Function inflections::case::is_constant_case

pub fn is_constant_case(string: &str) -> bool

Check to see if a string is CONSTANT_CASE.

Example

assert_eq!(is_constant_case("HELLO_WORLD"), true);
assert_eq!(is_constant_case("hello world"), false);
assert_eq!(is_constant_case("HELLO WORLD"), false);
assert_eq!(is_constant_case("Hello World"), false);
assert_eq!(is_constant_case("helloWorld"), false);
assert_eq!(is_constant_case("HelloWorld"), false);
assert_eq!(is_constant_case("hello-world"), false);
assert_eq!(is_constant_case("Hello-World"), false);
assert_eq!(is_constant_case("hello_world"), false);