Initial commit

.gitignore

@@ -0,0 +1,2 @@
+/target
+/Cargo.lock

Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "password-generator"
+version = "1.0.0"
+edition = "2024"
+
+[dependencies]
+rand = "0.10.3"
+clap = { version = "4.6.7", features = ["derive"] }

src/main.rs

@@ -0,0 +1,56 @@
+use rand::RngExt;
+use clap::Parser;
+
+pub fn generate_password(
+    length: usize,
+    use_upper: bool,
+    use_lower: bool,
+    use_numbers: bool,
+    use_symbols: bool,
+) -> String {
+    let mut pool = String::new();
+    if use_upper { pool.push_str("ABCDEFGHIJKLMNOPQRSTUVWXYZ"); }
+    if use_lower { pool.push_str("abcdefghijklmnopqrstuvwxyz"); }
+    if use_numbers { pool.push_str("0123456789"); }
+    if use_symbols { pool.push_str("!@#$%^&*"); }
+
+    if pool.is_empty() {
+        return String::new();
+    }
+
+    let mut rng = rand::rng();
+    let chars_vec: Vec<char> = pool.chars().collect();
+
+    (0..length)
+        .map(|_| {
+            let idx = rng.random_range(0..chars_vec.len());
+            chars_vec[idx]
+        })
+        .collect()
+}
+
+#[derive(Parser, Debug)]
+#[command(author = "Lncvrt", version, about = "A simple password generator CLI. To disable the use of uppercases or other stuff do \"--uppercase\"", long_about = None)]
+struct Args {
+    #[arg(short, long, default_value_t = 8)]
+    length: usize,
+
+    #[arg(short, long, default_value_t = true, action = clap::ArgAction::SetFalse)]
+    uppercase: bool,
+
+    #[arg(short, long, default_value_t = true, action = clap::ArgAction::SetFalse)]
+    lowercase: bool,
+
+    #[arg(short, long, default_value_t = true, action = clap::ArgAction::SetFalse)]
+    numbers: bool,
+
+    #[arg(short, long, default_value_t = true, action = clap::ArgAction::SetFalse)]
+    symbols: bool,
+}
+
+fn main() {
+    let args = Args::parse();
+
+    println!("Length: {}, Uppercase: {}, Lowercase: {}, Numbers: {}, Symbols: {}", args.length, args.uppercase, args.lowercase, args.numbers, args.symbols);
+    println!("Generated Password: {}", generate_password(args.length, args.uppercase, args.lowercase, args.numbers, args.symbols))
+}