loudmouth

import Foundation

// Inspired by https://gist.github.com/mbuchetics/c9bc6c22033014aa0c550d3b4324411a

struct JSONCodingKeys: CodingKey {
    var stringValue: String

    init?(stringValue: String) {
        self.stringValue = stringValue
    }

rnapier

import Foundation

@dynamicMemberLookup
enum JSON: Codable, CustomStringConvertible {
    var description: String {
        switch self {
        case .string(let string): return "\"\(string)\""
        case .number(let double):
            if let int = Int(exactly: double) {
                return "\(int)"

mbuchetics

struct User: Codable {
    var name: String
    var email: String
    var id: String
    var metadata: [String: MetadataType]

    enum CodingKeys: String, CodingKey {
        case name, email, id, metadata
    }
}

mbuchetics

enum JSON: Decodable {
    case bool(Bool)
    case double(Double)
    case string(String)
    indirect case array([JSON])
    indirect case dictionary([String: JSON])

    init(from decoder: Decoder) throws {
        if let container = try? decoder.container(keyedBy: JSONCodingKeys.self) {
            self = JSON(from: container)