diff options
Diffstat (limited to 'navigation/menu.go')
| -rw-r--r-- | navigation/menu.go | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/navigation/menu.go b/navigation/menu.go index 1fb970c7c..159c49710 100644 --- a/navigation/menu.go +++ b/navigation/menu.go @@ -25,6 +25,8 @@ import ( "github.com/spf13/cast" ) +var smc = newMenuCache() + // MenuEntry represents a menu item defined in either Page front matter // or in the site config. type MenuEntry struct { @@ -204,27 +206,39 @@ func (m Menu) Limit(n int) Menu { // ByWeight sorts the menu by the weight defined in the menu configuration. func (m Menu) ByWeight() Menu { - menuEntryBy(defaultMenuEntrySort).Sort(m) - return m + const key = "menuSort.ByWeight" + menus, _ := smc.get(key, menuEntryBy(defaultMenuEntrySort).Sort, m) + + return menus } // ByName sorts the menu by the name defined in the menu configuration. func (m Menu) ByName() Menu { + const key = "menuSort.ByName" title := func(m1, m2 *MenuEntry) bool { return compare.LessStrings(m1.Name, m2.Name) } - menuEntryBy(title).Sort(m) - return m + menus, _ := smc.get(key, menuEntryBy(title).Sort, m) + + return menus } // Reverse reverses the order of the menu entries. func (m Menu) Reverse() Menu { - for i, j := 0, len(m)-1; i < j; i, j = i+1, j-1 { - m[i], m[j] = m[j], m[i] + const key = "menuSort.Reverse" + reverseFunc := func(menu Menu) { + for i, j := 0, len(menu)-1; i < j; i, j = i+1, j-1 { + menu[i], menu[j] = menu[j], menu[i] + } } + menus, _ := smc.get(key, reverseFunc, m) - return m + return menus +} + +func (m Menu) Clone() Menu { + return append(Menu(nil), m...) } func (m *MenuEntry) Title() string { |