Merge branch 'master' into name-template

pipeline/brew/brew.go

@@ -12,6 +12,7 @@ import (
 	"github.com/google/go-github/github"
 	"github.com/goreleaser/releaser/config"
 	"github.com/goreleaser/releaser/name"
+	"github.com/goreleaser/releaser/sha256sum"
 	"github.com/goreleaser/releaser/split"
 	"golang.org/x/oauth2"
 )
@@ -22,6 +23,7 @@ const formulae = `class {{ .Name }} < Formula
   url "https://github.com/{{ .Repo }}/releases/download/{{ .Tag }}/{{ .File }}.{{ .Format }}"
   head "https://github.com/{{ .Repo }}.git"
   version "{{ .Tag }}"
+  sha256 "{{ .SHA256 }}"
 
   def install
     bin.install "{{ .BinaryName }}"
@@ -37,7 +39,7 @@ end
 `
 
 type templateData struct {
-	Name, Desc, Homepage, Repo, Tag, BinaryName, Caveats, File, Format string
+	Name, Desc, Homepage, Repo, Tag, BinaryName, Caveats, File, Format, SHA256 string
 }
 
 // Pipe for brew deployment
@@ -67,7 +69,7 @@ func (Pipe) Run(config config.ProjectConfig) error {
 	if err != nil {
 		return err
 	}
-	sha, err := sha(client, owner, repo, name, out)
+	sha, err := formulaeSHA(client, owner, repo, name, out)
 	if err != nil {
 		return err
 	}
@@ -85,7 +87,7 @@ func (Pipe) Run(config config.ProjectConfig) error {
 	return err
 }
 
-func sha(client *github.Client, owner, repo, name string, out bytes.Buffer) (*string, error) {
+func formulaeSHA(client *github.Client, owner, repo, name string, out bytes.Buffer) (*string, error) {
 	file, _, _, err := client.Repositories.GetContents(
 		owner, repo, name, &github.RepositoryContentGetOptions{},
 	)
@@ -119,7 +121,11 @@ func dataFor(config config.ProjectConfig, client *github.Client) (result templat
 	owner, repo := split.OnSlash(config.Repo)
 	rep, _, err := client.Repositories.Get(owner, repo)
 	if err != nil {
-		return result, err
+		return
+	}
+	sum, err := sha256sum.For("dist/" + config.BinaryName + "_Darwin_x86_64." + config.Archive.Format)
+	if err != nil {
+		return
 	}
 	if rep.Homepage != nil && *rep.Homepage != "" {
 		homepage = *rep.Homepage
@@ -145,6 +151,7 @@ func dataFor(config config.ProjectConfig, client *github.Client) (result templat
 		Caveats:    config.Brew.Caveats,
 		File:       file,
 		Format:     config.Archive.Format,
+		SHA256:     sum,
 	}, err
 }
 

pipeline/brew/brew_test.go

@@ -27,6 +27,7 @@ var defaultTemplateData = templateData{
 	Repo:       "caarlos0/test",
 	Tag:        "v0.1.3",
 	File:       "test_#{%x(uname -s).gsub(/\\n/, '')}_#{%x(uname -m).gsub(/\\n/, '')}",
+	SHA256:     "1633f61598ab0791e213135923624eb342196b3494909c91899bcd0560f84c68",
 	Format:     "tar.gz",
 }
 
@@ -34,10 +35,11 @@ func assertDefaultTemplateData(t *testing.T, formulae string) {
 	assert := assert.New(t)
 	assert.Contains(formulae, "class Test < Formula")
 	assert.Contains(formulae, "homepage \"https://google.com\"")
-	assert.Contains(formulae, "url \"https://github.com/caarlos0/test/releases/download/v0.1.3/test_#{%x(uname -s).gsub(/\\n/, '')}_#{%x(uname -m).gsub(/\\n/, '')}.tar.gz\"")
-	assert.Contains(formulae, "head \"https://github.com/caarlos0/test.git\"")
+	assert.Contains(formulae, "url \"https://github.com/caarlos0/test/releases/download/v0.1.3/test_Darwin_x86_64.tar.gz\"")
+	assert.Contains(formulae, "sha256 \"1633f61598ab0791e213135923624eb342196b3494909c91899bcd0560f84c68\"")
 	assert.Contains(formulae, "version \"v0.1.3\"")
 	assert.Contains(formulae, "bin.install \"test\"")
+
 }
 
 func TestFullFormulae(t *testing.T) {

sha256sum/sha256.go

@@ -0,0 +1,25 @@
+package sha256sum
+
+import (
+	"crypto/sha256"
+	"encoding/hex"
+	"io"
+	"os"
+)
+
+func For(path string) (result string, err error) {
+	file, err := os.Open(path)
+	if err != nil {
+		return
+	}
+	defer func() { _ = file.Close() }()
+
+	hash := sha256.New()
+	_, err = io.Copy(hash, file)
+	if err != nil {
+		return
+	}
+
+	result = hex.EncodeToString(hash.Sum(nil))
+	return
+}