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DefaultDescriptorToDocumentableTranslator.kt
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DefaultDescriptorToDocumentableTranslator.kt
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package org.jetbrains.dokka.base.translators.descriptors
import com.intellij.psi.PsiNamedElement
import kotlinx.coroutines.async
import kotlinx.coroutines.coroutineScope
import kotlinx.coroutines.runBlocking
import org.jetbrains.dokka.DokkaConfiguration.DokkaSourceSet
import org.jetbrains.dokka.analysis.DescriptorDocumentableSource
import org.jetbrains.dokka.analysis.DokkaResolutionFacade
import org.jetbrains.dokka.analysis.KotlinAnalysis
import org.jetbrains.dokka.analysis.from
import org.jetbrains.dokka.base.DokkaBase
import org.jetbrains.dokka.base.parsers.MarkdownParser
import org.jetbrains.dokka.base.translators.isDirectlyAnException
import org.jetbrains.dokka.base.translators.psi.parsers.JavadocParser
import org.jetbrains.dokka.base.translators.unquotedValue
import org.jetbrains.dokka.links.*
import org.jetbrains.dokka.links.Callable
import org.jetbrains.dokka.model.*
import org.jetbrains.dokka.model.AnnotationTarget
import org.jetbrains.dokka.model.Nullable
import org.jetbrains.dokka.model.TypeConstructor
import org.jetbrains.dokka.model.doc.*
import org.jetbrains.dokka.model.properties.PropertyContainer
import org.jetbrains.dokka.plugability.DokkaContext
import org.jetbrains.dokka.plugability.plugin
import org.jetbrains.dokka.plugability.querySingle
import org.jetbrains.dokka.transformers.sources.AsyncSourceToDocumentableTranslator
import org.jetbrains.dokka.utilities.DokkaLogger
import org.jetbrains.dokka.utilities.parallelMap
import org.jetbrains.dokka.utilities.parallelMapNotNull
import org.jetbrains.kotlin.builtins.functions.FunctionClassDescriptor
import org.jetbrains.kotlin.builtins.isBuiltinExtensionFunctionalType
import org.jetbrains.kotlin.builtins.isExtensionFunctionType
import org.jetbrains.kotlin.builtins.isSuspendFunctionTypeOrSubtype
import org.jetbrains.kotlin.codegen.isJvmStaticInObjectOrClassOrInterface
import org.jetbrains.kotlin.descriptors.*
import org.jetbrains.kotlin.descriptors.ClassKind
import org.jetbrains.kotlin.descriptors.annotations.Annotated
import org.jetbrains.kotlin.descriptors.annotations.AnnotationDescriptor
import org.jetbrains.kotlin.idea.core.getDirectlyOverriddenDeclarations
import org.jetbrains.kotlin.idea.kdoc.findKDoc
import org.jetbrains.kotlin.idea.kdoc.resolveKDocLink
import org.jetbrains.kotlin.js.resolve.diagnostics.findPsi
import org.jetbrains.kotlin.load.kotlin.toSourceElement
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.psi.*
import org.jetbrains.kotlin.resolve.DescriptorUtils
import org.jetbrains.kotlin.resolve.calls.callUtil.getValueArgumentsInParentheses
import org.jetbrains.kotlin.resolve.calls.components.isVararg
import org.jetbrains.kotlin.resolve.constants.ConstantValue
import org.jetbrains.kotlin.resolve.constants.KClassValue.Value.LocalClass
import org.jetbrains.kotlin.resolve.constants.KClassValue.Value.NormalClass
import org.jetbrains.kotlin.resolve.descriptorUtil.annotationClass
import org.jetbrains.kotlin.resolve.descriptorUtil.fqNameOrNull
import org.jetbrains.kotlin.resolve.descriptorUtil.overriddenTreeUniqueAsSequence
import org.jetbrains.kotlin.resolve.scopes.MemberScope
import org.jetbrains.kotlin.resolve.source.KotlinSourceElement
import org.jetbrains.kotlin.resolve.source.PsiSourceElement
import org.jetbrains.kotlin.resolve.source.PsiSourceFile
import org.jetbrains.kotlin.types.*
import org.jetbrains.kotlin.types.typeUtil.immediateSupertypes
import org.jetbrains.kotlin.types.typeUtil.isAnyOrNullableAny
import org.jetbrains.kotlin.utils.addToStdlib.firstIsInstanceOrNull
import org.jetbrains.kotlin.utils.addToStdlib.firstNotNullResult
import org.jetbrains.kotlin.utils.addToStdlib.safeAs
import java.nio.file.Paths
import org.jetbrains.kotlin.resolve.constants.AnnotationValue as ConstantsAnnotationValue
import org.jetbrains.kotlin.resolve.constants.ArrayValue as ConstantsArrayValue
import org.jetbrains.kotlin.resolve.constants.EnumValue as ConstantsEnumValue
import org.jetbrains.kotlin.resolve.constants.KClassValue as ConstantsKtClassValue
class DefaultDescriptorToDocumentableTranslator(
context: DokkaContext
) : AsyncSourceToDocumentableTranslator {
private val kotlinAnalysis: KotlinAnalysis = context.plugin<DokkaBase>().querySingle { kotlinAnalysis }
override suspend fun invokeSuspending(sourceSet: DokkaSourceSet, context: DokkaContext): DModule {
val (environment, facade) = kotlinAnalysis[sourceSet]
val packageFragments = environment.getSourceFiles().asSequence()
.map { it.packageFqName }
.distinct()
.mapNotNull { facade.resolveSession.getPackageFragment(it) }
.toList()
return DokkaDescriptorVisitor(sourceSet, kotlinAnalysis[sourceSet].facade, context.logger).run {
