1 files changed, 69 insertions, 0 deletions
diff --git a/test-utils/src/main/kotlin/com/google/devtools/ksp/processor/PlatformDeclarationProcessor.kt b/test-utils/src/main/kotlin/com/google/devtools/ksp/processor/PlatformDeclarationProcessor.kt
new file mode 100644
index 00000000..b8f65468
--- /dev/null
+++ b/test-utils/src/main/kotlin/com/google/devtools/ksp/processor/PlatformDeclarationProcessor.kt
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2020 Google LLC
+ * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.devtools.ksp.processor
+
+import com.google.devtools.ksp.containingFile
+import com.google.devtools.ksp.isConstructor
+import com.google.devtools.ksp.processing.Resolver
+import com.google.devtools.ksp.symbol.*
+import com.google.devtools.ksp.visitor.KSTopDownVisitor
+
+open class PlatformDeclarationProcessor : AbstractTestProcessor() {
+    val results = mutableListOf<String>()
+    val collector = EverythingVisitor()
+    val declarations = mutableListOf<KSDeclaration>()
+
+    override fun process(resolver: Resolver): List<KSAnnotated> {
+        val files = resolver.getNewFiles()
+
+        files.forEach {
+            it.accept(collector, declarations)
+        }
+
+        declarations
+            .filterNot {
+                // TODO we should figure out how constructors work in expect-actual world
+                //  expand this test to include constructors
+                it is KSFunctionDeclaration && it.isConstructor()
+            }
+            .sortedBy { "${it.containingFile?.fileName} : ${it.qualifiedName?.asString()}" }.forEach {
+                val r = mutableListOf<Any?>()
+                r.add(it.containingFile?.fileName)
+                r.add(it.qualifiedName?.asString())
+                r.add(it.isActual)
+                r.add(it.isExpect)
+                r.add(it.findActuals().joinToString(", ", "[", "]") { it.containingFile?.fileName.toString() })
+                r.add(it.findExpects().joinToString(", ", "[", "]") { it.containingFile?.fileName.toString() })
+                results.add(r.map { it.toString() }.joinToString(" : "))
+            }
+        return emptyList()
+    }
+
+    override fun toResult(): List<String> {
+        return results
+    }
+}
+
+class EverythingVisitor : KSTopDownVisitor<MutableList<KSDeclaration>, Unit>() {
+    override fun defaultHandler(node: KSNode, data: MutableList<KSDeclaration>) = Unit
+
+    override fun visitDeclaration(declaration: KSDeclaration, data: MutableList<KSDeclaration>) {
+        super.visitDeclaration(declaration, data)
+        data.add(declaration)
+    }
+}