Function getPluginOptions

packages/typescript/src/options/plugin.ts:16–49

(options: RollupTypescriptOptions)

 * - `tslib`: ESM code from the tslib helper library (possibly custom).
 */
export const getPluginOptions = (options: RollupTypescriptOptions) => {
  const {
    cacheDir,
    exclude,
    include,
    filterRoot,
    noForceEmit,
    transformers,
    recreateTransformersOnRebuild,
    tsconfig,
    tslib,
    typescript,
    outputToFilesystem,
    compilerOptions,
    // previously was compilerOptions
    ...extra
  } = options;

  return {
    cacheDir,
    include,
    exclude,
    filterRoot,
    noForceEmit: noForceEmit || false,
    tsconfig,
    compilerOptions: { ...extra, ...compilerOptions } as PartialCompilerOptions,
    typescript: typescript || defaultTs,
    tslib: tslib || getTsLibPath(),
    transformers,
    // Only enable when explicitly set to true to avoid truthy string pitfalls in JS configs
    recreateTransformersOnRebuild: recreateTransformersOnRebuild === true,
    outputToFilesystem
  };
};