exclude pattern : var x = this.x;

lib/src/rules/avoid_shadowing.dart

@@ -77,9 +77,18 @@ class _Visitor extends SimpleAstVisitor {
 
   @override
   visitVariableDeclarationStatement(VariableDeclarationStatement node) {
-    final variables = node.variables.variables;
+    final variables = node.variables.variables.toList();
     final library = variables.first.element.library;
 
+    // exclude pattern : var name = this.name;
+    variables.removeWhere((variable) {
+      final initializer = variable.initializer;
+      return initializer is PropertyAccess &&
+          initializer.propertyName.name == variable.name.name &&
+          (initializer.target is ThisExpression ||
+              initializer.target is SuperExpression);
+    });
+
     bool skipInstanceMembers = false;
     AstNode current = node;
     while (current != null) {

test/rules/avoid_shadowing.dart

@@ -80,4 +80,17 @@ class E {
   m(int x) {
     int x; // LINT
   }
+}
+
+// exclude pattern
+class F {
+  int x;
+  m() {
+    var x = this.x; // OK
+  }
+}
+class F2 extends F {
+  m() {
+    var x = super.x; // OK
+  }
 }