Enable binary compatibility validation

core/build.gradle.kts

@@ -15,6 +15,7 @@ plugins {
     id("org.jetbrains.dokka")
     `maven-publish`
     id("org.jetbrains.kotlinx.kover")
+    id("org.jetbrains.kotlinx.binary-compatibility-validator")
 }
 
 mavenPublicationsPom {
@@ -415,3 +416,10 @@ with(org.jetbrains.kotlin.gradle.targets.js.nodejs.NodeJsRootPlugin.apply(rootPr
     nodeVersion = "21.0.0-v8-canary202309167e82ab1fa2"
     nodeDownloadBaseUrl = "https://nodejs.org/download/v8-canary"
 }
+
+apiValidation {
+    @OptIn(kotlinx.validation.ExperimentalBCVApi::class)
+    klib {
+        enabled = true
+    }
+}

gradle.properties

@@ -11,6 +11,7 @@ defaultKotlinVersion=2.1.0
 dokkaVersion=1.9.20
 serializationVersion=1.6.2
 benchmarksVersion=0.7.2
+bcvVersion=0.17.0
 
 java.mainToolchainVersion=8
 java.modularToolchainVersion=11

settings.gradle.kts

@@ -6,9 +6,11 @@ pluginManagement {
     }
     val dokkaVersion: String by settings
     val benchmarksVersion: String by settings
+    val bcvVersion: String by settings
     plugins {
         id("org.jetbrains.dokka") version dokkaVersion
         id("me.champeau.jmh") version benchmarksVersion
+        id("org.jetbrains.kotlinx.binary-compatibility-validator") version bcvVersion
     }
 }
 

timezones/full/api/kotlinx-datetime-zoneinfo.klib.api

@@ -0,0 +1,8 @@
+// Klib ABI Dump
+// Targets: [wasmWasi]
+// Rendering settings:
+// - Signature version: 2
+// - Show manifest properties: true
+// - Show declarations: true
+
+// Library unique name: <org.jetbrains.kotlinx:kotlinx-datetime-zoneinfo>

timezones/full/build.gradle.kts

@@ -13,6 +13,7 @@ plugins {
     kotlin("multiplatform")
     id("maven-publish")
     id("com.github.node-gradle.node") version "7.0.2"
+    id("org.jetbrains.kotlinx.binary-compatibility-validator")
 }
 
 node {
@@ -89,3 +90,10 @@ kotlin {
         }
     }
 }
+
+apiValidation {
+    @OptIn(kotlinx.validation.ExperimentalBCVApi::class)
+    klib {
+        enabled = true
+    }
+}