fix: support to prefix in invoke expression

mika-f · Mar 16, 2024 · d01e7c6 · d01e7c6
1 parent 752b3b1
commit d01e7c6
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/src/Plana.Composition.Extensions/MeaningEqualitySymbolComparator.cs b/src/Plana.Composition.Extensions/MeaningEqualitySymbolComparator.cs
@@ -52,6 +52,7 @@ public bool Equals(ISymbol? x, ISymbol? y)
                 case IPropertySymbol:
                 case IMethodSymbol:
                 case IFieldSymbol:
+                case IParameterSymbol:
                     return x.ToDisplayString(SymbolDisplayFormat) == y.ToDisplayString(SymbolDisplayFormat);
             }
 
@@ -68,6 +69,19 @@ public int GetHashCode(ISymbol obj)
             case IMethodSymbol:
             case IFieldSymbol:
                 return obj.ToDisplayString(SymbolDisplayFormat).GetHashCode();
+
+            case IParameterSymbol parameter:
+            {
+                if (parameter.ContainingSymbol is IMethodSymbol m)
+                {
+                    var a = (m.IsExtensionMethod ? m.ReducedFrom ?? m.OriginalDefinition : m).ToDisplayString(SymbolDisplayFormat);
+                    var b = obj.ToDisplayString(SymbolDisplayFormat);
+
+                    return HashCode.Combine(a, b);
+                }
+
+                break;
+            }
         }
 
         return SymbolEqualityComparer.Default.GetHashCode(obj);