Reset tracking of applied operator overloads before every walk of the…

… ast tree.

checker/checker.go

@@ -29,14 +29,22 @@ func ParseCheck(input string, config *conf.Config) (*parser.Tree, error) {
 				// types information available in the tree.
 				_, _ = Check(tree, config)
 
+				r, repeatable := v.(interface {
+					Reset()
+					ShouldRepeat() bool
+				});
+
+				if repeatable {
+					r.Reset()
+				}
+
 				ast.Walk(&tree.Node, v)
 
-				if v, ok := v.(interface {
-					ShouldRepeat() bool
-				}); ok {
-					more = more || v.ShouldRepeat()
+				if repeatable {
+					more = more || r.ShouldRepeat()
 				}
 			}
+
 			if !more {
 				break
 			}

patcher/operator_override.go

@@ -42,6 +42,11 @@ func (p *OperatorOverloading) Visit(node *ast.Node) {
 	}
 }
 
+// Tracking must be reset before every walk over the AST tree
+func (p *OperatorOverloading) Reset() {
+	p.applied = false
+}
+
 func (p *OperatorOverloading) ShouldRepeat() bool {
 	return p.applied
 }