SpineEventEngine · alexander-yevsyukov · Dec 19, 2025 · Dec 18, 2025 · Dec 18, 2025 · Dec 18, 2025
diff --git a/buildSrc/src/main/kotlin/io/spine/dependency/local/CoreJvmCompiler.kt b/buildSrc/src/main/kotlin/io/spine/dependency/local/CoreJvmCompiler.kt
@@ -46,12 +46,12 @@ object CoreJvmCompiler {
     /**
      * The version used to in the build classpath.
      */
-    const val dogfoodingVersion = "2.0.0-SNAPSHOT.040"
+    const val dogfoodingVersion = "2.0.0-SNAPSHOT.042"
 
     /**
      * The version to be used for integration tests.
      */
-    const val version = "2.0.0-SNAPSHOT.040"
+    const val version = "2.0.0-SNAPSHOT.042"
 
     /**
      * The ID of the Gradle plugin.

diff --git a/buildSrc/src/main/kotlin/io/spine/dependency/local/Validation.kt b/buildSrc/src/main/kotlin/io/spine/dependency/local/Validation.kt
@@ -36,7 +36,7 @@ object Validation {
     /**
      * The version of the Validation library artifacts.
      */
-    const val version = "2.0.0-SNAPSHOT.375"
+    const val version = "2.0.0-SNAPSHOT.378"
 
     /**
      * The last version of Validation compatible with ProtoData.
@@ -65,5 +65,5 @@ object Validation {
     const val model = "$group:$prefix-model:$version"
 
     const val configModule = "$group:$prefix-configuration"
-    const val configuration = "$configModule:$version"
+    const val context = "$group:$prefix-context:$version"
 }
diff --git a/context/src/main/kotlin/io/spine/tools/validation/ErrorPlaceholder.kt b/context/src/main/kotlin/io/spine/tools/validation/ErrorPlaceholder.kt
@@ -33,16 +33,16 @@ package io.spine.tools.validation
  * Each validation option declares the supported placeholders. Take a look at
  * `options.proto` for examples.
  *
- * Important Note: we have the same [enum][io.spine.validate.RuntimeErrorPlaceholder]
+ * Important Note: we have the same [enum][io.spine.validation.RuntimeErrorPlaceholder]
  * in the runtime library, which is exactly as this one. Please keep them in sync.
  * This duplication is done intentionally to prevent clash between the runtime library,
- * which is added to the classpath of ProtoData and the runtime library, which is part
- * of ProtoData itself because it is a part of Spine. As we complete our migration
+ * which is added to the classpath of the Compiler and the runtime library, which is part
+ * of the Compiler itself because it is a part of Spine. As we complete our migration
  * of validation to codegen, the runtime library will either be significantly simplified,
  * or even its content may be moved to `base`. Then, the duplicate enum should be removed.
  *
- * @see io.spine.validate.TemplateString
- * @see io.spine.validate.RuntimeErrorPlaceholder
+ * @see io.spine.validation.TemplateString
+ * @see io.spine.validation.RuntimeErrorPlaceholder
  */
 public enum class ErrorPlaceholder(public val value: String) {
 

diff --git a/dependencies.md b/dependencies.md
@@ -1,6 +1,6 @@
 
 
-# Dependencies of `io.spine.tools:validation-context:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-context:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -1139,14 +1139,14 @@
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-context-tests:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-context-tests:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -2233,14 +2233,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-gradle-plugin:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-gradle-plugin:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -3309,14 +3309,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-java:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-java:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -4403,14 +4403,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-java-bundle:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-java-bundle:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.google.auto.service. **Name** : auto-service-annotations. **Version** : 1.1.1.
@@ -5188,14 +5188,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine:validation-jvm-runtime:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine:validation-jvm-runtime:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -6044,14 +6044,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-ksp:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-ksp:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.google.auto.service. **Name** : auto-service-annotations. **Version** : 1.1.1.
@@ -6996,14 +6996,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-consumer:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-consumer:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -8090,14 +8090,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-consumer-dependency:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-consumer-dependency:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -9087,14 +9087,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-extensions:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-extensions:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -10237,14 +10237,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-runtime:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-runtime:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -11234,14 +11234,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-validating:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-validating:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -12235,14 +12235,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-validator:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-validator:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.fasterxml.jackson. **Name** : jackson-bom. **Version** : 2.20.0.
@@ -13333,14 +13333,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-validator-dependency:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-validator-dependency:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -14165,14 +14165,14 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
 
 
 
 
-# Dependencies of `io.spine.tools:validation-vanilla:2.0.0-SNAPSHOT.378`
+# Dependencies of `io.spine.tools:validation-vanilla:2.0.0-SNAPSHOT.380`
 
 ## Runtime
 1.  **Group** : com.google.code.findbugs. **Name** : jsr305. **Version** : 3.0.2.
@@ -15028,6 +15028,6 @@ This report was generated on **Wed Dec 17 19:51:15 WET 2025** using
 
 The dependencies distributed under several licenses, are used according their commercial-use-friendly license.
 
