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Merge pull request #7 from mattpolzin/openapikit-3
OpenAPIKit v3.0.0 transition
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| // | ||
| // AnyJSONCaseIterable.swift | ||
| // OpenAPI | ||
| // | ||
| // Created by Mathew Polzin on 6/22/19. | ||
| // | ||
|
|
||
| import Foundation | ||
| import OpenAPIKit30 | ||
|
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| public protocol AnyRawRepresentable { | ||
| /// The `RawValue` type of this type. | ||
| static var rawValueType: Any.Type { get } | ||
| } | ||
|
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| extension AnyRawRepresentable where Self: RawRepresentable { | ||
| /// The default `rawValueType` of a `RawRepresentable` is just the | ||
| /// type of `Self.RawValue`. | ||
| public static var rawValueType: Any.Type { return Self.RawValue.self } | ||
| } | ||
|
|
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| /// Anything conforming to `AnyJSONCaseIterable` can provide a | ||
| /// list of its possible values. | ||
| public protocol AnyJSONCaseIterable: AnyRawRepresentable { | ||
| static func allCases(using encoder: JSONEncoder) -> [AnyCodable] | ||
| } | ||
|
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| extension AnyJSONCaseIterable where Self: RawRepresentable { | ||
| /// The default `rawValueType` of a `RawRepresentable` is just the | ||
| /// type of `Self.RawValue`. | ||
| public static var rawValueType: Any.Type { return Self.RawValue.self } | ||
| } | ||
|
|
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| public extension AnyJSONCaseIterable { | ||
| /// Given an array of Codable values, retrieve an array of AnyCodables. | ||
| static func allCases<T: Encodable>(from input: [T], using encoder: JSONEncoder) throws -> [AnyCodable] { | ||
| return try OpenAPIReflection30.allCases(from: input, using: encoder) | ||
| } | ||
| } | ||
|
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| public extension AnyJSONCaseIterable where Self: CaseIterable, Self: Codable { | ||
| static func caseIterableOpenAPISchemaGuess(using encoder: JSONEncoder) throws -> JSONSchema { | ||
| guard let first = allCases.first else { | ||
| throw OpenAPI.EncodableError.exampleNotCodable | ||
| } | ||
| let itemSchema = try OpenAPIReflection30.nestedGenericOpenAPISchemaGuess(for: first, using: encoder) | ||
|
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| return itemSchema.with(allowedValues: allCases.map { AnyCodable($0) }) | ||
| } | ||
| } | ||
|
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| extension CaseIterable where Self: Encodable { | ||
| public static func allCases(using encoder: JSONEncoder) -> [AnyCodable] { | ||
| return (try? OpenAPIReflection30.allCases(from: Array(Self.allCases), using: encoder)) ?? [] | ||
| } | ||
| } | ||
|
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| fileprivate func allCases<T: Encodable>(from input: [T], using encoder: JSONEncoder) throws -> [AnyCodable] { | ||
| if let alreadyGoodToGo = input as? [AnyCodable] { | ||
| return alreadyGoodToGo | ||
| } | ||
|
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| // The following is messy, but it does get us the intended result: | ||
| // Given any array of things that can be encoded, we want | ||
| // to map to an array of AnyCodable so we can store later. We need to | ||
| // muck with JSONSerialization because something like an `enum` may | ||
| // very well be encoded as a string, and therefore representable | ||
| // by AnyCodable, but AnyCodable wants it to actually BE a String | ||
| // upon initialization. | ||
|
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| guard let arrayOfCodables = try JSONSerialization.jsonObject(with: encoder.encode(input), options: []) as? [Any] else { | ||
| throw OpenAPI.EncodableError.allCasesArrayNotCodable | ||
| } | ||
| return arrayOfCodables.map(AnyCodable.init) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| // | ||
| // Date+OpenAPI.swift | ||
| // OpenAPI | ||
| // | ||
| // Created by Mathew Polzin on 1/24/19. | ||
| // | ||
|
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| import Foundation | ||
| import OpenAPIKit30 | ||
|
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| extension Date: DateOpenAPISchemaType { | ||
| public static func dateOpenAPISchemaGuess(using encoder: JSONEncoder) -> JSONSchema? { | ||
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| switch encoder.dateEncodingStrategy { | ||
| case .deferredToDate, .custom: | ||
| // I don't know if we can say anything about this case without | ||
| // encoding the Date and looking at it, which is what `primitiveGuess()` | ||
| // does. | ||
| return nil | ||
|
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| case .secondsSince1970, | ||
| .millisecondsSince1970: | ||
| return .number(format: .double) | ||
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| case .iso8601: | ||
| return .string(format: .dateTime) | ||
|
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| case .formatted(let formatter): | ||
| let hasTime = formatter.timeStyle != .none | ||
| let format: JSONTypeFormat.StringFormat = hasTime ? .dateTime : .date | ||
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| return .string(format: format) | ||
|
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| @unknown default: | ||
| return nil | ||
| } | ||
| } | ||
| } | ||
|
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| extension Date: OpenAPIEncodedSchemaType { | ||
| public static func openAPISchema(using encoder: JSONEncoder) throws -> JSONSchema { | ||
| guard let dateSchema: JSONSchema = try openAPISchemaGuess(for: Date(), using: encoder) else { | ||
| throw OpenAPI.TypeError.unknownSchemaType(type(of: self)) | ||
| } | ||
|
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| return dateSchema | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,32 @@ | ||
| // | ||
| // OpenAPI+Errors.swift | ||
| // | ||
| // | ||
| // Created by Mathew Polzin on 4/21/20. | ||
| // | ||
|
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| import Foundation | ||
| import OpenAPIKit30 | ||
|
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| extension OpenAPI { | ||
| public enum TypeError: Swift.Error, CustomDebugStringConvertible { | ||
| case invalidSchema | ||
| case unknownSchemaType(Any.Type) | ||
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| public var debugDescription: String { | ||
| switch self { | ||
| case .invalidSchema: | ||
| return "Invalid Schema" | ||
| case .unknownSchemaType(let type): | ||
| return "Could not determine OpenAPI schema type of \(String(describing: type))" | ||
| } | ||
| } | ||
| } | ||
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| public enum EncodableError: Swift.Error, Equatable { | ||
| case allCasesArrayNotCodable | ||
| case exampleNotCodable | ||
| case primitiveGuessFailed | ||
| case exampleNotSupported(String) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| // | ||
| // Optional+ZipWith.swift | ||
| // OpenAPIKit | ||
| // | ||
| // Created by Mathew Polzin on 1/19/19. | ||
| // | ||
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| /// Zip two optionals together with the given operation performed on | ||
| /// the unwrapped contents. If either optional is nil, the zip | ||
| /// yields nil. | ||
| func zip<X, Y, Z>(_ left: X?, _ right: Y?, with fn: (X, Y) -> Z) -> Z? { | ||
| return left.flatMap { lft in right.map { rght in fn(lft, rght) }} | ||
| } |
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