Converting an enum to/from String.
Derives ToString, FromStr impl:
#[derive(ToString, FromStr)]
enum Test {
Foo,
Bar,
}
assert_eq!(Test::Foo.to_string(), "Foo");
assert_eq!(Test::from_str("Foo").unwrap(), Test::Foo);
You can specify snake_case using attribute:
#[derive(ToString, FromStr)]
#[label(rename_all = "snake_case")]
enum Test {
SnakeCase,
}
Working with serde
labelled-enum provides serde_plugin
feature to work with serde Serializer/Deserializer:
// install labelled-enum with --features serde_plugin
#[derive(Serialize, Deserialize)]
struct Wrapper {
#[serde(with = "labelled_enum::serde_plugin")]
test_snake_case: TestSnakeCase,
}