fix: parsing unified diff chunk headers (#198)

rushiiMachine · web-flow · commit 8397e20ddcde · 2025-02-05T23:23:11.000+01:00
The regex matching chunk headers does not account for diffs generated with --show-function-line
diff --git a/java-diff-utils/src/main/java/com/github/difflib/UnifiedDiffUtils.java b/java-diff-utils/src/main/java/com/github/difflib/UnifiedDiffUtils.java
@@ -36,7 +36,7 @@
 public final class UnifiedDiffUtils {
 
     private static final Pattern UNIFIED_DIFF_CHUNK_REGEXP = Pattern
-            .compile("^@@\\s+-(?:(\\d+)(?:,(\\d+))?)\\s+\\+(?:(\\d+)(?:,(\\d+))?)\\s+@@$");
+            .compile("^@@\\s+-(\\d+)(?:,(\\d+))?\\s+\\+(\\d+)(?:,(\\d+))?\\s+@@.*$");
     private static final String NULL_FILE_INDICATOR = "/dev/null";
 
     /**
