From 640b17ec788f26b9e56762e1ecad898ffb13bbe7 Mon Sep 17 00:00:00 2001
From: Matthew Costabile <mattcosta7@github.com>
Date: Tue, 5 May 2026 07:41:36 -0400
Subject: [PATCH] Add UseMemoDirective and UseNoMemoDirective classes

---
 javascript/ql/lib/semmle/javascript/Stmt.qll | 26 ++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/javascript/ql/lib/semmle/javascript/Stmt.qll b/javascript/ql/lib/semmle/javascript/Stmt.qll
index db0d79de7bd..6a757cc1d6c 100644
--- a/javascript/ql/lib/semmle/javascript/Stmt.qll
+++ b/javascript/ql/lib/semmle/javascript/Stmt.qll
@@ -435,6 +435,32 @@ module Directive {
     UseClientDirective() { this.getDirectiveText() = "use client" }
   }
 
+  /**
+   * A `use memo` directive.
+   *
+   * Example:
+   *
+   * ```
+   * "use memo";
+   * ```
+   */
+  class UseMemoDirective extends KnownDirective {
+    UseMemoDirective() { this.getDirectiveText() = "use memo" }
+  }
+
+  /**
+   * A `use no memo` directive.
+   *
+   * Example:
+   *
+   * ```
+   * "use no memo";
+   * ```
+   */
+  class UseNoMemoDirective extends KnownDirective {
+    UseNoMemoDirective() { this.getDirectiveText() = "use no memo" }
+  }
+
   /**
    * A `use cache` directive.
    *