add missing Override attribute

Author: Nicolas Hart

psalm.xml

@@ -2,7 +2,6 @@
 <psalm
     errorLevel="3"
     resolveFromConfigFile="true"
-    ensureOverrideAttribute="false"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xmlns="https://getpsalm.org/schema/config"
     xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"

src/Expr/Assign.php

@@ -31,6 +31,7 @@ public function value(): Expr
         return $this->value;
     }
 
+    #[\Override]
     public function accept(Visitor $visitor)
     {
         return $visitor->visitAssignExpr($this);

src/Expr/Binary.php

@@ -38,6 +38,7 @@ public function right(): Expr
         return $this->right;
     }
 
+    #[\Override]
     public function accept(Visitor $visitor)
     {
         return $visitor->visitBinaryExpr($this);

src/Expr/Grouping.php

@@ -22,6 +22,7 @@ public function expression(): Expr
         return $this->expression;
     }
 
+    #[\Override]
     public function accept(Visitor $visitor)
     {
         return $visitor->visitGroupingExpr($this);

src/Expr/Literal.php

@@ -22,6 +22,7 @@ public function value()
         return $this->value;
     }
 
+    #[\Override]
     public function accept(Visitor $visitor)
     {
         return $visitor->visitLiteralExpr($this);

src/Expr/Unary.php

@@ -31,6 +31,7 @@ public function right(): Expr
         return $this->right;
     }
 
+    #[\Override]
     public function accept(Visitor $visitor)
     {
         return $visitor->visitUnaryExpr($this);

src/Expr/Variable.php

@@ -24,6 +24,7 @@ public function name(): Token
         return $this->name;
     }
 
+    #[\Override]
     public function accept(Visitor $visitor)
     {
         return $visitor->visitVariableExpr($this);

src/Interpreter.php

@@ -56,6 +56,7 @@ private function stringify($object): string
         return (string)$object;
     }
 
+    #[\Override]
     public function visitBinaryExpr(Binary $expr)
     {
         $left = $this->evaluate($expr->left());
@@ -103,16 +104,19 @@ public function visitBinaryExpr(Binary $expr)
         return null;
     }
 
+    #[\Override]
     public function visitGroupingExpr(Grouping $expr)
     {
         return $this->evaluate($expr->expression());
     }
 
+    #[\Override]
     public function visitLiteralExpr(Literal $expr)
     {
         return $expr->value();
     }
 
+    #[\Override]
     public function visitUnaryExpr(Unary $expr)
     {
         $right = $this->evaluate($expr->right());
@@ -129,22 +133,26 @@ public function visitUnaryExpr(Unary $expr)
         return null;
     }
 
+    #[\Override]
     public function visitVariableExpr(Variable $expr)
     {
         return $this->environment->get($expr->name());
     }
 
+    #[\Override]
     public function visitExpressionStmt(ExpressionStmt $stmt): void
     {
         $this->evaluate($stmt->expression());
     }
 
+    #[\Override]
     public function visitPrintStmt(PrintStmt $stmt): void
     {
         $value = $this->evaluate($stmt->expression());
         print $this->stringify($value) . "\n";
     }
 
+    #[\Override]
     public function visitVarStmt(VarStmt $stmt): void
     {
         $value = null;
@@ -155,6 +163,7 @@ public function visitVarStmt(VarStmt $stmt): void
         $this->environment->define($stmt->name()->lexeme(), $value);
     }
 
+    #[\Override]
     public function visitAssignExpr(Assign $expr)
     {
         $value = $this->evaluate($expr->value());

src/Stmt/ExpressionStmt.php

@@ -24,6 +24,7 @@ public function expression(): Expr
         return $this->expression;
     }
 
+    #[\Override]
     public function accept(Visitor $visitor)
     {
         return $visitor->visitExpressionStmt($this);

src/Stmt/PrintStmt.php

@@ -24,6 +24,7 @@ public function expression(): Expr
         return $this->expression;
     }
 
+    #[\Override]
     public function accept(Visitor $visitor)
     {
         return $visitor->visitPrintStmt($this);