Migrate to the BCV shipped with KGP (#466)

Author: fzhinkin

CONTRIBUTING.md

@@ -48,5 +48,5 @@ to Gradle (in Preferences -> Build, Execution, Deployment -> Build Tools -> Grad
 ### Updating the public API dump
 
 * Use the [Binary Compatibility Validator](https://github.com/Kotlin/binary-compatibility-validator/blob/master/README.md) for updates to public API:
-    * Run `./gradlew apiDump` to update API index files.
+    * Run `./gradlew updateLegacyAbi` to update API index files.
     * Commit the updated API indexes together with other changes.

build-logic/src/main/kotlin/kotlinx/io/conventions/kotlinx-io-compatibility.gradle.kts

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2010-2025 JetBrains s.r.o. and respective authors and developers.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the LICENCE file.
+ */
+
+import org.jetbrains.kotlin.gradle.dsl.abi.ExperimentalAbiValidation
+
+plugins {
+    kotlin("multiplatform")
+}
+
+kotlin {
+    @OptIn(ExperimentalAbiValidation::class)
+    abiValidation {
+        enabled = true
+    }
+}
+
+tasks.check {
+    dependsOn(tasks.checkLegacyAbi)
+}

build.gradle.kts

@@ -4,14 +4,11 @@
  */
 
 import kotlinx.kover.gradle.plugin.dsl.CoverageUnit
-import kotlinx.validation.ExperimentalBCVApi
 
 plugins {
     id("kotlinx-io-publish") apply false
     id("kotlinx-io-dokka")
-
     alias(libs.plugins.kover)
-    alias(libs.plugins.bcv)
 }
 
 allprojects {
@@ -21,15 +18,6 @@ allprojects {
     }
 }
 
-@OptIn(ExperimentalBCVApi::class)
-apiValidation {
-    ignoredProjects.addAll(listOf(
-        "kotlinx-io-benchmarks",
-        "kotlinx-io-smoke-tests"
-    ))
-    klib.enabled = true
-}
-
 dependencies {
     kover(project(":kotlinx-io-core"))
     kover(project(":kotlinx-io-bytestring"))

bytestring/build.gradle.kts

@@ -3,6 +3,7 @@ plugins {
     id("kotlinx-io-publish")
     id("kotlinx-io-dokka")
     id("kotlinx-io-android-compat")
+    id("kotlinx-io-compatibility")
     alias(libs.plugins.kover)
 }
 

core/build.gradle.kts

@@ -11,6 +11,7 @@ plugins {
     id("kotlinx-io-publish")
     id("kotlinx-io-dokka")
     id("kotlinx-io-android-compat")
+    id("kotlinx-io-compatibility")
     alias(libs.plugins.kover)
 }
 

gradle/libs.versions.toml

@@ -24,5 +24,4 @@ okio = { group = "com.squareup.okio", name = "okio", version.ref = "okio" }
 
 dokka = { id = "org.jetbrains.dokka", version.ref = "dokka" }
 kover = { id = "org.jetbrains.kotlinx.kover", version.ref = "kover" }
-bcv = { id = "org.jetbrains.kotlinx.binary-compatibility-validator", version.ref = "bcv" }
 kotlinx-benchmark-plugin = { id = "org.jetbrains.kotlinx.benchmark", version.ref = "benchmark"}

integration/kotlinx-io-okio/build.gradle.kts

@@ -1,7 +1,3 @@
-import org.jetbrains.dokka.gradle.DokkaTask
-import org.jetbrains.dokka.gradle.DokkaTaskPartial
-import java.net.URL
-
 /*
  * Copyright 2010-2024 JetBrains s.r.o. and respective authors and developers.
  * Use of this source code is governed by the Apache 2.0 license that can be found in the LICENCE file.
@@ -11,6 +7,7 @@ plugins {
     id("kotlinx-io-multiplatform")
     id("kotlinx-io-publish")
     id("kotlinx-io-dokka")
+    id("kotlinx-io-compatibility")
     alias(libs.plugins.kover)
 }
 
@@ -49,4 +46,3 @@ dokka {
         }
     }
 }
-