A simple struct for printing logs in a more "Android" way. Print time, file, line and function name, plus desired message.

Log.swift

/**
 * Log.swift
 * Copyright (c) 2020 Daniel San <[email protected]>
 * Created by Daniel San on 17/01/2020.
 */

import Foundation

struct Log {

    private init() { /* No instance */ }

    public static func a(_ message: String, file: String = #file, function: String = #function, line: Int = #line, column: Int = #column) {
        printLog(message: message, logLevel: "💙 A", file: file, function: function, line: line, column: column)
    }

    public static func e(_ message: String, file: String = #file, function: String = #function, line: Int = #line, column: Int = #column) {
        printLog(message: message, logLevel: "❤️ E", file: file, function: function, line: line, column: column)
    }

    public static func w(_ message: String, file: String = #file, function: String = #function, line: Int = #line, column: Int = #column) {
        printLog(message: message, logLevel: "💛 W", file: file, function: function, line: line, column: column)
    }

    public static func i(_ message: String, file: String = #file, function: String = #function, line: Int = #line, column: Int = #column) {
        printLog(message: message, logLevel: "💙 I", file: file, function: function, line: line, column: column)
    }

    public static func d(_ message: String, file: String = #file, function: String = #function, line: Int = #line, column: Int = #column) {
        printLog(message: message, logLevel: "💚 D", file: file, function: function, line: line, column: column)
    }

    public static func v(_ message: String, file: String = #file, function: String = #function, line: Int = #line, column: Int = #column) {
        printLog(message: message, logLevel: "💜 V", file: file, function: function, line: line, column: column)
    }

    public static func wtf(_ message: String, file: String = #file, function: String = #function, line: Int = #line, column: Int = #column) {
        printLog(message: message, logLevel: "💔 WTF", file: file, function: function, line: line, column: column)
    }

    private static func printLog(message: String, logLevel: String, file: String, function: String, line: Int, column: Int) {
        let dateFormatter = DateFormatter()
        dateFormatter.dateFormat = "yyyy-MM-dd HH:mm:ss.SSS"
        print("\(dateFormatter.string(from: Date()))/\(logLevel)/\(formatFile(file)):\(line)#\(function): \(message)")
    }

    private static func formatFile(_ file: String) -> String {
        let startIndex = file.index(after: file.lastIndex(of: "/")!)
        let endIndex = file.lastIndex(of: ".")!
        return String(file[startIndex..<endIndex])
    }

}