feat: add commit action

README.md

@@ -12,20 +12,21 @@ download the latest release and add the binary on your path
 
 you can config using the environment variables
 
-| Variable                       | description                                                                                                            | default                                                      |
-| ------------------------------ | ---------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------ |
-| MAJOR_VERSION_TYPES            | types used to bump major version                                                                                       |                                                              |
-| MINOR_VERSION_TYPES            | types used to bump minor version                                                                                       | feat                                                         |
-| PATCH_VERSION_TYPES            | types used to bump patch version                                                                                       | build,ci,docs,fix,perf,refactor,style,test                   |
-| INCLUDE_UNKNOWN_TYPE_AS_PATCH  | force patch bump on unknown type                                                                                       | true                                                         |
-| BRAKING_CHANGE_PREFIXES        | list of prefixes that will be used to identify a breaking change                                                       | BREAKING CHANGE:,BREAKING CHANGES:                           |
-| ISSUEID_PREFIXES               | list of prefixes that will be used to identify an issue id                                                             | jira:,JIRA:,Jira:                                            |
-| TAG_PATTERN                    | tag version pattern                                                                                                    | %d.%d.%d                                                     |
-| RELEASE_NOTES_TAGS             | release notes headers for each visible type                                                                            | fix:Bug Fixes,feat:Features                                  |
-| VALIDATE_MESSAGE_SKIP_BRANCHES | ignore branches from this list on validate commit message                                                              | master,develop                                               |
-| COMMIT_MESSAGE_TYPES           | list of valid commit types for commit message                                                                          | build,ci,chore,docs,feat,fix,perf,refactor,revert,style,test |
-| ISSUE_KEY_NAME                 | metadata key name used on validate commit message hook to enhance footer, if blank footer will not be added            | jira                                                         |
-| BRANCH_ISSUE_REGEX             | regex to extract issue id from branch name, must have 3 groups (prefix, id, posfix), if blank footer will not be added | ^([a-z]+\\/)?([A-Z]+-[0-9]+)(-.*)?                           |
+| Variable                              | description                                                                                                            | default                                                      |
+| ------------------------------------- | ---------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------ |
+| SV4GIT_MAJOR_VERSION_TYPES            | types used to bump major version                                                                                       |                                                              |
+| SV4GIT_MINOR_VERSION_TYPES            | types used to bump minor version                                                                                       | feat                                                         |
+| SV4GIT_PATCH_VERSION_TYPES            | types used to bump patch version                                                                                       | build,ci,chore,docs,fix,perf,refactor,style,test             |
+| SV4GIT_INCLUDE_UNKNOWN_TYPE_AS_PATCH  | force patch bump on unknown type                                                                                       | true                                                         |
+| SV4GIT_BRAKING_CHANGE_PREFIXES        | list of prefixes that will be used to identify a breaking change                                                       | BREAKING CHANGE:,BREAKING CHANGES:                           |
+| SV4GIT_ISSUEID_PREFIXES               | list of prefixes that will be used to identify an issue id                                                             | jira:,JIRA:,Jira:                                            |
+| SV4GIT_TAG_PATTERN                    | tag version pattern                                                                                                    | %d.%d.%d                                                     |
+| SV4GIT_RELEASE_NOTES_TAGS             | release notes headers for each visible type                                                                            | fix:Bug Fixes,feat:Features                                  |
+| SV4GIT_VALIDATE_MESSAGE_SKIP_BRANCHES | ignore branches from this list on validate commit message                                                              | master,develop                                               |
+| SV4GIT_COMMIT_MESSAGE_TYPES           | list of valid commit types for commit message                                                                          | build,ci,chore,docs,feat,fix,perf,refactor,revert,style,test |
+| SV4GIT_ISSUE_KEY_NAME                 | metadata key name used on validate commit message hook to enhance footer, if blank footer will not be added            | jira                                                         |
+| SV4GIT_ISSUE_REGEX                    | issue id regex, if blank footer will not be added                                                                      | [A-Z]+-[0-9]+                                                |
+| SV4GIT_BRANCH_ISSUE_REGEX             | regex to extract issue id from branch name, must have 3 groups (prefix, id, posfix), if blank footer will not be added | ^([a-z]+\\/)?([A-Z]+-[0-9]+)(-.*)?                           |
 
