Making server action result types more consistent
diff --git a/_site/pagination/marker.go b/_site/pagination/marker.go
new file mode 100644
index 0000000..41b493a
--- /dev/null
+++ b/_site/pagination/marker.go
@@ -0,0 +1,34 @@
+package pagination
+
+// MarkerPage is a stricter Page interface that describes additional functionality required for use with NewMarkerPager.
+// For convenience, embed the MarkedPageBase struct.
+type MarkerPage interface {
+ Page
+
+ // LastMarker returns the last "marker" value on this page.
+ LastMarker() (string, error)
+}
+
+// MarkerPageBase is a page in a collection that's paginated by "limit" and "marker" query parameters.
+type MarkerPageBase struct {
+ LastHTTPResponse
+
+ // Owner is a reference to the embedding struct.
+ Owner MarkerPage
+}
+
+// NextPageURL generates the URL for the page of results after this one.
+func (current MarkerPageBase) NextPageURL() (string, error) {
+ currentURL := current.URL
+
+ mark, err := current.Owner.LastMarker()
+ if err != nil {
+ return "", err
+ }
+
+ q := currentURL.Query()
+ q.Set("marker", mark)
+ currentURL.RawQuery = q.Encode()
+
+ return currentURL.String(), nil
+}