Merge branch '2.x' into 3.x

Author: cowtowncoder

README.md

@@ -26,7 +26,7 @@ Project contains versions 2.0 and above: source code for earlier (1.x) versions
 | Type | Status |
 | ---- | ------ |
 | Build (CI) | [![Build (github)](https://github.com/FasterXML/jackson-core/actions/workflows/main.yml/badge.svg)](https://github.com/FasterXML/jackson-core/actions/workflows/main.yml) |
-| Artifact | ![Maven Central](https://img.shields.io/maven-central/v/tools.jackson.core/jackson-core) |
+| Artifact | [![Maven Central](https://img.shields.io/maven-central/v/tools.jackson.core/jackson-core.svg?label=Maven%20Central)](https://central.sonatype.com/artifact/tools.jackson.core/jackson-core) |
 | OSS Sponsorship | [![Tidelift](https://tidelift.com/badges/package/maven/com.fasterxml.jackson.core:jackson-core)](https://tidelift.com/subscription/pkg/maven-com-fasterxml-jackson-core-jackson-core?utm_source=maven-com-fasterxml-jackson-core-jackson-core&utm_medium=referral&utm_campaign=readme) |
 | Javadocs | [![Javadoc](https://javadoc.io/badge/tools.jackson.core/jackson-core.svg)](https://javadoc.io/doc/tools.jackson.core/jackson-core) |
 | Code coverage (3.x) (latest) | [![codecov.io](https://codecov.io/github/FasterXML/jackson-core/coverage.svg?branch=3.x)](https://codecov.io/github/FasterXML/jackson-core?branch=3.x) |

release-notes/VERSION-2.x

@@ -14,6 +14,11 @@ a pure JSON library.
 === Releases ===
 ------------------------------------------------------------------------
 
+2.21.2 (not yet released)
+
+#1541: Unexpected Illegal surrogate character when parsing field names
+ (fix by @cowtowncoder, w/ Claude code)
+
 2.21.1 (22-Feb-2026)
 
 #1548: `StreamReadConstraints.maxDocumentLength` not checked when
@@ -62,6 +67,17 @@ No changes since 2.20.1
 #1462: Deprecate `URL`-taking factory method of `JsonFactory`
 - Generate SBOMs [JSTEP-14]
 
+2.19.5 (not yet released)
+
+#1512: Number-parsing fix for `UTF8DataInputJsonParser`
+ (reported by @ventusfortis)
+#1548: `StreamReadConstraints.maxDocumentLength` not checked when
+  creating parser with fixed buffer
+#1555: Enforce `StreamReadConstraints.maxNumberLength` for
+  non-blocking (async) parser
+ (reported by Prabhav S, Rohan N)
+ (fix by @pjfanning)
+
 2.19.4 (29-Oct-2025)
 2.19.3 (29-Oct-2025)
 2.19.2 (18-Jul-2025)

src/test/java/tools/jackson/core/unittest/read/EscapedSurrogateInFieldName1541Test.java

@@ -17,7 +17,8 @@
  *<p>
  * See also {@code AsyncEscapedSurrogateInFieldName1541Test} for async parser tests.
  */
-class EscapedSurrogateInFieldName1541Test extends JacksonCoreTestBase
+class EscapedSurrogateInFieldName1541Test
+    extends JacksonCoreTestBase
 {
     private final JsonFactory FACTORY = newStreamFactory();