feat: added isValidUrl util

Author: devlargs

README.md

@@ -71,6 +71,22 @@ console.log(isValidEmail(email1)); // true
 console.log(isValidEmail(email2)); // false
 ```
 
+### `isValidHttpUrl`
+
+Validates if a given string is a valid URL
+
+**Usage:**
+
+```typescript
+import { isValidHttpUrl } from "largs-utils";
+
+isValidHttpUrl("https://google.com"); // true
+isValidHttpUrl("http://example.com"); // true
+isValidHttpUrl("ftp://fileserver.com"); // false
+isValidHttpUrl("javascript:alert(1)"); // false
+isValidHttpUrl("random-string"); // false
+```
+
 ### `shuffleArray `
 
 Randomly shuffles the elements of an array.

src/__tests__/isValidHttpUrl.test.ts

@@ -0,0 +1,25 @@
+import { isValidHttpUrl } from "../isValidHttpUrl";
+
+describe("isValidHttpUrl", () => {
+  it("should return true for valid http and https URLs", () => {
+    expect(isValidHttpUrl("https://google.com")).toBe(true);
+    expect(isValidHttpUrl("http://example.com")).toBe(true);
+  });
+
+  it("should return false for non-http(s) URLs", () => {
+    expect(isValidHttpUrl("ftp://fileserver.com")).toBe(false);
+    expect(isValidHttpUrl("file:///Users/yourname/file.txt")).toBe(false);
+    expect(isValidHttpUrl("javascript:alert(1)")).toBe(false);
+  });
+
+  it("should return false for invalid URLs", () => {
+    expect(isValidHttpUrl("not-a-link")).toBe(false);
+    expect(isValidHttpUrl("random string")).toBe(false);
+    expect(isValidHttpUrl("")).toBe(false);
+  });
+
+  it("should return false for URLs missing protocol", () => {
+    expect(isValidHttpUrl("www.google.com")).toBe(false);
+    expect(isValidHttpUrl("google.com")).toBe(false);
+  });
+});

src/index.ts

@@ -2,5 +2,6 @@ export { camelToSentenceCase } from "./camelToSentenceCase";
 export { coercedGet } from "./coercedGet";
 export { generatePrefixedId } from "./generatePrefixedId";
 export { isValidEmail } from "./isValidEmail";
+export { isValidHttpUrl } from "./isValidHttpUrl";
 export { shuffleArray } from "./shuffleArray";
 export { toKebabCase } from "./toKebabCase";

src/isValidHttpUrl.ts

@@ -0,0 +1,8 @@
+export const isValidHttpUrl = (string: string) => {
+  try {
+    const url = new URL(string);
+    return url.protocol === "http:" || url.protocol === "https:";
+  } catch (_) {
+    return false;
+  }
+};