 ### Running
 
@@ -67,8 +68,9 @@ git-sv rn -h
 | release-notes, rn            | generate release notes                                        | :heavy_check_mark: |
 | changelog, cgl               | generate changelog                                            | :heavy_check_mark: |
 | tag, tg                      | generate tag with version based on git commit messages        |        :x:         |
+| commit, cmt                  | execute git commit with convetional commit message helper     |        :x:         |
 | validate-commit-message, vcm | use as prepare-commit-message hook to validate commit message | :heavy_check_mark: |
-| help, h                      | Shows a list of commands or help for one command              |        :x:         |
+| help, h                      | shows a list of commands or help for one command              |        :x:         |
 
 ##### Use validate-commit-message as prepare-commit-msg hook
 

cmd/git-sv/config.go

@@ -19,12 +19,13 @@ type Config struct {
 	ValidateMessageSkipBranches []string          `envconfig:"VALIDATE_MESSAGE_SKIP_BRANCHES" default:"master,develop"`
 	CommitMessageTypes          []string          `envconfig:"COMMIT_MESSAGE_TYPES" default:"build,ci,chore,docs,feat,fix,perf,refactor,revert,style,test"`
 	IssueKeyName                string            `envconfig:"ISSUE_KEY_NAME" default:"jira"`
-	BranchIssueRegex            string            `envconfig:"BRANCH_ISSUE_REGEX" default:"^([a-z]+\\/)?([A-Z]+-[0-9]+)(-.*)?"`
+	IssueRegex                  string            `envconfig:"ISSUE_REGEX" default:"[A-Z]+-[0-9]+"`
+	BranchIssueRegex            string            `envconfig:"BRANCH_ISSUE_REGEX" default:"^([a-z]+\\/)?([A-Z]+-[0-9]+)(-.*)?"` //TODO breaking change: use issue regex instead of duplicating issue regex
 }
 
 func loadConfig() Config {
 	var c Config
-	err := envconfig.Process("SV", &c)
+	err := envconfig.Process("SV4GIT", &c)
 	if err != nil {
 		log.Fatal(err.Error())
 	}

cmd/git-sv/handlers.go

@@ -6,6 +6,7 @@ import (
 	"io/ioutil"
 	"os"
 	"sort"
+	"strings"
 	"sv4git/sv"
 	"time"
 
@@ -188,6 +189,68 @@ func tagHandler(git sv.Git, semverProcessor sv.SemVerCommitsProcessor) func(c *c
 	}
 }
 
+func commitHandler(cfg Config, git sv.Git, messageProcessor sv.ValidateMessageProcessor) func(c *cli.Context) error {
+	return func(c *cli.Context) error {
+
+		ctype, err := promptType()
+		if err != nil {
+			return err
+		}
+
+		scope, err := promptScope()
+		if err != nil {
+			return err
+		}
+
+		subject, err := promptSubject()
+		if err != nil {
+			return err
+		}
+
+		var fullBody strings.Builder
+		for body, err := promptBody(); body != "" || err != nil; body, err = promptBody() {
+			if err != nil {
+				return err
+			}
+			if fullBody.Len() > 0 {
+				fullBody.WriteString("\n")
+			}
+			if body != "" {
+				fullBody.WriteString(body)
+			}
+		}
+
+		branchIssue, err := messageProcessor.IssueID(git.Branch())
+		if err != nil {
+			return err
+		}
+		issue, err := promptIssueID(cfg.IssueKeyName, cfg.IssueRegex, branchIssue)
+		if err != nil {
+			return err
+		}
+
+		hasBreakingChanges, err := promptConfirm("has breaking changes?")
+		if err != nil {
+			return err
+		}
+		breakingChanges := ""
+		if hasBreakingChanges {
+			breakingChanges, err = promptBreakingChanges()
+			if err != nil {
+				return err
+			}
+		}
+
+		header, body, footer := messageProcessor.Format(ctype.Type, scope, subject, fullBody.String(), issue, breakingChanges)
+
+		err = git.Commit(header, body, footer)
+		if err != nil {
+			return fmt.Errorf("error executing git commit, message: %v", err)
+		}
+		return nil
+	}
+}
+
 func changelogHandler(git sv.Git, semverProcessor sv.SemVerCommitsProcessor, rnProcessor sv.ReleaseNoteProcessor, formatter sv.OutputFormatter) func(c *cli.Context) error {
 	return func(c *cli.Context) error {
 

cmd/git-sv/main.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"fmt"
 	"log"
 	"os"
 	"sv4git/sv"
@@ -12,13 +13,17 @@ import (
 var Version = ""
 
 func main() {
+	log.SetFlags(0)
+
 	cfg := loadConfig()
 
