https://github.com/yusukehosonuma/flatten

Flatten method reference that resolved to SE-0042.
https://github.com/yusukehosonuma/flatten

functional-programming swift

Last synced: 2 days ago
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Flatten method reference that resolved to SE-0042.

• Host: GitHub
• URL: https://github.com/yusukehosonuma/flatten
• Owner: YusukeHosonuma
• License: mit
• Created: 2020-03-27T05:32:35.000Z (over 5 years ago)
• Default Branch: master
• Last Pushed: 2022-07-22T05:44:54.000Z (almost 3 years ago)
• Last Synced: 2025-03-16T09:14:52.270Z (4 months ago)
• Topics: functional-programming, swift
• Language: Swift
• Size: 30.3 KB
• Stars: 4
• Watchers: 1
• Forks: 0
• Open Issues: 2
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# Flatten

[![CocoaPods](https://img.shields.io/cocoapods/v/Flatten.svg)](https://cocoapods.org/pods/Flatten)

![SPM Compatible](https://img.shields.io/badge/SPM-compatible-4BC51D.svg?style=flat)

[![License](https://img.shields.io/github/license/YusukeHosonuma/Flatten)](https://github.com/YusukeHosonuma/Flatten/blob/master/LICENSE)

[![Twitter](https://img.shields.io/twitter/url?style=social&url=https%3A%2F%2Ftwitter.com%2Ftobi462)](https://twitter.com/tobi462)

Flatten instance method reference that resolved to [SE-0042](https://github.com/apple/swift-evolution/blob/master/proposals/0042-flatten-method-types.md).

```swift

let f: (String) -> (String) -> Bool = String.hasPrefix

// function is curried

f("Hello")("He") // => true

let __f: (String, String) -> Bool = flatten(f)

// function is flattend

__f("Hello", "He") // => true

```

## Limitation

Only up to **20 arguments** are supported.

## Author

Yusuke Hosonuma / [email protected] / [@tobi462](https://twitter.com/tobi462)

## License

[Flatten](https://github.com/YusukeHosonuma/Flatten) is available under the MIT license. See the LICENSE file for more info.