added regex for link validation

Author: s54a

Readme.md

@@ -100,7 +100,7 @@ _(Note: The name must match exactly.)_
 **Templates can also be added from GitHub with:**
 
 ```bash
-init -c "https://github.com/user/repoitoryName"
+init -c "https://github.com/user/repoitoryName.git"
 ```
 
 ##### Example
@@ -109,6 +109,13 @@ init -c "https://github.com/user/repoitoryName"
 
 This process involves cloning the repository into the current terminal directory, removing the .git folder from the cloned repository, executing the init -a "repoName" command to create a copy in the templates folder, and then deleting the cloned repository folder from the current terminal location.
 
+I have used this Regex to verify if the given string is a link or not.
+
+```js
+const urlRegex =
+  /^(https?|ftp):\/\/(([a-z\d]([a-z\d-]*[a-z\d])?\.)+[a-z]{2,}|localhost)(\/[-a-z\d%_.~+]*)*(\?[;&a-z\d%_.~+=-]*)?(\#[-a-z\d_]*)?$/i;
+```
+
 The reason it performs all these steps is because I attempted to accomplish it in a simpler manner but couldn't find one.
 
 **To see all the Commands (Help)**
@@ -232,7 +239,7 @@ const [, , ...args] = process.argv;
 
 const options = {
   condition: null,
-  folderPath: null,
+  folderPathOrNameOrLink: null,
   nodeFlagParam: "",
 };
 
@@ -247,7 +254,7 @@ for (let i = 0; i < args.length; i++) {
       break;
     case "-h":
       options.condition = arg;
-      options.folderPath = "";
+      options.folderPathOrNameOrLink = "";
       break;
     case "-y":
       // Check if the previous option was '-a'
@@ -263,7 +270,7 @@ for (let i = 0; i < args.length; i++) {
         console.error(`Invalid option: ${arg}`);
         process.exit(1);
       } else {
-        options.folderPath = arg;
+        options.folderPathOrNameOrLink = arg;
       }
       break;
   }
@@ -422,7 +429,17 @@ if (!condition) {
     });
   };
 
+  const urlRegex =
+    /^(https?|ftp):\/\/(([a-z\d]([a-z\d-]*[a-z\d])?\.)+[a-z]{2,}|localhost)(\/[-a-z\d%_.~+]*)*(\?[;&a-z\d%_.~+=-]*)?(\#[-a-z\d_]*)?$/i;
+
   const repoLink = process.argv[3];
+
+  if (!urlRegex.test(repoLink)) {
+    console.log("Invalid repository link provided.");
+    process.exit(1);
+  } else {
+    console.log("Repository link is valid.");
+  }
   const gitCommand = `git clone --depth 1 ${repoLink}`;
   let projectName;
 
@@ -541,7 +558,7 @@ ${chalk.bold.underline.white("Package Commands:")}
 ```json
 {
   "name": "@s54a/init",
-  "version": "4.0.0",
+  "version": "4.2.0",
   "description": "Project Initializer",
   "main": "./index.js",
   "type": "module",

index.js

@@ -40,7 +40,7 @@ const [, , ...args] = process.argv;
 
 const options = {
   condition: null,
-  folderPath: null,
+  folderPathOrNameOrLink: null,
   nodeFlagParam: "",
 };
 
@@ -55,7 +55,7 @@ for (let i = 0; i < args.length; i++) {
       break;
     case "-h":
       options.condition = arg;
-      options.folderPath = "";
+      options.folderPathOrNameOrLink = "";
       break;
     case "-y":
       // Check if the previous option was '-a'
@@ -71,7 +71,7 @@ for (let i = 0; i < args.length; i++) {
         console.error(`Invalid option: ${arg}`);
         process.exit(1);
       } else {
-        options.folderPath = arg;
+        options.folderPathOrNameOrLink = arg;
       }
       break;
   }
@@ -230,7 +230,17 @@ if (!condition) {
     });
   };
 
+  const urlRegex =
+    /^(https?|ftp):\/\/(([a-z\d]([a-z\d-]*[a-z\d])?\.)+[a-z]{2,}|localhost)(\/[-a-z\d%_.~+]*)*(\?[;&a-z\d%_.~+=-]*)?(\#[-a-z\d_]*)?$/i;
+
   const repoLink = process.argv[3];
+
+  if (!urlRegex.test(repoLink)) {
+    console.log("Invalid repository link provided.");
+    process.exit(1);
+  } else {
+    console.log("Repository link is valid.");
+  }
   const gitCommand = `git clone --depth 1 ${repoLink}`;
   let projectName;
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@s54a/init",
-  "version": "4.0.0",
+  "version": "4.2.0",
   "description": "Project Initializer",
   "main": "./index.js",
   "type": "module",