packageFragments.mapNotNull { it.safeAs<PackageFragmentDescriptor>() }.parallelMap {
visitPackageFragmentDescriptor(
it,
DRIWithPlatformInfo(DRI.topLevel, emptyMap())
)
}
}.let {
DModule(
name = context.configuration.moduleName,
packages = it,
documentation = emptyMap(),
expectPresentInSet = null,
sourceSets = setOf(sourceSet)
)
}
}
}
data class DRIWithPlatformInfo(
val dri: DRI,
val actual: SourceSetDependent<DocumentableSource>
)
fun DRI.withEmptyInfo() = DRIWithPlatformInfo(this, emptyMap())
private class DokkaDescriptorVisitor(
private val sourceSet: DokkaSourceSet,
private val resolutionFacade: DokkaResolutionFacade,
private val logger: DokkaLogger
) {
private val javadocParser = JavadocParser(logger, resolutionFacade)
private fun Collection<DeclarationDescriptor>.filterDescriptorsInSourceSet() = filter {
it.toSourceElement.containingFile.toString().let { path ->
path.isNotBlank() && sourceSet.sourceRoots.any { root ->
Paths.get(path).startsWith(root.toPath())
}
}
}
private fun <T> T.toSourceSetDependent() = if (this != null) mapOf(sourceSet to this) else emptyMap()
suspend fun visitPackageFragmentDescriptor(
descriptor: PackageFragmentDescriptor,
parent: DRIWithPlatformInfo
): DPackage {
val name = descriptor.fqName.asString().takeUnless { it.isBlank() } ?: ""
val driWithPlatform = DRI(packageName = name).withEmptyInfo()
val scope = descriptor.getMemberScope()
return coroutineScope {
val descriptorsWithKind = scope.getDescriptorsWithKind(true)
val functions = async { descriptorsWithKind.functions.visitFunctions(driWithPlatform) }
val properties = async { descriptorsWithKind.properties.visitProperties(driWithPlatform) }
val classlikes = async { descriptorsWithKind.classlikes.visitClasslikes(driWithPlatform) }
val typealiases = async { descriptorsWithKind.typealiases.visitTypealiases(driWithPlatform) }
DPackage(
dri = driWithPlatform.dri,
functions = functions.await(),
properties = properties.await(),
classlikes = classlikes.await(),
typealiases = typealiases.await(),
documentation = descriptor.resolveDescriptorData(),
sourceSets = setOf(sourceSet)
)
}
}
private suspend fun visitClassDescriptor(descriptor: ClassDescriptor, parent: DRIWithPlatformInfo): DClasslike =
when (descriptor.kind) {
ClassKind.ENUM_CLASS -> enumDescriptor(descriptor, parent)
ClassKind.OBJECT -> objectDescriptor(descriptor, parent)
ClassKind.INTERFACE -> interfaceDescriptor(descriptor, parent)
ClassKind.ANNOTATION_CLASS -> annotationDescriptor(descriptor, parent)
else -> classDescriptor(descriptor, parent)
}
private suspend fun interfaceDescriptor(descriptor: ClassDescriptor, parent: DRIWithPlatformInfo): DInterface {
val driWithPlatform = parent.dri.withClass(descriptor.name.asString()).withEmptyInfo()
val scope = descriptor.unsubstitutedMemberScope
val isExpect = descriptor.isExpect
val isActual = descriptor.isActual
val info = descriptor.resolveClassDescriptionData()
return coroutineScope {
val descriptorsWithKind = scope.getDescriptorsWithKind()
val functions = async { descriptorsWithKind.functions.visitFunctions(driWithPlatform) }
val properties = async { descriptorsWithKind.properties.visitProperties(driWithPlatform) }
val classlikes = async { descriptorsWithKind.classlikes.visitClasslikes(driWithPlatform) }
val generics = async { descriptor.declaredTypeParameters.parallelMap { it.toVariantTypeParameter() } }
DInterface(
dri = driWithPlatform.dri,
name = descriptor.name.asString(),
functions = functions.await(),
properties = properties.await(),
classlikes = classlikes.await(),
sources = descriptor.createSources(),
expectPresentInSet = sourceSet.takeIf { isExpect },
visibility = descriptor.visibility.toDokkaVisibility().toSourceSetDependent(),
supertypes = info.supertypes.toSourceSetDependent(),
documentation = info.docs,
generics = generics.await(),
companion = descriptor.companion(driWithPlatform),
sourceSets = setOf(sourceSet),
isExpectActual = (isExpect || isActual),
extra = PropertyContainer.withAll(
descriptor.additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
descriptor.getAnnotations().toSourceSetDependent().toAnnotations(),
ImplementedInterfaces(info.allImplementedInterfaces.toSourceSetDependent()),
info.exceptionsInSupertypes?.let { ExceptionInSupertypes(it.toSourceSetDependent()) },
)
)
}
}
private suspend fun objectDescriptor(descriptor: ClassDescriptor, parent: DRIWithPlatformInfo): DObject {
val driWithPlatform = parent.dri.withClass(descriptor.name.asString()).withEmptyInfo()
val scope = descriptor.unsubstitutedMemberScope
val isExpect = descriptor.isExpect
val isActual = descriptor.isActual
val info = descriptor.resolveClassDescriptionData()
return coroutineScope {
val descriptorsWithKind = scope.getDescriptorsWithKind()
val functions = async { descriptorsWithKind.functions.visitFunctions(driWithPlatform) }
