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Diffstat (limited to 'third_party/rust/heck')
| -rw-r--r-- | third_party/rust/heck/.cargo-checksum.json | 1 | ||||
| -rw-r--r-- | third_party/rust/heck/CHANGELOG.md | 17 | ||||
| -rw-r--r-- | third_party/rust/heck/Cargo.toml | 43 | ||||
| -rw-r--r-- | third_party/rust/heck/LICENSE-APACHE | 201 | ||||
| -rw-r--r-- | third_party/rust/heck/LICENSE-MIT | 25 | ||||
| -rw-r--r-- | third_party/rust/heck/README.md | 64 | ||||
| -rw-r--r-- | third_party/rust/heck/src/kebab.rs | 70 | ||||
| -rw-r--r-- | third_party/rust/heck/src/lib.rs | 209 | ||||
| -rw-r--r-- | third_party/rust/heck/src/lower_camel.rs | 85 | ||||
| -rw-r--r-- | third_party/rust/heck/src/shouty_kebab.rs | 72 | ||||
| -rw-r--r-- | third_party/rust/heck/src/shouty_snake.rs | 85 | ||||
| -rw-r--r-- | third_party/rust/heck/src/snake.rs | 98 | ||||
| -rw-r--r-- | third_party/rust/heck/src/title.rs | 71 | ||||
| -rw-r--r-- | third_party/rust/heck/src/train.rs | 85 | ||||
| -rw-r--r-- | third_party/rust/heck/src/upper_camel.rs | 84 |
15 files changed, 1210 insertions, 0 deletions
diff --git a/third_party/rust/heck/.cargo-checksum.json b/third_party/rust/heck/.cargo-checksum.json new file mode 100644 index 0000000000..ffff4c9c2b --- /dev/null +++ b/third_party/rust/heck/.cargo-checksum.json @@ -0,0 +1 @@ +{"files":{"CHANGELOG.md":"be2b711f318b4447b7c0fa067ac1804dff0b01894d2782722646910a6b2c4b10","Cargo.toml":"bef2e967708cafccb70a6de0f2eeed8914f9a58c1fc9094cf0e6bde671768f7b","LICENSE-APACHE":"a60eea817514531668d7e00765731449fe14d059d3249e0bc93b36de45f759f2","LICENSE-MIT":"7b63ecd5f1902af1b63729947373683c32745c16a10e8e6292e2e2dcd7e90ae0","README.md":"a53c56a404fa7b97e4a5426798430186e715fcf38480327d42700494cae70f76","src/kebab.rs":"f2a4900541fe36584b0705108f5f1d23501bcb3429fffe04106077baecc6dc5a","src/lib.rs":"6cf5759deb604eb1035061ed52c1f71a629ac3fa6faefecceeb9d3cb9f4a9919","src/lower_camel.rs":"24a3ea7ce7f765b27fb0adec207498569f27045edc56c9089ae05fc428c54d5f","src/shouty_kebab.rs":"4516fbb2295c400869221912257828c90e7c0d43f3bdf4aaefb6d384606f4866","src/shouty_snake.rs":"01b8c1e7ac5e680827e2744e62bf4704fc7ebd0d555c5b040bca5f5fb50e4ffd","src/snake.rs":"fc69443dd1a9248667484d5feb52911a1c6dfed1442b01b5b23e371c5b716a5e","src/title.rs":"0cc0b3014559ab6047ed9e7afb624bbe97014a4498297a4c3b28f3410b75d1dc","src/train.rs":"6d20c7153b2e574653c57d039a5077c707c4f15e5b8be765bd5042a4dabc32d4","src/upper_camel.rs":"9cb094ade94cf6212a4b6e491b0fdad92ad8fbb0d55095c70691f9d66ce25366"},"package":"95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"}
\ No newline at end of file diff --git a/third_party/rust/heck/CHANGELOG.md b/third_party/rust/heck/CHANGELOG.md new file mode 100644 index 0000000000..c0f2f24de4 --- /dev/null +++ b/third_party/rust/heck/CHANGELOG.md @@ -0,0 +1,17 @@ +# 0.4.1 + +Improvements: + +- Add Train-Case support + +# 0.4.0 + +Breaking changes: + +* Make unicode support optional (off by default). Enable the `unicode` crate + feature if you need unicode support. +* Rename all traits from `SomeCase` to `ToSomeCase`, matching `std`s convention + of beginning trait names with a verb (`ToOwned`, `AsRef`, …) +* Rename `ToMixedCase` to `ToLowerCamelCase` +* Rename `ToCamelCase` to `ToUpperCamelCase` +* Add `ToPascalCase` as an alias to `ToUpperCamelCase` diff --git a/third_party/rust/heck/Cargo.toml b/third_party/rust/heck/Cargo.toml new file mode 100644 index 0000000000..7990368600 --- /dev/null +++ b/third_party/rust/heck/Cargo.toml @@ -0,0 +1,43 @@ +# THIS FILE IS AUTOMATICALLY GENERATED BY CARGO +# +# When uploading crates to the registry Cargo will automatically +# "normalize" Cargo.toml files for maximal compatibility +# with all versions of Cargo and also rewrite `path` dependencies +# to registry (e.g., crates.io) dependencies. +# +# If you are reading this file be aware that the original Cargo.toml +# will likely look very different (and much more reasonable). +# See Cargo.toml.orig for the original contents. + +[package] +edition = "2018" +name = "heck" +version = "0.4.1" +authors = ["Without Boats <woboats@gmail.com>"] +include = [ + "src/**/*", + "LICENSE-*", + "README.md", + "CHANGELOG.md", +] +description = "heck is a case conversion library." +homepage = "https://github.com/withoutboats/heck" +documentation = "https://docs.rs/heck" +readme = "README.md" +keywords = [ + "string", + "case", + "camel", + "snake", + "unicode", +] +license = "MIT OR Apache-2.0" +repository = "https://github.com/withoutboats/heck" + +[dependencies.unicode-segmentation] +version = "1.2.0" +optional = true + +[features] +default = [] +unicode = ["unicode-segmentation"] diff --git a/third_party/rust/heck/LICENSE-APACHE b/third_party/rust/heck/LICENSE-APACHE new file mode 100644 index 0000000000..16fe87b06e --- /dev/null +++ b/third_party/rust/heck/LICENSE-APACHE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + +TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + +1. 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IN NO EVENT +SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY +CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR +IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +DEALINGS IN THE SOFTWARE. diff --git a/third_party/rust/heck/README.md b/third_party/rust/heck/README.md new file mode 100644 index 0000000000..5e052e7590 --- /dev/null +++ b/third_party/rust/heck/README.md @@ -0,0 +1,64 @@ +# **heck** is a case conversion library + + + +This library exists to provide case conversion between common cases like +CamelCase and snake_case. It is intended to be unicode aware, internally +consistent, and reasonably well performing. + +## Definition of a word boundary + +Word boundaries are defined as the "unicode words" defined in the +`unicode_segmentation` library, as well as within those words in this manner: + +1. All underscore characters are considered word boundaries. +2. If an uppercase character is followed by lowercase letters, a word boundary +is considered to be just prior to that uppercase character. +3. If multiple uppercase characters are consecutive, they are considered to be +within a single word, except that the last will be part of the next word if it +is followed by lowercase characters (see rule 2). + +That is, "HelloWorld" is segmented `Hello|World` whereas "XMLHttpRequest" is +segmented `XML|Http|Request`. + +Characters not within words (such as spaces, punctuations, and underscores) +are not included in the output string except as they are a part of the case +being converted to. Multiple adjacent word boundaries (such as a series of +underscores) are folded into one. ("hello__world" in snake case is therefore +"hello_world", not the exact same string). Leading or trailing word boundary +indicators are dropped, except insofar as CamelCase capitalizes the first word. + +## Cases contained in this library: + +1. UpperCamelCase +2. lowerCamelCase +3. snake_case +4. kebab-case +5. SHOUTY_SNAKE_CASE +6. Title Case +7. SHOUTY-KEBAB-CASE +8. Train-Case + +## Contributing + +PRs of additional well-established cases welcome. + +This library is a little bit opinionated (dropping punctuation, for example). +If that doesn't fit your use case, I hope there is another crate that does. I +would prefer **not** to receive PRs to make this behavior more configurable. + +Bug reports & fixes always welcome. :-) + +## MSRV + +The minimum supported Rust version for this crate is 1.32.0. This may change in +minor or patch releases, but we probably won't ever require a very recent +version. If you would like to have a stronger guarantee than that, please open +an issue. + +## License + +heck is distributed under the terms of both the MIT license and the +Apache License (Version 2.0). + +See LICENSE-APACHE and LICENSE-MIT for details. 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<T: AsRef<str>>(pub T); + +impl<T: AsRef<str>> fmt::Display for AsKebabCase<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::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"); +} diff --git a/third_party/rust/heck/src/lib.rs b/third_party/rust/heck/src/lib.rs new file mode 100644 index 0000000000..49bfb0efde --- /dev/null +++ b/third_party/rust/heck/src/lib.rs @@ -0,0 +1,209 @@ +//! **heck** is a case conversion library. +//! +//! This library exists to provide case conversion between common cases like +//! CamelCase and snake_case. It is intended to be unicode aware, internally +//! consistent, and reasonably well performing. +//! +//! ## Definition of a word boundary +//! +//! Word boundaries are defined as the "unicode words" defined in the +//! `unicode_segmentation` library, as well as within those words in this +//! manner: +//! +//! 1. All underscore characters are considered word boundaries. +//! 2. If an uppercase character is followed by lowercase letters, a word +//! boundary is considered to be just prior to that uppercase character. +//! 3. If multiple uppercase characters are consecutive, they are considered to +//! be within a single word, except that the last will be part of the next word +//! if it is followed by lowercase characters (see rule 2). +//! +//! That is, "HelloWorld" is segmented `Hello|World` whereas "XMLHttpRequest" is +//! segmented `XML|Http|Request`. +//! +//! Characters not within words (such as spaces, punctuations, and underscores) +//! are not included in the output string except as they are a part of the case +//! being converted to. Multiple adjacent word boundaries (such as a series of +//! underscores) are folded into one. ("hello__world" in snake case is therefore +//! "hello_world", not the exact same string). Leading or trailing word boundary +//! indicators are dropped, except insofar as CamelCase capitalizes the first +//! word. +//! +//! ### Cases contained in this library: +//! +//! 1. UpperCamelCase +//! 2. lowerCamelCase +//! 3. snake_case +//! 4. kebab-case +//! 5. SHOUTY_SNAKE_CASE +//! 6. Title Case +//! 7. SHOUTY-KEBAB-CASE +//! 