feat(releaser): add git only as releaser, will create a new tag with version only

internal/releaser/git/git.go

@@ -0,0 +1,101 @@
+package git
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/Nightapes/go-semantic-release/internal/gitutil"
+	"github.com/Nightapes/go-semantic-release/internal/shared"
+	"github.com/Nightapes/go-semantic-release/pkg/config"
+	"gopkg.in/src-d/go-git.v4"
+	gitConfig "gopkg.in/src-d/go-git.v4/config"
+	"gopkg.in/src-d/go-git.v4/plumbing/object"
+	"gopkg.in/src-d/go-git.v4/plumbing/transport/http"
+
+	log "github.com/sirupsen/logrus"
+)
+
+// GITONLY identifer for git interface
+const GITONLY = "git"
+
+// Client type struct
+type Client struct {
+	config *config.GitProvider
+	log    *log.Entry
+	git    *gitutil.GitUtil
+}
+
+// New initialize a new gitRelease
+func New(config *config.GitProvider, git *gitutil.GitUtil, checkConfig bool) (*Client, error) {
+
+	logger := log.WithField("releaser", GITONLY)
+
+	if config.Email == "" && checkConfig {
+		return nil, fmt.Errorf("git email not set")
+	}
+
+	if config.Username == "" && checkConfig {
+		return nil, fmt.Errorf("git username not set")
+	}
+
+	if !config.SSH && config.Auth == "" && checkConfig {
+		return nil, fmt.Errorf("git auth not set")
+	}
+
+	if config.SSH {
+		return nil, fmt.Errorf("git ssh not supported yet")
+	}
+
+	return &Client{
+		config: config,
+		log:    logger,
+		git:    git,
+	}, nil
+}
+
+//GetCommitURL for git
+func (g *Client) GetCommitURL() string {
+	return ""
+}
+
+//GetCompareURL for git
+func (g *Client) GetCompareURL(oldVersion, newVersion string) string {
+	return ""
+}
+
+// CreateRelease creates release on remote
+func (g *Client) CreateRelease(releaseVersion *shared.ReleaseVersion, generatedChangelog *shared.GeneratedChangelog) error {
+
+	tag := "v" + releaseVersion.Next.Version.String()
+	g.log.Infof("create release with version %s", tag)
+
+	head, err := g.git.Repository.Head()
+	if err != nil {
+		return err
+	}
+
+	_, err = g.git.Repository.CreateTag(tag, head.Hash(), &git.CreateTagOptions{Message: "Release " + tag, Tagger: &object.Signature{
+		Name:  g.config.Username,
+		Email: g.config.Email,
+		When:  time.Now(),
+	}})
+	if err != nil {
+		return err
+	}
+
+	g.log.Infof("Created release")
+
+	return g.git.Repository.Push(&git.PushOptions{
+		Auth: &http.BasicAuth{
+			Username: g.config.Username,
+			Password: g.config.Auth,
+		},
+		RefSpecs: []gitConfig.RefSpec{"refs/tags/*:refs/tags/*"},
+	})
+
+}
+
+// UploadAssets uploads specified assets
+func (g *Client) UploadAssets(repoDir string, assets []config.Asset) error {
+	return nil
+}