clippy 0.0.6

A bunch of helpful lints to avoid common pitfalls in Rust
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extern crate compiletest_rs as compiletest;

use std::path::PathBuf;
use std::env::var;

fn run_mode(mode: &'static str) {
    let mut config = compiletest::default_config();
    
    let cfg_mode = mode.parse().ok().expect("Invalid mode");
    config.target_rustcflags = Some("-L target/debug/".to_owned());
	if let Ok(name) = var::<&str>("TESTNAME") {
		let s : String = name.to_owned();
		config.filter = Some(s)
	}

    config.mode = cfg_mode;
    config.src_base = PathBuf::from(format!("tests/{}", mode));

    compiletest::run_tests(&config);
}

#[test]
fn compile_test() {
    run_mode("compile-fail");
}