1 files changed, 82 insertions, 0 deletions
diff --git a/test-utils/src/main/kotlin/com/google/devtools/ksp/processor/AllFunctionsProcessor.kt b/test-utils/src/main/kotlin/com/google/devtools/ksp/processor/AllFunctionsProcessor.kt
new file mode 100644
index 00000000..65c682b2
--- /dev/null
+++ b/test-utils/src/main/kotlin/com/google/devtools/ksp/processor/AllFunctionsProcessor.kt
@@ -0,0 +1,82 @@
+/*
+ * 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.processing.Resolver
+import com.google.devtools.ksp.symbol.*
+
+class AllFunctionsProcessor : AbstractTestProcessor() {
+    val visitor = AllFunctionsVisitor()
+
+    override fun toResult(): List<String> {
+        return visitor.toResult()
+    }
+
+    override fun process(resolver: Resolver): List<KSAnnotated> {
+        resolver.getNewFiles().forEach { it.accept(visitor, Unit) }
+        return emptyList()
+    }
+
+    class AllFunctionsVisitor : KSVisitorVoid() {
+        private val declarationsByClass = mutableMapOf<String, MutableList<String>>()
+        fun toResult(): List<String> {
+            return declarationsByClass.entries
+                .sortedBy {
+                    it.key
+                }.flatMap {
+                    listOf(it.key) + it.value
+                }
+        }
+        fun KSFunctionDeclaration.toSignature(): String {
+            return this.simpleName.asString() +
+                "(${this.parameters.map {
+                    buildString {
+                        append(it.type.resolve().declaration.qualifiedName?.asString())
+                        if (it.hasDefault) {
+                            append("(hasDefault)")
+                        }
+                        if (it.isVararg) {
+                            append(" ...")
+                        }
+                    }
+                }.joinToString(",")})" +
+                ": ${this.returnType?.resolve()?.declaration?.qualifiedName?.asString() ?: ""}"
+        }
+
+        override fun visitClassDeclaration(classDeclaration: KSClassDeclaration, data: Unit) {
+            val declarations = mutableListOf<String>()
+            // first add properties
+            declarations.addAll(
+                classDeclaration.getAllProperties().map {
+                    it.toString()
+                }.sorted()
+            )
+            // then add functions
+            declarations.addAll(
+                classDeclaration.getAllFunctions().map {
+                    it.toSignature()
+                }.sorted()
+            )
+            declarationsByClass["class: ${classDeclaration.simpleName.asString()}"] = declarations
+        }
+
+        override fun visitFile(file: KSFile, data: Unit) {
+            file.declarations.forEach { it.accept(this, Unit) }
+        }
+    }
+}