Move ParsedRequest{} to gor/utils sub-package

This de-dupes the type definition used in both `listener` and `replay`.

listener/listener.go

@@ -15,12 +15,9 @@ import (
 	"os"
 	"strconv"
 	"time"
-)
 
-type ParsedRequest struct {
-	Timestamp int64
-	Request   []byte
-}
+	"github.com/buger/gor/utils"
+)
 
 // Debug enables logging only if "--verbose" flag passed
 func Debug(v ...interface{}) {
@@ -97,7 +94,7 @@ func Run() {
 
 		if Settings.FileToReplayPath != "" {
 			go func() {
-				message := ParsedRequest{time.Now().UnixNano(), m.Bytes()}
+				message := utils.ParsedRequest{time.Now().UnixNano(), m.Bytes()}
 				fileEnc.Encode(message)
 			}()
 		} else {

replay/replay_file_parser.go

@@ -7,19 +7,10 @@ import (
 	"io/ioutil"
 	"log"
 
-	"fmt"
+	"github.com/buger/gor/utils"
 )
 
-type ParsedRequest struct {
-	Timestamp int64
-	Request   []byte
-}
-
-func (self ParsedRequest) String() string {
-	return fmt.Sprintf("Request: %v, timestamp: %v", string(self.Request), self.Timestamp)
-}
-
-func parseReplayFile() (requests []ParsedRequest, err error) {
+func parseReplayFile() (requests []utils.ParsedRequest, err error) {
 	requests, err = readLines(Settings.FileToReplayPath)
 
 	if err != nil {
@@ -31,7 +22,7 @@ func parseReplayFile() (requests []ParsedRequest, err error) {
 
 // readLines reads a whole file into memory
 // and returns a slice of request+timestamps.
-func readLines(path string) (requests []ParsedRequest, err error) {
+func readLines(path string) (requests []utils.ParsedRequest, err error) {
 	file, err := ioutil.ReadFile(path)
 
 	if err != nil {
@@ -42,7 +33,7 @@ func readLines(path string) (requests []ParsedRequest, err error) {
 	fileDec := gob.NewDecoder(fileBuf)
 
 	for err == nil {
-		var reqBuf ParsedRequest
+		var reqBuf utils.ParsedRequest
 		err = fileDec.Decode(&reqBuf)
 
 		if err == io.EOF {

utils/utils.go

@@ -0,0 +1,14 @@
+package utils
+
+import (
+	"fmt"
+)
+
+type ParsedRequest struct {
+	Timestamp int64
+	Request   []byte
+}
+
+func (self ParsedRequest) String() string {
+	return fmt.Sprintf("Request: %v, timestamp: %v", string(self.Request), self.Timestamp)
+}