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Diffstat (limited to 'vendor/heck/src/lower_camel.rs')
-rw-r--r-- | vendor/heck/src/lower_camel.rs | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/vendor/heck/src/lower_camel.rs b/vendor/heck/src/lower_camel.rs deleted file mode 100644 index f1d6c94..0000000 --- a/vendor/heck/src/lower_camel.rs +++ /dev/null @@ -1,85 +0,0 @@ -use std::fmt; - -use crate::{capitalize, lowercase, transform}; - -/// This trait defines a lower camel case conversion. -/// -/// In lowerCamelCase, word boundaries are indicated by capital letters, -/// excepting the first word. -/// -/// ## Example: -/// -/// ```rust -/// use heck::ToLowerCamelCase; -/// -/// let sentence = "It is we who built these palaces and cities."; -/// assert_eq!(sentence.to_lower_camel_case(), "itIsWeWhoBuiltThesePalacesAndCities"); -/// ``` -pub trait ToLowerCamelCase: ToOwned { - /// Convert this type to lower camel case. - fn to_lower_camel_case(&self) -> Self::Owned; -} - -impl ToLowerCamelCase for str { - fn to_lower_camel_case(&self) -> String { - AsLowerCamelCase(self).to_string() - } -} - -/// This wrapper performs a lower camel case conversion in [`fmt::Display`]. -/// -/// ## Example: -/// -/// ``` -/// use heck::AsLowerCamelCase; -/// -/// let sentence = "It is we who built these palaces and cities."; -/// assert_eq!(format!("{}", AsLowerCamelCase(sentence)), "itIsWeWhoBuiltThesePalacesAndCities"); -/// ``` -pub struct AsLowerCamelCase<T: AsRef<str>>(pub T); - -impl<T: AsRef<str>> fmt::Display for AsLowerCamelCase<T> { - fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { - let mut first = true; - transform( - self.0.as_ref(), - |s, f| { - if first { - first = false; - lowercase(s, f) - } else { - capitalize(s, f) - } - }, - |_| Ok(()), - f, - ) - } -} - -#[cfg(test)] -mod tests { - use super::ToLowerCamelCase; - - macro_rules! t { - ($t:ident : $s1:expr => $s2:expr) => { - #[test] - fn $t() { - assert_eq!($s1.to_lower_camel_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"); - #[cfg(feature = "unicode")] - t!(test9: "XΣXΣ baffle" => "xσxςBaffle"); - t!(test10: "XMLHttpRequest" => "xmlHttpRequest"); - // TODO unicode tests -} |