val properties = async { descriptorsWithKind.properties.visitProperties(driWithPlatform) }
val classlikes = async { descriptorsWithKind.classlikes.visitClasslikes(driWithPlatform) }
DObject(
dri = driWithPlatform.dri,
name = descriptor.name.asString(),
functions = functions.await(),
properties = properties.await(),
classlikes = classlikes.await(),
sources = descriptor.createSources(),
expectPresentInSet = sourceSet.takeIf { isExpect },
visibility = descriptor.visibility.toDokkaVisibility().toSourceSetDependent(),
supertypes = info.supertypes.toSourceSetDependent(),
documentation = info.docs,
sourceSets = setOf(sourceSet),
isExpectActual = (isExpect || isActual),
extra = PropertyContainer.withAll(
descriptor.additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
descriptor.getAnnotations().toSourceSetDependent().toAnnotations(),
ImplementedInterfaces(info.allImplementedInterfaces.toSourceSetDependent()),
info.exceptionsInSupertypes?.let { ExceptionInSupertypes(it.toSourceSetDependent()) },
)
)
}
}
private suspend fun enumDescriptor(descriptor: ClassDescriptor, parent: DRIWithPlatformInfo): DEnum {
val driWithPlatform = parent.dri.withClass(descriptor.name.asString()).withEmptyInfo()
val scope = descriptor.unsubstitutedMemberScope
val isExpect = descriptor.isExpect
val isActual = descriptor.isActual
val info = descriptor.resolveClassDescriptionData()
return coroutineScope {
val descriptorsWithKind = scope.getDescriptorsWithKind()
val functions = async { descriptorsWithKind.functions.visitFunctions(driWithPlatform) }
val properties = async { descriptorsWithKind.properties.visitProperties(driWithPlatform) }
val classlikes = async { descriptorsWithKind.classlikes.visitClasslikes(driWithPlatform) }
val constructors =
async { descriptor.constructors.parallelMap { visitConstructorDescriptor(it, driWithPlatform) } }
val entries = async { descriptorsWithKind.enumEntries.visitEnumEntries(driWithPlatform) }
DEnum(
dri = driWithPlatform.dri,
name = descriptor.name.asString(),
entries = entries.await(),
constructors = constructors.await(),
functions = functions.await(),
properties = properties.await(),
classlikes = classlikes.await(),
sources = descriptor.createSources(),
expectPresentInSet = sourceSet.takeIf { isExpect },
visibility = descriptor.visibility.toDokkaVisibility().toSourceSetDependent(),
supertypes = info.supertypes.toSourceSetDependent(),
documentation = info.docs,
companion = descriptor.companion(driWithPlatform),
sourceSets = setOf(sourceSet),
isExpectActual = (isExpect || isActual),
extra = PropertyContainer.withAll(
descriptor.additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
descriptor.getAnnotations().toSourceSetDependent().toAnnotations(),
ImplementedInterfaces(info.allImplementedInterfaces.toSourceSetDependent())
)
)
}
}
private suspend fun visitEnumEntryDescriptor(descriptor: ClassDescriptor, parent: DRIWithPlatformInfo): DEnumEntry {
val driWithPlatform = parent.dri.withClass(descriptor.name.asString()).withEmptyInfo()
val scope = descriptor.unsubstitutedMemberScope
val isExpect = descriptor.isExpect
return coroutineScope {
val descriptorsWithKind = scope.getDescriptorsWithKind()
val functions = async { descriptorsWithKind.functions.visitFunctions(driWithPlatform) }
val properties = async { descriptorsWithKind.properties.visitProperties(driWithPlatform) }
val classlikes = async { descriptorsWithKind.classlikes.visitClasslikes(driWithPlatform) }
DEnumEntry(
dri = driWithPlatform.dri,
name = descriptor.name.asString(),
documentation = descriptor.resolveDescriptorData(),
functions = functions.await(),
properties = properties.await(),
classlikes = classlikes.await(),
sourceSets = setOf(sourceSet),
expectPresentInSet = sourceSet.takeIf { isExpect },
extra = PropertyContainer.withAll(
descriptor.additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
descriptor.getAnnotations().toSourceSetDependent().toAnnotations(),
ConstructorValues(descriptor.getAppliedConstructorParameters().toSourceSetDependent())
)
)
}
}
private suspend fun annotationDescriptor(descriptor: ClassDescriptor, parent: DRIWithPlatformInfo): DAnnotation {
val driWithPlatform = parent.dri.withClass(descriptor.name.asString()).withEmptyInfo()
val scope = descriptor.unsubstitutedMemberScope
val isExpect = descriptor.isExpect
val isActual = descriptor.isActual
return coroutineScope {
val descriptorsWithKind = scope.getDescriptorsWithKind()
val functions = async { descriptorsWithKind.functions.visitFunctions(driWithPlatform) }
val properties = async { descriptorsWithKind.properties.visitProperties(driWithPlatform) }
val classlikes = async { descriptorsWithKind.classlikes.visitClasslikes(driWithPlatform) }
val generics = async { descriptor.declaredTypeParameters.parallelMap { it.toVariantTypeParameter() } }
val constructors =
async { descriptor.constructors.parallelMap { visitConstructorDescriptor(it, driWithPlatform) } }
