Swift: JSON helpers

JSON.swift

import Foundation

class JSON {
	static func encodeData<T>(_ from: T, format: JSONEncoder.OutputFormatting = .sortedKeys) -> Data? where T: Encodable {
		let encoder = JSONEncoder()
		encoder.outputFormatting = format
		do {
			return try encoder.encode(from)
		} catch {
			print(error)
			return nil
		}
	}

	static func encodeString<T>(_ from: T, format: JSONEncoder.OutputFormatting = .sortedKeys) -> String? where T: Encodable {
		if let data = encodeData(from, format: format), let text = String(data: data, encoding: .utf8) {
			return text
		}
		return nil
	}

	static func decodeData<T>(_ data: Data, to: T.Type) -> T? where T: Decodable {
		do {
			let decoder = JSONDecoder()
			return try decoder.decode(to, from: data)
		} catch {
			print(error)
			return nil
		}
	}

	static func decodeString<T>(_ text: String, to: T.Type) -> T? where T: Decodable {
		if let data = text.data(using: .utf8) {
			return decodeData(data, to: to)
		}
		return nil
	}
}