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[SymbolGraphGen] don't use null types when determining extension access level #61227

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Merged
merged 1 commit into from
Sep 21, 2022
Merged

[SymbolGraphGen] don't use null types when determining extension access level #61227

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8 changes: 5 additions & 3 deletions lib/SymbolGraphGen/Symbol.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -801,9 +801,11 @@ AccessLevel Symbol::getEffectiveAccessLevel(const ExtensionDecl *ED) {

AccessLevel maxInheritedAL = AccessLevel::Private;
for (auto Inherited : ED->getInherited()) {
if (const auto *Proto = dyn_cast_or_null<ProtocolDecl>(
Inherited.getType()->getAnyNominal())) {
maxInheritedAL = std::max(maxInheritedAL, Proto->getFormalAccess());
if (const auto Type = Inherited.getType()) {
if (const auto *Proto = dyn_cast_or_null<ProtocolDecl>(
Type->getAnyNominal())) {
maxInheritedAL = std::max(maxInheritedAL, Proto->getFormalAccess());
}
}
}

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13 changes: 13 additions & 0 deletions test/SourceKit/CursorInfo/cursor_symbol_graph_extensions.swift
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@@ -0,0 +1,13 @@
// RUN: %sourcekitd-test -req=cursor -pos=9:28 -req-opts=retrieve_symbol_graph=1 %s -- %s

extension ResourceRecordType {
public var debugDescription: String {
public struct HostRecord<IPType: IP> {
}
extension HostRecord: Hashable {
public struct StartOfAuthorityRecord {
public var a
}
}
}
}