From 4eed9c1f0d30c9d7b5f266a883d07c3e550ef59a Mon Sep 17 00:00:00 2001
From: Col-E <mcoley2@gmu.edu>
Date: Wed, 6 Sep 2023 05:08:10 -0400
Subject: [PATCH] Improve Java regex for constant matching

---
 recaf-ui/src/main/resources/syntax/java.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/recaf-ui/src/main/resources/syntax/java.json b/recaf-ui/src/main/resources/syntax/java.json
index 49658ff3a..ab255f744 100644
--- a/recaf-ui/src/main/resources/syntax/java.json
+++ b/recaf-ui/src/main/resources/syntax/java.json
@@ -66,7 +66,7 @@
     },
     {
       "name": "Constants",
-      "regex": "(?:0[xX][0-9a-fA-F]+)+|(?:\\b(?:[\\d._]*[\\d])\\b)+|\\b(?:true|false|null)\\b",
+      "regex": "\\b0(?:[xX][0-9a-fA-F]+|b[01]+|[0-7]+)\\b|\\b(?:[\\d_]+\\.\\d+|[\\d_]+)(?:[eE]-?[\\d_]+)?[fFdDlL]?\\b|\\b(?:true|false|null)\\b|'[\\\\]?.'",
       "classes": [
         "constant"
       ],