Be more forgiving about the source of the attributes (#129)

ConsumePlugin/GeneratedRestClient.fs

@@ -1140,6 +1140,69 @@ module ApiWithHeaders =
             member _.SomeHeader : string = someHeader ()
             member _.SomeOtherHeader : int = someOtherHeader ()
 
+            member this.GetPathParam (parameter : string, ct : CancellationToken option) =
+                async {
+                    let! ct = Async.CancellationToken
+
+                    let uri =
+                        System.Uri (
+                            (match client.BaseAddress with
+                             | null ->
+                                 raise (
+                                     System.ArgumentNullException (
+                                         nameof (client.BaseAddress),
+                                         "No base address was supplied on the type, and no BaseAddress was on the HttpClient."
+                                     )
+                                 )
+                             | v -> v),
+                            System.Uri (
+                                "endpoint/{param}"
+                                    .Replace ("{param}", parameter.ToString () |> System.Web.HttpUtility.UrlEncode),
+                                System.UriKind.Relative
+                            )
+                        )
+
+                    let httpMessage =
+                        new System.Net.Http.HttpRequestMessage (
+                            Method = System.Net.Http.HttpMethod.Get,
+                            RequestUri = uri
+                        )
+
+                    do httpMessage.Headers.Add ("X-Foo", this.SomeHeader.ToString ())
+                    do httpMessage.Headers.Add ("Authorization", this.SomeOtherHeader.ToString ())
+                    do httpMessage.Headers.Add ("Header-Name", "Header-Value")
+                    let! response = client.SendAsync (httpMessage, ct) |> Async.AwaitTask
+                    let response = response.EnsureSuccessStatusCode ()
+                    let! responseString = response.Content.ReadAsStringAsync ct |> Async.AwaitTask
+                    return responseString
+                }
+                |> (fun a -> Async.StartAsTask (a, ?cancellationToken = ct))
+        }
+namespace PureGym
+
+open System
+open System.Threading
+open System.Threading.Tasks
+open System.IO
+open System.Net
+open System.Net.Http
+open RestEase
+
+/// Module for constructing a REST client.
+[<CompilationRepresentation(CompilationRepresentationFlags.ModuleSuffix)>]
+[<RequireQualifiedAccess>]
+module ApiWithHeaders2 =
+    /// Create a REST client. The input functions will be re-evaluated on every HTTP request to obtain the required values for the corresponding header properties.
+    let make
+        (someHeader : unit -> string)
+        (someOtherHeader : unit -> int)
+        (client : System.Net.Http.HttpClient)
+        : IApiWithHeaders2
+        =
+        { new IApiWithHeaders2 with
+            member _.SomeHeader : string = someHeader ()
+            member _.SomeOtherHeader : int = someOtherHeader ()
+
             member this.GetPathParam (parameter : string, ct : CancellationToken option) =
                 async {
                     let! ct = Async.CancellationToken

ConsumePlugin/RestApiExample.fs

@@ -142,3 +142,16 @@ type IApiWithHeaders =
 
     [<Get "endpoint/{param}">]
     abstract GetPathParam : [<Path "param">] parameter : string * ?ct : CancellationToken -> Task<string>
+
+[<WoofWare.Myriad.Plugins.HttpClient>]
+[<WoofWare.Myriad.Plugins.RestEase.Header("Header-Name", "Header-Value")>]
+type IApiWithHeaders2 =
+    [<WoofWare.Myriad.Plugins.RestEase.Header "X-Foo">]
+    abstract SomeHeader : string
+
+    [<WoofWare.Myriad.Plugins.RestEase.Header "Authorization">]
+    abstract SomeOtherHeader : int
+
+    [<Get "endpoint/{param}">]
+    abstract GetPathParam :
+        [<WoofWare.Myriad.Plugins.RestEase.Path "param">] parameter : string * ?ct : CancellationToken -> Task<string>

WoofWare.Myriad.Plugins.Attributes/RestEase.fs

@@ -50,10 +50,14 @@ module RestEase =
 
     /// Indicates that this interface member causes the interface to set a header with the given name,
     /// whose value is obtained whenever required by a fresh call to the interface member.
-    type HeaderAttribute (header : string) =
+    type HeaderAttribute (header : string, value : string option) =
         inherit Attribute ()
+        new (header : string) = HeaderAttribute (header, None)
+        new (header : string, value : string) = HeaderAttribute (header, Some value)
 
     /// Indicates that this argument to a method is interpolated into the request path at runtime
     /// by writing it into the templated string that specifies the HTTP query e.g. in the `[<Get "/foo/{template}">]`.
-    type PathAttribute () =
+    type PathAttribute (path : string option) =
         inherit Attribute ()
+        new (path : string) = PathAttribute (Some path)
+        new () = PathAttribute None

