structs.rs

// Structs - Used to create custom data types

// Traditional Struct
// struct Color {
//   red: u8,
//   green: u8,
//   blue: u8,
// }

// Tuple Struct
// struct Color(u8, u8, u8);

struct Person {
    first_name: String,
    last_name: String,
  }
  
  impl Person {
    // Construct person
    fn new(first: &str, last: &str) -> Person {
      Person {
        first_name: first.to_string(),
        last_name: last.to_string(),
      }
    }
  
    // Get full name
    fn full_name(&self) -> String {
      format!("{} {}", self.first_name, self.last_name)
    }
  
    // Set last name
    fn set_last_name(&mut self, last: &str) {
      self.last_name = last.to_string();
    }
  
    // Name to tuple
    fn to_tuple(self) -> (String, String) {
      (self.first_name, self.last_name)
    }
  }
  
  pub fn run() {
    // let mut c = Color {
    //   red: 255,
    //   green: 0,
    //   blue: 0,
    // };
  
    // c.red = 200;
  
    // println!("Color: {} {} {}", c.red, c.green, c.blue);
  
    // let mut c = Color(255, 0, 0);
  
    // c.0 = 200;
  
    // println!("Color: {} {} {}", c.0, c.1, c.2);
  
    let mut p = Person::new("Mary", "Doe");
    println!("Person {}", p.full_name());
    p.set_last_name("Williams");
    println!("Person {}", p.full_name());
    println!("Person Tuple {:?}", p.to_tuple());
  }