DAnnotation(
dri = driWithPlatform.dri,
name = descriptor.name.asString(),
documentation = descriptor.resolveDescriptorData(),
functions = functions.await(),
properties = properties.await(),
classlikes = classlikes.await(),
expectPresentInSet = sourceSet.takeIf { isExpect },
sourceSets = setOf(sourceSet),
isExpectActual = (isExpect || isActual),
extra = PropertyContainer.withAll(
descriptor.additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
descriptor.getAnnotations().toSourceSetDependent().toAnnotations()
),
companion = descriptor.companionObjectDescriptor?.let { objectDescriptor(it, driWithPlatform) },
visibility = descriptor.visibility.toDokkaVisibility().toSourceSetDependent(),
generics = generics.await(),
constructors = constructors.await(),
sources = descriptor.createSources()
)
}
}
private suspend fun classDescriptor(descriptor: ClassDescriptor, parent: DRIWithPlatformInfo): DClass {
val driWithPlatform = parent.dri.withClass(descriptor.name.asString()).withEmptyInfo()
val scope = descriptor.unsubstitutedMemberScope
val isExpect = descriptor.isExpect
val isActual = descriptor.isActual
val info = descriptor.resolveClassDescriptionData()
val actual = descriptor.createSources()
return coroutineScope {
val descriptorsWithKind = scope.getDescriptorsWithKind()
val functions = async { descriptorsWithKind.functions.visitFunctions(driWithPlatform) }
val properties = async { descriptorsWithKind.properties.visitProperties(driWithPlatform) }
val classlikes = async { descriptorsWithKind.classlikes.visitClasslikes(driWithPlatform) }
val generics = async { descriptor.declaredTypeParameters.parallelMap { it.toVariantTypeParameter() } }
val constructors = async {
descriptor.constructors.parallelMap {
visitConstructorDescriptor(
it,
if (it.isPrimary) DRIWithPlatformInfo(driWithPlatform.dri, actual)
else DRIWithPlatformInfo(driWithPlatform.dri, emptyMap())
)
}
}
DClass(
dri = driWithPlatform.dri,
name = descriptor.name.asString(),
constructors = constructors.await(),
functions = functions.await(),
properties = properties.await(),
classlikes = classlikes.await(),
sources = actual,
expectPresentInSet = sourceSet.takeIf { isExpect },
visibility = descriptor.visibility.toDokkaVisibility().toSourceSetDependent(),
supertypes = info.supertypes.toSourceSetDependent(),
generics = generics.await(),
documentation = info.docs,
modifier = descriptor.modifier().toSourceSetDependent(),
companion = descriptor.companion(driWithPlatform),
sourceSets = setOf(sourceSet),
isExpectActual = (isExpect || isActual),
extra = PropertyContainer.withAll<DClass>(
descriptor.additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
descriptor.getAnnotations().toSourceSetDependent().toAnnotations(),
ImplementedInterfaces(info.allImplementedInterfaces.toSourceSetDependent()),
info.exceptionsInSupertypes?.let { ExceptionInSupertypes(it.toSourceSetDependent()) },
)
)
}
}
private suspend fun visitPropertyDescriptor(
originalDescriptor: PropertyDescriptor,
parent: DRIWithPlatformInfo
): DProperty {
val dri = parent.dri.copy(callable = Callable.from(originalDescriptor))
val descriptor = originalDescriptor.getConcreteDescriptor()
val inheritedFrom = descriptor.createDRI().let { (originalDri, _) -> originalDri.takeIf { it != dri } }
val isExpect = descriptor.isExpect
val isActual = descriptor.isActual
val actual = originalDescriptor.createSources()
return coroutineScope {
val generics = async { descriptor.typeParameters.parallelMap { it.toVariantTypeParameter() } }
DProperty(
dri = dri,
name = descriptor.name.asString(),
receiver = descriptor.extensionReceiverParameter?.let {
visitReceiverParameterDescriptor(it, DRIWithPlatformInfo(dri, actual))
},
sources = actual,
getter = descriptor.accessors.filterIsInstance<PropertyGetterDescriptor>().singleOrNull()?.let {
visitPropertyAccessorDescriptor(it, descriptor, dri)
},
setter = descriptor.accessors.filterIsInstance<PropertySetterDescriptor>().singleOrNull()?.let {
visitPropertyAccessorDescriptor(it, descriptor, dri)
},
visibility = descriptor.visibility.toDokkaVisibility().toSourceSetDependent(),
documentation = descriptor.resolveDescriptorData(),
modifier = descriptor.modifier().toSourceSetDependent(),
type = descriptor.returnType!!.toBound(),
expectPresentInSet = sourceSet.takeIf { isExpect },
sourceSets = setOf(sourceSet),
generics = generics.await(),
isExpectActual = (isExpect || isActual),
extra = PropertyContainer.withAll(
listOfNotNull(
(descriptor.additionalExtras() + descriptor.getAnnotationsWithBackingField()
.toAdditionalExtras()).toSet().toSourceSetDependent().toAdditionalModifiers(),
(descriptor.getAnnotationsWithBackingField() + descriptor.fileLevelAnnotations()).toSourceSetDependent()
.toAnnotations(),
descriptor.getDefaultValue()?.let { DefaultValue(it) },
InheritedMember(inheritedFrom.toSourceSetDependent()),
)
)
)
}
}
