From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- third_party/rust/heck/src/kebab.rs | 70 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 third_party/rust/heck/src/kebab.rs (limited to 'third_party/rust/heck/src/kebab.rs') diff --git a/third_party/rust/heck/src/kebab.rs b/third_party/rust/heck/src/kebab.rs new file mode 100644 index 0000000000..6cce5a56bb --- /dev/null +++ b/third_party/rust/heck/src/kebab.rs @@ -0,0 +1,70 @@ +use std::fmt; + +use crate::{lowercase, transform}; + +/// This trait defines a kebab case conversion. +/// +/// In kebab-case, word boundaries are indicated by hyphens. +/// +/// ## Example: +/// +/// ```rust +/// use heck::ToKebabCase; +/// +/// let sentence = "We are going to inherit the earth."; +/// assert_eq!(sentence.to_kebab_case(), "we-are-going-to-inherit-the-earth"); +/// ``` +pub trait ToKebabCase: ToOwned { + /// Convert this type to kebab case. + fn to_kebab_case(&self) -> Self::Owned; +} + +impl ToKebabCase for str { + fn to_kebab_case(&self) -> Self::Owned { + AsKebabCase(self).to_string() + } +} + +/// This wrapper performs a kebab case conversion in [`fmt::Display`]. +/// +/// ## Example: +/// +/// ``` +/// use heck::AsKebabCase; +/// +/// let sentence = "We are going to inherit the earth."; +/// assert_eq!(format!("{}", AsKebabCase(sentence)), "we-are-going-to-inherit-the-earth"); +/// ``` +pub struct AsKebabCase>(pub T); + +impl> fmt::Display for AsKebabCase { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + transform(self.0.as_ref(), lowercase, |f| write!(f, "-"), f) + } +} + +#[cfg(test)] +mod tests { + use super::ToKebabCase; + + 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"); + #[cfg(feature = "unicode")] + t!(test9: "XΣXΣ baffle" => "xσxς-baffle"); + t!(test10: "XMLHttpRequest" => "xml-http-request"); +} -- cgit v1.2.3