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Diffstat (limited to 'refstore/files/packed_parse.go')
-rw-r--r--refstore/files/packed_parse.go113
1 files changed, 0 insertions, 113 deletions
diff --git a/refstore/files/packed_parse.go b/refstore/files/packed_parse.go
deleted file mode 100644
index 3662f6ed..00000000
--- a/refstore/files/packed_parse.go
+++ /dev/null
@@ -1,113 +0,0 @@
-package files
-
-import (
- "bufio"
- "fmt"
- "io"
- "strings"
-
- objectid "codeberg.org/lindenii/furgit/object/id"
- "codeberg.org/lindenii/furgit/ref"
-)
-
-func parsePackedRefs(r io.Reader, algo objectid.Algorithm) (map[string]ref.Detached, []ref.Detached, error) {
- byName := make(map[string]ref.Detached)
- ordered := make([]ref.Detached, 0, 32)
-
- br := bufio.NewReader(r)
- prev := -1
- lineNum := 0
- hexsz := algo.Size() * 2
-
- for {
- line, err := br.ReadString('\n')
- if err != nil && err != io.EOF {
- return nil, nil, err
- }
-
- if line == "" && err == io.EOF {
- break
- }
-
- lineNum++
- hadNewline := strings.HasSuffix(line, "\n")
- line = strings.TrimSuffix(line, "\n")
-
- if err == io.EOF && !hadNewline {
- return nil, nil, fmt.Errorf("refstore/files: line %d: unterminated line", lineNum)
- }
-
- if line == "" || strings.HasPrefix(line, "#") {
- if err == io.EOF {
- break
- }
-
- continue
- }
-
- if strings.HasPrefix(line, "^") {
- if prev < 0 {
- return nil, nil, fmt.Errorf("refstore/files: line %d: peeled line without preceding ref", lineNum)
- }
-
- if len(line) != hexsz+1 {
- return nil, nil, fmt.Errorf("refstore/files: line %d: malformed peeled line", lineNum)
- }
-
- peeled, parseErr := objectid.ParseHex(algo, line[1:])
- if parseErr != nil {
- return nil, nil, fmt.Errorf("refstore/files: line %d: invalid peeled oid: %w", lineNum, parseErr)
- }
-
- peeledCopy := peeled
- cur := ordered[prev]
- cur.Peeled = &peeledCopy
- ordered[prev] = cur
- byName[cur.Name()] = cur
-
- if err == io.EOF {
- break
- }
-
- continue
- }
-
- if len(line) < hexsz+2 {
- return nil, nil, fmt.Errorf("refstore/files: line %d: malformed entry", lineNum)
- }
-
- if line[hexsz] != ' ' {
- return nil, nil, fmt.Errorf("refstore/files: line %d: malformed entry", lineNum)
- }
-
- idText := line[:hexsz]
-
- name := line[hexsz+1:]
- if name == "" {
- return nil, nil, fmt.Errorf("refstore/files: line %d: empty ref name", lineNum)
- }
-
- id, parseErr := objectid.ParseHex(algo, idText)
- if parseErr != nil {
- return nil, nil, fmt.Errorf("refstore/files: line %d: invalid oid: %w", lineNum, parseErr)
- }
-
- if _, exists := byName[name]; exists {
- return nil, nil, fmt.Errorf("refstore/files: line %d: duplicate ref %q", lineNum, name)
- }
-
- detached := ref.Detached{
- RefName: name,
- ID: id,
- }
- ordered = append(ordered, detached)
- prev = len(ordered) - 1
- byName[name] = detached
-
- if err == io.EOF {
- break
- }
- }
-
- return byName, ordered, nil
-}