Revert "Fix debug information by just using the debug scopes from original method"

This reverts commit 9d451fb.

Author: Philip R. Saxton

src/MethodBoundaryAspect.Fody.UnitTests.TestProgram.NetFramework/Program.cs

@@ -12,9 +12,6 @@ private static void Main()
                 Debugger.Launch();
             Debugger.Break();
 
-            var t0 = new WrongDebugVariableNames();
-            t0.Call();
-
             var t1 = new LogTest();
             t1.DoIt(7);
 

src/MethodBoundaryAspect.Fody.UnitTests.TestProgram.NetFramework/WrongDebugVariableNames.cs

@@ -98,7 +98,7 @@ private static MethodDefinition CloneMethod(MethodDefinition method)
             };
 
             foreach (var parameter in method.Parameters)
-                clonedMethod.Parameters.Add(parameter);   
+                clonedMethod.Parameters.Add(parameter);
 
             foreach (var variable in method.Body.Variables)
                 clonedMethod.Body.Variables.Add(variable);
@@ -162,7 +162,22 @@ private static MethodDefinition CloneMethod(MethodDefinition method)
                 }
             }
 
-            clonedMethod.DebugInformation.Scope = method.DebugInformation.Scope;
+            if (method.DebugInformation.HasSequencePoints)
+            {
+                foreach (var sequencePoint in method.DebugInformation.SequencePoints)
+                    clonedMethod.DebugInformation.SequencePoints.Add(sequencePoint);
+            }
+
+            clonedMethod.DebugInformation.Scope = new ScopeDebugInformation(method.Body.Instructions.First(), method.Body.Instructions.Last());
+
+            if (method.DebugInformation?.Scope?.Variables != null)
+            {
+                foreach (var variableDebugInformation in method.DebugInformation.Scope.Variables)
+                {
+                    clonedMethod.DebugInformation.Scope.Variables.Add(variableDebugInformation);
+                }
+            }
+
             return clonedMethod;
         }