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package commitquery
import commitgraphread "codeberg.org/lindenii/furgit/format/commitgraph/read"
// loadCommitAtGraphPos populates one node from one commit-graph record.
func (query *query) loadCommitAtGraphPos(idx nodeIndex, pos commitgraphread.Position) error {
commit, err := query.graph.CommitAt(pos)
if err != nil {
return err
}
parents := make([]parentRef, 0, 2+len(commit.ExtraParents))
if commit.Parent1.Valid {
parentOID, err := query.graph.OIDAt(commit.Parent1.Pos)
if err != nil {
return err
}
parents = append(parents, parentRef{
ID: parentOID,
GraphPos: commit.Parent1.Pos,
HasGraphPos: true,
})
}
if commit.Parent2.Valid {
parentOID, err := query.graph.OIDAt(commit.Parent2.Pos)
if err != nil {
return err
}
parents = append(parents, parentRef{
ID: parentOID,
GraphPos: commit.Parent2.Pos,
HasGraphPos: true,
})
}
for _, parentPos := range commit.ExtraParents {
parentOID, err := query.graph.OIDAt(parentPos)
if err != nil {
return err
}
parents = append(parents, parentRef{
ID: parentOID,
GraphPos: parentPos,
HasGraphPos: true,
})
}
data := commitData{
ID: commit.OID,
Parents: parents,
CommitTime: commit.CommitTimeUnix,
Generation: commit.GenerationV2,
HasGeneration: commit.GenerationV2 != 0,
GraphPos: pos,
HasGraphPos: true,
}
return query.populateNode(idx, data)
}
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