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package read
import (
"iter"
"codeberg.org/lindenii/furgit/internal/intconv"
"codeberg.org/lindenii/furgit/objectid"
)
// AllPositions iterates all commit positions in native layer order.
func (reader *Reader) AllPositions() iter.Seq[Position] {
return func(yield func(Position) bool) {
for layerIdx := range reader.layers {
layer := &reader.layers[layerIdx]
graph, err := intconv.IntToUint32(layerIdx)
if err != nil {
return
}
for idx := range layer.numCommits {
if !yield(Position{Graph: graph, Index: idx}) {
return
}
}
}
}
}
// AllOIDs iterates all commit object IDs in native layer order.
func (reader *Reader) AllOIDs() iter.Seq[objectid.ObjectID] {
return func(yield func(objectid.ObjectID) bool) {
positions := reader.AllPositions()
for pos := range positions {
oid, err := reader.OIDAt(pos)
if err != nil {
return
}
if !yield(oid) {
return
}
}
}
}
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