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Fix Err fallout for graph/iterator.Null iterator

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Andrew Dunham 2015-04-14 16:57:57 -07:00
parent ebb45d4c14
commit f1d7600c34
1 changed files with 4 additions and 0 deletions
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4
graph/iterator/iterator.go
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@ -88,6 +88,10 @@ func (it *Null) Next() bool {
return false return false
} }
func (it *Null) Err() error {
return nil
}
func (it *Null) Result() graph.Value { func (it *Null) Result() graph.Value {
return nil return nil
} }