138 lines
4.4 KiB
Swift
138 lines
4.4 KiB
Swift
//
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// SwiftGen
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// Copyright © 2022 SwiftGen
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// MIT Licence
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//
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// Original credits to Ian Keen (https://gist.github.com/IanKeen/df3bed29e2613ead94aa3b16967b9d14)
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import Foundation
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// swiftlint:disable cyclomatic_complexity
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public struct AnyCodable: Codable {
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public let value: Any?
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public init(_ value: Any?) {
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self.value = value
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}
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public init(from decoder: Decoder) throws {
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let container = try decoder.singleValueContainer()
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if container.decodeNil() {
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self.value = nil
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} else if let value = try? container.decode([String: AnyCodable].self) {
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self.value = value.compactMapValues({ $0.value })
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} else if let value = try? container.decode([AnyCodable].self) {
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self.value = value.compactMap({ $0.value })
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} else if let value = try? container.decode(Bool.self) {
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self.value = value
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} else if let value = try? container.decode(String.self) {
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self.value = value
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} else if let value = try? container.decode(Date.self) {
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self.value = value
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} else if let value = try? container.decode(Int.self) {
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self.value = value
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} else if let value = try? container.decode(Int8.self) {
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self.value = value
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} else if let value = try? container.decode(Int16.self) {
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self.value = value
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} else if let value = try? container.decode(Int32.self) {
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self.value = value
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} else if let value = try? container.decode(Int64.self) {
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self.value = value
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} else if let value = try? container.decode(UInt.self) {
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self.value = value
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} else if let value = try? container.decode(UInt8.self) {
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self.value = value
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} else if let value = try? container.decode(UInt16.self) {
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self.value = value
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} else if let value = try? container.decode(UInt32.self) {
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self.value = value
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} else if let value = try? container.decode(UInt64.self) {
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self.value = value
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} else if let value = try? container.decode(Double.self) {
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self.value = value
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} else if let value = try? container.decode(Float.self) {
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self.value = value
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} else {
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throw DecodingError.dataCorruptedError(
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in: container,
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debugDescription: "Unable to decode value"
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)
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}
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}
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public func encode(to encoder: Encoder) throws {
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var container = encoder.singleValueContainer()
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switch value {
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case nil:
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try container.encodeNil()
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case let value as [String: AnyCodable]:
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try container.encode(value)
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case let value as [String: Any]:
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try container.encode(value.mapValues(Self.init))
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case let value as [AnyCodable]:
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try container.encode(value)
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case let value as [Any]:
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try container.encode(value.map(Self.init))
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case let value as Bool:
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try container.encode(value)
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case let value as String:
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try container.encode(value)
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case let value as Date:
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try container.encode(value)
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case let value as Int:
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try container.encode(value)
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case let value as Int8:
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try container.encode(value)
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case let value as Int16:
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try container.encode(value)
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case let value as Int32:
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try container.encode(value)
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case let value as Int64:
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try container.encode(value)
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case let value as UInt:
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try container.encode(value)
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case let value as UInt8:
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try container.encode(value)
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case let value as UInt16:
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try container.encode(value)
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case let value as UInt32:
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try container.encode(value)
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case let value as UInt64:
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try container.encode(value)
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case let value as Double:
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try container.encode(value)
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case let value as Float:
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try container.encode(value)
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default:
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throw EncodingError.invalidValue(
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value ?? "<nil>",
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.init(codingPath: container.codingPath, debugDescription: "Unable to encode value")
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)
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}
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}
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}
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// swiftlint:enable cyclomatic_complexity
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extension KeyedDecodingContainer {
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public func decode(_ type: [String: Any].Type, forKey key: K) throws -> [String: Any] {
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let anyCodable = try decode(AnyCodable.self, forKey: key)
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guard let value = anyCodable.value as? [String: Any] else {
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let type = Swift.type(of: anyCodable.value)
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throw DecodingError.typeMismatch(
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type,
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.init(codingPath: self.codingPath, debugDescription: "Expected [String: Any], found \(type)")
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)
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}
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return value
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}
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}
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extension KeyedEncodingContainer {
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public mutating func encode(_ value: [String: Any], forKey key: K) throws {
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try encode(AnyCodable(value), forKey: key)
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}
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}
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