git-version 0.3.4

Compile the git version (tag name, or hash otherwise) and dirty state into your program.
Documentation 
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use git_version::{git_describe, git_version};

#[test]
fn git_describe_is_right() {
	let vec = std::process::Command::new("git")
		.args(&["describe", "--always", "--dirty=-modified"])
		.output()
		.expect("failed to execute git")
		.stdout;
	let name = std::str::from_utf8(&vec[..vec.len() - 1]).expect("non-utf8 error?!");
	println!("name = {}", name);
	println!("GIT_VERSION = {}", git_version!(args = ["--always", "--dirty=-modified"]));
	assert_eq!(git_version!(args = ["--always", "--dirty=-modified"]), name);
	assert_eq!(git_describe!("--always", "--dirty=-modified"), name);
	assert_eq!(git_version!(prefix = "[", suffix = "]"), format!("[{}]", name));
}