Build: add shadowing processor for core.xml in embeddable compiler

compiler/cli/src/org/jetbrains/kotlin/cli/jvm/compiler/KotlinCoreEnvironment.kt.as42

@@ -686,4 +686,4 @@ class KotlinCoreEnvironment private constructor(
             }
         }
     }
-}
+}

prepare/compiler-embeddable/build.gradle.kts

@@ -1,3 +1,8 @@
+import java.util.stream.Collectors
+import com.github.jengelman.gradle.plugins.shadow.transformers.Transformer
+import com.github.jengelman.gradle.plugins.shadow.transformers.TransformerContext
+import shadow.org.apache.tools.zip.ZipEntry
+import shadow.org.apache.tools.zip.ZipOutputStream
 
 description = "Kotlin Compiler (embeddable)"
 
@@ -40,10 +45,42 @@ compilerDummyJar(compilerDummyForDependenciesRewriting("compilerDummy") {
     classifier = "dummy"
 })
 
+class CoreXmlShadingTransformer : Transformer {
+    companion object {
+        private const val XML_NAME = "META-INF/extensions/core.xml"
+    }
+
+    private val content = StringBuilder()
+
+    override fun canTransformResource(element: FileTreeElement): Boolean {
+        return (element.name == XML_NAME)
+    }
+
+    override fun transform(context: TransformerContext) {
+        val text = context.`is`.bufferedReader().lines()
+            .map { it.replace("com.intellij.psi", "org.jetbrains.kotlin.com.intellij.psi") }
+            .collect(Collectors.joining("\n"))
+        content.appendln(text)
+        context.`is`.close()
+    }
+
+    override fun hasTransformedResource(): Boolean {
+        return content.isNotEmpty()
+    }
+
+    override fun modifyOutputStream(outputStream: ZipOutputStream, preserveFileTimestamps: Boolean) {
+        val entry = ZipEntry(XML_NAME)
+        outputStream.putNextEntry(entry)
+        outputStream.write(content.toString().toByteArray())
+    }
+}
+
 val runtimeJar = runtimeJar(embeddableCompiler()) {
     exclude("com/sun/jna/**")
     exclude("org/jetbrains/annotations/**")
     mergeServiceFiles()
+
+    transform(CoreXmlShadingTransformer::class.java)
 }
 
 sourcesJar()