use gowebdav api to check error code

internal/cmd/repocli/cli.go

@@ -15,6 +15,8 @@ import (
  "time"
  "unicode/utf8"
 
+ dav "github.com/studio-b12/gowebdav"
+
  log "github.com/Donders-Institute/tg-toolset-golang/pkg/logger"
  "github.com/spf13/cobra"
 
@@ -1372,20 +1374,12 @@ loop:
  }
 }
 
-// is404NotFountError checkes if the `err.Error()` contains a string `404 Not Found`.
-func is404NotFountError(err error) bool {
- if err == nil {
- return false
- }
- return strings.Contains(err.Error(), "404 Not Found")
-}
-
 // putRepoFile uploads a single local file to the repository.
 func putRepoFile(pfinfoLocal, pfinfoRepo pathFileInfo, showProgress bool) error {
 
  if !overwrite {
  // don't want existing files to be overwritten
- if _, err := cli.Stat(pfinfoRepo.path); !is404NotFountError(err) {
+ if _, err := cli.Stat(pfinfoRepo.path); !dav.IsErrNotFound(err) {
  log.Debugf("skip existing file %s\n", pfinfoRepo.path)
  return nil
  }