increased readability

copy.go

@@ -18,6 +18,7 @@ var buf []byte = make([]byte, buffersize)
  */
 func copyLoop() {
 	var i int = 0
+
 	for !done {
 		filesLock.Lock()
 		if len(folders) > 0 {
@@ -209,6 +210,7 @@ func copyFile(source *os.File, dest *os.File, progressStorage *uint64) error {
 		if err != nil && !errors.Is(err, io.EOF) {
 			errCopying(source.Name(), dest.Name(), err)
 		}
+
 		if readAmount == 0 {
 			// when the file is fully read
 			break

delete.go

@@ -4,12 +4,13 @@ import "os"
 
 // syncdel deletes a list of files synchronously.
 func syncdel(files *[]string) {
-	var path string
 	var err error
-	for _, path = range *files {
+
+	for _, path := range *files {
 		currentTaskType = 4
 		currentFile = path
 		err = os.RemoveAll(path)
+
 		if err != nil {
 			errDeletingFile(path, err)
 		}

flags.go

@@ -48,8 +48,10 @@ var doReflinks uint8 = 0
 var progressLSColors bool = false
 
 func parseKeyValue(key string, value string) {
+	// Trim away spaces and tabs:
 	key = strings.ToLower(strings.Trim(key, " \t'\""))
 	value = strings.ToLower(strings.Trim(value, " \t'\""))
+
 	switch key {
 	case "verbose":
 		if configInterpretBoolean(value) {
@@ -100,24 +102,25 @@ func parseKeyValue(key string, value string) {
 			doReflinks = 2
 		}
 	case "buffersize":
-		var val int
-		var err error
-		val, err = strconv.Atoi(value)
+		val, err := strconv.Atoi(value)
 		if err == nil {
 			buffersize = uint(val)
 			buf = make([]byte, buffersize)
+		} else {
+			warnConfig(errors.New("bad value for buffersize: " + value))
 		}
 	default:
 		warnBadConfigKey(key)
 	}
 }
 
 func parseOption(line string) {
-	var kv []string = strings.Split(line, "=")
+	kv := strings.Split(line, "=")
 	if len(kv) != 2 {
 		warnConfig(errors.New("missing '=' or too many '=' : " + line))
 		return
 	}
+
 	parseKeyValue(kv[0], kv[1])
 }
 
@@ -126,6 +129,7 @@ func parseFlag(prefix string, flag string) {
 		parseOption(flag)
 		return
 	}
+
 	switch flag {
 	case "h", "help":
 		printHelp()
@@ -135,6 +139,7 @@ func parseFlag(prefix string, flag string) {
 		os.Exit(0)
 	case "V", "verbose":
 		verbose = VerbInfo
+
 		verbVerboseEnabled()
 	case "q", "quiet":
 		verbose = VerbQuiet