feat: allow to disable checksum pipe (#1760)

Signed-off-by: Carlos Alexandro Becker <caarlos0@gmail.com>

internal/pipe/checksums/checksums.go

@@ -11,6 +11,7 @@ import (
 
 	"github.com/apex/log"
 	"github.com/goreleaser/goreleaser/internal/artifact"
+	"github.com/goreleaser/goreleaser/internal/pipe"
 	"github.com/goreleaser/goreleaser/internal/semerrgroup"
 	"github.com/goreleaser/goreleaser/internal/tmpl"
 	"github.com/goreleaser/goreleaser/pkg/context"
@@ -36,6 +37,9 @@ func (Pipe) Default(ctx *context.Context) error {
 
 // Run the pipe.
 func (Pipe) Run(ctx *context.Context) (err error) {
+	if ctx.Config.Checksum.Disable {
+		return pipe.Skip("checksum.disable is set")
+	}
 	artifactList := ctx.Artifacts.Filter(
 		artifact.Or(
 			artifact.ByType(artifact.UploadableArchive),

internal/pipe/checksums/checksums_test.go

@@ -6,6 +6,7 @@ import (
 	"testing"
 
 	"github.com/goreleaser/goreleaser/internal/artifact"
+	"github.com/goreleaser/goreleaser/internal/testlib"
 	"github.com/goreleaser/goreleaser/pkg/config"
 	"github.com/goreleaser/goreleaser/pkg/context"
 
@@ -57,6 +58,22 @@ func TestPipe(t *testing.T) {
 	assert.Contains(t, string(bts), "61d034473102d7dac305902770471fd50f4c5b26f6831a56dd90b5184b3c30fc  binary.tar.gz")
 }
 
+func TestPipeSkipTrue(t *testing.T) {
+	folder, err := ioutil.TempDir("", "goreleasertest")
+	assert.NoError(t, err)
+	var ctx = context.New(
+		config.Project{
+			Dist: folder,
+			Checksum: config.Checksum{
+				Disable: true,
+			},
+		},
+	)
+	err = Pipe{}.Run(ctx)
+	testlib.AssertSkipped(t, err)
+	assert.EqualError(t, err, `checksum.disable is set`)
+}
+
 func TestPipeFileNotExist(t *testing.T) {
 	folder, err := ioutil.TempDir("", "goreleasertest")
 	assert.NoError(t, err)

pkg/config/config.go

@@ -393,6 +393,7 @@ type Snapshot struct {
 type Checksum struct {
 	NameTemplate string `yaml:"name_template,omitempty"`
 	Algorithm    string `yaml:"algorithm,omitempty"`
+	Disable      bool   `yaml:"disable,omitempty"`
 }
 
 // Docker image config.

www/docs/customization/checksum.md

@@ -18,6 +18,10 @@ checksum:
   # Accepted options are sha256, sha512, sha1, crc32, md5, sha224 and sha384.
   # Default is sha256.
   algorithm: sha256
+
+  # Disable the generation/upload of the checksum file.
+  # Default is false.
+  disable: true
 ```
 
 !!! tip