Make 'read a string' code understand float64 (json) and int (yaml) as well as actual...

diff --git a/hugolib/metadata.go b/hugolib/metadata.go
index 6d4a19c1e0104715c94fc0e94481431b5bd3e6fd..38126ad9398338205d5336c4cb8c0b30aa243275 100644 (file)
--- a/hugolib/metadata.go
+++ b/hugolib/metadata.go
@@ -149,8 +149,12 @@ func interfaceToString(i interface{}) string {
        switch s := i.(type) {
        case string:
                return s
+       case float64:
+               return strconv.FormatFloat(i.(float64), 'f', -1, 64)
+       case int:
+               return strconv.FormatInt(int64(i.(int)), 10)
        default:
-               errorf("Only Strings are supported for this key")
+               errorf(fmt.Sprintf("Only Strings are supported for this key (got type '%T'): %s", s, s))
        }
 
        return ""