Merge branch 'swift2'

Swift2/Log.swift

@@ -0,0 +1,70 @@
+//
+//  Log.swift
+//  Swift 2.3
+//
+//  Created by yangjehpark on 2017. 1. 18..
+//  Copyright © 2017 yangjehpark. All rights reserved.
+//
+
+import Foundation
+
+/// Basic log
+func log(message: String, file: String = #file, line: Int = #line, function: String = #function) {
+    if (Log.enable()) {
+        print("\(Log.time())✅(\(Log.fileName(file)):\(line))📝\(message)")
+    }
+}
+
+/// Log class
+struct Log {
+
+    private static func enable() -> Bool {
+        #if !RELEASE
+            return true
+        #else
+            return false
+        #endif
+    }
+
+    /// debug
+    static func d(message: String, file: String = #file, line: Int = #line, function: String = #function) {
+        if (Log.enable()) {
+            print("\(Log.time())🔬(\(Log.fileName(file)):\(line))📝\(message)")
+        }
+    }
+
+    /// info
+    static func i(message: String, file: String = #file, line: Int = #line, function: String = #function) {
+        if (Log.enable()) {
+            print("\(Log.time())ℹ️(\(Log.fileName(file)):\(line))📝\(message)")
+        }
+    }
+
+    /// warning
+    static func w(message: String, file: String = #file, line: Int = #line, function: String = #function) {
+        if (Log.enable()) {
+            print("\(Log.time())⚠️(\(Log.fileName(file)):\(line))📝\(message)")
+        }
+    }
+
+    /// error.
+    static func e(message: String, file: String = #file, line: Int = #line, function: String = #function) {
+        if (Log.enable()) {
+            print("\(Log.time())⛔️(\(Log.fileName(file)):\(line))📝\(message)")
+        }
+    }
+
+    /// Time stamp for Log
+    private static func time() -> String {
+        let dateFormatter: NSDateFormatter = NSDateFormatter()
+        dateFormatter.dateFormat = "HH:mm:ss:SSSS"
+        return "🕒"+dateFormatter.stringFromDate(NSDate())
+    }
+
+    /// Simplified file name
+    private static func fileName(file: String) -> String {
+        return (file as NSString).lastPathComponent.stringByReplacingOccurrencesOfString(".swift", withString: "", options: NSStringCompareOptions.LiteralSearch, range: nil)
+    }
+
+    // More emoticons list is here 👉 http://www.grumdrig.com/emoji-list/
+}