cco 0.2.0

cascading configuration
Documentation 
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#[test]
fn import() {
    insta::glob!("cli/import/*", |file| {
        let format = match file.extension().unwrap().to_string_lossy().as_ref() {
            "yml" | "yaml" => "yaml",
            "json" => "json",
            _ => unreachable!(),
        };

        let implicit = {
            let mut cmd = assert_cmd::Command::cargo_bin("cco").unwrap();
            let assert = cmd.arg("import").arg(file.to_str().unwrap()).assert();
            String::from_utf8_lossy(assert.success().get_output().stdout.as_ref()).to_string()
        };

        let explicit = {
            let mut cmd = assert_cmd::Command::cargo_bin("cco").unwrap();
            let assert = cmd
                .arg("import")
                .arg("--format")
                .arg(format)
                .arg(file.to_str().unwrap())
                .assert();
            String::from_utf8_lossy(assert.success().get_output().stdout.as_ref()).to_string()
        };

        assert_eq!(
            implicit, explicit,
            "import with --format={format} and without should yield the same results"
        );

        insta::assert_snapshot!(implicit);
    })
}

#[test]
pub fn evaluate() {
    insta::glob!("cli/evaluate/*.hcl", |path| {
        let mut cmd = assert_cmd::Command::cargo_bin("cco").unwrap();
        let assert = cmd
            .arg("evaluate")
            .arg("--format=yaml")
            .arg(path.to_str().unwrap())
            .assert();
        let result =
            String::from_utf8_lossy(assert.success().get_output().stdout.as_ref()).to_string();

        insta::assert_snapshot!(result);
    })
}