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

* Bump ApiSurface from 4.0.33 to 4.0.36

Bumps [ApiSurface](https://github.com/G-Research/ApiSurface) from 4.0.33 to 4.0.36.
- [Release notes](https://github.com/G-Research/ApiSurface/releases)
- [Commits](https://github.com/G-Research/ApiSurface/compare/ApiSurface.4.0.33...ApiSurface.4.0.36)

---
updated-dependencies:
- dependency-name: ApiSurface
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

* Bump fantomas from 6.3.3 to 6.3.4

Bumps [fantomas](https://github.com/fsprojects/fantomas) from 6.3.3 to 6.3.4.
- [Release notes](https://github.com/fsprojects/fantomas/releases)
- [Changelog](https://github.com/fsprojects/fantomas/blob/main/CHANGELOG.md)
- [Commits](https://github.com/fsprojects/fantomas/compare/v6.3.3...v6.3.4)

---
updated-dependencies:
- dependency-name: fantomas
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

* Drive-by

* Fix deps

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Smaug123 <3138005+Smaug123@users.noreply.github.com>

.config/dotnet-tools.json

@@ -3,7 +3,7 @@
   "isRoot": true,
   "tools": {
     "fantomas": {
-      "version": "6.3.3",
+      "version": "6.3.4",
       "commands": [
         "fantomas"
       ]

ConsumePlugin/GeneratedMock.fs

@@ -26,7 +26,7 @@ type internal PublicTypeMock =
 
     interface IPublicType with
         member this.Mem1 (arg_0_0, arg_0_1) = this.Mem1 (arg_0_0, arg_0_1)
-        member this.Mem2 (arg_0_0) = this.Mem2 (arg_0_0)
+        member this.Mem2 arg_0_0 = this.Mem2 (arg_0_0)
         member this.Mem3 (arg_0_0, arg_0_1) = this.Mem3 (arg_0_0, arg_0_1)
 namespace SomeNamespace
 
@@ -51,7 +51,7 @@ type public PublicTypeInternalFalseMock =
 
     interface IPublicTypeInternalFalse with
         member this.Mem1 (arg_0_0, arg_0_1) = this.Mem1 (arg_0_0, arg_0_1)
-        member this.Mem2 (arg_0_0) = this.Mem2 (arg_0_0)
+        member this.Mem2 arg_0_0 = this.Mem2 (arg_0_0)
         member this.Mem3 (arg_0_0, arg_0_1) = this.Mem3 (arg_0_0, arg_0_1)
 namespace SomeNamespace
 
@@ -74,7 +74,7 @@ type internal InternalTypeMock =
 
     interface InternalType with
         member this.Mem1 (arg_0_0, arg_0_1) = this.Mem1 (arg_0_0, arg_0_1)
-        member this.Mem2 (arg_0_0) = this.Mem2 (arg_0_0)
+        member this.Mem2 arg_0_0 = this.Mem2 (arg_0_0)
 namespace SomeNamespace
 
 open System
@@ -96,7 +96,7 @@ type private PrivateTypeMock =
 
     interface PrivateType with
         member this.Mem1 (arg_0_0, arg_0_1) = this.Mem1 (arg_0_0, arg_0_1)
-        member this.Mem2 (arg_0_0) = this.Mem2 (arg_0_0)
+        member this.Mem2 arg_0_0 = this.Mem2 (arg_0_0)
 namespace SomeNamespace
 
 open System
@@ -118,7 +118,7 @@ type private PrivateTypeInternalFalseMock =
 
     interface PrivateTypeInternalFalse with
         member this.Mem1 (arg_0_0, arg_0_1) = this.Mem1 (arg_0_0, arg_0_1)
-        member this.Mem2 (arg_0_0) = this.Mem2 (arg_0_0)
+        member this.Mem2 arg_0_0 = this.Mem2 (arg_0_0)
 namespace SomeNamespace
 
 open System
@@ -137,7 +137,7 @@ type internal VeryPublicTypeMock<'a, 'b> =
         }
 
     interface VeryPublicType<'a, 'b> with
-        member this.Mem1 (arg_0_0) = this.Mem1 (arg_0_0)
+        member this.Mem1 arg_0_0 = this.Mem1 (arg_0_0)
 namespace SomeNamespace
 
