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internal/pkg: cache computed identifiers

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This eliminates duplicate identifier computations. The new implementation also significantly reduces allocations while computing identifier for a large dependency tree.

Signed-off-by: Ophestra <cat@gensokyo.uk>
This commit is contained in:
Ophestra
2026-01-15 22:05:24 +09:00
parent 088d35e4e6
commit 3499a82785
9 changed files with 276 additions and 199 deletions
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6
internal/pkg/tar.go
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@@ -70,9 +70,9 @@ func NewHTTPGetTar(
// Kind returns the hardcoded [Kind] constant.
func (a *tarArtifact) Kind() Kind { return KindTar }
// Params returns compression encoded in little endian.
func (a *tarArtifact) Params() []byte {
return binary.LittleEndian.AppendUint64(nil, a.compression)
// Params writes compression encoded in little endian.
func (a *tarArtifact) Params(ctx *IContext) {
ctx.GetHash().Write(binary.LittleEndian.AppendUint64(nil, a.compression))
}
// Dependencies returns a slice containing the backing file.