move the extension method into class so we can debug on variables.

Author: pingchen114

BuildTimeAnalyzer/LogProcessor.swift

@@ -18,30 +18,56 @@ protocol LogProcessorProtocol: class {
     func processingDidFinish()
 }
 
-extension LogProcessorProtocol {
+class LogProcessor: NSObject, LogProcessorProtocol {
+    
+    var rawMeasures: [String: RawMeasure] = [:]
+    var updateHandler: CMUpdateClosure?
+    var shouldCancel = false
+    var timer: Timer?
+    
+    func processingDidStart() {
+        DispatchQueue.main.async {
+            self.timer = Timer.scheduledTimer(timeInterval: 1.5, target: self, selector: #selector(self.timerCallback(_:)), userInfo: nil, repeats: true)
+        }
+    }
+    
+    func processingDidFinish() {
+        DispatchQueue.main.async {
+            self.timer?.invalidate()
+            self.timer = nil
+            let didCancel = self.shouldCancel
+            self.shouldCancel = false
+            self.updateResults(didComplete: true, didCancel: didCancel)
+        }
+    }
+    
+    @objc func timerCallback(_ timer: Timer) {
+        updateResults(didComplete: false, didCancel: false)
+    }
+
     func processDatabase(database: XcodeDatabase, updateHandler: CMUpdateClosure?) {
         guard let text = database.processLog() else {
             updateHandler?([], true, false)
             return
         }
-        
+
         self.updateHandler = updateHandler
-        DispatchQueue.global().async {
+        DispatchQueue.global(qos: .background).async {
             self.process(text: text)
         }
     }
-    
+
     // MARK: Private methods
-    
+
     private func process(text: String) {
-        let text = text as NSString
+        let text: NSString = text as NSString
         let characterSet = CharacterSet(charactersIn:"\r\"")
         var remainingRange = NSMakeRange(0, text.length)
 
         rawMeasures.removeAll()
-        
+
         processingDidStart()
-        
+
         while true {
             let nextRange = text.rangeOfCharacter(from: characterSet, options: .literal, range: remainingRange)
             guard nextRange.location != NSNotFound else { break }
@@ -53,7 +79,7 @@ extension LogProcessorProtocol {
             defer {
                 remainingRange = NSMakeRange(endIdx, remainingRange.upperBound - endIdx)
             }
-            
+
             let range = NSMakeRange(beginIdx, textCount)
             guard let match = regex.firstMatch(in: text as String, options: [], range: range) else { continue }
             let timeString = text.substring(with: NSMakeRange(beginIdx, match.range.length - 4))
@@ -70,7 +96,7 @@ extension LogProcessorProtocol {
         }
         processingDidFinish()
     }
-    
+
     fileprivate func updateResults(didComplete completed: Bool, didCancel: Bool) {
         DispatchQueue.global(qos: .userInteractive).async {
             let measures = self.rawMeasures.values
@@ -91,22 +117,22 @@ extension LogProcessorProtocol {
             }
         }
     }
-    
+
     private func processResult(_ unprocessedResult: [RawMeasure]) -> [CompileMeasure] {
         let characterSet = CharacterSet(charactersIn:"\r\"")
-        
+
         var result: [CompileMeasure] = []
         for entry in unprocessedResult {
             let code = entry.text.split(separator: "\t").map(String.init)
             let method = code.count >= 2 ? trimPrefixes(code[1]) : "-"
-            
+
             if let path = code.first?.trimmingCharacters(in: characterSet), let measure = CompileMeasure(time: entry.time, rawPath: path, code: method, references: entry.references) {
                 result.append(measure)
             }
         }
         return result
     }
-    
+
     private func trimPrefixes(_ code: String) -> String {
         var code = code
         ["@objc ", "final ", "@IBAction "].forEach { (prefix) in
@@ -117,31 +143,3 @@ extension LogProcessorProtocol {
         return code
     }
 }
-
-class LogProcessor: NSObject, LogProcessorProtocol {
-    
-    var rawMeasures: [String: RawMeasure] = [:]
-    var updateHandler: CMUpdateClosure?
-    var shouldCancel = false
-    var timer: Timer?
-    
-    func processingDidStart() {
-        DispatchQueue.main.async {
-            self.timer = Timer.scheduledTimer(timeInterval: 1.5, target: self, selector: #selector(self.timerCallback(_:)), userInfo: nil, repeats: true)
-        }
-    }
-    
-    func processingDidFinish() {
-        DispatchQueue.main.async {
-            self.timer?.invalidate()
-            self.timer = nil
-            let didCancel = self.shouldCancel
-            self.shouldCancel = false
-            self.updateResults(didComplete: true, didCancel: didCancel)
-        }
-    }
-    
-    @objc func timerCallback(_ timer: Timer) {
-        updateResults(didComplete: false, didCancel: false)
-    }
-}