 open System
@@ -166,9 +166,9 @@ type internal CurriedMock<'a> =
         }
 
     interface Curried<'a> with
-        member this.Mem1 (arg_0_0) (arg_1_0) = this.Mem1 (arg_0_0) (arg_1_0)
-        member this.Mem2 (arg_0_0, arg_0_1) (arg_1_0) = this.Mem2 (arg_0_0, arg_0_1) (arg_1_0)
-        member this.Mem3 ((arg_0_0, arg_0_1)) (arg_1_0) = this.Mem3 (arg_0_0, arg_0_1) (arg_1_0)
+        member this.Mem1 arg_0_0 arg_1_0 = this.Mem1 (arg_0_0) (arg_1_0)
+        member this.Mem2 (arg_0_0, arg_0_1) arg_1_0 = this.Mem2 (arg_0_0, arg_0_1) (arg_1_0)
+        member this.Mem3 ((arg_0_0, arg_0_1)) arg_1_0 = this.Mem3 (arg_0_0, arg_0_1) (arg_1_0)
 
         member this.Mem4 ((arg_0_0, arg_0_1)) ((arg_1_0, arg_1_1)) =
             this.Mem4 (arg_0_0, arg_0_1) (arg_1_0, arg_1_1)
@@ -188,7 +188,8 @@ type internal TypeWithInterfaceMock =
     {
         /// Implementation of IDisposable.Dispose
         Dispose : unit -> unit
-        Mem1 : int -> string
+        Mem1 : string option -> string[] Async
+        Mem2 : unit -> string[] Async
     }
 
     /// An implementation where every method throws.
@@ -196,10 +197,12 @@ type internal TypeWithInterfaceMock =
         {
             Dispose = (fun _ -> ())
             Mem1 = (fun x -> raise (System.NotImplementedException "Unimplemented mock function"))
+            Mem2 = (fun x -> raise (System.NotImplementedException "Unimplemented mock function"))
         }
 
     interface TypeWithInterface with
-        member this.Mem1 (arg_0_0) = this.Mem1 (arg_0_0)
+        member this.Mem1 arg_0_0 = this.Mem1 (arg_0_0)
+        member this.Mem2 () = this.Mem2 (())
 
     interface System.IDisposable with
         member this.Dispose () : unit = this.Dispose ()

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/MockExample.fs

@@ -46,4 +46,5 @@ type Curried<'a> =
 [<GenerateMock>]
 type TypeWithInterface =
     inherit IDisposable
-    abstract Mem1 : int -> string
+    abstract Mem1 : string option -> string[] Async
+    abstract Mem2 : unit -> string[] Async

ConsumePlugin/RestApiExample.fs

@@ -120,7 +120,8 @@ type internal IApiWithoutBaseAddress =
 [<WoofWare.Myriad.Plugins.HttpClient>]
 [<BasePath "foo">]
 type IApiWithBasePath =
-    [<Get "endpoint/{param}">]
+    // Example where we use the bundled attributes rather than RestEase's
+    [<WoofWare.Myriad.Plugins.RestEase.Get "endpoint/{param}">]
     abstract GetPathParam : [<Path "param">] parameter : string * ?cancellationToken : CancellationToken -> Task<string>
 
 [<WoofWare.Myriad.Plugins.HttpClient>]
@@ -141,3 +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

@@ -0,0 +1,63 @@
+namespace WoofWare.Myriad.Plugins
+
+open System
+
+/// Module containing duplicates of the supported RestEase attributes, in case you don't want
+/// to take a dependency on RestEase.
+[<RequireQualifiedAccess>]
+module RestEase =
+    /// Indicates that a method represents an HTTP Get query to the specified endpoint.
+    type GetAttribute (path : string) =
+        inherit Attribute ()
+
+    /// Indicates that a method represents an HTTP Post query to the specified endpoint.
+    type PostAttribute (path : string) =
+        inherit Attribute ()
+
+    /// Indicates that a method represents an HTTP Delete query to the specified endpoint.
+    type DeleteAttribute (path : string) =
+        inherit Attribute ()
+
+    /// Indicates that a method represents an HTTP Head query to the specified endpoint.
+    type HeadAttribute (path : string) =
+        inherit Attribute ()
+
+    /// Indicates that a method represents an HTTP Options query to the specified endpoint.
+    type OptionsAttribute (path : string) =
+        inherit Attribute ()
+
+    /// Indicates that a method represents an HTTP Put query to the specified endpoint.
+    type PutAttribute (path : string) =
+        inherit Attribute ()
+
+    /// Indicates that a method represents an HTTP Patch query to the specified endpoint.
+    type PatchAttribute (path : string) =
+        inherit Attribute ()
+
+    /// Indicates that a method represents an HTTP Trace query to the specified endpoint.
+    type TraceAttribute (path : string) =
+        inherit Attribute ()
+
+    /// Indicates that this argument to a method is interpolated into the HTTP request at runtime
+    /// by setting a query parameter (with the given name) to the value of the annotated argument.
+    type QueryAttribute (paramName : string) =
+        inherit Attribute ()
+
+    /// Indicates that this interface represents a REST client which accesses an API whose paths are
+    /// all relative to the given address.
+    type BaseAddressAttribute (addr : string) =
+        inherit Attribute ()
+
+    /// 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, 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 (path : string option) =
+        inherit Attribute ()
+        new (path : string) = PathAttribute (Some path)
+        new () = PathAttribute None

