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Diffstat (limited to 'vendor/heck/src/snake.rs')
-rw-r--r-- | vendor/heck/src/snake.rs | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/vendor/heck/src/snake.rs b/vendor/heck/src/snake.rs deleted file mode 100644 index 127a864..0000000 --- a/vendor/heck/src/snake.rs +++ /dev/null @@ -1,98 +0,0 @@ -use std::fmt; - -use crate::{lowercase, transform}; - -/// This trait defines a snake case conversion. -/// -/// In snake_case, word boundaries are indicated by underscores. -/// -/// ## Example: -/// -/// ```rust -/// use heck::ToSnakeCase; -/// -/// let sentence = "We carry a new world here, in our hearts."; -/// assert_eq!(sentence.to_snake_case(), "we_carry_a_new_world_here_in_our_hearts"); -/// ``` -pub trait ToSnakeCase: ToOwned { - /// Convert this type to snake case. - fn to_snake_case(&self) -> Self::Owned; -} - -/// Oh heck, SnekCase is an alias for ToSnakeCase. See ToSnakeCase for -/// more documentation. -pub trait ToSnekCase: ToOwned { - /// Convert this type to snek case. - fn to_snek_case(&self) -> Self::Owned; -} - -impl<T: ?Sized + ToSnakeCase> ToSnekCase for T { - fn to_snek_case(&self) -> Self::Owned { - self.to_snake_case() - } -} - -impl ToSnakeCase for str { - fn to_snake_case(&self) -> String { - AsSnakeCase(self).to_string() - } -} - -/// This wrapper performs a snake case conversion in [`fmt::Display`]. -/// -/// ## Example: -/// -/// ``` -/// use heck::AsSnakeCase; -/// -/// let sentence = "We carry a new world here, in our hearts."; -/// assert_eq!(format!("{}", AsSnakeCase(sentence)), "we_carry_a_new_world_here_in_our_hearts"); -/// ``` -pub struct AsSnakeCase<T: AsRef<str>>(pub T); - -impl<T: AsRef<str>> fmt::Display for AsSnakeCase<T> { - 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::ToSnakeCase; - - macro_rules! t { - ($t:ident : $s1:expr => $s2:expr) => { - #[test] - fn $t() { - assert_eq!($s1.to_snake_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"); - t!(test11: "FIELD_NAME11" => "field_name11"); - t!(test12: "99BOTTLES" => "99bottles"); - t!(test13: "FieldNamE11" => "field_nam_e11"); - - t!(test14: "abc123def456" => "abc123def456"); - t!(test16: "abc123DEF456" => "abc123_def456"); - t!(test17: "abc123Def456" => "abc123_def456"); - t!(test18: "abc123DEf456" => "abc123_d_ef456"); - t!(test19: "ABC123def456" => "abc123def456"); - t!(test20: "ABC123DEF456" => "abc123def456"); - t!(test21: "ABC123Def456" => "abc123_def456"); - t!(test22: "ABC123DEf456" => "abc123d_ef456"); - t!(test23: "ABC123dEEf456FOO" => "abc123d_e_ef456_foo"); - t!(test24: "abcDEF" => "abc_def"); - t!(test25: "ABcDE" => "a_bc_de"); -} |