private fun CallableMemberDescriptor.createDRI(wasOverridenBy: DRI? = null): Pair<DRI, DRI?> =
if (kind == CallableMemberDescriptor.Kind.DECLARATION || overriddenDescriptors.isEmpty())
Pair(DRI.from(this), wasOverridenBy)
else
overriddenDescriptors.first().createDRI(DRI.from(this))
private suspend fun visitFunctionDescriptor(
originalDescriptor: FunctionDescriptor,
parent: DRIWithPlatformInfo
): DFunction {
val (dri, inheritedFrom) = originalDescriptor.createDRI()
val descriptor = originalDescriptor.getConcreteDescriptor()
val isExpect = descriptor.isExpect
val isActual = descriptor.isActual
val actual = originalDescriptor.createSources()
return coroutineScope {
val generics = async { descriptor.typeParameters.parallelMap { it.toVariantTypeParameter() } }
DFunction(
dri = dri,
name = descriptor.name.asString(),
isConstructor = false,
receiver = descriptor.extensionReceiverParameter?.let {
visitReceiverParameterDescriptor(it, DRIWithPlatformInfo(dri, actual))
},
parameters = descriptor.valueParameters.mapIndexed { index, desc ->
parameter(index, desc, DRIWithPlatformInfo(dri, actual))
},
expectPresentInSet = sourceSet.takeIf { isExpect },
sources = actual,
visibility = descriptor.visibility.toDokkaVisibility().toSourceSetDependent(),
generics = generics.await(),
documentation = descriptor.takeIf { it.kind != CallableMemberDescriptor.Kind.SYNTHESIZED }
?.resolveDescriptorData() ?: emptyMap(),
modifier = descriptor.modifier().toSourceSetDependent(),
type = descriptor.returnType!!.toBound(),
sourceSets = setOf(sourceSet),
isExpectActual = (isExpect || isActual),
extra = PropertyContainer.withAll(
InheritedMember(inheritedFrom.toSourceSetDependent()),
descriptor.additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
(descriptor.getAnnotations() + descriptor.fileLevelAnnotations()).toSourceSetDependent()
.toAnnotations(),
ObviousMember.takeIf { descriptor.isObvious },
)
)
}
}
suspend fun visitConstructorDescriptor(descriptor: ConstructorDescriptor, parent: DRIWithPlatformInfo): DFunction {
val name = descriptor.constructedClass.name.toString()
val dri = parent.dri.copy(callable = Callable.from(descriptor, name))
val actual = descriptor.createSources()
val isExpect = descriptor.isExpect
val isActual = descriptor.isActual
return coroutineScope {
val generics = async { descriptor.typeParameters.parallelMap { it.toVariantTypeParameter() } }
DFunction(
dri = dri,
name = name,
isConstructor = true,
receiver = descriptor.extensionReceiverParameter?.let {
visitReceiverParameterDescriptor(it, DRIWithPlatformInfo(dri, actual))
},
parameters = descriptor.valueParameters.mapIndexed { index, desc ->
parameter(index, desc, DRIWithPlatformInfo(dri, actual))
},
sources = actual,
expectPresentInSet = sourceSet.takeIf { isExpect },
visibility = descriptor.visibility.toDokkaVisibility().toSourceSetDependent(),
documentation = descriptor.resolveDescriptorData().let { sourceSetDependent ->
if (descriptor.isPrimary) {
sourceSetDependent.map { entry ->
Pair(
entry.key,
entry.value.copy(children = (entry.value.children.find { it is Constructor }?.root?.let { constructor ->
listOf(Description(constructor))
} ?: emptyList<TagWrapper>()) + entry.value.children.filterIsInstance<Param>()))
}.toMap()
} else {
sourceSetDependent
}
},
type = descriptor.returnType.toBound(),
modifier = descriptor.modifier().toSourceSetDependent(),
generics = generics.await(),
sourceSets = setOf(sourceSet),
isExpectActual = (isExpect || isActual),
extra = PropertyContainer.withAll<DFunction>(
descriptor.additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
descriptor.getAnnotations().toSourceSetDependent().toAnnotations()
).let {
if (descriptor.isPrimary) {
it + PrimaryConstructorExtra
} else it
}
)
}
}
private suspend fun visitReceiverParameterDescriptor(
descriptor: ReceiverParameterDescriptor,
parent: DRIWithPlatformInfo
) = DParameter(
dri = parent.dri.copy(target = PointingToDeclaration),
name = null,
type = descriptor.type.toBound(),
expectPresentInSet = null,
documentation = descriptor.resolveDescriptorData(),
sourceSets = setOf(sourceSet),
extra = PropertyContainer.withAll(descriptor.getAnnotations().toSourceSetDependent().toAnnotations())
)
private suspend fun visitPropertyAccessorDescriptor(
descriptor: PropertyAccessorDescriptor,
propertyDescriptor: PropertyDescriptor,
parent: DRI
): DFunction {
val dri = parent.copy(callable = Callable.from(descriptor))
val isGetter = descriptor is PropertyGetterDescriptor
val isExpect = descriptor.isExpect
val isActual = descriptor.isActual
suspend fun PropertyDescriptor.asParameter(parent: DRI) =
DParameter(
parent.copy(target = PointingToCallableParameters(parameterIndex = 1)),
this.name.asString(),
type = this.type.toBound(),
expectPresentInSet = sourceSet.takeIf { isExpect },
documentation = descriptor.resolveDescriptorData(),
sourceSets = setOf(sourceSet),
