move file

src/main.rs

@@ -0,0 +1,57 @@
+use clap::{App, Arg};
+use rand::{thread_rng, Rng};
+
+fn generate_password(length: usize, lowercase: bool, uppercase: bool, special: bool, numeric: bool) -> String {
+    let mut password = String::new();
+    let mut rng = thread_rng();
+    let mut chars = Vec::new();
+    let lowercase_chars = "abcdefghijklmnopqrstuvwxyz";
+    let uppercase_chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
+    let special_chars = "!@#$%^&*()-_=+[{]}\\|;:'\",<.>/?";
+    let numeric_chars = "0123456789";
+    if lowercase {
+        chars.extend(lowercase_chars.chars());
+    }
+    if uppercase {
+        chars.extend(uppercase_chars.chars());
+    }
+    if special {
+        chars.extend(special_chars.chars());
+    }
+    if numeric {
+        chars.extend(numeric_chars.chars());
+    }
+    if chars.is_empty() {
+        // If no character types are specified, default to using all character types
+        chars.extend(lowercase_chars.chars());
+        chars.extend(uppercase_chars.chars());
+        chars.extend(special_chars.chars());
+        chars.extend(numeric_chars.chars());
+    }
+    for _ in 0..length {
+        let idx = rng.gen_range(0..chars.len());
+        password.push(chars[idx]);
+    }
+    password
+}
+
+fn main() {
+    let matches = App::new("pass2gen")
+        .about("Generate a random password")
+        .arg(Arg::with_name("length").help("Sets the length of the password").default_value("12").index(1))
+        .arg(Arg::with_name("lowercase").short("l").long("lowercase").help("Include lowercase letters"))
+        .arg(Arg::with_name("uppercase").short("u").long("uppercase").help("Include uppercase letters"))
+        .arg(Arg::with_name("special").short("s").long("special").help("Include special characters"))
+        .arg(Arg::with_name("numeric").short("n").long("numeric").help("Include numbers"))
+        .setting(clap::AppSettings::DisableVersion)
+        .get_matches();
+
+    let length = matches.value_of("length").unwrap().parse::<usize>().unwrap();
+    let lowercase = matches.is_present("lowercase");
+    let uppercase = matches.is_present("uppercase");
+    let special = matches.is_present("special");
+    let numeric = matches.is_present("numeric");
+
+    let password = generate_password(length, lowercase, uppercase, special, numeric);
+    println!("{}", password);
+}