Multiplatform Project: Fix impl-by-header search and vice versa

This commit is contained in:
Alexey Sedunov
2017-04-14 16:15:59 +03:00
parent e1503d80f2
commit 66265972aa
3 changed files with 20 additions and 25 deletions
@@ -71,7 +71,19 @@ class HeaderImplDeclarationChecker(val moduleToCheck: ModuleDescriptor? = null)
fun checkHeaderDeclarationHasImplementation(
reportOn: KtDeclaration, descriptor: MemberDescriptor, diagnosticHolder: DiagnosticSink, checkImpl: Boolean
) {
val compatibility = when (descriptor) {
val compatibility = buildCompatibilityMap(descriptor, checkImpl)
if (compatibility != null && !compatibility.containsKey(Compatible)) {
assert(compatibility.keys.all { it is Incompatible })
@Suppress("UNCHECKED_CAST")
val incompatibility = compatibility as Map<Incompatible, Collection<MemberDescriptor>>
diagnosticHolder.report(Errors.HEADER_WITHOUT_IMPLEMENTATION.on(
reportOn, descriptor, moduleToCheck ?: descriptor.module, incompatibility))
}
}
private fun buildCompatibilityMap(descriptor: MemberDescriptor, checkImpl: Boolean): Map<Compatibility, List<MemberDescriptor>>? {
return when (descriptor) {
is CallableMemberDescriptor -> {
descriptor.findNamesakesFromTheSameModule().filter { impl ->
descriptor != impl &&
@@ -91,14 +103,6 @@ class HeaderImplDeclarationChecker(val moduleToCheck: ModuleDescriptor? = null)
}
else -> null
}
if (compatibility != null && !compatibility.containsKey(Compatible)) {
assert(compatibility.keys.all { it is Incompatible })
@Suppress("UNCHECKED_CAST")
val incompatibility = compatibility as Map<Incompatible, Collection<MemberDescriptor>>
diagnosticHolder.report(Errors.HEADER_WITHOUT_IMPLEMENTATION.on(
reportOn, descriptor, moduleToCheck ?: descriptor.module, incompatibility))
}
}
private fun checkImplementationHasHeaderDeclaration(
@@ -144,7 +148,9 @@ class HeaderImplDeclarationChecker(val moduleToCheck: ModuleDescriptor? = null)
}
}
fun CallableMemberDescriptor.findNamesakesFromTheSameModule(): Collection<CallableMemberDescriptor> {
fun MemberDescriptor.findCompatibleDescriptors() = buildCompatibilityMap(this, false)?.get(Compatible) ?: emptyList()
private fun CallableMemberDescriptor.findNamesakesFromTheSameModule(): Collection<CallableMemberDescriptor> {
val packageFqName = (containingDeclaration as? PackageFragmentDescriptor)?.fqName ?: return emptyList()
val myModule = moduleToCheck ?: module
val scope = myModule.getPackage(packageFqName).memberScope
@@ -156,7 +162,7 @@ class HeaderImplDeclarationChecker(val moduleToCheck: ModuleDescriptor? = null)
} // TODO: only obtain descriptors from our module to start with
}
fun ClassifierDescriptorWithTypeParameters.findClassifiersFromTheSameModule(): Collection<ClassifierDescriptorWithTypeParameters> {
private fun ClassifierDescriptorWithTypeParameters.findClassifiersFromTheSameModule(): Collection<ClassifierDescriptorWithTypeParameters> {
val myModule = moduleToCheck ?: module
val classId = classId ?: return emptyList()
@@ -50,14 +50,7 @@ fun ModuleDescriptor.hasDeclarationOf(descriptor: MemberDescriptor) = declaratio
private fun ModuleDescriptor.declarationOf(descriptor: MemberDescriptor): DeclarationDescriptor? =
with (HeaderImplDeclarationChecker(this)) {
when (descriptor) {
is CallableMemberDescriptor ->
descriptor.findNamesakesFromTheSameModule().filter { it.isHeader }.firstOrNull()
is ClassifierDescriptorWithTypeParameters ->
descriptor.findClassifiersFromTheSameModule().filter { it is ClassDescriptor && it.isHeader }.firstOrNull()
else ->
null
}
descriptor.findCompatibleDescriptors().firstOrNull { it.isHeader }
}
fun getHeaderDeclarationTooltip(declaration: KtDeclaration): String? {
@@ -87,4 +80,4 @@ internal fun KtDeclaration.liftToHeader(): KtDeclaration? {
hasModifier(KtTokens.IMPL_KEYWORD) -> headerDeclarationIfAny()
else -> null
}
}
}
@@ -33,11 +33,7 @@ fun ModuleDescriptor.hasImplementationsOf(descriptor: MemberDescriptor) =
private fun ModuleDescriptor.implementationsOf(descriptor: MemberDescriptor): List<DeclarationDescriptor> =
with (HeaderImplDeclarationChecker(this)) {
when (descriptor) {
is CallableMemberDescriptor -> descriptor.findNamesakesFromTheSameModule().filter { it.isImpl }
is ClassDescriptor -> descriptor.findClassifiersFromTheSameModule().filter { it.isImpl }
else -> emptyList()
}
descriptor.findCompatibleDescriptors().filter { it.isImpl }
}
fun getPlatformImplementationTooltip(declaration: KtDeclaration): String? {