Function injectEnvironmentToHooks

packages/vite/src/node/build.ts:1274–1320

(
  environment: Environment,
  chunkMetadataMap: ChunkMetadataMap,
  plugin: Plugin,
)

}

export function injectEnvironmentToHooks(
  environment: Environment,
  chunkMetadataMap: ChunkMetadataMap,
  plugin: Plugin,
): Plugin {
  const { resolveId, load, transform } = plugin

  // the plugin can be a class instance (e.g. native plugins)
  const clone: Plugin = Object.assign(
    Object.create(Object.getPrototypeOf(plugin)),
    plugin,
  )

  for (const hook of Object.keys(clone) as RollupPluginHooks[]) {
    switch (hook) {
      case 'resolveId':
        clone[hook] = wrapEnvironmentResolveId(
          environment,
          resolveId,
          plugin.name,
        )
        break
      case 'load':
        clone[hook] = wrapEnvironmentLoad(environment, load, plugin.name)
        break
      case 'transform':
        clone[hook] = wrapEnvironmentTransform(
          environment,
          transform,
          plugin.name,
        )
        break
      default:
        if (ROLLUP_HOOKS.includes(hook)) {
          ;(clone as any)[hook] = wrapEnvironmentHook(
            environment,
            chunkMetadataMap,
            plugin,
            hook,
          )
        }
        break
    }
  }

  return clone
}

type AbstractHook<Handler extends Function> = {
  handler: Handler