From b92d5078343f85be5ac21faaa49780f25fed41bf Mon Sep 17 00:00:00 2001
From: kozmod <gizmod@bk.ru>
Date: Sun, 25 Jun 2023 17:16:19 +0300
Subject: [PATCH] #648: fix invalid code generation when interface method
 parameter's name is the same as interface name

---
 pkg/generator.go | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/pkg/generator.go b/pkg/generator.go
index 96f7e5bd..c356abd9 100644
--- a/pkg/generator.go
+++ b/pkg/generator.go
@@ -193,11 +193,10 @@ func (g *Generator) mockName() string {
 }
 
 // getTypeConstraintString returns type constraint string for a given interface.
-//  For instance, a method using this constraint:
 //
-//    func Foo[T Stringer](s []T) (ret []string) {
-//
-//    }
+//	For instance, a method using this constraint:
+//	  func Foo[T Stringer](s []T) (ret []string) {
+//	  }
 //
 // The constraint returned will be "[T Stringer]"
 //
@@ -495,7 +494,10 @@ func (g *Generator) genList(ctx context.Context, list *types.Tuple, variadic boo
 			}
 		}
 
-		pname := v.Name()
+		pname := v.Name()x
+		if ts == pname {
+			pname = fmt.Sprintf("%s%d", pname, i)
+		}
 
 		if g.nameCollides(pname) || pname == "" {
 			pname = fmt.Sprintf("_a%d", i)