94 lines
2.5 KiB
Go
94 lines
2.5 KiB
Go
package noop
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import (
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"context"
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"encoding/json"
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"fmt"
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"gitea.maximumdirect.net/eric/notarius/internal/core/artifacts"
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"gitea.maximumdirect.net/eric/notarius/internal/core/source"
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"gitea.maximumdirect.net/eric/notarius/internal/framework/contracts"
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"gitea.maximumdirect.net/eric/notarius/internal/framework/pipeline"
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)
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const Key = "noop"
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var _ contracts.Normalizer = (*Normalizer)(nil)
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type Normalizer struct{}
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func New() *Normalizer {
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return &Normalizer{}
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}
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func (n *Normalizer) Key() string {
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return Key
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}
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func (n *Normalizer) ReferenceSlots() []contracts.ReferenceSlot {
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return nil
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}
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func (n *Normalizer) Normalize(ctx context.Context, req contracts.NormalizeRequest) (contracts.NormalizeResult, error) {
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if n == nil {
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return contracts.NormalizeResult{}, normalizerErrorf("normalizer must not be nil")
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}
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if ctx == nil {
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return contracts.NormalizeResult{}, normalizerErrorf("context must not be nil")
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}
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if err := ctx.Err(); err != nil {
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return contracts.NormalizeResult{}, normalizerErrorf("context error before normalize: %w", err)
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}
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return contracts.NormalizeResult{Candidates: cloneCandidates(req.Candidates)}, nil
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}
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func ModuleSpec() pipeline.ModuleSpec {
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return pipeline.ModuleSpec{
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Key: Key,
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Stage: pipeline.StageNormalize,
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Requires: []string{"merged"},
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Provides: []string{"normalized"},
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}
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}
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func Register(registry *pipeline.NormalizerRegistry) error {
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return registry.RegisterWithSpec(ModuleSpec(), func() (contracts.Normalizer, error) {
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return New(), nil
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})
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}
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func cloneCandidates(candidates []artifacts.ArtifactCandidate) []artifacts.ArtifactCandidate {
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if len(candidates) == 0 {
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return nil
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}
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out := make([]artifacts.ArtifactCandidate, 0, len(candidates))
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for _, candidate := range candidates {
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out = append(out, artifacts.ArtifactCandidate{
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Index: candidate.Index,
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ExtractorKey: candidate.ExtractorKey,
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ArtifactType: candidate.ArtifactType,
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SchemaVersion: candidate.SchemaVersion,
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Payload: append(json.RawMessage(nil), candidate.Payload...),
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SourceRefs: append([]source.SourceRef(nil), candidate.SourceRefs...),
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Metadata: cloneMetadata(candidate.Metadata),
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})
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}
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return out
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}
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func cloneMetadata(metadata map[string]any) map[string]any {
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if len(metadata) == 0 {
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return nil
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}
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out := make(map[string]any, len(metadata))
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for key, value := range metadata {
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out[key] = value
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}
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return out
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}
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func normalizerErrorf(format string, args ...any) error {
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return fmt.Errorf("noop normalizer: "+format, args...)
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}
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