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index: document empty strings behaviour when calling DocIDReader()

This commit is contained in:
Patrick Mezard 2015-10-23 18:03:31 +02:00
parent 1a978a4591
commit 3df789d258
1 changed files with 4 additions and 2 deletions
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6
index/index.go
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@ -48,8 +48,10 @@ type IndexReader interface {
TermFieldReader(term []byte, field string) (TermFieldReader, error)
// DocIDReader returns an iterator over documents which identifiers are
// greater than or equal to start and smaller than end. The caller must
// close returned instance to release associated resources.
// greater than or equal to start and smaller than end. Set start to the
// empty string to iterate from the first document, end to the empty string
// to iterate to the last one.
// The caller must close returned instance to release associated resources.
DocIDReader(start, end string) (DocIDReader, error)
FieldDict(field string) (FieldDict, error)