1 files changed, 10 insertions, 2 deletions
diff --git a/page/pagelist.go b/page/pagelist.go
index f2140f9..298acf9 100644
--- a/page/pagelist.go
+++ b/page/pagelist.go
@@ -5,15 +5,16 @@ import (
 )
 
 // PageList is a slice of pages, providing a couple of methods to sort
-// by the date, or date reversed
+// by the date, or date reversed.
 type PageList []*Page
 
 // RemoveDateless returns two PageLists, the first with valid dates,
 // and the second without. This is useful if you need a PageList which
-// will run SortDate and SortDateReverse without issue
+// will run SortDate and SortDateReverse without issue.
 func (p PageList) RemoveDateless() (PageList, PageList) {
 	with := PageList{}
 	without := PageList{}
+
 	for _, p := range p {
 		if p.Date != nil {
 			with = append(with, p)
@@ -21,19 +22,26 @@ func (p PageList) RemoveDateless() (PageList, PageList) {
 			without = append(without, p)
 		}
 	}
+
 	return with, without
 }
 
+// SortDate returns the pagelist sorted by date, may panic if pages do
+// not all have dates.
 func (p PageList) SortDate() PageList {
 	sort.Slice(p, func(i, j int) bool {
 		return p[i].Time().After(p[j].Time())
 	})
+
 	return p
 }
 
+// SortDateReverse returns the pagelist sorted by date in reverse, may panic if
+// pages do not all have dates.
 func (p PageList) SortDateReverse() PageList {
 	sort.Slice(p, func(i, j int) bool {
 		return p[i].Time().Before(p[j].Time())
 	})
+
 	return p
 }