8. Train-Case +#![deny(missing_docs)] +#![forbid(unsafe_code)] + +mod kebab; +mod lower_camel; +mod shouty_kebab; +mod shouty_snake; +mod snake; +mod title; +mod train; +mod upper_camel; + +pub use kebab::{AsKebabCase, ToKebabCase}; +pub use lower_camel::{AsLowerCamelCase, ToLowerCamelCase}; +pub use shouty_kebab::{AsShoutyKebabCase, ToShoutyKebabCase}; +pub use shouty_snake::{ + AsShoutySnakeCase, AsShoutySnakeCase as AsShoutySnekCase, ToShoutySnakeCase, ToShoutySnekCase, +}; +pub use snake::{AsSnakeCase, AsSnakeCase as AsSnekCase, ToSnakeCase, ToSnekCase}; +pub use title::{AsTitleCase, ToTitleCase}; +pub use train::{AsTrainCase, ToTrainCase}; +pub use upper_camel::{ + AsUpperCamelCase, AsUpperCamelCase as AsPascalCase, ToPascalCase, ToUpperCamelCase, +}; + +use std::fmt; + +#[cfg(feature = "unicode")] +fn get_iterator(s: &str) -> unicode_segmentation::UnicodeWords { + use unicode_segmentation::UnicodeSegmentation; + s.unicode_words() +} +#[cfg(not(feature = "unicode"))] +fn get_iterator(s: &str) -> impl Iterator<Item = &str> { + s.split(|letter: char| !letter.is_ascii_alphanumeric()) +} + +fn transform<F, G>( + s: &str, + mut with_word: F, + mut boundary: G, + f: &mut fmt::Formatter, +) -> fmt::Result +where + F: FnMut(&str, &mut fmt::Formatter) -> fmt::Result, + G: FnMut(&mut fmt::Formatter) -> fmt::Result, +{ + /// Tracks the current 'mode' of the transformation algorithm as it scans + /// the input string. + /// + /// The mode is a tri-state which tracks the case of the last cased + /// character of the current word. If there is no cased character + /// (either lowercase or uppercase) since the previous word boundary, + /// than the mode is `Boundary`. If the last cased character is lowercase, + /// then the mode is `Lowercase`. Othertherwise, the mode is + /// `Uppercase`. + #[derive(Clone, Copy, PartialEq)] + enum WordMode { + /// There have been no lowercase or uppercase characters in the current + /// word. + Boundary, + /// The previous cased character in the current word is lowercase. + Lowercase, + /// The previous cased character in the current word is uppercase. + Uppercase, + } + + let mut first_word = true; + + for word in get_iterator(s) { + let mut char_indices = word.char_indices().peekable(); + let mut init = 0; + let mut mode = WordMode::Boundary; + + while let Some((i, c)) = char_indices.next() { + // Skip underscore characters + if c == '_' { + if init == i { + init += 1; + } + continue; + } + + if let Some(&(next_i, next)) = char_indices.peek() { + // The mode including the current character, assuming the + // current character does not result in a word boundary. + let next_mode = if c.is_lowercase() { + WordMode::Lowercase + } else if c.is_uppercase() { + WordMode::Uppercase + } else { + mode + }; + + // Word boundary after if next is underscore or current is + // not uppercase and next is uppercase + if next == '_' || (next_mode == WordMode::Lowercase && next.is_uppercase()) { + if !first_word { + boundary(f)?; + } + with_word(&word[init..next_i], f)?; + first_word = false; + init = next_i; + mode = WordMode::Boundary; + + // Otherwise if current and previous are uppercase and next + // is lowercase, word boundary before + } else if mode == WordMode::Uppercase && c.is_uppercase() && next.is_lowercase() { + if !first_word { + boundary(f)?; + } else { + first_word = false; + } + with_word(&word[init..i], f)?; + init = i; + mode = WordMode::Boundary; + + // Otherwise no word boundary, just update the mode + } else { + mode = next_mode; + } + } else { + // Collect trailing characters as a word + if !first_word { + boundary(f)?; + } else { + first_word = false; + } + with_word(&word[init..], f)?; + break; + } + } + } + + Ok(()) +} + +fn lowercase(s: &str, f: &mut fmt::Formatter) -> fmt::Result { + let mut chars = s.chars().peekable(); + while let Some(c) = chars.next() { + if c == 'Σ' && chars.peek().is_none() { + write!