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pub trait MixedCase: ToOwned {
fn to_mixed_case(&self) -> Self::Owned;
}
impl MixedCase for str {
fn to_mixed_case(&self) -> String {
::transform(self, |c, s| s.extend(c.to_uppercase()), |c, s| s.extend(c.to_lowercase()))
}
}
#[cfg(test)]
mod tests {
use super::MixedCase;
macro_rules! t {
($t:ident : $s1:expr => $s2:expr) => {
#[test]
fn $t() {
assert_eq!($s1.to_mixed_case(), $s2)
}
}
}
t!(test1: "CamelCase" => "camelCase");
t!(test2: "This is Human case." => "thisIsHumanCase");
t!(test3: "MixedUp CamelCase, with some Spaces" => "mixedUpCamelCaseWithSomeSpaces");
t!(test4: "mixed_up snake_case, with some _spaces" => "mixedUpSnakeCaseWithSomeSpaces");
t!(test5: "kebab-case" => "kebabCase");
t!(test6: "SHOUTY_SNAKE_CASE" => "shoutySnakeCase");
t!(test7: "snake_case" => "snakeCase");
t!(test8: "this-contains_ ALLkinds OfWord_Boundaries" => "thisContainsAllKindsOfWordBoundaries");
}