ASP002 don't warn when wrong name.

Author: JohanLarsson

AspNetCoreAnalyzers.Tests/ASP002MissingParameterTests/ValidCode.cs

@@ -172,5 +172,28 @@ public async Task<IActionResult> GetOrder([FromHeader]int id)
 }";
             AnalyzerAssert.Valid(Analyzer, order, db, code);
         }
+
+        [Test]
+        public void WhenWrongName()
+        {
+            var code = @"
+namespace ValidCode
+{
+    using System.Threading.Tasks;
+    using Microsoft.AspNetCore.Mvc;
+    using Microsoft.EntityFrameworkCore;
+
+    [ApiController]
+    public class OrdersController : Controller
+    {
+        [HttpGet(""api/{value}"")]
+        public IActionResult GetValue(string wrongName)
+        {
+            return this.Ok(wrongName);
+        }
+    }
+}";
+            AnalyzerAssert.Valid(Analyzer, ASP002MissingParameter.Descriptor, code);
+        }
     }
 }

AspNetCoreAnalyzers/Analyzers/AttributeAnalyzer.cs

@@ -58,7 +58,8 @@ context.ContainingSymbol is IMethodSymbol method &&
                                 methodDeclaration.ParameterList.GetLocation()));
                     }
 
-                    if (pairs.TryFirst(x => x.Method == null, out _))
+                    if (pairs.TryFirst(x => x.Method == null, out _) &&
+                        !pairs.TryFirst(x => x.Template == null, out _))
                     {
                         context.ReportDiagnostic(
                             Diagnostic.Create(