Detect missed index from front matter

diff --git a/hugolib/indexing_test.go b/hugolib/indexing_test.go
new file mode 100644 (file)
index 0000000..4d7d04f
--- /dev/null
+++ b/hugolib/indexing_test.go
@@ -0,0 +1,18 @@
+package hugolib
+
+import (
+       "testing"
+       "strings"
+)
+
+func TestSitePossibleIndexes(t *testing.T) {
+       site := new(Site)
+       page, _ := ReadFrom(strings.NewReader(PAGE_YAML_WITH_INDEXES_A), "path/to/page")
+       site.Pages = append(site.Pages, page)
+       indexes := site.possibleIndexes()
+       if !compareStringSlice(indexes, []string{"tags", "categories"}) {
+               t.Fatalf("possible indexes do not match [tags categories].  Got: %s", indexes)
+       }
+}
+
+

diff --git a/hugolib/site.go b/hugolib/site.go
index 966208f92d0c31aedd4601016c0518b0b559e5c2..5011cf6b2bad0a62efda5d0635e235ae6dd00691 100644 (file)
--- a/hugolib/site.go
+++ b/hugolib/site.go
@@ -390,6 +390,26 @@ func (s *Site) BuildSiteMeta() (err error) {
        return
 }
 
+func (s *Site) possibleIndexes() (indexes []string) {
+       for _, p := range s.Pages {
+               for k, _ := range p.Params {
+                       if !inStringArray(indexes, k) {
+                               indexes = append(indexes, k)
+                       }
+               }
+       }
+       return
+}
+
+func inStringArray(arr []string, el string) bool {
+       for _, v := range arr {
+               if v == el {
+                       return true
+               }
+       }
+       return false
+}
+
 func (s *Site) RenderAliases() error {
        for i, p := range s.Pages {
                for _, a := range p.Aliases {