extra = PropertyContainer.withAll(
descriptor.additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
getAnnotationsWithBackingField().toSourceSetDependent().toAnnotations()
)
)
val name = run {
val modifier = if (isGetter) "get" else "set"
val rawName = propertyDescriptor.name.asString()
"$modifier${rawName.capitalize()}"
}
val parameters =
if (isGetter) {
emptyList()
} else {
listOf(propertyDescriptor.asParameter(dri))
}
return coroutineScope {
val generics = async { descriptor.typeParameters.parallelMap { it.toVariantTypeParameter() } }
DFunction(
dri,
name,
isConstructor = false,
parameters = parameters,
visibility = descriptor.visibility.toDokkaVisibility().toSourceSetDependent(),
documentation = descriptor.resolveDescriptorData(),
type = descriptor.returnType!!.toBound(),
generics = generics.await(),
modifier = descriptor.modifier().toSourceSetDependent(),
expectPresentInSet = sourceSet.takeIf { isExpect },
receiver = descriptor.extensionReceiverParameter?.let {
visitReceiverParameterDescriptor(
it,
DRIWithPlatformInfo(dri, descriptor.createSources())
)
},
sources = descriptor.createSources(),
sourceSets = setOf(sourceSet),
isExpectActual = (isExpect || isActual),
extra = PropertyContainer.withAll<DFunction>(
descriptor.additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
descriptor.getAnnotations().toSourceSetDependent().toAnnotations()
)
)
}
}
private suspend fun visitTypeAliasDescriptor(descriptor: TypeAliasDescriptor, parent: DRIWithPlatformInfo?) =
with(descriptor) {
coroutineScope {
val generics = async { descriptor.declaredTypeParameters.parallelMap { it.toVariantTypeParameter() } }
val info = buildAncestryInformation(listOf(underlyingType)).sortedBy { it.level }
DTypeAlias(
dri = DRI.from(this@with),
name = name.asString(),
type = defaultType.toBound(),
expectPresentInSet = null,
underlyingType = underlyingType.toBound().toSourceSetDependent(),
visibility = visibility.toDokkaVisibility().toSourceSetDependent(),
documentation = resolveDescriptorData(),
sourceSets = setOf(sourceSet),
generics = generics.await(),
extra = PropertyContainer.withAll(
descriptor.getAnnotations().toSourceSetDependent().toAnnotations(),
info.exceptionsInSupertypes()?.takeIf { it.isNotEmpty() }
?.let { ExceptionInSupertypes(it.toSourceSetDependent()) },
)
)
}
}
private suspend fun parameter(index: Int, descriptor: ValueParameterDescriptor, parent: DRIWithPlatformInfo) =
DParameter(
dri = parent.dri.copy(target = PointingToCallableParameters(index)),
name = descriptor.name.asString(),
type = descriptor.varargElementType?.toBound() ?: descriptor.type.toBound(),
expectPresentInSet = null,
documentation = descriptor.resolveDescriptorData(),
sourceSets = setOf(sourceSet),
extra = PropertyContainer.withAll(listOfNotNull(
descriptor.additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
descriptor.getAnnotations().toSourceSetDependent().toAnnotations(),
descriptor.getDefaultValue()?.let { DefaultValue(it) }
))
)
private data class DescriptorsWithKind(
val functions: List<FunctionDescriptor>,
val properties: List<PropertyDescriptor>,
val classlikes: List<ClassDescriptor>,
val typealiases: List<TypeAliasDescriptor>,
val enumEntries: List<ClassDescriptor>
)
private suspend fun MemberScope.getDescriptorsWithKind(shouldFilter: Boolean = false): DescriptorsWithKind {
val descriptors = getContributedDescriptors { true }.let {
if (shouldFilter) it.filterDescriptorsInSourceSet() else it
}
class EnumEntryDescriptor
val groupedDescriptors = descriptors.groupBy {
when {
it is FunctionDescriptor -> FunctionDescriptor::class
it is PropertyDescriptor -> PropertyDescriptor::class
it is ClassDescriptor && it.kind != ClassKind.ENUM_ENTRY -> ClassDescriptor::class
it is TypeAliasDescriptor -> TypeAliasDescriptor::class
it is ClassDescriptor && it.kind == ClassKind.ENUM_ENTRY -> EnumEntryDescriptor::class
else -> IllegalStateException::class
}
}
return DescriptorsWithKind(
(groupedDescriptors[FunctionDescriptor::class] ?: emptyList()) as List<FunctionDescriptor>,
(groupedDescriptors[PropertyDescriptor::class] ?: emptyList()) as List<PropertyDescriptor>,
(groupedDescriptors[ClassDescriptor::class] ?: emptyList()) as List<ClassDescriptor>,
(groupedDescriptors[TypeAliasDescriptor::class] ?: emptyList()) as List<TypeAliasDescriptor>,
(groupedDescriptors[EnumEntryDescriptor::class] ?: emptyList()) as List<ClassDescriptor>
)
}
private suspend fun List<FunctionDescriptor>.visitFunctions(parent: DRIWithPlatformInfo): List<DFunction> =
coroutineScope { parallelMap { visitFunctionDescriptor(it, parent) } }
private suspend fun List<PropertyDescriptor>.visitProperties(parent: DRIWithPlatformInfo): List<DProperty> =
coroutineScope { parallelMap { visitPropertyDescriptor(it, parent) } }
private suspend fun List<ClassDescriptor>.visitClasslikes(parent: DRIWithPlatformInfo): List<DClasslike> =
