Merge pull request #1077 from k163377/upd-deprecateds

Increase deprecation level of NewStrictNullChecks due to version upgrade

Author: k163377

release-notes/CREDITS

@@ -17,6 +17,11 @@ Authors:
 
 Contributors:
 
+# 3.1.0 (not yet released)
+
+WrongWrong (@k163377)
+* #1077: Increase deprecation level of NewStrictNullChecks due to version upgrade
+
 # 3.0.0-rc5 (not yet released)
 
 WrongWrong (@k163377)

release-notes/VERSION

@@ -22,6 +22,11 @@ Former maintainers:
 === Releases ===
 ------------------------------------------------------------------------
 
+3.1.0 (not yet released)
+
+WrongWrong (@k163377)
+#1077: Increase deprecation level of NewStrictNullChecks due to version upgrade
+
 3.0.3 (28-Nov-2025)
 3.0.2 (07-Nov-2025)
 3.0.1 (21-Oct-2025)

src/main/kotlin/tools/jackson/module/kotlin/KotlinFeature.kt

@@ -85,7 +85,7 @@ enum class KotlinFeature(internal val enabledByDefault: Boolean) {
      * Also, specifying both this and [StrictNullChecks] is not permitted.
      */
     @Deprecated(
-        level = DeprecationLevel.WARNING,
+        level = DeprecationLevel.ERROR,
         message = "This option will be merged into StrictNullChecks in 3.2.",
         replaceWith = ReplaceWith("StrictNullChecks")
     )

src/main/kotlin/tools/jackson/module/kotlin/KotlinModule.kt

@@ -37,6 +37,7 @@ class KotlinModule private constructor(
     strictNullChecks: Boolean = StrictNullChecks.enabledByDefault,
     val kotlinPropertyNameAsImplicitName: Boolean = KotlinPropertyNameAsImplicitName.enabledByDefault,
     val useJavaDurationConversion: Boolean = UseJavaDurationConversion.enabledByDefault,
+    @Suppress("DEPRECATION_ERROR")
     newStrictNullChecks: Boolean = NewStrictNullChecks.enabledByDefault,
 ) : SimpleModule(KotlinModule::class.java.name, PackageVersion.VERSION) {
     // To reduce the amount of destructive changes, no properties will be added to the public.
@@ -70,6 +71,7 @@ class KotlinModule private constructor(
         builder.isEnabled(StrictNullChecks),
         builder.isEnabled(KotlinPropertyNameAsImplicitName),
         builder.isEnabled(UseJavaDurationConversion),
+        @Suppress("DEPRECATION_ERROR")
         builder.isEnabled(NewStrictNullChecks),
     )
 

src/test/kotlin/tools/jackson/module/kotlin/DslTest.kt

@@ -4,7 +4,6 @@ import org.junit.jupiter.api.Assertions.assertNotNull
 import org.junit.jupiter.api.Test
 import tools.jackson.core.json.JsonReadFeature
 import tools.jackson.core.json.JsonWriteFeature
-import tools.jackson.module.kotlin.KotlinFeature.NewStrictNullChecks
 import tools.jackson.module.kotlin.KotlinFeature.NullIsSameAsDefault
 import tools.jackson.module.kotlin.KotlinFeature.NullToEmptyCollection
 import tools.jackson.module.kotlin.KotlinFeature.NullToEmptyMap

src/test/kotlin/tools/jackson/module/kotlin/KotlinModuleTest.kt

@@ -22,6 +22,7 @@ class KotlinModuleTest {
     fun strictNullChecksTests() {
         assertTrue(
             kotlinModule {
+                @Suppress("DEPRECATION_ERROR")
                 disable(NewStrictNullChecks)
                 enable(StrictNullChecks)
             }.strictNullChecks
@@ -31,6 +32,7 @@ class KotlinModuleTest {
         assertThrows<IllegalArgumentException> {
             kotlinModule {
                 enable(StrictNullChecks)
+                @Suppress("DEPRECATION_ERROR")
                 enable(NewStrictNullChecks)
             }
         }