https://github.com/lmller/gof-in-kotlin

Gang of Four patterns in Kotlin.
https://github.com/lmller/gof-in-kotlin

kotlin patterns

Last synced: 3 months ago
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Gang of Four patterns in Kotlin.

• Host: GitHub
• URL: https://github.com/lmller/gof-in-kotlin
• Owner: lmller
• Created: 2017-05-24T14:10:53.000Z (about 7 years ago)
• Default Branch: master
• Last Pushed: 2018-11-15T19:39:29.000Z (over 5 years ago)
• Last Synced: 2024-01-21T22:12:09.278Z (5 months ago)
• Topics: kotlin, patterns
• Language: Java
• Homepage:
• Size: 145 KB
• Stars: 255
• Watchers: 14
• Forks: 20
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

Lists

• awesome-design-patterns - gof-in-kotlin
• awesome-design-patterns - gof-in-kotlin

README

        
![pull requests welcome](https://img.shields.io/badge/pull_requests-welcome-green.svg)

#### Gang of Four patterns in Kotlin.  

Inspired by https://github.com/mariofusco/from-gof-to-lambda  

Blog posts:

- Part 1: https://dev.to/lovis/gang-of-four-patterns-in-kotlin

- Part 2: https://dev.to/lovis/gang-of-four-patterns-in-kotlin---slight-return

Watch me talk about it: https://youtu.be/xxGCVVtMVn4 (2018 @code.talks hamburg)

| Pattern | Kotlin |

| --- | --- |

| Builder   | `apply` function / named constructor parameters |

| Decorator | Extension Functions / function composition |

| Interpreter | `sealed` classes |

| Iterator | operator functions |

| Observer | observable delegate | 

| Prototype | Data class | 

| Singleton | `object` declaration |

| Strategy | functions |

| Template Method | (top-level) functions |

| Visitor | Pattern Matching / `when` |

ℹ️ If you import the project into intelliJ, make sure to **un**check "Create separate module per source set"!