Adds func to access logs with out removing them

Sources/TimeIt/TimeIt.swift

@@ -20,15 +20,29 @@ public class TimeIt {
         }
     }
 
+    public static func access(log: String, completion: @escaping ([String]) -> Void) {
+        queue.async {
+            if let logEntries = storage[log], let start = logEntries.first?.stamp {
+                let logDescriptions = describe(logEntries: logEntries, started: start, titled: log)
+                completion(logDescriptions)
+            }
+        }
+    }
+
     public static func complete(log: String, completion: @escaping ([String]) -> Void) {
         queue.async {
             if let logEntries = storage.removeValue(forKey: log), let start = logEntries.first?.stamp {
-                let logs = logEntries.map { logEntry -> String in
-                    let interval = String(format: "%.4f", logEntry.stamp.timeIntervalSince(start))
-                    return "[\(log)] \(formatter.string(from: logEntry.stamp)) \(interval)secs \(logEntry.entry)"
-                }
+                let logs = describe(logEntries: logEntries, started: start, titled: log)
                 completion(logs)
             }
         }
     }
+
+    private static func describe(logEntries: [LogEntry], started start: Date, titled title: String) -> [String] {
+        let logs = logEntries.map { logEntry -> String in
+            let interval = String(format: "%.4f", logEntry.stamp.timeIntervalSince(start))
+            return "[\(title)] \(formatter.string(from: logEntry.stamp)) \(interval)secs \(logEntry.entry)"
+        }
+        return logs
+    }
 }

Tests/TimeItTests/TimeItTests.swift

@@ -3,22 +3,47 @@ import TimeIt
 
 final class TimeItTests: XCTestCase {
 
-    func testTimeIt() {
+    static var allTests = [
+        ("testTimeItAccesses", testTimeItAccesses),
+        ("testTimeItCompletes", testTimeItCompletes),
+    ]
+
+    func testTimeItAccesses() {
         TimeIt.log("test", entry: "first")
         TimeIt.log("test", entry: "second")
 
         let e = expectation(description: "logs in correct order")
 
-        TimeIt.complete(log: "test") { logs in
+        TimeIt.access(log: "test") { logs in
             guard logs[0].contains("first") else { XCTFail("first log message not correct"); return }
             guard logs[1].contains("second") else { XCTFail("second log message not correct"); return }
-            e.fulfill()
         }
 
+        TimeIt.log("test", entry: "third")
+
+        TimeIt.access(log: "test") { logs in
+            guard logs[2].contains("third") else { XCTFail("third log message not correct"); return }
+            e.fulfill()
+        }
         waitForExpectations(timeout: 0.5)
     }
 
-    static var allTests = [
-        ("testExample", testTimeIt),
-    ]
+    func testTimeItCompletes() {
+        TimeIt.log("test", entry: "first")
+        TimeIt.log("test", entry: "second")
+
+        let e = expectation(description: "logs in correct order")
+
+        TimeIt.complete(log: "test") { logs in
+            guard logs[0].contains("first") else { XCTFail("first log message not correct"); return }
+            guard logs[1].contains("second") else { XCTFail("second log message not correct"); return }
+        }
+
+        TimeIt.log("test", entry: "second")
+
+        TimeIt.complete(log: "test") { logs in
+            guard logs[0].contains("third") else { e.fulfill(); return }
+        }
+        waitForExpectations(timeout: 0.5)
+    }
 }