gitlib/gitlib.go at main · haratsan/gitlib · GitHub

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package gitlib

type GitLib interface {
	GetBranches() ([]string, error)

	HasCommits() (bool, error)

	GetTreeEntries(branch, treePath string) ([]TreeEntry, error)

	GetTreeNames(branch string) ([]string, error)

	ShowFile(branch, path string) ([]byte, error)

	GetLogCommits(branch string, limit int) ([]CommitLogEntry, error)

	ArchiveTarGz(branch string) ([]byte, error)
}

type repoGitLib struct {
	repoPath string
}

func NewGitLib(repoPath string) GitLib {
	return &repoGitLib{repoPath: repoPath}
}

func (a *repoGitLib) GetBranches() ([]string, error) {
	return callWithRepo0(a.repoPath, GetBranches)
}

func (a *repoGitLib) HasCommits() (bool, error) {
	return callWithRepo0(a.repoPath, HasCommits)
}

func (a *repoGitLib) GetTreeEntries(branch, treePath string) ([]TreeEntry, error) {
	return callWithRepo2(a.repoPath, branch, treePath, GetTreeEntries)
}

func (a *repoGitLib) GetTreeNames(branch string) ([]string, error) {
	return callWithRepo1(a.repoPath, branch, GetTreeNames)
}

func (a *repoGitLib) ShowFile(branch, path string) ([]byte, error) {
	return callWithRepo2(a.repoPath, branch, path, ShowFile)
}

func (a *repoGitLib) GetLogCommits(branch string, limit int) ([]CommitLogEntry, error) {
	return callWithRepo2(a.repoPath, branch, limit, GetLogCommits)
}

func (a *repoGitLib) ArchiveTarGz(branch string) ([]byte, error) {
	return callWithRepo1(a.repoPath, branch, ArchiveTarGz)
}

func callWithRepo0[T any](repoPath string, fn func(string) (T, error)) (T, error) {
	return fn(repoPath)
}

func callWithRepo1[A, T any](repoPath string, a A, fn func(string, A) (T, error)) (T, error) {
	return fn(repoPath, a)
}

func callWithRepo2[A, B, T any](repoPath string, a A, b B, fn func(string, A, B) (T, error)) (T, error) {
	return fn(repoPath, a, b)
}