1 files changed, 46 insertions, 0 deletions
diff --git a/integration-tests/src/test/resources/incremental-multi-chain/processors/src/main/kotlin/Aggregator.kt b/integration-tests/src/test/resources/incremental-multi-chain/processors/src/main/kotlin/Aggregator.kt
new file mode 100644
index 00000000..d7c25217
--- /dev/null
+++ b/integration-tests/src/test/resources/incremental-multi-chain/processors/src/main/kotlin/Aggregator.kt
@@ -0,0 +1,46 @@
+import com.google.devtools.ksp.processing.*
+import com.google.devtools.ksp.symbol.*
+import java.io.OutputStreamWriter
+
+class Aggregator : SymbolProcessor {
+    lateinit var codeGenerator: CodeGenerator
+    lateinit var logger: KSPLogger
+
+    fun init(
+        options: Map<String, String>,
+        kotlinVersion: KotlinVersion,
+        codeGenerator: CodeGenerator,
+        logger: KSPLogger,
+    ) {
+        this.codeGenerator = codeGenerator
+        this.logger = logger
+    }
+
+    override fun process(resolver: Resolver): List<KSAnnotated> {
+        val impls = resolver.getSymbolsWithAnnotation("Impl").map { it as KSDeclaration }.toList()
+        if (impls.isNotEmpty()) {
+            val names = impls.map { it.simpleName.asString() }.sorted()
+            OutputStreamWriter(
+                codeGenerator.createNewFile(
+                    Dependencies(true), "", "AllImpls"
+                )
+            ).use {
+                it.write("class AllImpls {\n")
+                it.write("  override fun toString() = \"$names\"\n")
+                it.write("}\n")
+            }
+            codeGenerator.associate(impls.map { it.containingFile!! }.toList(), "", "AllImpls")
+        }
+        return emptyList()
+    }
+}
+
+class AggregatorProvider : SymbolProcessorProvider {
+    override fun create(
+        env: SymbolProcessorEnvironment,
+    ): SymbolProcessor {
+        return Aggregator().apply {
+            init(env.options, env.kotlinVersion, env.codeGenerator, env.logger)
+        }
+    }
+}