PrettySwiftLogger

Crashlytics+LogRecorder.swift

import Crashlytics

extension Crashlytics: LogRecorder {
    func record(log: String, reason _: String? = nil) {
        CLSLogv("%@", getVaList([log]))
    }

    func record(errorString: String, reason: String? = nil) {
        recordCustomExceptionName(errorString, reason: reason, frameArray: [])
    }

    func record(error: Error, withAdditionalUserInfo info: [String: Any]? = nil) {
        recordError(error, withAdditionalUserInfo: info)
    }
}

LogRecorder.swift

import Foundation

protocol LogRecorder {
    func record(log: String, reason: String?)
    func record(errorString: String, reason: String?)
    func record(error: Error, withAdditionalUserInfo info: [String: Any]?)
}

PrettySwiftLogger.swift

import Crashlytics
import Foundation

final class PrettySwiftLogger {
    private var logLevel: LogLevel = .verbose
    static let shared = PrettySwiftLogger()

    static let dateFormat = "yyyy-MM-dd hh:mm:ssSSS"
    static var dateFormatter: DateFormatter {
        let formatter = DateFormatter()
        formatter.dateFormat = dateFormat
        formatter.locale = Locale.current
        formatter.timeZone = TimeZone.current
        return formatter
    }

    private var logRecorder: LogRecorder?

    private init() {}

    func printDebug(object: Any,
                    fileName: String,
                    line: Int,
                    column: Int,
                    functionName: String,
                    logHeader: String,
                    logLevel: LogLevel) {
        let logMessage = "[\(Date().asStringLog())] \(logHeader) [\(sourceFileName(filePath: fileName))]:\(line) \(column) \(functionName) 👉 \(object)"
        log(header: logHeader, message: logMessage, level: logLevel)
    }

    private func log(header: String, message: String, level: LogLevel) {
        guard shouldLogOnTerminalBy(level: level) else { return }
        print(message)

        guard let logRecorder = logRecorder else { return }
        if level.contains(.critical) || level.contains(.error) {
            logRecorder.record(errorString: message, reason: header)
        } else {
            logRecorder.record(log: message, reason: header)
        }
    }

    private func sourceFileName(filePath: String) -> String {
        let components = filePath.components(separatedBy: "/")
        return components.isEmpty ? "" : components.last!
    }

    func shouldLogOnTerminalBy(level: LogLevel) -> Bool {
        return logLevel.contains(level)
    }

    func update(logLevelTo level: LogLevel) {
        logLevel = level
    }

    func add(logRecorder recorder: LogRecorder) {
        logRecorder = recorder
    }

    func removeLogecorder() {
        logRecorder = nil
    }
}

private extension Date {
    func asStringLog() -> String {
        return PrettySwiftLogger.dateFormatter.string(from: self as Date)
    }
}

func debugPrintError(_ object: Any,
                     fileName: String = #file,
                     line: Int = #line,
                     column: Int = #column,
                     functionName: String = #function) {
    PrettySwiftLogger.shared.printDebug(object: object,
                                        fileName: fileName,
                                        line: line,
                                        column: column,
                                        functionName: functionName,
                                        logHeader: LogHeaders.errorEmoji,
                                        logLevel: .error)
}

func debugPrintDebug(_ object: Any,
                     fileName: String = #file,
                     line: Int = #line,
                     column: Int = #column,
                     functionName: String = #function) {
    PrettySwiftLogger.shared.printDebug(object: object,
                                        fileName: fileName,
                                        line: line,
                                        column: column,
                                        functionName: functionName,
                                        logHeader: LogHeaders.debugEmoji,
                                        logLevel: .debug)
}

func debugPrintInfo(_ object: Any,
                    fileName: String = #file,
                    line: Int = #line,
                    column: Int = #column,
                    functionName: String = #function) {
    PrettySwiftLogger.shared.printDebug(object: object,
                                        fileName: fileName,
                                        line: line,
                                        column: column,
                                        functionName: functionName,
                                        logHeader: LogHeaders.informationEmoji,
                                        logLevel: .information)
}

func debugPrintWarning(_ object: Any, fileName: String = #file,
                       line: Int = #line,
                       column: Int = #column,
                       functionName: String = #function) {
    PrettySwiftLogger.shared.printDebug(object: object,
                                        fileName: fileName,
                                        line: line,
                                        column: column,
                                        functionName: functionName,
                                        logHeader: LogHeaders.warningEmoji,
                                        logLevel: .waning)
}

func debugPrintCritical(_ object: Any, fileName: String = #file,
                        line: Int = #line,
                        column: Int = #column,
                        functionName: String = #function) {
    PrettySwiftLogger.shared.printDebug(object: object,
                                        fileName: fileName,
                                        line: line,
                                        column: column,
                                        functionName: functionName,
                                        logHeader: LogHeaders.criticalEmoji,
                                        logLevel: .critical)
}