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use std::fmt;
#[derive(Debug, Clone, PartialEq)]
pub enum License {
Mit,
Apache2,
Gplv3,
Bsd,
Mpl,
Agplv3,
Other(String),
}
impl From<String> for License {
fn from(s: String) -> License {
License::from(s.as_str())
}
}
impl<'a> From<&'a str> for License {
fn from(s: &'a str) -> License {
match s.to_lowercase().as_str() {
"mit" => License::Mit,
"apache2" => License::Apache2,
"apache-2.0" => License::Apache2,
"gpl" => License::Gplv3,
"gplv3" => License::Gplv3,
"gpl-3.0" => License::Gplv3,
"bsd" => License::Bsd,
"mpl" => License::Mpl,
"agpl" => License::Agplv3,
"agplv3" => License::Agplv3,
"agpl-3.0" => License::Agplv3,
_ => License::Other(s.to_string()),
}
}
}
impl fmt::Display for License {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{}", match self {
&License::Mit => "MIT",
&License::Apache2 => "Apache-2.0",
&License::Gplv3 => "GPL-3.0",
&License::Bsd => "BSD",
&License::Mpl => "MPL",
&License::Agplv3 => "AGPL-3.0",
&License::Other(ref s) => s,
})
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_from_string() {
assert_eq!(License::from("mit"), License::Mit);
assert_eq!(License::from("MIT"), License::Mit);
assert_eq!(License::from("apache2"), License::Apache2);
assert_eq!(License::from("Apache2"), License::Apache2);
assert_eq!(License::from("Apache-2.0"), License::Apache2);
assert_eq!(License::from("GPL"), License::Gplv3);
assert_eq!(License::from("gpl"), License::Gplv3);
assert_eq!(License::from("GPL-3.0"), License::Gplv3);
assert_eq!(License::from("GPLv3"), License::Gplv3);
assert_eq!(License::from("gplv3"), License::Gplv3);
assert_eq!(License::from("bsd"), License::Bsd);
assert_eq!(License::from("BSD"), License::Bsd);
assert_eq!(License::from("mpl"), License::Mpl);
assert_eq!(License::from("MPL"), License::Mpl);
assert_eq!(License::from("agpl"), License::Agplv3);
assert_eq!(License::from("AGPL"), License::Agplv3);
assert_eq!(License::from("agplv3"), License::Agplv3);
assert_eq!(License::from("AGPLv3"), License::Agplv3);
assert_eq!(License::from("AGPL-3.0"), License::Agplv3);
assert_eq!(License::from("CUSTOM"), License::Other("CUSTOM".to_string()));
}
#[test]
fn test_to_string() {
assert_eq!(License::Mit.to_string().as_str(), "MIT");
assert_eq!(License::Apache2.to_string().as_str(), "Apache-2.0");
assert_eq!(License::Gplv3.to_string().as_str(), "GPL-3.0");
assert_eq!(License::Bsd.to_string().as_str(), "BSD");
assert_eq!(License::Mpl.to_string().as_str(), "MPL");
assert_eq!(License::Agplv3.to_string().as_str(), "AGPL-3.0");
assert_eq!(License::Other("CUSTOM".to_string()).to_string().as_str(), "CUSTOM");
}
}