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repository.go
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/
repository.go
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package sane
import (
"fmt"
"github.com/go-git/go-git/v5"
"github.com/go-git/go-git/v5/plumbing/object"
)
type gitRepositoryWalker struct {
path string
}
func newGitRepositoryWalker(path string) (RepositoryWalker, error) {
return &gitRepositoryWalker{path: path}, nil
}
func (g *gitRepositoryWalker) Walk(handler RepositoryNodeHandler) error {
repo, err := git.PlainOpen(g.path)
if err != nil {
return err
}
ref, err := repo.Head()
if err != nil {
return fmt.Errorf("unable to find HEAD reference: %w", err)
}
commit, err := repo.CommitObject(ref.Hash())
if err != nil {
return fmt.Errorf("no commit object found with head ref hash: %s",
ref.Hash().String())
}
tree, err := commit.Tree()
if err != nil {
return fmt.Errorf("no tree object found from head ref commit hash: %s",
commit.Hash.String())
}
files := tree.Files()
defer files.Close()
return files.ForEach(func(f *object.File) error {
return handler(RepositoryNode{FullPath: f.Name})
})
}