Address some compiler warnings about retroactive protocol conformance

Author: mattpolzin

Sources/OpenAPIKit/AnyCodable+Validatable.swift

@@ -7,4 +7,4 @@
 
 import OpenAPIKitCore
 
-extension AnyCodable: Validatable {}
+extension AnyCodable: @retroactive Validatable {}

Sources/OpenAPIKit/Either/Either+Validatable.swift

@@ -7,4 +7,4 @@
 
 import OpenAPIKitCore
 
-extension Either: Validatable where A: Validatable, B: Validatable {}
+extension Either: @retroactive Validatable where A: Validatable, B: Validatable {}

Sources/OpenAPIKit/OrderedDictionary+Validatable.swift

@@ -7,4 +7,4 @@
 
 import OpenAPIKitCore
 
-extension OrderedDictionary: Validatable where Value: Validatable {}
+extension OrderedDictionary: @retroactive Validatable where Value: Validatable {}

Sources/OpenAPIKit/Parameter/ParameterSchemaContext.swift

@@ -220,4 +220,4 @@ extension OpenAPI.Parameter.SchemaContext {
     }
 }
 
-extension OpenAPI.Parameter.SchemaContext.Style: Validatable {}
+extension OpenAPI.Parameter.SchemaContext.Style: @retroactive Validatable {}

Sources/OpenAPIKit/Path Item/PathItem.swift

@@ -236,24 +236,6 @@ extension OpenAPI.PathItem : OpenAPISummarizable {
 
 // MARK: - Codable
 
-extension OpenAPI.Path: Encodable {
-    public func encode(to encoder: Encoder) throws {
-        var container = encoder.singleValueContainer()
-
-        try container.encode(rawValue)
-    }
-}
-
-extension OpenAPI.Path: Decodable {
-    public init(from decoder: Decoder) throws {
-        let container = try decoder.singleValueContainer()
-
-        let rawValue = try container.decode(String.self)
-
-        self.init(rawValue: rawValue)
-    }
-}
-
 extension OpenAPI.PathItem: Encodable {
     public func encode(to encoder: Encoder) throws {
         var container = encoder.container(keyedBy: CodingKeys.self)

Sources/OpenAPIKit/Response/Response.swift

@@ -199,30 +199,4 @@ extension OpenAPI.Response: Decodable {
     }
 }
 
-extension OpenAPI.Response.StatusCode: Encodable {
-    public func encode(to encoder: Encoder) throws {
-        var container = encoder.singleValueContainer()
-
-        try container.encode(self.rawValue)
-    }
-}
-
-extension OpenAPI.Response.StatusCode: Decodable {
-    public init(from decoder: Decoder) throws {
-        let container = try decoder.singleValueContainer()
-        let strVal = try container.decode(String.self)
-        let val = OpenAPI.Response.StatusCode(rawValue: strVal)
-
-        guard let value = val else {
-            throw InconsistencyError(
-                subjectName: "status code",
-                details: "Expected the status code to be either an Int, a range like '1XX', or 'default' but found \(strVal) instead",
-                codingPath: decoder.codingPath
-            )
-        }
-
-        self = value
-    }
-}
-
 extension OpenAPI.Response: Validatable {}

Sources/OpenAPIKit/URLTemplate+Validatable.swift

@@ -7,4 +7,4 @@
 
 import OpenAPIKitCore
 
-extension URLTemplate: Validatable {}
+extension URLTemplate: @retroactive Validatable {}

Sources/OpenAPIKit30/Parameter/ParameterSchemaContext.swift

@@ -221,4 +221,4 @@ extension OpenAPI.Parameter.SchemaContext {
     }
 }
 
-extension OpenAPI.Parameter.SchemaContext.Style: Validatable {}
+extension OpenAPI.Parameter.SchemaContext.Style: @retroactive Validatable {}

Sources/OpenAPIKit30/Path Item/PathItem.swift

@@ -218,24 +218,6 @@ extension OpenAPI.PathItem {
 
 // MARK: - Codable
 
-extension OpenAPI.Path: Encodable {
-    public func encode(to encoder: Encoder) throws {
-        var container = encoder.singleValueContainer()
-
-        try container.encode(rawValue)
-    }
-}
-
-extension OpenAPI.Path: Decodable {
-    public init(from decoder: Decoder) throws {
-        let container = try decoder.singleValueContainer()
-
-        let rawValue = try container.decode(String.self)
-
-        self.init(rawValue: rawValue)
-    }
-}
-
 extension OpenAPI.PathItem: Encodable {
     public func encode(to encoder: Encoder) throws {
         var container = encoder.container(keyedBy: CodingKeys.self)

Sources/OpenAPIKit30/Response/Response.swift

@@ -189,30 +189,4 @@ extension OpenAPI.Response: Decodable {
     }
 }
 
-extension OpenAPI.Response.StatusCode: Encodable {
-    public func encode(to encoder: Encoder) throws {
-        var container = encoder.singleValueContainer()
-
-        try container.encode(self.rawValue)
-    }
-}
-
-extension OpenAPI.Response.StatusCode: Decodable {
-    public init(from decoder: Decoder) throws {
-        let container = try decoder.singleValueContainer()
-        let strVal = try container.decode(String.self)
-        let val = OpenAPI.Response.StatusCode(rawValue: strVal)
-
-        guard let value = val else {
-            throw InconsistencyError(
-                subjectName: "status code",
-                details: "Expected the status code to be either an Int, a range like '1XX', or 'default' but found \(strVal) instead",
-                codingPath: decoder.codingPath
-            )
-        }
-
-        self = value
-    }
-}
-
 extension OpenAPI.Response: Validatable {}