From c13681d362dca850de13b288c4069e14c12c154f Mon Sep 17 00:00:00 2001
From: "Thomas E. Enebo" <tom.enebo@gmail.com>
Date: Fri, 10 May 2024 15:05:17 -0400
Subject: [PATCH] Implement simplest linear check (which will work until joni
 opts some stack operations to be linear via caching)

---
 src/org/joni/Regex.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/org/joni/Regex.java b/src/org/joni/Regex.java
index 5e98312..967a3f9 100644
--- a/src/org/joni/Regex.java
+++ b/src/org/joni/Regex.java
@@ -507,4 +507,8 @@ public void setUserObject(Object object) {
     public Object getUserObject() {
         return userObject;
     }
+
+    public boolean isLinear() {
+        return !requireStack;
+    }
 }