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WoofWare.Myriad/ConsumePlugin/FSharpForFunAndProfitCata.fs
2024-02-18 14:13:34 +00:00

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namespace ConsumePlugin
open WoofWare.Myriad.Plugins
type File =
{
Name : string
FileSize : int
}
type Directory =
{
Name : string
DirSize : int
Contents : FileSystemItem list
}
and [<CreateCatamorphism "FileSystemCata">] FileSystemItem =
| Directory of Directory
| File of File
type Book =
{
title : string
price : decimal
}
type ChocolateType =
| Dark
| Milk
| SeventyPercent
type Chocolate =
{
chocType : ChocolateType
price : decimal
}
override this.ToString () = this.chocType.ToString ()
type WrappingPaperStyle =
| HappyBirthday
| HappyHolidays
| SolidColor
[<CreateCatamorphism "GiftCata">]
type Gift =
| Book of Book
| Chocolate of Chocolate
| Wrapped of Gift * WrappingPaperStyle
| Boxed of Gift
| WithACard of Gift * message : string
[<CreateCatamorphism "MyListCata">]
type MyList =
| Nil
| Cons of ConsCase
and ConsCase =
{
Head : int
Tail : MyList
}
[<CreateCatamorphism "MyList2Cata">]
type MyList2 =
| Nil
| Cons of int * MyList2