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Move tag handling out into graph.Tagger

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This commit is contained in:
kortschak 2014-07-30 10:15:22 +09:30
parent 0238332ca3
commit 1604dca737
28 changed files with 315 additions and 159 deletions
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19
graph/leveldb/iterator.go
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@ -28,6 +28,7 @@ import (
type Iterator struct {
iterator.Base
tags graph.Tagger
nextPrefix []byte
checkId []byte
dir graph.Direction
@ -72,9 +73,23 @@ func (it *Iterator) Reset() {
}
}
func (it *Iterator) Tagger() *graph.Tagger {
return &it.tags
}
func (it *Iterator) TagResults(dst map[string]graph.Value) {
for _, tag := range it.tags.Tags() {
dst[tag] = it.Result()
}
for tag, value := range it.tags.Fixed() {
dst[tag] = value
}
}
func (it *Iterator) Clone() graph.Iterator {
out := NewIterator(it.originalPrefix, it.dir, it.checkId, it.ts)
out.CopyTagsFrom(it)
out.tags.CopyFrom(it)
return out
}
@ -192,7 +207,7 @@ func (it *Iterator) Size() (int64, bool) {
func (it *Iterator) DebugString(indent int) string {
size, _ := it.Size()
return fmt.Sprintf("%s(%s %d tags: %v dir: %s size:%d %s)", strings.Repeat(" ", indent), it.Type(), it.UID(), it.Tags(), it.dir, size, it.ts.NameOf(it.checkId))
return fmt.Sprintf("%s(%s %d tags: %v dir: %s size:%d %s)", strings.Repeat(" ", indent), it.Type(), it.UID(), it.tags.Tags(), it.dir, size, it.ts.NameOf(it.checkId))
}
var levelDBType graph.Type