feat: allow to pr scoop manifests (#3916)

follow up of #3903

Signed-off-by: Carlos A Becker <caarlos0@users.noreply.github.com>

internal/pipe/scoop/scoop.go

@@ -174,14 +174,24 @@ func doPublish(ctx *context.Context, cl client.Client) error {
 	scoop.Bucket = ref
 
 	repo := client.RepoFromRef(scoop.Bucket)
-	return cl.CreateFile(
-		ctx,
-		author,
-		repo,
-		content,
-		path.Join(scoop.Folder, manifest.Name),
-		commitMessage,
-	)
+	gpath := path.Join(scoop.Folder, manifest.Name)
+
+	if !scoop.Bucket.PullRequest.Enabled {
+		return cl.CreateFile(ctx, author, repo, content, gpath, commitMessage)
+	}
+
+	log.Info("brews.pull_request enabled, creating a PR")
+	pcl, ok := cl.(client.PullRequestOpener)
+	if !ok {
+		return fmt.Errorf("client does not support pull requests")
+	}
+
+	if err := cl.CreateFile(ctx, author, repo, content, gpath, commitMessage); err != nil {
+		return err
+	}
+
+	title := fmt.Sprintf("Updated %s to %s", ctx.Config.ProjectName, ctx.Version)
+	return pcl.OpenPullRequest(ctx, repo, scoop.Bucket.PullRequest.Base, title)
 }
 
 // Manifest represents a scoop.sh App Manifest.

internal/pipe/scoop/scoop_test.go

@@ -510,6 +510,56 @@ func Test_doRun(t *testing.T) {
 	}
 }
 
+func TestRunPipePullRequest(t *testing.T) {
+	folder := t.TempDir()
+	ctx := testctx.NewWithCfg(
+		config.Project{
+			Dist:        folder,
+			ProjectName: "foo",
+			Scoop: config.Scoop{
+				Name:        "foo",
+				Homepage:    "https://goreleaser.com",
+				Description: "Fake desc",
+				Bucket: config.RepoRef{
+					Owner:  "foo",
+					Name:   "bar",
+					Branch: "update-{{.Version}}",
+					PullRequest: config.PullRequest{
+						Enabled: true,
+					},
+				},
+			},
+		},
+		testctx.WithVersion("1.2.1"),
+		testctx.WithCurrentTag("v1.2.1"),
+	)
+	path := filepath.Join(folder, "dist/foo_windows_amd64/foo.exe")
+	ctx.Artifacts.Add(&artifact.Artifact{
+		Name:   "foo_windows_amd64.tar.gz",
+		Path:   path,
+		Goos:   "windows",
+		Goarch: "amd64",
+		Type:   artifact.UploadableArchive,
+		Extra: map[string]interface{}{
+			artifact.ExtraID:     "foo",
+			artifact.ExtraFormat: "tar.gz",
+			artifact.ExtraBinary: "foo",
+		},
+	})
+
+	require.NoError(t, os.MkdirAll(filepath.Dir(path), 0o755))
+	f, err := os.Create(path)
+	require.NoError(t, err)
+	require.NoError(t, f.Close())
+
+	client := client.NewMock()
+	require.NoError(t, doRun(ctx, client))
+	require.NoError(t, doPublish(ctx, client))
+	require.True(t, client.CreatedFile)
+	require.True(t, client.OpenedPullRequest)
+	golden.RequireEqualJSON(t, []byte(client.Content))
+}
+
 func Test_buildManifest(t *testing.T) {
 	folder := t.TempDir()
 	file := filepath.Join(folder, "archive")

internal/pipe/scoop/testdata/TestRunPipePullRequest.json.golden

@@ -0,0 +1,12 @@
+{
+    "version": "1.2.1",
+    "architecture": {
+        "64bit": {
+            "url": "https://dummyhost/download/v1.2.1/foo_windows_amd64.tar.gz",
+            "bin": null,
+            "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+        }
+    },
+    "homepage": "https://goreleaser.com",
+    "description": "Fake desc"
+}

www/docs/customization/scoop.md

@@ -40,6 +40,20 @@ scoop:
     # to GoReleaser
     token: "{{ .Env.SCOOP_TAP_GITHUB_TOKEN }}"
 
+    # Sets up pull request creation instead of just pushing to the given branch.
+    # Make sure the 'branch' property is different from base before enabling
+    # it.
+    #
+    # Since: v1.17
+    pull_request:
+      # Whether to enable it or not.
+      enabled: true
+
+      # Base branch of the PR.
+      #
+      # Default: default repository branch.
+      base: main
+
   # Folder inside the repository to put the scoop.
   #
   # Note that while scoop works if the manifests are in a folder,