coroutineScope { parallelMap { visitClassDescriptor(it, parent) } }
private suspend fun List<TypeAliasDescriptor>.visitTypealiases(parent: DRIWithPlatformInfo): List<DTypeAlias> =
coroutineScope { parallelMap { visitTypeAliasDescriptor(it, parent) } }
private suspend fun List<ClassDescriptor>.visitEnumEntries(parent: DRIWithPlatformInfo): List<DEnumEntry> =
coroutineScope { parallelMap { visitEnumEntryDescriptor(it, parent) } }
private fun DeclarationDescriptor.resolveDescriptorData(): SourceSetDependent<DocumentationNode> =
getDocumentation()?.toSourceSetDependent() ?: emptyMap()
private suspend fun toTypeConstructor(kt: KotlinType) =
GenericTypeConstructor(
DRI.from(kt.constructor.declarationDescriptor as DeclarationDescriptor),
kt.arguments.map { it.toProjection() })
private tailrec suspend fun buildAncestryInformation(
supertypes: Collection<KotlinType>,
level: Int = 0,
ancestryInformation: Set<AncestryLevel> = emptySet()
): Set<AncestryLevel> {
if (supertypes.isEmpty()) return ancestryInformation
val (interfaces, superclass) = supertypes
.partition {
val declaration = it.constructor.declarationDescriptor
val descriptor = declaration as? ClassDescriptor
?: (declaration as? TypeAliasDescriptor)?.underlyingType?.constructor?.declarationDescriptor as? ClassDescriptor
descriptor?.kind == ClassKind.INTERFACE
}
val updated = coroutineScope {
ancestryInformation + AncestryLevel(
level,
superclass.parallelMap(::toTypeConstructor).singleOrNull(),
interfaces.parallelMap(::toTypeConstructor)
)
}
return buildAncestryInformation(
supertypes = supertypes.flatMap { it.immediateSupertypes() },
level = level + 1,
ancestryInformation = updated
)
}
private suspend fun ClassDescriptor.resolveClassDescriptionData(): ClassInfo {
return coroutineScope {
ClassInfo(
buildAncestryInformation(this@resolveClassDescriptionData.typeConstructor.supertypes.filterNot { it.isAnyOrNullableAny() }).sortedBy { it.level },
resolveDescriptorData()
)
}
}
private suspend fun TypeParameterDescriptor.toVariantTypeParameter() =
DTypeParameter(
variantTypeParameter(
TypeParameter(DRI.from(this), name.identifier, annotations.getPresentableName())
),
resolveDescriptorData(),
null,
upperBounds.map { it.toBound() },
setOf(sourceSet),
extra = PropertyContainer.withAll(
additionalExtras().toSourceSetDependent().toAdditionalModifiers(),
getAnnotations().toSourceSetDependent().toAnnotations()
)
)
private suspend fun org.jetbrains.kotlin.descriptors.annotations.Annotations.getPresentableName(): String? =
mapNotNull { it.toAnnotation() }.singleOrNull { it.dri.classNames == "ParameterName" }?.params?.get("name")
.safeAs<StringValue>()?.value?.let { unquotedValue(it) }
private suspend fun KotlinType.toBound(): Bound {
suspend fun <T : AnnotationTarget> annotations(): PropertyContainer<T> =
getAnnotations().takeIf { it.isNotEmpty() }?.let { annotations ->
PropertyContainer.withAll(annotations.toSourceSetDependent().toAnnotations())
} ?: PropertyContainer.empty()
return when (this) {
is DynamicType -> Dynamic
is AbbreviatedType -> TypeAliased(
abbreviation.toBound(),
expandedType.toBound()
)
else -> when (val ctor = constructor.declarationDescriptor) {
is TypeParameterDescriptor -> TypeParameter(
dri = DRI.from(ctor),
name = ctor.name.asString(),
presentableName = annotations.getPresentableName(),
extra = annotations()
)
is FunctionClassDescriptor -> FunctionalTypeConstructor(
DRI.from(ctor),
arguments.map { it.toProjection() },
isExtensionFunction = isExtensionFunctionType || isBuiltinExtensionFunctionalType,
isSuspendable = isSuspendFunctionTypeOrSubtype,
presentableName = annotations.getPresentableName(),
extra = annotations()
)
else -> GenericTypeConstructor(
DRI.from(ctor!!), // TODO: remove '!!'
arguments.map { it.toProjection() },
annotations.getPresentableName(),
extra = annotations()
)
}.let {
if (isMarkedNullable) Nullable(it) else it
}
}
}
private suspend fun TypeProjection.toProjection(): Projection =
if (isStarProjection) Star else formPossiblyVariant()
private suspend fun TypeProjection.formPossiblyVariant(): Projection =
type.toBound().wrapWithVariance(projectionKind)
private fun TypeParameterDescriptor.variantTypeParameter(type: TypeParameter) =
type.wrapWithVariance(variance)
private fun <T : Bound> T.wrapWithVariance(variance: org.jetbrains.kotlin.types.Variance) =
when (variance) {
org.jetbrains.kotlin.types.Variance.INVARIANT -> Invariance(this)
org.jetbrains.kotlin.types.Variance.IN_VARIANCE -> Contravariance(this)
org.jetbrains.kotlin.types.Variance.OUT_VARIANCE -> Covariance(this)
}
private fun DeclarationDescriptor.getDocumentation() = (findKDoc()?.let {
MarkdownParser.parseFromKDocTag(
kDocTag = it,
externalDri = { link: String ->
try {
resolveKDocLink(
context = resolutionFacade.resolveSession.bindingContext,
resolutionFacade = resolutionFacade,
fromDescriptor = this,
fromSubjectOfTag = null,
qualifiedName = link.split('.')
