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

pkg/config/config.go

@@ -3,6 +3,7 @@ package config
 
 import (
 	"io/ioutil"
+	"os"
 
 	log "github.com/sirupsen/logrus"
 	"gopkg.in/yaml.v2"
@@ -50,6 +51,20 @@ type GitLabProvider struct {
 	AccessToken string
 }
 
+// GitProvider struct
+type GitProvider struct {
+	Email    string `yaml:"email"`
+	Username string `yaml:"user"`
+	Auth     string `yaml:"auth"`
+	SSH      bool   `yaml:"ssh"`
+}
+
+// Hooks struct
+type Hooks struct {
+	PreRelease  []string `yaml:"preRelease"`
+	PostRelease []string `yaml:"postRelease"`
+}
+
 // ReleaseConfig struct
 type ReleaseConfig struct {
 	CommitFormat   string            `yaml:"commitFormat"`
@@ -58,7 +73,9 @@ type ReleaseConfig struct {
 	Release        string            `yaml:"release,omitempty"`
 	GitHubProvider GitHubProvider    `yaml:"github,omitempty"`
 	GitLabProvider GitLabProvider    `yaml:"gitlab,omitempty"`
+	GitProvider    GitProvider       `yaml:"git,omitempty"`
 	Assets         []Asset           `yaml:"assets"`
+	Hooks          Hooks             `yaml:"hooks"`
 	ReleaseTitle   string            `yaml:"title"`
 	IsPreRelease   bool
 }
@@ -71,13 +88,31 @@ func Read(configPath string) (*ReleaseConfig, error) {
 		return &ReleaseConfig{}, err
 	}
 
-	var releaseConfig ReleaseConfig
-	err = yaml.Unmarshal(content, &releaseConfig)
+	log.Tracef("Found config %s", string(content))
+	releaseConfig := &ReleaseConfig{}
+	err = yaml.Unmarshal(content, releaseConfig)
 	if err != nil {
 		return &ReleaseConfig{}, err
 	}
 
-	log.Tracef("Found config %+v", releaseConfig)
+	org := *releaseConfig
 
-	return &releaseConfig, nil
+	releaseConfig.Hooks = Hooks{}
+
+	configWithoutHooks, err := yaml.Marshal(releaseConfig)
+	if err != nil {
+		return &ReleaseConfig{}, err
+	}
+	configWithoutHooks = []byte(os.ExpandEnv(string(configWithoutHooks)))
+	releaseConfigWithExpanedEnvs := &ReleaseConfig{}
+	err = yaml.Unmarshal(configWithoutHooks, releaseConfigWithExpanedEnvs)
+	if err != nil {
+		return &ReleaseConfig{}, err
+	}
+
+	releaseConfigWithExpanedEnvs.Hooks = org.Hooks
+
+	log.Tracef("Found config %+v", releaseConfigWithExpanedEnvs)
+
+	return releaseConfigWithExpanedEnvs, nil
 }

pkg/config/config_test.go

@@ -41,6 +41,9 @@ func TestWriteAndReadCache(t *testing.T) {
 	assert.NoError(t, err)
 	defer os.RemoveAll(dir)
 
+	os.Setenv("TEST_CONFIG", "value")
+	defer os.Unsetenv("TEST_CONFIG")
+
 	completePath := path.Join(path.Dir(dir), ".release.yml")
 	content := []byte(`
 commitFormat: angular
@@ -53,9 +56,12 @@ branch:
   add_git_releases: alpha
 changelog:
   printAll: false
-  template: ''
-  templatePath: ''
+  template: ""
+  templatePath: '${TEST_CONFIG}'
 release: 'github'
+hooks:
+  preRelease:
+    - "Test hook ${RELEASE_VERSION}"
 assets:
   - name: ./build/go-semantic-release
     compress: false
@@ -76,13 +82,18 @@ github:
 		Changelog: config.ChangelogConfig{
 			PrintAll:      false,
 			TemplateTitle: "",
-			TemplatePath:  ""},
+			TemplatePath:  "value"},
 		Release: "github",
 		GitHubProvider: config.GitHubProvider{
 			Repo:        "go-semantic-release",
 			User:        "nightapes",
 			CustomURL:   "",
 			AccessToken: ""},
+		Hooks: config.Hooks{
+			PreRelease: []string{
+				"Test hook ${RELEASE_VERSION}",
+			},
+		},
 		Assets: []config.Asset{
 			config.Asset{
 				Name:     "./build/go-semantic-release",