diff options
| -rw-r--r-- | .github/workflows/git.yml | 3 | ||||
| -rw-r--r-- | Makefile | 6 | ||||
| -rw-r--r-- | _examples/sha256/main.go | 66 |
3 files changed, 75 insertions, 0 deletions
diff --git a/.github/workflows/git.yml b/.github/workflows/git.yml index c945e72..3a40c0c 100644 --- a/.github/workflows/git.yml +++ b/.github/workflows/git.yml @@ -42,6 +42,9 @@ jobs: - name: Test run: make test-coverage + - name: Test SHA256 + run: make test-sha256 + - name: Build go-git with CGO disabled run: go build ./... env: @@ -29,6 +29,12 @@ test: @echo "running against `git version`"; \ $(GOTEST) -race ./... +TEMP_REPO := $(shell mktemp) +test-sha256: + $(GOCMD) run -tags sha256 _examples/sha256/main.go $(TEMP_REPO) + cd $(TEMP_REPO) && git fsck + rm -rf $(TEMP_REPO) + test-coverage: @echo "running against `git version`"; \ echo "" > $(COVERAGE_REPORT); \ diff --git a/_examples/sha256/main.go b/_examples/sha256/main.go new file mode 100644 index 0000000..2a257e8 --- /dev/null +++ b/_examples/sha256/main.go @@ -0,0 +1,66 @@ +package main + +import ( + "fmt" + "io/ioutil" + "os" + "path/filepath" + "time" + + "github.com/go-git/go-git/v5" + . "github.com/go-git/go-git/v5/_examples" + "github.com/go-git/go-git/v5/plumbing/format/config" + "github.com/go-git/go-git/v5/plumbing/object" +) + +// This example requires building with the sha256 tag for it to work: +// go run -tags sha256 main.go /tmp/repository + +// Basic example of how to initialise a repository using sha256 as the hashing algorithmn. +func main() { + CheckArgs("<directory>") + directory := os.Args[1] + + os.RemoveAll(directory) + + // Init a new repository using the ObjectFormat SHA256. + r, err := git.PlainInitWithOptions(directory, &git.PlainInitOptions{ObjectFormat: config.SHA256}) + CheckIfError(err) + + w, err := r.Worktree() + CheckIfError(err) + + // ... we need a file to commit so let's create a new file inside of the + // worktree of the project using the go standard library. + Info("echo \"hello world!\" > example-git-file") + filename := filepath.Join(directory, "example-git-file") + err = ioutil.WriteFile(filename, []byte("hello world!"), 0644) + CheckIfError(err) + + // Adds the new file to the staging area. + Info("git add example-git-file") + _, err = w.Add("example-git-file") + CheckIfError(err) + + // Commits the current staging area to the repository, with the new file + // just created. We should provide the object.Signature of Author of the + // commit Since version 5.0.1, we can omit the Author signature, being read + // from the git config files. + Info("git commit -m \"example go-git commit\"") + commit, err := w.Commit("example go-git commit", &git.CommitOptions{ + Author: &object.Signature{ + Name: "John Doe", + Email: "john@doe.org", + When: time.Now(), + }, + }) + + CheckIfError(err) + + // Prints the current HEAD to verify that all worked well. + Info("git show -s") + obj, err := r.CommitObject(commit) + CheckIfError(err) + + fmt.Println(obj) +} |