forked from tangled.org/core
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Go
at master
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113package git
import ( "fmt" "slices" "strconv" "strings" "time"
"github.com/go-git/go-git/v5/plumbing" "github.com/go-git/go-git/v5/plumbing/object" "tangled.sh/tangled.sh/core/types")
func (g *GitRepo) Branches() ([]types.Branch, error) { fields := []string{ "refname:short", "objectname", "authorname", "authoremail", "authordate:unix", "committername", "committeremail", "committerdate:unix", "tree", "parent", "contents", }
var outFormat strings.Builder outFormat.WriteString("--format=") for i, f := range fields { if i != 0 { outFormat.WriteString(fieldSeparator) } outFormat.WriteString(fmt.Sprintf("%%(%s)", f)) } outFormat.WriteString("") outFormat.WriteString(recordSeparator)
output, err := g.forEachRef(outFormat.String(), "refs/heads") if err != nil { return nil, fmt.Errorf("failed to get branches: %w", err) }
records := strings.Split(strings.TrimSpace(string(output)), recordSeparator) if len(records) == 1 && records[0] == "" { return nil, nil }
branches := make([]types.Branch, 0, len(records))
// ignore errors here defaultBranch, _ := g.FindMainBranch()
for _, line := range records { parts := strings.SplitN(strings.TrimSpace(line), fieldSeparator, len(fields)) if len(parts) < 6 { continue }
branchName := parts[0] commitHash := plumbing.NewHash(parts[1]) authorName := parts[2] authorEmail := strings.TrimSuffix(strings.TrimPrefix(parts[3], "<"), ">") authorDate := parts[4] committerName := parts[5] committerEmail := strings.TrimSuffix(strings.TrimPrefix(parts[6], "<"), ">") committerDate := parts[7] treeHash := plumbing.NewHash(parts[8]) parentHash := plumbing.NewHash(parts[9]) message := parts[10]
// parse creation time var authoredAt, committedAt time.Time if unix, err := strconv.ParseInt(authorDate, 10, 64); err == nil { authoredAt = time.Unix(unix, 0) } if unix, err := strconv.ParseInt(committerDate, 10, 64); err == nil { committedAt = time.Unix(unix, 0) }
branch := types.Branch{ IsDefault: branchName == defaultBranch, Reference: types.Reference{ Name: branchName, Hash: commitHash.String(), }, Commit: &object.Commit{ Hash: commitHash, Author: object.Signature{ Name: authorName, Email: authorEmail, When: authoredAt, }, Committer: object.Signature{ Name: committerName, Email: committerEmail, When: committedAt, }, TreeHash: treeHash, ParentHashes: []plumbing.Hash{parentHash}, Message: message, }, }
branches = append(branches, branch) }
slices.Reverse(branches) return branches, nil}