vendor/github.com/zclconf/go-cty/cty/set/iterator.go

   1 package set
   2
   3 type Iterator struct {
   4         bucketIds []int
   5         vals      map[int][]interface{}
   6         bucketIdx int
   7         valIdx    int
   8 }
   9
  10 func (it *Iterator) Value() interface{} {
  11         return it.currentBucket()[it.valIdx]
  12 }
  13
  14 func (it *Iterator) Next() bool {
  15         if it.bucketIdx == -1 {
  16                 // init
  17                 if len(it.bucketIds) == 0 {
  18                         return false
  19                 }
  20
  21                 it.valIdx = 0
  22                 it.bucketIdx = 0
  23                 return true
  24         }
  25
  26         it.valIdx++
  27         if it.valIdx >= len(it.currentBucket()) {
  28                 it.valIdx = 0
  29                 it.bucketIdx++
  30         }
  31         return it.bucketIdx < len(it.bucketIds)
  32 }
  33
  34 func (it *Iterator) currentBucket() []interface{} {
  35         return it.vals[it.bucketIds[it.bucketIdx]]
  36 }