iife.cjs
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iife.cjs
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	// Test arrow function IIFE (Immediately Invoked Function Expression)

	// Basic IIFE with no parameters
	let result1 = (() => 43)();
	console.log("Basic IIFE:", result1); // Should be 43

	// IIFE with expression body
	let result2 = (() => 10 + 5)();
	console.log("Expression IIFE:", result2); // Should be 15

	// IIFE with block body
	let result3 = (() => { return 99; })();
	console.log("Block IIFE:", result3); // Should be 99

	// IIFE with parameters
	let result4 = ((x) => x * 2)(21);
	console.log("IIFE with param:", result4); // Should be 42

	// IIFE with multiple parameters
	let result5 = ((a, b) => a + b)(30, 12);
	console.log("IIFE with multiple params:", result5); // Should be 42

	// Nested IIFE
	let result6 = (() => (() => 7)())();
	console.log("Nested IIFE:", result6); // Should be 7

	// IIFE returning object (like module pattern)
	let counter = (() => {
	let count = 0;
	return {
	increment: () => { count = count + 1; return count; },
	get: () => count
	};
	})();

	console.log("Counter initial:", counter.get()); // Should be 0
	console.log("Counter after increment:", counter.increment()); // Should be 1
	console.log("Counter after increment:", counter.increment()); // Should be 2
	console.log("Counter value:", counter.get()); // Should be 2

	// Complex expression in IIFE
	let result7 = ((x, y) => x * 2 + y * 3)(5, 10);
	console.log("Complex expression:", result7); // Should be 40

	console.log("\nAll arrow function IIFE tests completed!");