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Make introduceMissedOverloads a model lowering
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...owerings-common/src/org/jetbrains/dukat/model/commonLowerings/introduceMissedOverloads.kt
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| @@ -0,0 +1,144 @@ | ||
| package org.jetbrains.dukat.model.commonLowerings | ||
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| import org.jetbrains.dukat.astCommon.NameEntity | ||
| import org.jetbrains.dukat.astModel.ClassLikeModel | ||
| import org.jetbrains.dukat.astModel.ClassModel | ||
| import org.jetbrains.dukat.astModel.FunctionModel | ||
| import org.jetbrains.dukat.astModel.InterfaceModel | ||
| import org.jetbrains.dukat.astModel.MethodModel | ||
| import org.jetbrains.dukat.astModel.ModuleModel | ||
| import org.jetbrains.dukat.astModel.ParameterModel | ||
| import org.jetbrains.dukat.astModel.TypeModel | ||
| import org.jetbrains.dukat.ownerContext.NodeOwner | ||
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| private data class ModelData<T>( | ||
| val optionalArgs: MutableList<Int>, | ||
| val names: List<String>, | ||
| val methodNode: T | ||
| ) | ||
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| private typealias ModelDataRecord<T> = MutableMap<List<TypeModel>, ModelData<T>> | ||
| private typealias ModelsDataMap<T> = MutableMap<NameEntity, ModelDataRecord<T>> | ||
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| private fun MethodModel.process(modelsDataMap: ModelsDataMap<MethodModel>) { | ||
| val nonOptionalHead = parameters.takeWhile { paramDeclaration -> | ||
| paramDeclaration.initializer == null | ||
| } | ||
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| val headTypes = nonOptionalHead.map { parameterDeclaration -> parameterDeclaration.type } | ||
| val headNames = nonOptionalHead.map { parameterDeclaration -> parameterDeclaration.name } | ||
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| val methodNodeRecord = modelsDataMap.getOrPut(name) { mutableMapOf() } | ||
| val methodData = methodNodeRecord.getOrPut(headTypes) { ModelData(mutableListOf(), headNames, this) } | ||
| methodData.optionalArgs.add(parameters.size - nonOptionalHead.size) | ||
| } | ||
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| private fun FunctionModel.process(modelsDataMap: ModelsDataMap<FunctionModel>) { | ||
| val nonOptionalHead = parameters.takeWhile { paramDeclaration -> | ||
| paramDeclaration.initializer == null | ||
| } | ||
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| val headTypes = nonOptionalHead.map { parameterDeclaration -> parameterDeclaration.type } | ||
| val headNames = nonOptionalHead.map { parameterDeclaration -> parameterDeclaration.name } | ||
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| val methodNodeRecord = modelsDataMap.getOrPut(name) { mutableMapOf() } | ||
| val methodData = methodNodeRecord.getOrPut(headTypes) { ModelData(mutableListOf(), headNames, this) } | ||
| methodData.optionalArgs.add(parameters.size - nonOptionalHead.size) | ||
| } | ||
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| private fun ClassLikeModel.createDataMap(): ModelsDataMap<MethodModel> { | ||
| val methodsData: ModelsDataMap<MethodModel> = mutableMapOf() | ||
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| members.forEach { member -> | ||
| if (member is MethodModel) { | ||
| member.process(methodsData) | ||
| } | ||
| } | ||
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| return methodsData | ||
| } | ||
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| private fun ModuleModel.createDataMap(): ModelsDataMap<FunctionModel> { | ||
| val nodeDataMap: ModelsDataMap<FunctionModel> = mutableMapOf() | ||
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| declarations.forEach { member -> | ||
| if (member is FunctionModel) { | ||
| member.process(nodeDataMap) | ||
| } | ||
| } | ||
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| return nodeDataMap | ||
| } | ||
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| private fun <T> Map.Entry<NameEntity, ModelDataRecord<T>>.process( | ||
| generatedMethods: MutableList<T>, | ||
| paramsResolved: (node: T, params: List<ParameterModel>) -> T | ||
| ) { | ||
| val optionalData = value | ||
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| optionalData.forEach { types, (argsCount, names, originalNode) -> | ||
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| val params = types.zip(names).map { (type, name) -> | ||
| ParameterModel(name, type, null, false, null) | ||
| } | ||
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| val argsCountGrouped = argsCount.groupingBy { it }.eachCount() | ||
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| val hasUniqueArity = argsCountGrouped.values.any { it == 1 } | ||
| val doesntNeedsOverload = hasUniqueArity || (types.isEmpty() && argsCountGrouped.keys.contains(0)) | ||
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| if (!doesntNeedsOverload) { | ||
| generatedMethods.add(paramsResolved(originalNode, params)) | ||
| } | ||
| } | ||
| } | ||
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| private fun ModelsDataMap<MethodModel>.generateMethods(): List<MethodModel> { | ||
| val generatedMethods = mutableListOf<MethodModel>() | ||
| forEach { methodDataRecord -> | ||
| methodDataRecord.process(generatedMethods) { node, params -> node.copy(parameters = params) } | ||
| } | ||
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| return generatedMethods | ||
| } | ||
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| private fun ModelsDataMap<FunctionModel>.generateFunctions(): List<FunctionModel> { | ||
| val generatedFunctions = mutableListOf<FunctionModel>() | ||
| forEach { functionDataRecord -> | ||
| functionDataRecord.process(generatedFunctions) { node, params -> node.copy(parameters = params) } | ||
| } | ||
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| return generatedFunctions | ||
| } | ||
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| private class IntroduceMissedOverloadsTypeLowering : ModelWithOwnerTypeLowering { | ||
| override fun lowerInterfaceModel(ownerContext: NodeOwner<InterfaceModel>, parentModule: ModuleModel): InterfaceModel { | ||
| val model = ownerContext.node | ||
| return super.lowerInterfaceModel(ownerContext.copy(node = ownerContext.node.copy( | ||
| members = model.members + model.createDataMap().generateMethods() | ||
| )), parentModule) | ||
| } | ||
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| override fun lowerClassModel(ownerContext: NodeOwner<ClassModel>, parentModule: ModuleModel): ClassModel { | ||
| val model = ownerContext.node | ||
| return super.lowerClassModel(ownerContext.copy(node = ownerContext.node.copy( | ||
| members = model.members + model.createDataMap().generateMethods() | ||
| )), parentModule) | ||
| } | ||
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| override fun lowerRoot(moduleModel: ModuleModel, ownerContext: NodeOwner<ModuleModel>): ModuleModel { | ||
| val nodesDataMap = moduleModel.createDataMap() | ||
| return super.lowerRoot(moduleModel.copy( | ||
| declarations = lowerTopLevelDeclarations(moduleModel.declarations, ownerContext, moduleModel) + nodesDataMap.generateFunctions() | ||
| ), ownerContext) | ||
| } | ||
| } | ||
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| class IntroduceMissedOverloads : ModelLowering { | ||
| override fun lower(module: ModuleModel): ModuleModel { | ||
| return IntroduceMissedOverloadsTypeLowering().lowerRoot(module, NodeOwner(module, null)) | ||
| } | ||
| } |
163 changes: 0 additions & 163 deletions
163
...-node-lowering/src/org/jetrbains/dukat/nodeLowering/lowerings/introduceMissedOverloads.kt
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