refactor: using tmpl on checksums as well

pipeline/checksums/checksums.go

@@ -3,11 +3,9 @@
 package checksums
 
 import (
-	"bytes"
 	"fmt"
 	"os"
 	"path/filepath"
-	"text/template"
 
 	"github.com/apex/log"
 	"golang.org/x/sync/errgroup"
@@ -15,6 +13,7 @@ import (
 	"github.com/goreleaser/goreleaser/checksum"
 	"github.com/goreleaser/goreleaser/context"
 	"github.com/goreleaser/goreleaser/internal/artifact"
+	"github.com/goreleaser/goreleaser/internal/tmpl"
 )
 
 // Pipe for checksums
@@ -34,7 +33,7 @@ func (Pipe) Default(ctx *context.Context) error {
 
 // Run the pipe
 func (Pipe) Run(ctx *context.Context) (err error) {
-	filename, err := filenameFor(ctx)
+	filename, err := tmpl.New(ctx).Apply(ctx.Config.Checksum.NameTemplate)
 	if err != nil {
 		return err
 	}
@@ -83,25 +82,3 @@ func checksums(file *os.File, artifact artifact.Artifact) error {
 	_, err = file.WriteString(fmt.Sprintf("%v  %v\n", sha, artifact.Name))
 	return err
 }
-
-func filenameFor(ctx *context.Context) (string, error) {
-	var out bytes.Buffer
-	t, err := template.New("checksums").
-		Option("missingkey=error").
-		Parse(ctx.Config.Checksum.NameTemplate)
-	if err != nil {
-		return "", err
-	}
-	err = t.Execute(&out, struct {
-		ProjectName string
-		Tag         string
-		Version     string
-		Env         map[string]string
-	}{
-		ProjectName: ctx.Config.ProjectName,
-		Tag:         ctx.Git.CurrentTag,
-		Version:     ctx.Version,
-		Env:         ctx.Env,
-	})
-	return out.String(), err
-}

pipeline/checksums/checksums_test.go

@@ -31,6 +31,7 @@ func TestPipe(t *testing.T) {
 			},
 		},
 	)
+	ctx.Git.CurrentTag = "1.2.3"
 	ctx.Env = map[string]string{"FOO": "bar"}
 	ctx.Artifacts.Add(artifact.Artifact{
 		Name: binary,
@@ -65,6 +66,7 @@ func TestPipeFileNotExist(t *testing.T) {
 			},
 		},
 	)
+	ctx.Git.CurrentTag = "1.2.3"
 	ctx.Artifacts.Add(artifact.Artifact{
 		Name: "nope",
 		Path: "/nope",
@@ -77,8 +79,8 @@ func TestPipeFileNotExist(t *testing.T) {
 
 func TestPipeInvalidNameTemplate(t *testing.T) {
 	for template, eerr := range map[string]string{
-		"{{ .Pro }_checksums.txt": `template: checksums:1: unexpected "}" in operand`,
+		"{{ .Pro }_checksums.txt": `template: tmpl:1: unexpected "}" in operand`,
-		"{{.Env.NOPE}}":           `template: checksums:1:6: executing "checksums" at <.Env.NOPE>: map has no entry for key "NOPE"`,
+		"{{.Env.NOPE}}":           `template: tmpl:1:6: executing "tmpl" at <.Env.NOPE>: map has no entry for key "NOPE"`,
 	} {
 		t.Run(template, func(tt *testing.T) {
 			folder, err := ioutil.TempDir("", "goreleasertest")
@@ -92,6 +94,7 @@ func TestPipeInvalidNameTemplate(t *testing.T) {
 					},
 				},
 			)
+			ctx.Git.CurrentTag = "1.2.3"
 			ctx.Artifacts.Add(artifact.Artifact{
 				Name: "whatever",
 				Type: artifact.UploadableBinary,
@@ -116,6 +119,7 @@ func TestPipeCouldNotOpenChecksumsTxt(t *testing.T) {
 			},
 		},
 	)
+	ctx.Git.CurrentTag = "1.2.3"
 	ctx.Artifacts.Add(artifact.Artifact{
 		Name: "whatever",
 		Type: artifact.UploadableBinary,