+	fmt.Printf("%+v\n", cfg)
+
 	git := sv.NewGit(cfg.BreakingChangePrefixes, cfg.IssueIDPrefixes, cfg.TagPattern)
 	semverProcessor := sv.NewSemVerCommitsProcessor(cfg.IncludeUnknownTypeAsPatch, cfg.MajorVersionTypes, cfg.MinorVersionTypes, cfg.PatchVersionTypes)
 	releasenotesProcessor := sv.NewReleaseNoteProcessor(cfg.ReleaseNotesTags)
 	outputFormatter := sv.NewOutputFormatter()
-	validateMessageProcessor := sv.NewValidateMessageProcessor(cfg.ValidateMessageSkipBranches, cfg.CommitMessageTypes, cfg.IssueKeyName, cfg.BranchIssueRegex)
+	validateMessageProcessor := sv.NewValidateMessageProcessor(cfg.ValidateMessageSkipBranches, cfg.CommitMessageTypes, cfg.IssueKeyName, cfg.BranchIssueRegex, cfg.IssueRegex)
 
 	app := cli.NewApp()
 	app.Name = "sv"
@@ -67,6 +72,12 @@ func main() {
 			Usage:   "generate tag with version based on git commit messages",
 			Action:  tagHandler(git, semverProcessor),
 		},
+		{
+			Name:    "commit",
+			Aliases: []string{"cmt"},
+			Usage:   "execute git commit with convetional commit message helper",
+			Action:  commitHandler(cfg, git, validateMessageProcessor),
+		},
 		{
 			Name:    "validate-commit-message",
 			Aliases: []string{"vcm"},

cmd/git-sv/prompt.go

@@ -0,0 +1,109 @@
+package main
+
+import (
+	"fmt"
+	"reflect"
+	"regexp"
+
+	"github.com/manifoldco/promptui"
+)
+
+type commitType struct {
+	Type        string
+	Description string
+	Example     string
+}
+
+func promptType() (commitType, error) {
+	items := []commitType{
+		{Type: "build", Description: "changes that affect the build system or external dependencies", Example: "gradle, maven, go mod, npm"},
+		{Type: "ci", Description: "changes to our CI configuration files and scripts", Example: "Circle, BrowserStack, SauceLabs"},
+		{Type: "chore", Description: "update something without impacting the user", Example: "gitignore"},
+		{Type: "docs", Description: "documentation only changes"},
+		{Type: "feat", Description: "a new feature"},
+		{Type: "fix", Description: "a bug fix"},
+		{Type: "perf", Description: "a code change that improves performance"},
+		{Type: "refactor", Description: "a code change that neither fixes a bug nor adds a feature"},
+		{Type: "style", Description: "changes that do not affect the meaning of the code", Example: "white-space, formatting, missing semi-colons, etc"},
+		{Type: "test", Description: "adding missing tests or correcting existing tests"},
+	}
+
+	template := &promptui.SelectTemplates{
+		Label:    "{{ . }}",
+		Active:   "> {{ .Type | white }} - {{ .Description | faint }}",
+		Inactive: "  {{ .Type | white }} - {{ .Description | faint }}",
+		Selected: `{{ "type:" | faint }} {{ .Type | white }}`,
+		Details: `
+{{ "Type:" | faint }}	{{ .Type }}
+{{ "Description:" | faint }}	{{ .Description }}
+{{ "Example:" | faint }}	{{ .Example }}`,
+	}
+
+	i, err := promptSelect("type", items, template)
+	if err != nil {
+		return commitType{}, err
+	}
+	return items[i], nil
+}
+
+func promptScope() (string, error) {
+	return promptText("scope", "^[a-z0-9-]*$", "")
+}
+
+func promptSubject() (string, error) {
+	return promptText("subject", "^[a-z].+$", "")
+}
+
+func promptBody() (string, error) {
+	return promptText("body (leave empty to finish)", "^.*$", "")
+}
+
+func promptIssueID(issueLabel, issueRegex, defaultValue string) (string, error) {
+	return promptText(issueLabel, "^("+issueRegex+")?$", defaultValue)
+}
+
+func promptBreakingChanges() (string, error) {
+	return promptText("Breaking changes description", "[a-z].+", "")
+}
+
+func promptSelect(label string, items interface{}, template *promptui.SelectTemplates) (int, error) {
+	if items == nil || reflect.TypeOf(items).Kind() != reflect.Slice {
+		return 0, fmt.Errorf("items %v is not a slice", items)
+	}
+
+	prompt := promptui.Select{
+		Label:     label,
+		Size:      reflect.ValueOf(items).Len(),
+		Items:     items,
+		Templates: template,
+	}
+
+	index, _, err := prompt.Run()
+	return index, err
+}
+
+func promptText(label, regex, defaultValue string) (string, error) {
+	validate := func(input string) error {
+		regex := regexp.MustCompile(regex)
+		if !regex.MatchString(input) {
+			return fmt.Errorf("invalid value, expected: %s", regex)
+		}
+		return nil
+	}
+
+	prompt := promptui.Prompt{
+		Label:    label,
+		Default:  defaultValue,
+		Validate: validate,
+	}
+
+	return prompt.Run()
+}
+
+func promptConfirm(label string) (bool, error) {
+	r, err := promptText(label+" [y/n]", "^y|n$", "")
+	if err != nil {
+		return false, err
+	}
+	return r == "y", nil
+}