WoofWare.Myriad.Plugins.Attributes/SurfaceBaseline.txt

@@ -19,3 +19,32 @@ WoofWare.Myriad.Plugins.JsonSerializeAttribute.DefaultIsExtensionMethod [static
 WoofWare.Myriad.Plugins.JsonSerializeAttribute.get_DefaultIsExtensionMethod [static method]: unit -> bool
 WoofWare.Myriad.Plugins.RemoveOptionsAttribute inherit System.Attribute
 WoofWare.Myriad.Plugins.RemoveOptionsAttribute..ctor [constructor]: unit
+WoofWare.Myriad.Plugins.RestEase inherit obj
+WoofWare.Myriad.Plugins.RestEase+BaseAddressAttribute inherit System.Attribute
+WoofWare.Myriad.Plugins.RestEase+BaseAddressAttribute..ctor [constructor]: string
+WoofWare.Myriad.Plugins.RestEase+DeleteAttribute inherit System.Attribute
+WoofWare.Myriad.Plugins.RestEase+DeleteAttribute..ctor [constructor]: string
+WoofWare.Myriad.Plugins.RestEase+GetAttribute inherit System.Attribute
+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.RestEase+PutAttribute inherit System.Attribute
+WoofWare.Myriad.Plugins.RestEase+PutAttribute..ctor [constructor]: string
+WoofWare.Myriad.Plugins.RestEase+QueryAttribute inherit System.Attribute
+WoofWare.Myriad.Plugins.RestEase+QueryAttribute..ctor [constructor]: string
+WoofWare.Myriad.Plugins.RestEase+TraceAttribute inherit System.Attribute
+WoofWare.Myriad.Plugins.RestEase+TraceAttribute..ctor [constructor]: string

WoofWare.Myriad.Plugins.Attributes/Test/TestSurface.fs

@@ -11,11 +11,9 @@ module TestSurface =
     [<Test>]
     let ``Ensure API surface has not been modified`` () = ApiSurface.assertIdentical assembly
 
-    (*
     [<Test>]
     let ``Check version against remote`` () =
         MonotonicVersion.validate assembly "WoofWare.Myriad.Plugins.Attributes"
-    *)
 
     [<Test ; Explicit>]
     let ``Update API surface`` () =

WoofWare.Myriad.Plugins.Attributes/Test/WoofWare.Myriad.Plugins.Attributes.Test.fsproj

@@ -12,7 +12,7 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="ApiSurface" Version="4.0.33" />
+        <PackageReference Include="ApiSurface" Version="4.0.36" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0"/>
         <PackageReference Include="NUnit" Version="4.1.0"/>
         <PackageReference Include="NUnit3TestAdapter" Version="4.5.0"/>

WoofWare.Myriad.Plugins.Attributes/WoofWare.Myriad.Plugins.Attributes.fsproj

@@ -19,6 +19,7 @@
 
   <ItemGroup>
     <Compile Include="Attributes.fs"/>
+    <Compile Include="RestEase.fs" />
     <EmbeddedResource Include="version.json"/>
     <EmbeddedResource Include="SurfaceBaseline.txt"/>
     <None Include="..\README.md">

WoofWare.Myriad.Plugins.Attributes/version.json

@@ -1,5 +1,5 @@
 {
-  "version": "2.2",
+  "version": "3.0",
   "publicReleaseRefSpec": [
     "^refs/heads/main$"
   ],

