extern crate mustache;
extern crate serde;
use std::io;
use mustache::MapBuilder;
#[derive(Serde)]
struct Planet {
    name: String,
}
fn main() {
    // First the string needs to be compiled.
    let template = mustache::compile_str("hello {{name}}").unwrap();
    // You can either use an encodable type to print "hello Mercury".
    let planet = Planet { name: "Mercury".into() };
    template.render(&mut io::stdout(), &planet).unwrap();
    println!("");
    // ... or you can use a builder to print "hello Venus".
    let data = MapBuilder::new()
        .insert_str("name", "Venus")
        .build();
    template.render_data(&mut io::stdout(), &data).unwrap();
    println!("");
    // ... you can even use closures.
    let mut planets = vec!("Jupiter", "Mars", "Earth");
    let data = MapBuilder::new()
        .insert_fn("name", move |_| {
            planets.pop().unwrap().into()
        })
        .build();
    // prints "hello Earth"
    template.render_data(&mut io::stdout(), &data).unwrap();
    println!("");
    // prints "hello Mars"
    template.render_data(&mut io::stdout(), &data).unwrap();
    println!("");
    // prints "hello Jupiter"
    template.render_data(&mut io::stdout(), &data).unwrap();
    println!("");
}