)
  }

  return {
    name: 'originjs:federation',
    // for scenario vite.config.js build.cssCodeSplit: false
    // vite:css-post plugin will summarize all the styles in the style.xxxxxx.css file
    // so, this plugin need run after vite:css-post in post plugin list
    enforce: 'post',
    // apply:'build',
    options(_options) {
      // rollup doesnt has options.mode and options.command
      if (!registerCount++) {
        registerPlugins((options.mode = options.mode ?? 'production'), '')
      }