Introduce binary compatibility plugin (#1774)

* Introduce binary compatibility plugin

* Update diffs

1 files changed, 31 insertions, 0 deletions

diff --git a/buildSrc/src/main/kotlin/org/jetbrains/binaryCompatibility.kt b/buildSrc/src/main/kotlin/org/jetbrains/binaryCompatibility.kt
new file mode 100644
index 00000000..fb686e1d
--- /dev/null
+++ b/buildSrc/src/main/kotlin/org/jetbrains/binaryCompatibility.kt
@@ -0,0 +1,31 @@
+package org.jetbrains
+
+import kotlinx.validation.ApiValidationExtension
+import org.gradle.api.Project
+import org.gradle.kotlin.dsl.configure
+
+internal object BinaryCompatibilityConfig {
+    val ignoredPublications = setOf("kotlinAnalysisIntelliJ", "kotlinAnalysis", "kotlinAnalysisCompiler")
+    val ignoredSubprojects = setOf(
+        "search-component",
+        "compiler-dependency",
+        "intellij-dependency",
+        "kotlin-analysis",
+        "frontend"
+    )
+}
+
+internal fun Project.registerBinaryCompatibilityCheck(publicationName: String) {
+    publicationName.takeIf {
+        it !in BinaryCompatibilityConfig.ignoredPublications
+    }?.let {
+        if (tasks.findByName("apiBuild") == null) {
+            plugins.apply(kotlinx.validation.BinaryCompatibilityValidatorPlugin::class.java)
+            configure<ApiValidationExtension> {
+                ignoredProjects.addAll(
+                    BinaryCompatibilityConfig.ignoredSubprojects.intersect(allprojects.map { it.name })
+                )
+            }
+        }
+    }
+}
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