WoofWare.Myriad.Plugins.Attributes/SurfaceBaseline.txt

@@ -29,12 +29,16 @@ WoofWare.Myriad.Plugins.RestEase+GetAttribute..ctor [constructor]: string
 WoofWare.Myriad.Plugins.RestEase+HeadAttribute inherit System.Attribute
 WoofWare.Myriad.Plugins.RestEase+HeadAttribute..ctor [constructor]: string
 WoofWare.Myriad.Plugins.RestEase+HeaderAttribute inherit System.Attribute
+WoofWare.Myriad.Plugins.RestEase+HeaderAttribute..ctor [constructor]: (string, string option)
+WoofWare.Myriad.Plugins.RestEase+HeaderAttribute..ctor [constructor]: (string, string)
 WoofWare.Myriad.Plugins.RestEase+HeaderAttribute..ctor [constructor]: string
 WoofWare.Myriad.Plugins.RestEase+OptionsAttribute inherit System.Attribute
 WoofWare.Myriad.Plugins.RestEase+OptionsAttribute..ctor [constructor]: string
 WoofWare.Myriad.Plugins.RestEase+PatchAttribute inherit System.Attribute
 WoofWare.Myriad.Plugins.RestEase+PatchAttribute..ctor [constructor]: string
 WoofWare.Myriad.Plugins.RestEase+PathAttribute inherit System.Attribute
+WoofWare.Myriad.Plugins.RestEase+PathAttribute..ctor [constructor]: string
+WoofWare.Myriad.Plugins.RestEase+PathAttribute..ctor [constructor]: string option
 WoofWare.Myriad.Plugins.RestEase+PathAttribute..ctor [constructor]: unit
 WoofWare.Myriad.Plugins.RestEase+PostAttribute inherit System.Attribute
 WoofWare.Myriad.Plugins.RestEase+PostAttribute..ctor [constructor]: string

WoofWare.Myriad.Plugins.Attributes/version.json

@@ -1,5 +1,5 @@
 {
-  "version": "2.3",
+  "version": "3.0",
   "publicReleaseRefSpec": [
     "^refs/heads/main$"
   ],

WoofWare.Myriad.Plugins/HttpClientGenerator.fs

@@ -1,8 +1,6 @@
 namespace WoofWare.Myriad.Plugins
 
-open System
 open System.Net.Http
-open System.Text
 open Fantomas.FCS.Syntax
 open Fantomas.FCS.SyntaxTrivia
 open Fantomas.FCS.Xml
@@ -143,7 +141,8 @@ module internal HttpClientGenerator =
         |> List.choose (fun attr ->
             match attr.TypeName.AsString with
             | "Header"
-            | "RestEase.Header" ->
+            | "RestEase.Header"
+            | "WoofWare.Myriad.Plugins.RestEase.Header" ->
                 match attr.ArgExpr with
                 | SynExpr.Paren (SynExpr.Tuple (_, [ v1 ; v2 ], _, _), _, _, _) ->
                     Some [ SynExpr.stripOptionalParen v1 ; SynExpr.stripOptionalParen v2 ]
@@ -725,6 +724,10 @@ module internal HttpClientGenerator =
         attrs
         |> List.choose (fun attr ->
             match attr.TypeName.AsString with
+            | "RestEase.Query"
+            | "RestEase.QueryAttribute"
+            | "WoofWare.Myriad.Plugins.RestEase.Query"
+            | "WoofWare.Myriad.Plugins.RestEase.QueryAttribute"
             | "Query"
             | "QueryAttribute" ->
                 match attr.ArgExpr with
@@ -733,6 +736,10 @@ module internal HttpClientGenerator =
                     Some (HttpAttribute.Query (Some s))
                 | SynExpr.Const (a, _) -> failwith $"unrecognised constant arg to the Query attribute: %+A{a}"
                 | _ -> None
+            | "RestEase.Path"
+            | "RestEase.PathAttribute"
+            | "WoofWare.Myriad.Plugins.RestEase.Path"
+            | "WoofWare.Myriad.Plugins.RestEase.PathAttribute"
             | "Path"
             | "PathAttribute" ->
                 match attr.ArgExpr with
@@ -741,6 +748,10 @@ module internal HttpClientGenerator =
                 | SynExpr.Const (SynConst.Unit, _) -> Some (HttpAttribute.Path PathSpec.MatchArgName)
                 | SynExpr.Const (a, _) -> failwith $"unrecognised constant arg to the Path attribute: %+A{a}"
                 | _ -> None
+            | "RestEase.Body"
+            | "RestEase.BodyAttribute"
+            | "WoofWare.Myriad.Plugins.RestEase.Body"
+            | "WoofWare.Myriad.Plugins.RestEase.BodyAttribute"
             | "Body"
             | "BodyAttribute" ->
                 match attr.ArgExpr with
@@ -756,8 +767,10 @@ module internal HttpClientGenerator =
             match attr.TypeName.AsString with
             | "BasePath"
             | "RestEase.BasePath"
+            | "WoofWare.Myriad.Plugins.RestEase.BasePath"
             | "BasePathAttribute"
-            | "RestEase.BasePathAttribute" -> Some attr.ArgExpr
+            | "RestEase.BasePathAttribute"
+            | "WoofWare.Myriad.Plugins.RestEase.BasePathAttribute" -> Some attr.ArgExpr
             | _ -> None
         )
 
@@ -767,8 +780,10 @@ module internal HttpClientGenerator =
             match attr.TypeName.AsString with
             | "BaseAddress"
             | "RestEase.BaseAddress"
+            | "WoofWare.Myriad.Plugins.RestEase.BaseAddress"
             | "BaseAddressAttribute"
-            | "RestEase.BaseAddressAttribute" -> Some attr.ArgExpr
+            | "RestEase.BaseAddressAttribute"
+            | "WoofWare.Myriad.Plugins.RestEase.BaseAddressAttribute" -> Some attr.ArgExpr
             | _ -> None
         )