WoofWare.Myriad.Plugins.Test/WoofWare.Myriad.Plugins.Test.fsproj

@@ -33,7 +33,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="ApiSurface" Version="4.0.33"/>
+    <PackageReference Include="ApiSurface" Version="4.0.36"/>
     <PackageReference Include="FsCheck" Version="2.16.6"/>
     <PackageReference Include="FsUnit" Version="6.0.0"/>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0"/>

WoofWare.Myriad.Plugins/AstHelper.fs

@@ -132,6 +132,11 @@ module internal AstHelper =
         // TODO: consider Microsoft.FSharp.Option or whatever it is
         | _ -> false
 
+    let isUnitIdent (ident : SynLongIdent) : bool =
+        match ident.LongIdent with
+        | [ i ] when System.String.Equals (i.idText, "unit", System.StringComparison.OrdinalIgnoreCase) -> true
+        | _ -> false
+
     let isListIdent (ident : SynLongIdent) : bool =
         match ident.LongIdent with
         | [ i ] when System.String.Equals (i.idText, "list", System.StringComparison.OrdinalIgnoreCase) -> true
@@ -343,7 +348,18 @@ module internal AstHelper =
                                 }
                                 |> List.singleton
                         }
-                    | _ -> failwith $"Unrecognised args in interface method declaration: %+A{args}"
+                    | arg ->
+                        {
+                            HasParen = false
+                            Args =
+                                {
+                                    Attributes = []
+                                    IsOptional = false
+                                    Id = None
+                                    Type = arg
+                                }
+                                |> List.singleton
+                        }
                     |> fun ty ->
                         { ty with
                             HasParen = ty.HasParen || hasParen
@@ -491,6 +507,11 @@ module internal SynTypePatterns =
             Some innerType
         | _ -> None
 
+    let (|UnitType|_|) (fieldType : SynType) : unit option =
+        match fieldType with
+        | SynType.LongIdent ident when AstHelper.isUnitIdent ident -> Some ()
+        | _ -> None
+
     let (|ListType|_|) (fieldType : SynType) =
         match fieldType with
         | SynType.App (SynType.LongIdent ident, _, [ innerType ], _, _, _, _) when AstHelper.isListIdent ident ->

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
@@ -82,34 +80,50 @@ module internal HttpClientGenerator =
                 match attr.TypeName.AsString with
                 | "Get"
                 | "GetAttribute"
+                | "WoofWare.Myriad.Plugins.RestEase.Get"
+                | "WoofWare.Myriad.Plugins.RestEase.GetAttribute"
                 | "RestEase.Get"
                 | "RestEase.GetAttribute" -> Some (HttpMethod.Get, attr.ArgExpr)
                 | "Post"
                 | "PostAttribute"
+                | "WoofWare.Myriad.Plugins.RestEase.Post"
+                | "WoofWare.Myriad.Plugins.RestEase.PostAttribute"
                 | "RestEase.Post"
                 | "RestEase.PostAttribute" -> Some (HttpMethod.Post, attr.ArgExpr)
                 | "Put"
                 | "PutAttribute"
+                | "WoofWare.Myriad.Plugins.RestEase.Put"
+                | "WoofWare.Myriad.Plugins.RestEase.PutAttribute"
                 | "RestEase.Put"
                 | "RestEase.PutAttribute" -> Some (HttpMethod.Put, attr.ArgExpr)
                 | "Delete"
                 | "DeleteAttribute"
+                | "WoofWare.Myriad.Plugins.RestEase.Delete"
+                | "WoofWare.Myriad.Plugins.RestEase.DeleteAttribute"
                 | "RestEase.Delete"
                 | "RestEase.DeleteAttribute" -> Some (HttpMethod.Delete, attr.ArgExpr)
                 | "Head"
                 | "HeadAttribute"
+                | "WoofWare.Myriad.Plugins.RestEase.Head"
+                | "WoofWare.Myriad.Plugins.RestEase.HeadAttribute"
                 | "RestEase.Head"
                 | "RestEase.HeadAttribute" -> Some (HttpMethod.Head, attr.ArgExpr)
                 | "Options"
                 | "OptionsAttribute"
+                | "WoofWare.Myriad.Plugins.RestEase.Options"
+                | "WoofWare.Myriad.Plugins.RestEase.OptionsAttribute"
                 | "RestEase.Options"
                 | "RestEase.OptionsAttribute" -> Some (HttpMethod.Options, attr.ArgExpr)
                 | "Patch"
                 | "PatchAttribute"
+                | "WoofWare.Myriad.Plugins.RestEase.Patch"
+                | "WoofWare.Myriad.Plugins.RestEase.PatchAttribute"
                 | "RestEase.Patch"
                 | "RestEase.PatchAttribute" -> Some (HttpMethod.Patch, attr.ArgExpr)
                 | "Trace"
                 | "TraceAttribute"
+                | "WoofWare.Myriad.Plugins.RestEase.Trace"
+                | "WoofWare.Myriad.Plugins.RestEase.TraceAttribute"
                 | "RestEase.Trace"
                 | "RestEase.TraceAttribute" -> Some (HttpMethod.Trace, attr.ArgExpr)
                 | _ -> None
@@ -127,7 +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 ]
@@ -709,6 +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
@@ -717,6 +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
@@ -725,6 +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
@@ -740,8 +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
         )
 
