test-utils/src/main/kotlin/com/google/devtools/ksp/processor/CrossModuleTypeAliasTestProcessor.kt


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/*
 * 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.getClassDeclarationByName
import com.google.devtools.ksp.processing.Resolver
import com.google.devtools.ksp.symbol.KSAnnotated
import com.google.devtools.ksp.symbol.KSClassDeclaration
import com.google.devtools.ksp.symbol.KSPropertyDeclaration

class CrossModuleTypeAliasTestProcessor : AbstractTestProcessor() {
    private val results = mutableListOf<String>()
    override fun toResult(): List<String> {
        return results
    }

    override fun process(resolver: Resolver): List<KSAnnotated> {
        val target = resolver.getClassDeclarationByName("TestTarget")
        val classes = mutableSetOf<KSClassDeclaration>()
        val classCollector = object : BaseVisitor() {
            override fun visitClassDeclaration(type: KSClassDeclaration, data: Unit) {
                if (classes.add(type)) {
                    super.visitClassDeclaration(type, data)
                }
            }

            override fun visitPropertyDeclaration(property: KSPropertyDeclaration, data: Unit) {
                results.add(
                    property.type.resolve().declaration.let {
                        it.qualifiedName!!.asString() + "(${it.origin})"
                    }
                )
            }
        }
        target?.accept(classCollector, Unit)
        return emptyList()
    }
}