).firstOrNull()?.let { DRI.from(it) }
} catch (e1: IllegalArgumentException) {
logger.warn("Couldn't resolve link for $link")
null
}
},
kdocLocation = toSourceElement?.containingFile?.name?.let {
val fqName = fqNameOrNull()?.asString()
if (fqName != null) "$it/$fqName"
else it
}
)
} ?: getJavaDocs())?.takeIf { it.children.isNotEmpty() }
private fun DeclarationDescriptor.getJavaDocs() = (this as? CallableDescriptor)
?.overriddenDescriptors
?.mapNotNull { it.findPsi() as? PsiNamedElement }
?.firstNotNullResult { javadocParser.parseDocumentation(it) }
private suspend fun ClassDescriptor.companion(dri: DRIWithPlatformInfo): DObject? = companionObjectDescriptor?.let {
objectDescriptor(it, dri)
}
private fun MemberDescriptor.modifier() = when (modality) {
Modality.FINAL -> KotlinModifier.Final
Modality.SEALED -> KotlinModifier.Sealed
Modality.OPEN -> KotlinModifier.Open
Modality.ABSTRACT -> KotlinModifier.Abstract
else -> KotlinModifier.Empty
}
private fun MemberDescriptor.createSources(): SourceSetDependent<DocumentableSource> =
DescriptorDocumentableSource(this).toSourceSetDependent()
private fun FunctionDescriptor.additionalExtras() = listOfNotNull(
ExtraModifiers.KotlinOnlyModifiers.Infix.takeIf { isInfix },
ExtraModifiers.KotlinOnlyModifiers.Inline.takeIf { isInline },
ExtraModifiers.KotlinOnlyModifiers.Suspend.takeIf { isSuspend },
ExtraModifiers.KotlinOnlyModifiers.Operator.takeIf { isOperator },
ExtraModifiers.JavaOnlyModifiers.Static.takeIf { isJvmStaticInObjectOrClassOrInterface() },
ExtraModifiers.KotlinOnlyModifiers.TailRec.takeIf { isTailrec },
ExtraModifiers.KotlinOnlyModifiers.External.takeIf { isExternal },
ExtraModifiers.KotlinOnlyModifiers.Override.takeIf { DescriptorUtils.isOverride(this) }
).toSet()
private fun ClassDescriptor.additionalExtras() = listOfNotNull(
ExtraModifiers.KotlinOnlyModifiers.Inline.takeIf { isInline },
ExtraModifiers.KotlinOnlyModifiers.Value.takeIf { isValue },
ExtraModifiers.KotlinOnlyModifiers.External.takeIf { isExternal },
ExtraModifiers.KotlinOnlyModifiers.Inner.takeIf { isInner },
ExtraModifiers.KotlinOnlyModifiers.Data.takeIf { isData },
ExtraModifiers.KotlinOnlyModifiers.Fun.takeIf { isFun },
).toSet()
private fun ValueParameterDescriptor.additionalExtras() = listOfNotNull(
ExtraModifiers.KotlinOnlyModifiers.NoInline.takeIf { isNoinline },
ExtraModifiers.KotlinOnlyModifiers.CrossInline.takeIf { isCrossinline },
ExtraModifiers.KotlinOnlyModifiers.Const.takeIf { isConst },
ExtraModifiers.KotlinOnlyModifiers.LateInit.takeIf { isLateInit },
ExtraModifiers.KotlinOnlyModifiers.VarArg.takeIf { isVararg }
).toSet()
private fun TypeParameterDescriptor.additionalExtras() = listOfNotNull(
ExtraModifiers.KotlinOnlyModifiers.Reified.takeIf { isReified }
).toSet()
private fun PropertyDescriptor.additionalExtras() = listOfNotNull(
ExtraModifiers.KotlinOnlyModifiers.Const.takeIf { isConst },
ExtraModifiers.KotlinOnlyModifiers.LateInit.takeIf { isLateInit },
ExtraModifiers.JavaOnlyModifiers.Static.takeIf { isJvmStaticInObjectOrClassOrInterface() },
ExtraModifiers.KotlinOnlyModifiers.External.takeIf { isExternal },
ExtraModifiers.KotlinOnlyModifiers.Override.takeIf { DescriptorUtils.isOverride(this) }
)
private suspend fun Annotated.getAnnotations() = annotations.parallelMapNotNull { it.toAnnotation() }
private fun ConstantValue<*>.toValue(): AnnotationParameterValue? = when (this) {
is ConstantsAnnotationValue -> value.toAnnotation()?.let { AnnotationValue(it) }
is ConstantsArrayValue -> ArrayValue(value.mapNotNull { it.toValue() })
is ConstantsEnumValue -> EnumValue(
fullEnumEntryName(),
DRI(enumClassId.packageFqName.asString(), fullEnumEntryName())
)
is ConstantsKtClassValue -> when (value) {
is NormalClass -> (value as NormalClass).value.classId.let {
ClassValue(
it.relativeClassName.asString(),
DRI(it.packageFqName.asString(), it.relativeClassName.asString())
)
}
is LocalClass -> (value as LocalClass).type.let {
ClassValue(
it.toString(),
DRI.from(it.constructor.declarationDescriptor as DeclarationDescriptor)
)
}
}
else -> StringValue(unquotedValue(toString()))
}
private fun AnnotationDescriptor.toAnnotation(scope: Annotations.AnnotationScope = Annotations.AnnotationScope.DIRECT): Annotations.Annotation =
Annotations.Annotation(
DRI.from(annotationClass as DeclarationDescriptor),
allValueArguments.map { it.key.asString() to it.value.toValue() }.filter {
it.second != null
}.toMap() as Map<String, AnnotationParameterValue>,
mustBeDocumented(),
scope
)
private fun AnnotationDescriptor.mustBeDocumented(): Boolean =
if (source.toString() == "NO_SOURCE") false
else annotationClass?.annotations?.hasAnnotation(FqName("kotlin.annotation.MustBeDocumented")) ?: false
private suspend fun PropertyDescriptor.getAnnotationsWithBackingField(): List<Annotations.Annotation> =
getAnnotations() + (backingField?.getAnnotations() ?: emptyList())
private fun List<Annotations.Annotation>.toAdditionalExtras() = mapNotNull {
try {
ExtraModifiers.valueOf(it.dri.classNames?.toLowerCase() ?: "")
} catch (e: IllegalArgumentException) {
null
}
}
private fun <T : CallableMemberDescriptor> T.getConcreteDescriptor(): T =
if (kind != CallableMemberDescriptor.Kind.FAKE_OVERRIDE) this
else overriddenDescriptors.first().getConcreteDescriptor() as T
private fun ValueParameterDescriptor.getDefaultValue(): String? =
(source as? KotlinSourceElement)?.psi?.children?.find { it is KtExpression }?.text