Function cors

repos/effect/packages/effect/src/unstable/http/HttpRouter.ts:1155–1164

(
  options?: {
    readonly allowedOrigins?: ReadonlyArray<string> | undefined
    readonly allowedMethods?: ReadonlyArray<string> | undefined
    readonly allowedHeaders?: ReadonlyArray<string> | undefined
    readonly exposedHeaders?: ReadonlyArray<string> | undefined
    readonly maxAge?: number | undefined
    readonly credentials?: boolean | undefined
  } | undefined
)

   */
  export type Fn = (
    effect: Effect.Effect<HttpServerResponse.HttpServerResponse>
  ) => Effect.Effect<HttpServerResponse.HttpServerResponse>
}

/**
 * Middleware that applies CORS headers to the HTTP response.
 *
 * @category layers
 * @since 4.0.0
 */
export const cors = (
  options?: {
    readonly allowedOrigins?: ReadonlyArray<string> | undefined