(f, "ς")?; + } else { + write!(f, "{}", c.to_lowercase())?; + } + } + + Ok(()) +} + +fn uppercase(s: &str, f: &mut fmt::Formatter) -> fmt::Result { + for c in s.chars() { + write!(f, "{}", c.to_uppercase())?; + } + + Ok(()) +} + +fn capitalize(s: &str, f: &mut fmt::Formatter) -> fmt::Result { + let mut char_indices = s.char_indices(); + if let Some((_, c)) = char_indices.next() { + write!(f, "{}", c.to_uppercase())?; + if let Some((i, _)) = char_indices.next() { + lowercase(&s[i..], f)?; + } + } + + Ok(()) +} diff --git a/third_party/rust/heck/src/lower_camel.rs b/third_party/rust/heck/src/lower_camel.rs new file mode 100644 index 0000000000..f1d6c94cdd --- /dev/null +++ b/third_party/rust/heck/src/lower_camel.rs @@ -0,0 +1,85 @@ +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 +} diff --git a/third_party/rust/heck/src/shouty_kebab.rs b/third_party/rust/heck/src/shouty_kebab.rs new file mode 100644 index 0000000000..e679978bef --- /dev/null +++ b/third_party/rust/heck/src/shouty_kebab.rs @@ -0,0 +1,72 @@ +use std::fmt; + +use crate::{transform, uppercase}; + +/// This trait defines a shouty kebab case conversion. +/// +/// In SHOUTY-KEBAB-CASE, word boundaries are indicated by hyphens and all +/// words are in uppercase. +/// +/// ## Example: +/// +/// ```rust +/// use heck::ToShoutyKebabCase; +/// +/// let sentence = "We are going to inherit the earth."; +/// assert_eq!(sentence.to_shouty_kebab_case(), "WE-ARE-GOING-TO-INHERIT-THE-EARTH"); +/// ``` +pub trait ToShoutyKebabCase: ToOwned { + /// Convert this type to shouty kebab case. + fn to_shouty_kebab_case(&self) -> Self::Owned; +} + +impl ToShoutyKebabCase for str { + fn to_shouty_kebab_case(&self) -> Self::Owned { + AsShoutyKebabCase(self).to_string() + } +} + +/// This wrapper performs a kebab case conversion in [`fmt::Display`]. +/// +/// ## Example: +/// +/// ``` +/// use heck::AsShoutyKebabCase; +/// +/// let sentence = "We are going to inherit the earth."; +/// assert_eq!(format!("{}", AsShoutyKebabCase(sentence)), "WE-ARE-GOING-TO-INHERIT-THE-EARTH"); +/// ``` +pub struct AsShoutyKebabCase<T: AsRef<str>>(pub T); + +impl<T: AsRef<str>> fmt::Display for AsShoutyKebabCase<T> { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + transform(self.0.as_ref(), uppercase, |f| write!(f, "-"), f) + } +} + +#[cfg(test)] +mod tests { + use super::ToShoutyKebabCase; + + macro_rules! t { + ($t:ident : $s1:expr => $s2:expr) => { + #[test] + fn $t() { + assert_eq!($s1.to_shouty_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"); + t!(test11: "SHOUTY-KEBAB-CASE" => "SHOUTY-KEBAB-CASE"); +} diff --git a/third_party/rust/heck/src/shouty_snake.rs b/third_party/rust/heck/src/shouty_snake.rs new file mode 100644 index 0000000000..d5043755e6 --- /dev/null +++ b/third_party/rust/heck/src/shouty_snake.rs @@ -0,0 +1,85 @@ +use std::fmt; + +use crate::{transform, uppercase}; + +/// This trait defines a shouty snake case conversion. +/// +/// In SHOUTY_SNAKE_CASE, word boundaries are indicated by underscores and all +/// words are in uppercase. +/// +/// ## Example: +/// +/// ```rust +/// use heck::ToShoutySnakeCase; +/// +/// let sentence = "That world is growing in this minute."; +/// assert_eq!