Added a couple of new datatypes for typesafe interactions with JSON d…

…ata.

Sources/CleverBird/datatypes/JSONType.swift

@@ -0,0 +1,11 @@
+//  Created by B.T. Franklin on 6/15/23
+
+public enum JSONType: String, Codable {
+    case null
+    case string
+    case boolean
+    case number
+    case integer
+    case object
+    case array
+}

Sources/CleverBird/datatypes/JSONValue.swift

@@ -0,0 +1,52 @@
+//  Created by B.T. Franklin on 6/15/23
+
+public enum JSONValue: Codable {
+    case null
+    case string(String)
+    case boolean(Bool)
+    case number(Double)
+    case integer(Int)
+    case object([String: JSONValue])
+    case array([JSONValue])
+
+    public init(from decoder: Decoder) throws {
+        let container = try decoder.singleValueContainer()
+        if let x = try? container.decode(String.self) {
+            self = .string(x)
+        } else if let x = try? container.decode(Bool.self) {
+            self = .boolean(x)
+        } else if let x = try? container.decode(Double.self) {
+            self = .number(x)
+        } else if let x = try? container.decode(Int.self) {
+            self = .integer(x)
+        } else if let x = try? container.decode([String: JSONValue].self) {
+            self = .object(x)
+        } else if let x = try? container.decode([JSONValue].self) {
+            self = .array(x)
+        } else if container.decodeNil() {
+            self = .null
+        } else {
+            throw DecodingError.dataCorruptedError(in: container, debugDescription: "Wrong type for JSONValue")
+        }
+    }
+
+    public func encode(to encoder: Encoder) throws {
+        var container = encoder.singleValueContainer()
+        switch self {
+        case .string(let x):
+            try container.encode(x)
+        case .boolean(let x):
+            try container.encode(x)
+        case .number(let x):
+            try container.encode(x)
+        case .integer(let x):
+            try container.encode(x)
+        case .object(let x):
+            try container.encode(x)
+        case .array(let x):
+            try container.encode(x)
+        case .null:
+            try container.encodeNil()
+        }
+    }
+}