gilles-leblanc

// main.rs

struct Counter {
    hits: u32,
}

trait Logger {
    // Log relevant message to standard output
    fn log(&self, message: String);

gilles-leblanc

struct Counter {
    hits: u32,
}

trait Logger {
    // Log relevant message to standard output
    fn log(&self, message: String);

    // Write some relevant information about self to log
    fn write_state_to_log(&self);

gilles-leblanc

// enums2.rs
use std::rand::Rng;
use std::rand;

enum CoordinateFormula {
  FirstIteration,
  SecondIteration,
  SubsequentIteration,
}

gilles-leblanc

fn main() {
  let mut coordinate_formula = CoordinateFormula::new();

  let (x1, y1) = coordinate_formula.calculate_coordinates(40);
  println!("x {0} y {1}", x1, y1);
  coordinate_formula = coordinate_formula.change_iteration();

  let (x2, y2) = coordinate_formula.calculate_coordinates(40);
  println!("x {0} y {1}", x2, y2);
  coordinate_formula = coordinate_formula.change_iteration();

gilles-leblanc

use std::rand::Rng;
use std::rand;

enum CoordinateFormula {
  FirstIteration,
  SecondIteration,
  SubsequentIteration,
}

impl CoordinateFormula {

gilles-leblanc

enum Iteration {
  Initial,
  NonInitial,
}

impl Iteration {
  fn new() -> Iteration {
    Initial
  }

gilles-leblanc

fn factorial(number: int) -> int {
  match number {
    0 => 1,
    x => x * factorial(x - 1),
  }
}

fn fibonacci(number: int) -> int {
  match number {
    0 => 1,

gilles-leblanc

match number {
  2 => println!("It's two!"),
  x if x < 10 => println!("lower than ten"),
  11..12 => println!("eleven or twelve"),
  _ => println!("anythingelse"),
}

gilles-leblanc

let number = 5;

match number {
  1 => println!("1"),
  2 => println!("2"),
  _ => println!("anythingelse"),
}

gilles-leblanc

// pattern_matching.rs
fn main() {
  let number = 5;

  // basic 'switch statement like behaviour
  match number {
    1 => println!("1"),
    2 => println!("2"),
    _ => println!("anythingelse"),
  }