-This report was generated on **Wed Dec 17 19:51:15 WET 2025** using 
+This report was generated on **Thu Dec 18 20:32:39 WET 2025** using 
 [Gradle-License-Report plugin](https://github.com/jk1/Gradle-License-Report) by Evgeny Naumenko, licensed under 
 [Apache 2.0 License](https://github.com/jk1/Gradle-License-Report/blob/master/LICENSE).
diff --git a/java/src/main/kotlin/io/spine/tools/validation/java/JavaValidationPlugin.kt b/java/src/main/kotlin/io/spine/tools/validation/java/JavaValidationPlugin.kt
@@ -69,7 +69,7 @@ private val customOptions: List<ValidationOption> by lazy {
 
 /**
  * Dynamically discovered instances of custom
- * [MessageValidator][io.spine.validate.MessageValidator]s.
+ * [MessageValidator][io.spine.validation.MessageValidator]s.
  *
  * Please note that the KSP module is responsible for the actual discovering
  * of the message validators. The discovered validators are written to a text file

diff --git a/java/src/main/kotlin/io/spine/tools/validation/java/expression/ClassNames.kt b/java/src/main/kotlin/io/spine/tools/validation/java/expression/ClassNames.kt
@@ -42,10 +42,10 @@ import io.spine.tools.compiler.jvm.ClassName
 import io.spine.type.KnownTypes
 import io.spine.type.TypeName
 import io.spine.type.TypeUrl
-import io.spine.validate.ConstraintViolation
-import io.spine.validate.TemplateString
-import io.spine.validate.ValidatableMessage
-import io.spine.validate.ValidationError
+import io.spine.validation.ConstraintViolation
+import io.spine.validation.TemplateString
+import io.spine.validation.ValidatableMessage
+import io.spine.validation.ValidationError
 import java.util.*
 import java.util.regex.Pattern
 import java.util.stream.Collectors

diff --git a/java/src/main/kotlin/io/spine/tools/validation/java/expression/ConstraintViolations.kt b/java/src/main/kotlin/io/spine/tools/validation/java/expression/ConstraintViolations.kt
@@ -33,8 +33,8 @@ import io.spine.tools.compiler.jvm.ClassName
 import io.spine.tools.compiler.jvm.Expression
 import io.spine.tools.compiler.jvm.newBuilder
 import io.spine.tools.compiler.jvm.packToAny
-import io.spine.validate.ConstraintViolation
-import io.spine.validate.TemplateString
+import io.spine.validation.ConstraintViolation
+import io.spine.validation.TemplateString
 
 /**
  * Yields an expression that creates a new instance of [ConstraintViolation]

diff --git a/java/src/main/kotlin/io/spine/tools/validation/java/expression/FieldPaths.kt b/java/src/main/kotlin/io/spine/tools/validation/java/expression/FieldPaths.kt
@@ -70,7 +70,7 @@ public fun Expression<FieldPath>.mergeFrom(other: Expression<FieldPath>): Expres
  *
  * Strictly speaking, [OneofName] does not represent a field, but a group of fields.
  * But we still use [FieldPath] to provide a path to this message member because
- * [io.spine.validate.ConstraintViolation] expects exactly [FieldPath] type.
+ * [io.spine.validation.ConstraintViolation] expects exactly [FieldPath] type.
  */
 public fun Expression<FieldPath>.resolve(oneof: OneofName): Expression<FieldPath> =
     toBuilder()

diff --git a/java/src/main/kotlin/io/spine/tools/validation/java/expression/TemplateStrings.kt b/java/src/main/kotlin/io/spine/tools/validation/java/expression/TemplateStrings.kt
@@ -34,8 +34,8 @@ import io.spine.tools.compiler.jvm.StringLiteral
 import io.spine.tools.compiler.jvm.mapExpression
 import io.spine.tools.compiler.jvm.newBuilder
 import io.spine.tools.validation.ErrorPlaceholder
-import io.spine.validate.TemplateString
-import io.spine.validate.checkPlaceholdersHasValue
+import io.spine.validation.TemplateString
+import io.spine.validation.checkPlaceholdersHasValue
 
 /**
  * Yields an expression that creates a new instance of [TemplateString].

diff --git a/java/src/main/kotlin/io/spine/tools/validation/java/generate/ValidateScope.kt b/java/src/main/kotlin/io/spine/tools/validation/java/generate/ValidateScope.kt
@@ -31,12 +31,12 @@ import io.spine.tools.compiler.jvm.ReadVar
 import io.spine.tools.validation.java.generate.ValidateScope.parentName
 import io.spine.tools.validation.java.generate.ValidateScope.parentPath
 import io.spine.type.TypeName
-import io.spine.validate.ConstraintViolation
+import io.spine.validation.ConstraintViolation
 
 /**
  * Scope variables available within the `validate(FieldPath)` method.
  *
- * Use these variables to create an instance of [io.spine.validate.ConstraintViolation]
+ * Use these variables to create an instance of [io.spine.validation.ConstraintViolation]
  * for the failed option constraint.
  */
 public object ValidateScope {