FEAT: Rust Email Script Added (HarshCasper#1312)

Author: Harshil-Jani

Rust/README.md

@@ -1,2 +1,6 @@
-# Rust
+<div align="center"><img src="https://user-images.githubusercontent.com/79367883/156792782-fa762f01-183f-4ab5-ae61-d333b052bff9.png" alt="Rust_Logo"  /></div>
 
+## Rust Scripts associated with this project:
+
+- [Youtube_Downloader](./Youtube_Downloader/)
+- [Email_Validator](./email-validator/)

Rust/email-validator/Cargo.lock

@@ -0,0 +1,10 @@
+[package]
+name = "email-validator"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+regex = "1"
+colored = "2"

Rust/email-validator/Cargo.toml

@@ -0,0 +1,24 @@
+# Email Validator
+
+This Rust Script will apply checks on the Email Addresses which in case turns out to be invalid then we can throw errors and add this feature wherever we think of using Rust as Backend.
+
+## Install
+
+- Get the file on your System.
+- Setup Cargo
+- Run `Cargo run` and you are good to go.
+
+## Dependencies
+
+Script depends on the following crates (downloaded automatically by cargo):
+
+- `regex`
+- `colored`
+
+## Running
+
+Build the project using `cargo build`. The binary will be present in `./target/debug/ytdl`.
+
+## Author
+
+Harshil Jani

Rust/email-validator/README.md

@@ -0,0 +1,44 @@
+extern crate regex;
+extern crate colored;
+use std::io;
+use regex::Regex;
+use colored::*;
+
+fn main() {
+    println!("Enter your E-mail Address : ");
+    let mut mail =  String::new();
+    io::stdin().read_line(&mut mail).expect("Provide Valid Mail ID !");
+    let chunks: Vec<_> = mail.split('@').collect();
+    let mut count : u32 = 0;
+    let mut pre;
+    let mut post;
+    for s in chunks{
+        if count==2 {
+            println!("{}","Invalid Mail ID".red());
+            return
+        }
+        if count==0 {
+            pre = s;
+            let mut pre_check : bool;
+            let pre_regex = Regex::new(r"^[A-Za-z]+").unwrap();
+            pre_check = pre_regex.is_match(pre);
+           if pre_check == false {
+               println!("{}","Email Address Must start with a character word only !".red());
+               return
+           }
+        }else{
+             post = s;
+             let domains: Vec<_> = post.split('.').collect();
+             for domain in domains{
+                 let post_regex = Regex::new(r"^[a-z]+$|\n$").unwrap();
+                 let post_check = post_regex.is_match(domain);
+                 if post_check == false{
+                     println!("{}","The Domain name is not allowed !".red());
+                     return
+                 }
+             }
+        }
+        count += 1;
+    }
+    println!("{}","The Email Address Provided is available".green());
+}