pythonesque

use std::ffi::OsStr;
use std::process::Command;
use std::borrow::Cow;
use std::convert::Into;

pub fn exec_slurp<'a>(cmd: &'a str, args: &[&OsStr]) -> Cow<'a, str> {
  println!("exec_slurp({}, {:?})", cmd, args);

  Command::new(cmd)
    .args(args)

pythonesque

use std::default::Default;
use std::num::Zero;
use std::slice::MutItems;

pub struct Matrix<T> {
	values: Vec<T>,
	rows: uint,
	columns: uint,
}

pythonesque

#![feature(if_let)]

extern crate arena;

use arena::TypedArena;
use std::cell::Cell;
use std::fmt;

type NodeRef<'a, T> = Cell<Option<&'a Node<'a, T>>>;