From 6a7cf593bf4b35e4557290541b7982b8ab56d621 Mon Sep 17 00:00:00 2001
From: Eric Bariaux <375613+ebariaux@users.noreply.github.com>
Date: Thu, 18 Sep 2025 07:20:19 +0200
Subject: [PATCH 1/3] Codable not available right-now in Embedded mode

---
 Sources/ComplexModule/Complex+Codable.swift | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Sources/ComplexModule/Complex+Codable.swift b/Sources/ComplexModule/Complex+Codable.swift
index f7f094f7..8d86d36b 100644
--- a/Sources/ComplexModule/Complex+Codable.swift
+++ b/Sources/ComplexModule/Complex+Codable.swift
@@ -12,6 +12,7 @@
 import RealModule
 
 // FloatingPoint does not refine Codable, so this is a conditional conformance.
+@_unavailableInEmbedded
 extension Complex: Decodable where RealType: Decodable {
   public init(from decoder: Decoder) throws {
     var unkeyedContainer = try decoder.unkeyedContainer()
@@ -21,6 +22,7 @@ extension Complex: Decodable where RealType: Decodable {
   }
 }
 
+@_unavailableInEmbedded
 extension Complex: Encodable where RealType: Encodable {
   public func encode(to encoder: Encoder) throws {
     var unkeyedContainer = encoder.unkeyedContainer()

From d46e20b4c551db3ea708b2358967bede1a4dbf0d Mon Sep 17 00:00:00 2001
From: Eric Bariaux <375613+ebariaux@users.noreply.github.com>
Date: Thu, 18 Sep 2025 07:21:15 +0200
Subject: [PATCH 2/3] String(reflecting:) not available in Embedded mode. And
 Real does not conform to CustomDebugStringConvertible, so can't access
 debugDescription property directly on x and y

---
 Sources/ComplexModule/Complex+StringConvertible.swift | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Sources/ComplexModule/Complex+StringConvertible.swift b/Sources/ComplexModule/Complex+StringConvertible.swift
index 85e7f781..778bc497 100644
--- a/Sources/ComplexModule/Complex+StringConvertible.swift
+++ b/Sources/ComplexModule/Complex+StringConvertible.swift
@@ -16,6 +16,7 @@ extension Complex: CustomStringConvertible {
   }
 }
 
+@_unavailableInEmbedded
 extension Complex: CustomDebugStringConvertible {
   public var debugDescription: String {
     "Complex<\(RealType.self)>(\(String(reflecting: x)), \(String(reflecting: y)))"

From 894008997c927f8ea64e7d1ee45c1cc4804e0de0 Mon Sep 17 00:00:00 2001
From: Eric Bariaux <375613+ebariaux@users.noreply.github.com>
Date: Thu, 25 Sep 2025 12:41:14 +0200
Subject: [PATCH 3/3] Ensure compatibility with Swift versions below 6

---
 Sources/ComplexModule/Complex+Codable.swift           | 4 ++++
 Sources/ComplexModule/Complex+StringConvertible.swift | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/Sources/ComplexModule/Complex+Codable.swift b/Sources/ComplexModule/Complex+Codable.swift
index 8d86d36b..c233cb7c 100644
--- a/Sources/ComplexModule/Complex+Codable.swift
+++ b/Sources/ComplexModule/Complex+Codable.swift
@@ -12,7 +12,9 @@
 import RealModule
 
 // FloatingPoint does not refine Codable, so this is a conditional conformance.
+#if compiler(>=6.0)
 @_unavailableInEmbedded
+#endif
 extension Complex: Decodable where RealType: Decodable {
   public init(from decoder: Decoder) throws {
     var unkeyedContainer = try decoder.unkeyedContainer()
@@ -22,7 +24,9 @@ extension Complex: Decodable where RealType: Decodable {
   }
 }
 
+#if compiler(>=6.0)
 @_unavailableInEmbedded
+#endif
 extension Complex: Encodable where RealType: Encodable {
   public func encode(to encoder: Encoder) throws {
     var unkeyedContainer = encoder.unkeyedContainer()
diff --git a/Sources/ComplexModule/Complex+StringConvertible.swift b/Sources/ComplexModule/Complex+StringConvertible.swift
index 778bc497..1c88b5b3 100644
--- a/Sources/ComplexModule/Complex+StringConvertible.swift
+++ b/Sources/ComplexModule/Complex+StringConvertible.swift
@@ -16,7 +16,9 @@ extension Complex: CustomStringConvertible {
   }
 }
 
+#if compiler(>=6.0)
 @_unavailableInEmbedded
+#endif
 extension Complex: CustomDebugStringConvertible {
   public var debugDescription: String {
     "Complex<\(RealType.self)>(\(String(reflecting: x)), \(String(reflecting: y)))"