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Enumerate iterator types

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This commit is contained in:
kortschak 2014-07-03 09:57:31 +09:30
parent 1f67913ed9
commit cd46452b63
23 changed files with 145 additions and 68 deletions
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2
graph/iterator/iterator.go
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@ -174,7 +174,7 @@ func NewNull() *Null {
func (it *Null) Clone() graph.Iterator { return NewNull() }
// Name the null iterator.
func (it *Null) Type() string { return "null" }
func (it *Null) Type() graph.Type { return graph.Null }
// A good iterator will close itself when it returns true.
// Null has nothing it needs to do.