Sanitizing dashes in the variable names for form elements. Closes GH-…

src/Http/Wolverine.Http.Tests/Bugs/Bug_1961_reserved_characters_in_form_field.cs

@@ -47,6 +47,14 @@ public async Task generate_code_correctly()
 
             x.StatusCodeShouldBe(302);
         });
+
+        var result2 = await host.Scenario(x =>
+        {
+            x.Post.FormData(new (){ { "foo-bar", "Albert" } })
+                .ToUrl("/angebot/training2");
+
+            x.StatusCodeShouldBe(302);
+        });
     }
 }
 
@@ -56,6 +64,11 @@ public record TrainingRequest(
     bool? rechtlicheHinweiseAkzeptiert
 );
 
+public record TrainingRequest2(
+    [FromForm(Name = "foo-bar")]
+    bool? FooBar
+);
+
 public static class TrainingRequestHandler
 {
     [WolverinePost("angebot/training")]
@@ -65,4 +78,11 @@ public static IResult Post([AsParameters()]TrainingRequest egal)
         return Results.Redirect($"/vielen-dank");
     }
 
+    [WolverinePost("angebot/training2")]
+    public static IResult Post([AsParameters()]TrainingRequest2 egal)
+
+    {
+        return Results.Redirect($"/vielen-dank");
+    }
+
 }

src/Http/Wolverine.Http/CodeGen/CodeGenExtensions.cs

@@ -4,6 +4,6 @@ internal static class CodeGenExtensions
 {
     public static string SanitizeFormNameForVariable(this string variableName)
     {
-        return variableName.Replace("/", "_");
+        return variableName.Replace("/", "_").Replace("-", "_");
     }
 }