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Simplify Nexter interface

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This change allows a Nexter to be used in the same manner as a scanner
using a for graph.Next(it) {} construction.

It is important that graph.Next(it) and any associated it.Result() calls
operate on the same iterator.
This commit is contained in:
kortschak 2014-08-01 09:15:02 +09:30
parent f8e28e066e
commit b1a70d99aa
31 changed files with 168 additions and 233 deletions
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2
graph/iterator/optional_iterator.go
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@ -51,8 +51,6 @@ func NewOptional(it graph.Iterator) *Optional {
}
}
func (it *Optional) CanNext() bool { return false }
func (it *Optional) UID() uint64 {
return it.uid
}