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Remote calls WebSharper with Azure Functions

Using WebSharper Remote (Rpc) functions with Azure Functions

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open Microsoft.Azure.WebJobs
open Microsoft.Azure.WebJobs.Extensions.Http
open Microsoft.AspNetCore.Http
open Microsoft.AspNetCore.Mvc

module RM = WebSharper.Core.Remoting

[<FunctionName("rpc")>]
let runRpc( [<HttpTrigger(AuthorizationLevel.Anonymous, "get" , "post", "options", Route = "rpc")>] 
            request     : HttpRequest ) = 
    async {
        let  wsServer = RM.Server.Create WebSharper.Web.Shared.Metadata WebSharper.Web.Shared.Json
        let! body     = request.ReadAsStringAsync() |> Async.AwaitTask
        let  wsReq    = {
            RM.Request.Body    = body
            RM.Request.Headers = ParseO.tryParseWith request.Headers.TryGetValue >> Option.bind Seq.tryHead
        }
        let! wsResp   = wsServer.HandleRequest wsReq
        return ContentResult(Content = wsResp.Content, ContentType = wsResp.ContentType)
    } |> Async.StartAsTask
namespace Microsoft
namespace Microsoft.FSharp.Core
val runRpc : request:'a -> System.Threading.Tasks.Task<'b>

Full name: Script.runRpc
val request : 'a
val async : AsyncBuilder

Full name: Microsoft.FSharp.Core.ExtraTopLevelOperators.async
val wsServer : obj
val body : obj
Multiple items
type Async
static member AsBeginEnd : computation:('Arg -> Async<'T>) -> ('Arg * AsyncCallback * obj -> IAsyncResult) * (IAsyncResult -> 'T) * (IAsyncResult -> unit)
static member AwaitEvent : event:IEvent<'Del,'T> * ?cancelAction:(unit -> unit) -> Async<'T> (requires delegate and 'Del :> Delegate)
static member AwaitIAsyncResult : iar:IAsyncResult * ?millisecondsTimeout:int -> Async<bool>
static member AwaitTask : task:Task -> Async<unit>
static member AwaitTask : task:Task<'T> -> Async<'T>
static member AwaitWaitHandle : waitHandle:WaitHandle * ?millisecondsTimeout:int -> Async<bool>
static member CancelDefaultToken : unit -> unit
static member Catch : computation:Async<'T> -> Async<Choice<'T,exn>>
static member FromBeginEnd : beginAction:(AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
static member FromBeginEnd : arg:'Arg1 * beginAction:('Arg1 * AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
static member FromBeginEnd : arg1:'Arg1 * arg2:'Arg2 * beginAction:('Arg1 * 'Arg2 * AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
static member FromBeginEnd : arg1:'Arg1 * arg2:'Arg2 * arg3:'Arg3 * beginAction:('Arg1 * 'Arg2 * 'Arg3 * AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
static member FromContinuations : callback:(('T -> unit) * (exn -> unit) * (OperationCanceledException -> unit) -> unit) -> Async<'T>
static member Ignore : computation:Async<'T> -> Async<unit>
static member OnCancel : interruption:(unit -> unit) -> Async<IDisposable>
static member Parallel : computations:seq<Async<'T>> -> Async<'T []>
static member RunSynchronously : computation:Async<'T> * ?timeout:int * ?cancellationToken:CancellationToken -> 'T
static member Sleep : millisecondsDueTime:int -> Async<unit>
static member Start : computation:Async<unit> * ?cancellationToken:CancellationToken -> unit
static member StartAsTask : computation:Async<'T> * ?taskCreationOptions:TaskCreationOptions * ?cancellationToken:CancellationToken -> Task<'T>
static member StartChild : computation:Async<'T> * ?millisecondsTimeout:int -> Async<Async<'T>>
static member StartChildAsTask : computation:Async<'T> * ?taskCreationOptions:TaskCreationOptions -> Async<Task<'T>>
static member StartImmediate : computation:Async<unit> * ?cancellationToken:CancellationToken -> unit
static member StartWithContinuations : computation:Async<'T> * continuation:('T -> unit) * exceptionContinuation:(exn -> unit) * cancellationContinuation:(OperationCanceledException -> unit) * ?cancellationToken:CancellationToken -> unit
static member SwitchToContext : syncContext:SynchronizationContext -> Async<unit>
static member SwitchToNewThread : unit -> Async<unit>
static member SwitchToThreadPool : unit -> Async<unit>
static member TryCancelled : computation:Async<'T> * compensation:(OperationCanceledException -> unit) -> Async<'T>
static member CancellationToken : Async<CancellationToken>
static member DefaultCancellationToken : CancellationToken

Full name: Microsoft.FSharp.Control.Async

--------------------
type Async<'T>

Full name: Microsoft.FSharp.Control.Async<_>
static member Async.AwaitTask : task:System.Threading.Tasks.Task -> Async<unit>
static member Async.AwaitTask : task:System.Threading.Tasks.Task<'T> -> Async<'T>
val wsReq : obj
module Option

from Microsoft.FSharp.Core
val bind : binder:('T -> 'U option) -> option:'T option -> 'U option

Full name: Microsoft.FSharp.Core.Option.bind
module Seq

from Microsoft.FSharp.Collections
val tryHead : source:seq<'T> -> 'T option

Full name: Microsoft.FSharp.Collections.Seq.tryHead
val wsResp : obj
static member Async.StartAsTask : computation:Async<'T> * ?taskCreationOptions:System.Threading.Tasks.TaskCreationOptions * ?cancellationToken:System.Threading.CancellationToken -> System.Threading.Tasks.Task<'T>
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More information

Link:http://fssnip.net/7Wb
Posted:2 months ago
Author:Abe Mieres
Tags: websharper , azure functions