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authorGravatar Runxi Yu2026-03-25 14:31:16 +0000
committerGravatar Runxi Yu2026-03-25 14:31:16 +0000
commit48ff647cf4a8bb8f23fcd6b8616f56a8ef72b980 (patch)
treeae199c38042adaa544d5f7d31351661d5831381e /refstore/chain/resolve.go
parent*: objectstore -> object/store (diff)
signatureNo signature
*: refstore -> ref/store
Diffstat (limited to 'refstore/chain/resolve.go')
-rw-r--r--refstore/chain/resolve.go64
1 files changed, 0 insertions, 64 deletions
diff --git a/refstore/chain/resolve.go b/refstore/chain/resolve.go
deleted file mode 100644
index 97dee24b..00000000
--- a/refstore/chain/resolve.go
+++ /dev/null
@@ -1,64 +0,0 @@
-package chain
-
-import (
- "errors"
- "fmt"
-
- "codeberg.org/lindenii/furgit/ref"
- "codeberg.org/lindenii/furgit/refstore"
-)
-
-// Resolve resolves a reference from the first backend that has it.
-//
-//nolint:ireturn
-func (chain *Chain) Resolve(name string) (ref.Ref, error) {
- for i, backend := range chain.backends {
- resolved, err := backend.Resolve(name)
- if err == nil {
- return resolved, nil
- }
-
- if errors.Is(err, refstore.ErrReferenceNotFound) {
- continue
- }
-
- return nil, fmt.Errorf("refstore: backend %d resolve: %w", i, err)
- }
-
- return nil, refstore.ErrReferenceNotFound
-}
-
-// ResolveToDetached resolves symbolic references through Resolve until detached.
-//
-// It intentionally does not call backend ResolveToDetached. This allows symbolic
-// references to cross backends in the chain.
-func (chain *Chain) ResolveToDetached(name string) (ref.Detached, error) {
- cur := name
-
- seen := map[string]struct{}{}
- for {
- if _, ok := seen[cur]; ok {
- return ref.Detached{}, fmt.Errorf("refstore: symbolic reference cycle at %q", cur)
- }
-
- seen[cur] = struct{}{}
-
- resolved, err := chain.Resolve(cur)
- if err != nil {
- return ref.Detached{}, err
- }
-
- switch resolved := resolved.(type) {
- case ref.Detached:
- return resolved, nil
- case ref.Symbolic:
- if resolved.Target == "" {
- return ref.Detached{}, fmt.Errorf("refstore: symbolic reference %q has empty target", resolved.Name())
- }
-
- cur = resolved.Target
- default:
- return ref.Detached{}, fmt.Errorf("refstore: unsupported reference type %T", resolved)
- }
- }
-}