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Swift AST: make Conformance hashable and rename var proto -> var protocol

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This commit is contained in:
Erik Eckstein
2025-04-17 12:35:02 +02:00
parent 1c9a7cd562
commit 75152f27be
2 changed files with 14 additions and 4 deletions
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12
SwiftCompilerSources/Sources/AST/Conformance.swift
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@@ -17,7 +17,7 @@ import ASTBridging
/// members to the type (or extension) members that provide the functionality for the concrete type.
///
/// TODO: Ideally, `Conformance` should be an enum
public struct Conformance: CustomStringConvertible, NoReflectionChildren {
public struct Conformance: CustomStringConvertible, Hashable, NoReflectionChildren {
public let bridged: BridgedConformance
public init(bridged: BridgedConformance) {
@@ -28,6 +28,14 @@ public struct Conformance: CustomStringConvertible, NoReflectionChildren {
return String(taking: bridged.getDebugDescription())
}
public func hash(into hasher: inout Hasher) {
hasher.combine(bridged.opaqueValue)
}
public static func ==(lhs: Conformance, rhs: Conformance) -> Bool {
lhs.bridged.opaqueValue == rhs.bridged.opaqueValue
}
public var isConcrete: Bool { bridged.isConcrete() }
public var isValid: Bool { bridged.isValid() }
@@ -37,7 +45,7 @@ public struct Conformance: CustomStringConvertible, NoReflectionChildren {
return Type(bridged: bridged.getType())
}
public var proto: ProtocolDecl {
public var `protocol`: ProtocolDecl {
return bridged.getRequirement().getAs(ProtocolDecl.self)
}
public var isSpecialized: Bool {

6
SwiftCompilerSources/Sources/Optimizer/Utilities/GenericSpecialization.swift
View File

@@ -145,8 +145,10 @@ func specializeWitnessTable(forConformance conformance: Conformance,
let substType = witness.subst(with: conformance.specializedSubstitutions)
return .associatedType(requirement: requirement, witness: substType)
case .associatedConformance(let requirement, let assocConf):
// FIXME: let concreteAssociateConf = assocConf.subst(with: conformance.specializedSubstitutions)
let concreteAssociateConf = conformance.getAssociatedConformance(ofAssociatedType: requirement.rawType, to: assocConf.proto)
// TODO: once we have the API, replace this with:
// let concreteAssociateConf = assocConf.subst(with: conformance.specializedSubstitutions)
let concreteAssociateConf = conformance.getAssociatedConformance(ofAssociatedType: requirement.rawType,
to: assocConf.protocol)
if concreteAssociateConf.isSpecialized {
specializeWitnessTable(forConformance: concreteAssociateConf,
errorLocation: errorLocation,