Create to-be-or-not-to-be.ts

Author: kamyu104

TypeScript/to-be-or-not-to-be.ts

@@ -0,0 +1,24 @@
+// Time:  O(1)
+// Space: O(1)
+
+type ToBeOrNotToBe = {
+    toBe: (val: any) => boolean;
+    notToBe: (val: any) => boolean;
+};
+
+function expect(val: any): ToBeOrNotToBe {
+    return {
+        toBe: (val2: any): boolean => {
+            if (val !== val2) {
+                throw new Error("Not Equal");
+            }
+            return true;            
+        },
+        notToBe: (val2: any): boolean => {
+            if (val === val2) {
+                throw new Error("Equal");
+            }
+            return true;            
+        }
+    };
+};