From 0636b077917db75db8a278d446e3e6421fadaebf Mon Sep 17 00:00:00 2001
From: Mikolaj Izdebski <mizdebsk@redhat.com>
Date: Wed, 25 Sep 2024 10:06:03 +0200
Subject: [PATCH] Fix abbreviations matching with Java 19+

In order for regex \b character class to match non-ASCII characters
the UNICODE_CHARACTER_CLASS flag must be passed to regex compiler.

See https://bugs.openjdk.org/browse/JDK-8291577

Fixes #632
---
 .../abbreviation/internal/AbbreviationNodePostProcessor.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/flexmark-ext-abbreviation/src/main/java/com/vladsch/flexmark/ext/abbreviation/internal/AbbreviationNodePostProcessor.java b/flexmark-ext-abbreviation/src/main/java/com/vladsch/flexmark/ext/abbreviation/internal/AbbreviationNodePostProcessor.java
index f99a40c426..852ce6ede9 100644
--- a/flexmark-ext-abbreviation/src/main/java/com/vladsch/flexmark/ext/abbreviation/internal/AbbreviationNodePostProcessor.java
+++ b/flexmark-ext-abbreviation/src/main/java/com/vladsch/flexmark/ext/abbreviation/internal/AbbreviationNodePostProcessor.java
@@ -57,7 +57,7 @@ private void computeAbbreviations(Document document) {
                 }
             }
 
-            if (sb.length() > 0) this.abbreviations = Pattern.compile(sb.toString());
+            if (sb.length() > 0) this.abbreviations = Pattern.compile(sb.toString(), Pattern.UNICODE_CHARACTER_CLASS);
         }
     }