(sentence.to_shouty_snake_case(), "THAT_WORLD_IS_GROWING_IN_THIS_MINUTE"); +/// ``` +pub trait ToShoutySnakeCase: ToOwned { + /// Convert this type to shouty snake case. + fn to_shouty_snake_case(&self) -> Self::Owned; +} + +/// Oh heck, ToShoutySnekCase is an alias for ToShoutySnakeCase. See +/// ToShoutySnakeCase for more documentation. +pub trait ToShoutySnekCase: ToOwned { + /// CONVERT THIS TYPE TO SNEK CASE. + #[allow(non_snake_case)] + fn TO_SHOUTY_SNEK_CASE(&self) -> Self::Owned; +} + +impl<T: ?Sized + ToShoutySnakeCase> ToShoutySnekCase for T { + fn TO_SHOUTY_SNEK_CASE(&self) -> Self::Owned { + self.to_shouty_snake_case() + } +} + +impl ToShoutySnakeCase for str { + fn to_shouty_snake_case(&self) -> Self::Owned { + AsShoutySnakeCase(self).to_string() + } +} + +/// This wrapper performs a shouty snake case conversion in [`fmt::Display`]. +/// +/// ## Example: +/// +/// ``` +/// use heck::AsShoutySnakeCase; +/// +/// let sentence = "That world is growing in this minute."; +/// assert_eq!(format!("{}", AsShoutySnakeCase(sentence)), "THAT_WORLD_IS_GROWING_IN_THIS_MINUTE"); +/// ``` +pub struct AsShoutySnakeCase<T: AsRef<str>>(pub T); + +impl<T: AsRef<str>> fmt::Display for AsShoutySnakeCase<T> { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + transform(self.0.as_ref(), uppercase, |f| write!(f, "_"), f) + } +} + +#[cfg(test)] +mod tests { + use super::ToShoutySnakeCase; + + macro_rules! t { + ($t:ident : $s1:expr => $s2:expr) => { + #[test] + fn $t() { + assert_eq!($s1.to_shouty_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"); +} diff --git a/third_party/rust/heck/src/snake.rs b/third_party/rust/heck/src/snake.rs new file mode 100644 index 0000000000..127a8642f7 --- /dev/null +++ b/third_party/rust/heck/src/snake.rs @@ -0,0 +1,98 @@ +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"); +} diff --git a/third_party/rust/heck/src/title.rs b/third_party/rust/heck/src/title.rs new file mode 100644 index 0000000000..fdf175b733 --- /dev/null +++ b/third_party/rust/heck/src/title.rs @@ -0,0 +1,71 @@ +use std::fmt; + +use crate::{capitalize, transform}; + +/// This trait defines a title case conversion. +/// +/// In Title Case, word boundaries are indicated by spaces, and every word is +/// capitalized. +/// +/// ## Example: +/// +/// ```rust +/// use heck::ToTitleCase; +/// +/// let sentence = "We have always lived in slums and holes in the wall."; +/// assert_eq!(sentence.to_title_case(), "We Have Always Lived In Slums And Holes In The Wall"); +/// ``` +pub trait ToTitleCase: ToOwned { + /// Convert this type to title case. + fn to_title_case(&self) -> Self::Owned; +} + +impl ToTitleCase for str { + fn to_title_case(&self) -> String { + AsTitleCase(self).to_string() + } +} + +/// This wrapper performs a title case conversion in [`fmt::Display`]. +/// +/// ## Example: +/// +/// ``` +/// use heck::AsTitleCase; +/// +/// let sentence = "We have always lived in slums and holes in the wall."; +/// assert_eq!(format!("{}", AsTitleCase(sentence)), "We Have Always Lived In Slums And Holes In The Wall"); +/// ``` +pub struct AsTitleCase<T: AsRef<str>>(pub T); + +impl<T: AsRef<str>> fmt::Display for AsTitleCase<T> { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + transform(self.0.as_ref(), capitalize, |f| write!(f, " "), f) + } +} + +#[cfg(test)] +mod tests { + use super::ToTitleCase; + + macro_rules! t { + ($t:ident : $s1:expr => $s2:expr) => { + #[test] + fn $t() { + assert_eq!