go.mod

@@ -6,5 +6,6 @@ require (
 	github.com/Masterminds/semver v1.5.0
 	github.com/cpuguy83/go-md2man/v2 v2.0.0 // indirect
 	github.com/kelseyhightower/envconfig v1.4.0
-	github.com/urfave/cli/v2 v2.2.0
+	github.com/manifoldco/promptui v0.8.0
+	github.com/urfave/cli/v2 v2.3.0
 )

go.sum

@@ -1,19 +1,44 @@
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/Masterminds/semver v1.5.0 h1:H65muMkzWKEuNDnfl9d70GUjFniHKHRbFPGBuZ3QEww=
 github.com/Masterminds/semver v1.5.0/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
+github.com/chzyer/logex v1.1.10 h1:Swpa1K6QvQznwJRcfTfQJmTE72DqScAa40E+fbHEXEE=
+github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
+github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e h1:fY5BOSpyZCqRo5OhCuC+XN+r/bBCmeuuJtjz+bCNIf8=
+github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
+github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1 h1:q763qf9huN11kDQavWsoZXJNW3xEE4JJyHa5Q25/sd8=
+github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSYgptZMwQh2aRr3LuazLJIa+Pg3Kc1ylSYVY=
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/cpuguy83/go-md2man/v2 v2.0.0 h1:EoUDS0afbrsXAZ9YQ9jdu/mZ2sXgT1/2yyNng4PGlyM=
 github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
+github.com/juju/ansiterm v0.0.0-20180109212912-720a0952cc2a h1:FaWFmfWdAUKbSCtOU2QjDaorUexogfaMgbipgYATUMU=
+github.com/juju/ansiterm v0.0.0-20180109212912-720a0952cc2a/go.mod h1:UJSiEoRfvx3hP73CvoARgeLjaIOjybY9vj8PUPPFGeU=
 github.com/kelseyhightower/envconfig v1.4.0 h1:Im6hONhd3pLkfDFsbRgu68RDNkGF1r3dvMUtDTo2cv8=
 github.com/kelseyhightower/envconfig v1.4.0/go.mod h1:cccZRl6mQpaq41TPp5QxidR+Sa3axMbJDNb//FQX6Gg=
+github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
+github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
+github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
+github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/lunixbochs/vtclean v0.0.0-20180621232353-2d01aacdc34a h1:weJVJJRzAJBFRlAiJQROKQs8oC9vOxvm4rZmBBk0ONw=
+github.com/lunixbochs/vtclean v0.0.0-20180621232353-2d01aacdc34a/go.mod h1:pHhQNgMf3btfWnGBVipUOjRYhoOsdGqdm/+2c2E2WMI=
+github.com/manifoldco/promptui v0.8.0 h1:R95mMF+McvXZQ7j1g8ucVZE1gLP3Sv6j9vlF9kyRqQo=
+github.com/manifoldco/promptui v0.8.0/go.mod h1:n4zTdgP0vr0S3w7/O/g98U+e0gwLScEXGwov2nIKuGQ=
+github.com/mattn/go-colorable v0.0.9 h1:UVL0vNpWh04HeJXV0KLcaT7r06gOH2l4OW6ddYRUIY4=
+github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
+github.com/mattn/go-isatty v0.0.4 h1:bnP0vzxcAdeI1zdubAl5PjU6zsERjGZb7raWodagDYs=
+github.com/mattn/go-isatty v0.0.4/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/russross/blackfriday/v2 v2.0.1 h1:lPqVAte+HuHNfhJ/0LC98ESWRz8afy9tM/0RK8m9o+Q=
 github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/shurcooL/sanitized_anchor_name v1.0.0 h1:PdmoCO6wvbs+7yrJyMORt4/BmY5IYyJwS/kOiWx8mHo=
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
-github.com/urfave/cli/v2 v2.2.0 h1:JTTnM6wKzdA0Jqodd966MVj4vWbbquZykeX1sKbe2C4=
-github.com/urfave/cli/v2 v2.2.0/go.mod h1:SE9GqnLQmjVa0iPEY0f1w3ygNIYcIJ0OKPMoW2caLfQ=
+github.com/urfave/cli/v2 v2.3.0 h1:qph92Y649prgesehzOrQjdWyxFOp/QVM+6imKHad91M=
+github.com/urfave/cli/v2 v2.3.0/go.mod h1:LJmUH05zAU44vOAcrfzZQKsZbVcdbOG8rtL3/XcUArI=
+golang.org/x/sys v0.0.0-20181122145206-62eef0e2fa9b h1:MQE+LT/ABUuuvEZ+YQAMSXindAdUh7slEmAkup74op4=
+golang.org/x/sys v0.0.0-20181122145206-62eef0e2fa9b/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

