Caps-Server/Sources/App/Log.swift
2020-05-22 21:24:12 +02:00

43 lines
999 B
Swift

//
// Log.swift
// App
//
// Created by Christoph on 05.05.20.
//
import Foundation
private let df: DateFormatter = {
let df = DateFormatter()
df.dateStyle = .short
df.timeStyle = .short
return df
}()
func log(_ message: String, file: String = #file, line: Int = #line) {
let date = df.string(from: Date())
let m = "[\(date)][\(file.components(separatedBy: "/").last ?? file):\(line)] \(message)"
print(m)
Log.write("\n" + m)
}
enum Log {
static func set(logFile: String) throws {
let url = URL(fileURLWithPath: logFile)
if !FileManager.default.fileExists(atPath: logFile) {
try "Log started".write(to: url, atomically: false, encoding: .utf8)
}
file = FileHandle(forWritingAtPath: logFile)
}
static func write(_ message: String) {
guard let f = file else {
return
}
f.write(message.data(using: .utf8)!)
}
private static var file: FileHandle?
}