Rename the TS options interface an export the unexported types

This is a backwards compatible change as the options interface was not previously exported.

index.d.ts

@@ -1,13 +1,13 @@
 /// <reference lib="dom"/>
 
-interface ClearablePromise<T> extends Promise<T> {
+export interface ClearablePromise<T> extends Promise<T> {
 	/**
 	 * Clears the delay and settles the promise.
 	 */
 	clear(): void;
 }
 
-interface DelayOptions {
+export interface Options {
 	/**
 	 * An optional AbortSignal to abort the delay.
 	 * If aborted, the Promise will be rejected with an AbortError.
@@ -22,15 +22,15 @@ declare const delay: {
 	 * @param milliseconds - Milliseconds to delay the promise.
 	 * @returns A promise which resolves after the specified `milliseconds`.
 	 */
-	(milliseconds: number, options?: DelayOptions): ClearablePromise<void>;
+	(milliseconds: number, options?: Options): ClearablePromise<void>;
 
 	/**
 	 * Create a promise which resolves after the specified `milliseconds`.
 	 *
 	 * @param milliseconds - Milliseconds to delay the promise.
 	 * @returns A promise which resolves after the specified `milliseconds`.
 	 */
-	<T>(milliseconds: number, options?: DelayOptions & {
+	<T>(milliseconds: number, options?: Options & {
 		/** Value to resolve in the returned promise. */
 		value: T
 	}): ClearablePromise<T>;
@@ -42,7 +42,7 @@ declare const delay: {
 	 * @returns A promise which rejects after the specified `milliseconds`.
 	 */
 	// TODO: Allow providing value type after https://github.com/Microsoft/TypeScript/issues/5413 will be resolved.
-	reject(milliseconds: number, options?: DelayOptions & {
+	reject(milliseconds: number, options?: Options & {
 		/** Value to reject in the returned promise. */
 		value?: any
 	}): ClearablePromise<never>;