1 files changed, 49 insertions, 0 deletions

diff --git a/0.3.3/src/kebab.rs b/0.3.3/src/kebab.rs
new file mode 100644
index 0000000..75e5978
--- /dev/null
+++ b/0.3.3/src/kebab.rs
@@ -0,0 +1,49 @@
+use crate::{lowercase, transform};
+
+/// This trait defines a kebab case conversion.
+///
+/// In kebab-case, word boundaries are indicated by hyphens.
+///
+/// ## Example:
+///
+/// ```rust
+/// use heck::KebabCase;
+///
+/// let sentence = "We are going to inherit the earth.";
+/// assert_eq!(sentence.to_kebab_case(), "we-are-going-to-inherit-the-earth");
+/// ```
+pub trait KebabCase: ToOwned {
+    /// Convert this type to kebab case.
+    fn to_kebab_case(&self) -> Self::Owned;
+}
+
+impl KebabCase for str {
+    fn to_kebab_case(&self) -> Self::Owned {
+        transform(self, lowercase, |s| s.push('-'))
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::KebabCase;
+
+    macro_rules! t {
+        ($t:ident : $s1:expr => $s2:expr) => {
+            #[test]
+            fn $t() {
+                assert_eq!($s1.to_kebab_case(), $s2)
+            }
+        };
+    }
+
+    t!(test1: "CamelCase" => "camel-case");
+    t!(test2: "This is Human case." => "this-is-human-case");
+    t!(test3: "MixedUP CamelCase, with some Spaces" => "mixed-up-camel-case-with-some-spaces");
+    t!(test4: "mixed_up_ snake_case with some _spaces" => "mixed-up-snake-case-with-some-spaces");
+    t!(test5: "kebab-case" => "kebab-case");
+    t!(test6: "SHOUTY_SNAKE_CASE" => "shouty-snake-case");
+    t!(test7: "snake_case" => "snake-case");
+    t!(test8: "this-contains_ ALLKinds OfWord_Boundaries" => "this-contains-all-kinds-of-word-boundaries");
+    t!(test9: "XΣXΣ baffle" => "xσxς-baffle");
+    t!(test10: "XMLHttpRequest" => "xml-http-request");
+}