sv/git.go

@@ -4,6 +4,7 @@ import (
 	"bufio"
 	"bytes"
 	"fmt"
+	"os"
 	"os/exec"
 	"regexp"
 	"strings"
@@ -26,6 +27,7 @@ const (
 type Git interface {
 	Describe() string
 	Log(initialTag, endTag string) ([]GitCommitLog, error)
+	Commit(header, body, footer string) error
 	Tag(version semver.Version) error
 	Tags() ([]GitTag, error)
 	Branch() string
@@ -92,6 +94,14 @@ func (g GitImpl) Log(initialTag, endTag string) ([]GitCommitLog, error) {
 	return parseLogOutput(g.messageMetadata, string(out)), nil
 }
 
+// Commit runs git commit
+func (g GitImpl) Commit(header, body, footer string) error {
+	cmd := exec.Command("git", "commit", "-m", header, "-m", "", "-m", body, "-m", "", "-m", footer)
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	return cmd.Run()
+}
+
 // Tag create a git tag
 func (g GitImpl) Tag(version semver.Version) error {
 	tag := fmt.Sprintf(g.tagPattern, version.Major(), version.Minor(), version.Patch())

sv/validatemessage.go

@@ -7,20 +7,25 @@ import (
 	"strings"
 )
 
+const breakingChangeKey = "BREAKING CHANGE"
+
 // ValidateMessageProcessor interface.
 type ValidateMessageProcessor interface {
 	SkipBranch(branch string) bool
 	Validate(message string) error
 	Enhance(branch string, message string) (string, error)
+	IssueID(branch string) (string, error)
+	Format(ctype, scope, subject, body, issue, breakingChanges string) (string, string, string)
 }
 
 // NewValidateMessageProcessor ValidateMessageProcessorImpl constructor
-func NewValidateMessageProcessor(skipBranches, supportedTypes []string, issueKeyName, branchIssueRegex string) *ValidateMessageProcessorImpl {
+func NewValidateMessageProcessor(skipBranches, supportedTypes []string, issueKeyName, branchIssueRegex, issueRegex string) *ValidateMessageProcessorImpl {
 	return &ValidateMessageProcessorImpl{
 		skipBranches:     skipBranches,
 		supportedTypes:   supportedTypes,
 		issueKeyName:     issueKeyName,
 		branchIssueRegex: branchIssueRegex,
+		issueRegex:       issueRegex,
 	}
 }
 
@@ -30,6 +35,7 @@ type ValidateMessageProcessorImpl struct {
 	supportedTypes   []string
 	issueKeyName     string
 	branchIssueRegex string
+	issueRegex       string
 }
 
 // SkipBranch check if branch should be ignored.
@@ -55,17 +61,15 @@ func (p ValidateMessageProcessorImpl) Enhance(branch string, message string) (st
 		return "", nil //enhance disabled
 	}
 
