// subGroups returns a list of subgroups to be analysed.
func subGroups(g group.Group) []subGroup {
groups := []subGroup{}
for _, def := range groupDefs {
groups = append(groups, subGroup{def.Name, template.URL(def.Query), g.SubGroup(def.Filter)})
}
return groups
}
// groupMatrix returns a 2-d list of subgroups. Headers are used for
// both column and row headers
func groupMatrix(g group.Group) subGroupMatrix {
headers := []string{}
var groups [][]subGroup
for i, def1 := range groupDefs[1:] {
headers = append(headers, def1.Name)
row := []subGroup{}
for j, def2 := range groupDefs[1:] {
switch {
case i == j:
row = append(row, subGroup{def1.Name, template.URL(def1.Query), g.SubGroup(def1.Filter)})
default:
row = append(row, subGroup{def1.Name + " & " + def2.Name, template.URL(def1.Query + def2.Query),
g.SubGroup(def1.Filter, def2.Filter)})
}
}
groups = append(groups, row)
}
return subGroupMatrix{headers, groups}
}
