Remove workaround for unsupported Swift versions causing performance …

…issues
peripheryapp · Aug 20, 2024 · 74bdd84 · 74bdd84
1 parent a04e290
commit 74bdd84
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Showing 2 changed files with 0 additions and 19 deletions.
diff --git a/Sources/SourceGraph/Mutators/ExtensionReferenceBuilder.swift b/Sources/SourceGraph/Mutators/ExtensionReferenceBuilder.swift
@@ -23,12 +23,9 @@ final class ExtensionReferenceBuilder: SourceGraphMutator {
             guard let extendedDeclaration = graph.explicitDeclaration(withUsr: extendedTypeReference.usr) else {
                 // This is an extension on an external type and cannot be folded.
                 graph.markRetained(extensionDeclaration)
-                referenceExtendedTypeAliases(of: extendedTypeReference, from: extensionDeclaration)
                 continue
             }
 
-            referenceExtendedTypeAliases(of: extendedTypeReference, from: extendedDeclaration)
-
             // Don't fold protocol extensions as they must be treated differently.
             guard kind != .extensionProtocol else { continue }
 
@@ -48,19 +45,4 @@ final class ExtensionReferenceBuilder: SourceGraphMutator {
             graph.remove(extensionDeclaration)
         }
     }
-
-    private func referenceExtendedTypeAliases(of extendedTypeReference: Reference, from extensionDeclaration: Declaration) {
-        // Extensions on type aliases reference the existing type, not the alias.
-        // We need to find the typealias and build a reference to it.
-        let extendedTypeReferences = graph.allReferencesByUsr[extendedTypeReference.usr, default: []]
-
-        for reference in extendedTypeReferences {
-            guard let aliasDecl = reference.parent, aliasDecl.kind == .typealias else { continue }
-            for usr in aliasDecl.usrs {
-                let aliasReference = Reference(kind: .typealias, usr: usr, location: extensionDeclaration.location)
-                aliasReference.name = aliasDecl.name
-                graph.add(aliasReference, from: extensionDeclaration)
-            }
-        }
-    }
 }
diff --git a/Sources/Indexer/SourceGraphDebugger.swift → ...ces/SourceGraph/SourceGraphDebugger.swift b/Sources/Indexer/SourceGraphDebugger.swift → ...ces/SourceGraph/SourceGraphDebugger.swift
@@ -1,7 +1,6 @@
 // periphery:ignore:all
 
 import Foundation
-import SourceGraph
 
 final class SourceGraphDebugger {
     private let graph: SourceGraph