Method prepare

snowpack/src/types.ts:382–382

* Do any work needed before starting the dev server or build. Either will wait * for this to complete before continuing. Example: For "local", this involves * running esinstall (if needed) to prepare your local dependencies as ESM.

()

   * running esinstall (if needed) to prepare your local dependencies as ESM.
   */
  prepare(): Promise<void>;
  /**
   * Like prepare(), but only looks at a single file and meant to run at anytime,
   * usually after the server has already started and is running.