@@ -751,8 +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
         )
 

WoofWare.Myriad.Plugins/InterfaceMockGenerator.fs

@@ -194,7 +194,9 @@ module internal InterfaceMockGenerator =
                                                 |> List.mapi (fun i arg ->
                                                     arg.Args
                                                     |> List.mapi (fun j arg ->
-                                                        SynArgInfo.CreateIdString $"arg_%i{i}_%i{j}"
+                                                        match arg.Type with
+                                                        | UnitType -> SynArgInfo.SynArgInfo ([], false, None)
+                                                        | _ -> SynArgInfo.CreateIdString $"arg_%i{i}_%i{j}"
                                                     )
                                                 )
                                         ],
@@ -209,10 +211,18 @@ module internal InterfaceMockGenerator =
                         |> List.mapi (fun i tupledArgs ->
                             let args =
                                 tupledArgs.Args
-                                |> List.mapi (fun j _ -> SynPat.CreateNamed (Ident.Create $"arg_%i{i}_%i{j}"))
+                                |> List.mapi (fun j ty ->
+                                    match ty.Type with
+                                    | UnitType -> SynPat.Const (SynConst.Unit, range0)
+                                    | _ -> SynPat.CreateNamed (Ident.Create $"arg_%i{i}_%i{j}")
+                                )
 
-                            SynPat.Tuple (false, args, List.replicate (args.Length - 1) range0, range0)
-                            |> SynPat.CreateParen
+                            match args with
+                            | [] -> failwith "somehow got no args at all"
+                            | [ arg ] -> arg
+                            | args ->
+                                SynPat.Tuple (false, args, List.replicate (args.Length - 1) range0, range0)
+                                |> SynPat.CreateParen
                             |> fun i -> if tupledArgs.HasParen then SynPat.Paren (i, range0) else i
                         )
 
@@ -231,7 +241,11 @@ module internal InterfaceMockGenerator =
                             memberInfo.Args
                             |> List.mapi (fun i args ->
                                 args.Args
-                                |> List.mapi (fun j args -> SynExpr.CreateIdentString $"arg_%i{i}_%i{j}")
+                                |> List.mapi (fun j arg ->
+                                    match arg.Type with
+                                    | UnitType -> SynExpr.CreateConst SynConst.Unit
+                                    | _ -> SynExpr.CreateIdentString $"arg_%i{i}_%i{j}"
+                                )
                                 |> SynExpr.CreateParenedTuple
                             )
 

nix/deps.nix

@@ -8,13 +8,13 @@
   })
   (fetchNuGet {
     pname = "fantomas";
-    version = "6.3.3";
-    sha256 = "sha256-02uTwRPJkRZtjJ7fOJdHSvc17DszkXjT5X9jGuRZlA4=";
+    version = "6.3.4";
+    sha256 = "sha256-1aWqZynBkQoznenGoP0sbf1PcUXAbcHiWyECuv89xa0=";
   })
   (fetchNuGet {
     pname = "ApiSurface";
-    version = "4.0.33";
-    sha256 = "0mmsa5gxfd3bbgacip0c1hljwd958zcx1012qdh033sx6nfz3v36";
+    version = "4.0.36";
+    sha256 = "sha256-xqIkMvjJD5UaAHYw8B0CU4h+fJvxNSVspMFro2dz0Rc=";
   })
   (fetchNuGet {
     pname = "Fantomas.Core";