refactor: change separate tools by category

core/stdlib/src/async/sleep/index.ts

@@ -0,0 +1,21 @@
+/**
+ * @name sleep
+ * @category Async
+ * @description Delays the execution of the current function by the specified amount of time
+ * 
+ * @param {number} ms - The amount of time to delay the execution of the current function
+ * @returns {Promise<void>} - A promise that resolves after the specified amount of time
+ * 
+ * @example
+ * await sleep(1000);
+ * 
+ * @example
+ * sleep(1000).then(() => {
+ *  console.log('Hello, World!');
+ * });
+ * 
+ * @since 0.0.3
+ */
+export function sleep(ms: number): Promise<void> {
+  return new Promise((resolve) => setTimeout(resolve, ms));
+}