($s1.to_title_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"); +} diff --git a/third_party/rust/heck/src/train.rs b/third_party/rust/heck/src/train.rs new file mode 100644 index 0000000000..04dd6a9965 --- /dev/null +++ b/third_party/rust/heck/src/train.rs @@ -0,0 +1,85 @@ +use std::fmt; + +use crate::{capitalize, transform}; + +/// This trait defines a train case conversion. +/// +/// In Train-Case, word boundaries are indicated by hyphens and words start +/// with Capital Letters. +/// +/// ## Example: +/// +/// ```rust +/// use heck::ToTrainCase; +/// +/// let sentence = "We are going to inherit the earth."; +/// assert_eq!(sentence.to_train_case(), "We-Are-Going-To-Inherit-The-Earth"); +/// ``` +pub trait ToTrainCase: ToOwned { + /// Convert this type to Train-Case. + fn to_train_case(&self) -> Self::Owned; +} + +impl ToTrainCase for str { + fn to_train_case(&self) -> Self::Owned { + AsTrainCase(self).to_string() + } +} + +/// This wrapper performs a train case conversion in [`fmt::Display`]. +/// +/// ## Example: +/// +/// ``` +/// use heck::AsTrainCase; +/// +/// let sentence = "We are going to inherit the earth."; +/// assert_eq!(format!("{}", AsTrainCase(sentence)), "We-Are-Going-To-Inherit-The-Earth"); +/// ``` +pub struct AsTrainCase<T: AsRef<str>>(pub T); + +impl<T: AsRef<str>> fmt::Display for AsTrainCase<T> { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + transform(self.0.as_ref(), capitalize, |f| write!(f, "-"), f) + } +} + +#[cfg(test)] +mod tests { + use super::ToTrainCase; + + macro_rules! t { + ($t:ident : $s1:expr => $s2:expr) => { + #[test] + fn $t() { + assert_eq!($s1.to_train_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"); +} diff --git a/third_party/rust/heck/src/upper_camel.rs b/third_party/rust/heck/src/upper_camel.rs new file mode 100644 index 0000000000..70bf4ac70a --- /dev/null +++ b/third_party/rust/heck/src/upper_camel.rs @@ -0,0 +1,84 @@ +use std::fmt; + +use crate::{capitalize, transform}; + +/// This trait defines an upper camel case conversion. +/// +/// In UpperCamelCase, word boundaries are indicated by capital letters, +/// including the first word. +/// +/// ## Example: +/// +/// ```rust +/// use heck::ToUpperCamelCase; +/// +/// let sentence = "We are not in the least afraid of ruins."; +/// assert_eq!(sentence.to_upper_camel_case(), "WeAreNotInTheLeastAfraidOfRuins"); +/// ``` +pub trait ToUpperCamelCase: ToOwned { + /// Convert this type to upper camel case. + fn to_upper_camel_case(&self) -> Self::Owned; +} + +impl ToUpperCamelCase for str { + fn to_upper_camel_case(&self) -> String { + AsUpperCamelCase(self).to_string() + } +} + +/// ToPascalCase is an alias for ToUpperCamelCase. See ToUpperCamelCase for more +/// documentation. +pub trait ToPascalCase: ToOwned { + /// Convert this type to upper camel case. + fn to_pascal_case(&self) -> Self::Owned; +} + +impl<T: ?Sized + ToUpperCamelCase> ToPascalCase for T { + fn to_pascal_case(&self) -> Self::Owned { + self.to_upper_camel_case() + } +} + +/// This wrapper performs a upper camel case conversion in [`fmt::Display`]. +/// +/// ## Example: +/// +/// ``` +/// use heck::AsUpperCamelCase; +/// +/// let sentence = "We are not in the least afraid of ruins."; +/// assert_eq!(format!("{}", AsUpperCamelCase(sentence)), "WeAreNotInTheLeastAfraidOfRuins"); +/// ``` +pub struct AsUpperCamelCase<T: AsRef<str>>(pub T); + +impl<T: AsRef<str>> fmt::Display for AsUpperCamelCase<T> { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + transform(self.0.as_ref(), capitalize, |_| Ok(()), f) + } +} + +#[cfg(test)] +mod tests { + use super::ToUpperCamelCase; + + macro_rules! t { + ($t:ident : $s1:expr => $s2:expr) => { + #[test] + fn $t() { + assert_eq!($s1.to_upper_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"); +} |