fmsg: export logBaseError function

Signed-off-by: Ophestra <cat@gensokyo.uk>

error.go

@@ -44,13 +44,3 @@ func logWaitError(err error) {
 		}
 	}
 }
-
-func logBaseError(err error, message string) {
-	var e *fmsg.BaseError
-
-	if fmsg.AsBaseError(err, &e) {
-		log.Print(e.Message())
-	} else {
-		log.Println(message, err)
-	}
-}

internal/fmsg/errors.go

@@ -2,6 +2,7 @@ package fmsg
 
 import (
 	"fmt"
+	"log"
 	"reflect"
 )
 
@@ -70,3 +71,13 @@ func AsBaseError(err error, target **BaseError) bool {
 	*target = v.Convert(baseErrorType).Interface().(*BaseError)
 	return true
 }
+
+func PrintBaseError(err error, fallback string) {
+	var e *BaseError
+
+	if AsBaseError(err, &e) {
+		log.Print(e.Message())
+	} else {
+		log.Println(fallback, err)
+	}
+}

main.go

@@ -330,11 +330,11 @@ func runApp(config *fst.Config) {
 	if a, err := app.New(sys); err != nil {
 		log.Fatalf("cannot create app: %s", err)
 	} else if err = a.Seal(config); err != nil {
-		logBaseError(err, "cannot seal app:")
+		fmsg.PrintBaseError(err, "cannot seal app:")
 		internal.Exit(1)
 	} else if err = a.Run(ctx, rs); err != nil {
 		if !rs.Start {
-			logBaseError(err, "cannot start app:")
+			fmsg.PrintBaseError(err, "cannot start app:")
 		} else {
 			logWaitError(err)
 		}