qModule.fsx

Lori's calling module

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open System

module qModule =

    type Shape =        // define a "union" of alternative structures
    | Circle of int 
    | Rectangle of int * int
    | Polygon of (int * int) list
    | Point of (int * int) 

    let draw shape =    // define a function "draw" with a shape param
      match shape with
      | Circle radius -> 
          printfn "The circle has a radius of %d" radius
      | Rectangle (height,width) -> 
          printfn "The rectangle is %d high by %d wide" height width
      | Polygon points -> 
          printfn "The polygon is made of these points %A" points
      | _ -> printfn "I don't recognize this shape"

    let circle = Circle(10)
    let rect = Rectangle(4,5)
    let polygon = Polygon( [(1,1); (2,2); (3,3)])
    let point = Point(2,3)
    
    [circle; rect; polygon; point] |> List.iter draw

namespace System

module qModule

from Script

type Shape =
  | Circle of int
  | Rectangle of int * int
  | Polygon of (int * int) list
  | Point of (int * int)

Full name: Script.qModule.Shape

union case Shape.Circle: int -> Shape

Multiple items
val int : value:'T -> int (requires member op_Explicit)

Full name: Microsoft.FSharp.Core.Operators.int

--------------------
type int = int32

Full name: Microsoft.FSharp.Core.int

--------------------
type int<'Measure> = int

Full name: Microsoft.FSharp.Core.int<_>

union case Shape.Rectangle: int * int -> Shape

union case Shape.Polygon: (int * int) list -> Shape

type 'T list = List<'T>

Full name: Microsoft.FSharp.Collections.list<_>

union case Shape.Point: (int * int) -> Shape

val draw : shape:Shape -> unit

Full name: Script.qModule.draw

val shape : Shape

val radius : int

val printfn : format:Printf.TextWriterFormat<'T> -> 'T

Full name: Microsoft.FSharp.Core.ExtraTopLevelOperators.printfn

val height : int

val width : int

val points : (int * int) list

val circle : Shape

Full name: Script.qModule.circle

val rect : Shape

Full name: Script.qModule.rect

val polygon : Shape

Full name: Script.qModule.polygon

val point : Shape

Full name: Script.qModule.point

Multiple items
module List

from Microsoft.FSharp.Collections

--------------------
type List<'T> =
  | ( [] )
  | ( :: ) of Head: 'T * Tail: 'T list
  interface IEnumerable
  interface IEnumerable<'T>
  member Head : 'T
  member IsEmpty : bool
  member Item : index:int -> 'T with get
  member Length : int
  member Tail : 'T list
  static member Cons : head:'T * tail:'T list -> 'T list
  static member Empty : 'T list

Full name: Microsoft.FSharp.Collections.List<_>

val iter : action:('T -> unit) -> list:'T list -> unit

Full name: Microsoft.FSharp.Collections.List.iter

Raw view Test code New version

More information

Link:	http://fssnip.net/kh
Posted:	11 years ago
Author:	llq
Tags:	qmodule uncc , tryfsharp