-	r, err := regexp.Compile(p.branchIssueRegex)
+	issue, err := p.IssueID(branch)
 	if err != nil {
-		return "", fmt.Errorf("could not compile issue regex: %s, error: %v", p.branchIssueRegex, err.Error())
+		return "", err
 	}
-
-	groups := r.FindStringSubmatch(branch)
-	if len(groups) != 4 {
+	if issue == "" {
 		return "", fmt.Errorf("could not find issue id using configured regex")
 	}
 
-	footer := fmt.Sprintf("%s: %s", p.issueKeyName, groups[2])
+	footer := fmt.Sprintf("%s: %s", p.issueKeyName, issue)
 
 	if !hasFooter(message) {
 		return "\n" + footer, nil
@@ -74,8 +78,46 @@ func (p ValidateMessageProcessorImpl) Enhance(branch string, message string) (st
 	return footer, nil
 }
 
+// IssueID try to extract issue id from branch, return empty if not found
+func (p ValidateMessageProcessorImpl) IssueID(branch string) (string, error) {
+	r, err := regexp.Compile(p.branchIssueRegex)
+	if err != nil {
+		return "", fmt.Errorf("could not compile issue regex: %s, error: %v", p.branchIssueRegex, err.Error())
+	}
+
+	groups := r.FindStringSubmatch(branch)
+	if len(groups) != 4 {
+		return "", nil
+	}
+	return groups[2], nil
+}
+
+// Format format commit message to header, body and footer
+func (p ValidateMessageProcessorImpl) Format(ctype, scope, subject, body, issue, breakingChanges string) (string, string, string) {
+	var header strings.Builder
+	header.WriteString(ctype)
+	if scope != "" {
+		header.WriteString("(" + scope + ")")
+	}
+	header.WriteString(": ")
+	header.WriteString(subject)
+
+	var footer strings.Builder
+	if breakingChanges != "" {
+		footer.WriteString(fmt.Sprintf("%s: %s", breakingChangeKey, breakingChanges))
+	}
+	if issue != "" {
+		if footer.Len() > 0 {
+			footer.WriteString("\n")
+		}
+		footer.WriteString(fmt.Sprintf("%s: %s", p.issueKeyName, issue))
+	}
+
+	return header.String(), body, footer.String()
+}
+
 func hasFooter(message string) bool {
-	r := regexp.MustCompile("^[a-zA-Z-]+: .*|^[a-zA-Z-]+ #.*|^BREAKING CHANGE: .*")
+	r := regexp.MustCompile("^[a-zA-Z-]+: .*|^[a-zA-Z-]+ #.*|^" + breakingChangeKey + ": .*")
 
 	scanner := bufio.NewScanner(strings.NewReader(message))
 	lines := 0

sv/validatemessage_test.go

@@ -4,7 +4,10 @@ import (
 	"testing"
 )
 
-var issueRegex = "^([a-z]+\\/)?([A-Z]+-[0-9]+)(-.*)?"
+const (
+	branchIssueRegex = "^([a-z]+\\/)?([A-Z]+-[0-9]+)(-.*)?"
+	issueRegex       = "[A-Z]+-[0-9]+"
+)
 
 // messages samples start
 var fullMessage = `fix: correct minor typos in code
@@ -43,7 +46,7 @@ BREAKING CHANGE: refactor to use JavaScript features not available in Node 6.`
 // multiline samples end
 
 func TestValidateMessageProcessorImpl_Validate(t *testing.T) {
-	p := NewValidateMessageProcessor([]string{"develop", "master"}, []string{"feat", "fix"}, "jira", issueRegex)
+	p := NewValidateMessageProcessor([]string{"develop", "master"}, []string{"feat", "fix"}, "jira", branchIssueRegex, issueRegex)
 
 	tests := []struct {
 		name    string
@@ -76,7 +79,7 @@ func TestValidateMessageProcessorImpl_Validate(t *testing.T) {
 }
 
 func TestValidateMessageProcessorImpl_Enhance(t *testing.T) {
-	p := NewValidateMessageProcessor([]string{"develop", "master"}, []string{"feat", "fix"}, "jira", issueRegex)
+	p := NewValidateMessageProcessor([]string{"develop", "master"}, []string{"feat", "fix"}, "jira", branchIssueRegex, issueRegex)
 
 	tests := []struct {
 		name    string