fix(api status, body, get): fsi=true endpoints should not care if the…

…re is no history

the only time we need to catch the `no history` error, is when we are asking to get the history

api/datasets.go

@@ -620,10 +620,6 @@ func (h DatasetHandlers) bodyHandler(w http.ResponseWriter, r *http.Request) {
 
 	result := &lib.GetResult{}
 	err = h.Get(p, result)
-	if err == repo.ErrNoHistory {
-		NoHistoryErrResponse(w)
-		return
-	}
 	if err != nil {
 		util.WriteErrResponse(w, http.StatusInternalServerError, err)
 		return

base/ref.go

@@ -36,7 +36,7 @@ func ToDatasetRef(path string, r repo.Repo, allowFSI bool) (*repo.DatasetRef, er
 	}
 	err = repo.CanonicalizeDatasetRef(r, &ref)
 	if err == repo.ErrNoHistory && !allowFSI {
-		return nil, err
+		return &ref, err
 	}
 	return &ref, nil
 }

fsi/status.go

@@ -74,7 +74,7 @@ func (si statusItems) Less(i, j int) bool {
 // AliasStatus returns the status for a given dataset alias
 func (fsi *FSI) AliasStatus(alias string) (changes []StatusItem, err error) {
 	ref, err := fsi.getRepoRef(alias)
-	if err != nil {
+	if err != nil && err != repo.ErrNoHistory {
 		return nil, err
 	}
 

lib/datasets.go

@@ -106,7 +106,7 @@ func (r *DatasetRequests) Get(p *GetParams, res *GetResult) (err error) {
 	}
 
 	ref, err := base.ToDatasetRef(p.Path, r.node.Repo, p.UseFSI)
-	if err != nil {
+	if err != nil && err != repo.ErrNoHistory {
 		return err
 	}