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package git2goutil
import (
"fmt"
git "github.com/libgit2/git2go/v34"
)
// CommitSubmitter is the helper struct to make signed Commits conveniently.
type CommitSubmitter struct {
Repo *git.Repository
SigningKeyPath string
}
// NewCommitSubmitter creates a new CommitSubmitter.
func NewCommitSubmitter(repo *git.Repository, signingKeyPath string) *CommitSubmitter {
return &CommitSubmitter{
Repo: repo,
SigningKeyPath: signingKeyPath,
}
}
// Commit commits a commit with or without signature depends on SigningKeyPath value.
func (cs *CommitSubmitter) Commit(
author, committer *git.Signature,
messageEncoding git.MessageEncoding,
message string,
tree *git.Tree,
parents ...*git.Commit,
) (*git.Oid, error) {
commitBytes, err := cs.Repo.CreateCommitBuffer(author, committer, messageEncoding, message, tree, parents...)
if err != nil {
return nil, err
}
signature, err := CreateCommitSignature(cs.SigningKeyPath, commitBytes)
if err != nil {
return nil, fmt.Errorf("create commit signature: %w", err)
}
commitID, err := cs.Repo.CreateCommitWithSignature(string(commitBytes), string(signature), "")
if err != nil {
return nil, err
}
return commitID, nil
}
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