Change --format=cnb to --format=file

Signed-off-by: Javier Romero <[email protected]>

acceptance/acceptance_test.go

@@ -1236,14 +1236,14 @@ func testAcceptance(t *testing.T, when spec.G, it spec.S, packFixturesDir, packP
 			})
 		})
 
-		when("--format cnb", func() {
+		when("--format file", func() {
 			it.Before(func() {
 				h.SkipIf(t, !packSupports(packPath, "package-buildpack --format"), "format not supported")
 			})
 
 			it("creates the package", func() {
 				outputFile := filepath.Join(tmpDir, "package.cnb")
-				output, err := h.RunE(subjectPack("package-buildpack", outputFile, "--format", "cnb", "-p", filepath.Join(tmpDir, "package.toml")))
+				output, err := h.RunE(subjectPack("package-buildpack", outputFile, "--format", "file", "-p", filepath.Join(tmpDir, "package.toml")))
 				h.AssertNil(t, err)
 				h.AssertContains(t, output, fmt.Sprintf("Successfully created package '%s'", outputFile))
 				h.AssertTarball(t, outputFile)

internal/commands/package_buildpack.go

@@ -62,7 +62,7 @@ func PackageBuildpack(logger logging.Logger, client BuildpackPackager, packageCo
 	}
 	cmd.Flags().StringVarP(&flags.PackageTomlPath, "package-config", "p", "", "Path to package TOML config (required)")
 	cmd.MarkFlagRequired("package-config")
-	cmd.Flags().StringVarP(&flags.Format, "format", "f", "", `Format to save package as ("image" or "cnb")`)
+	cmd.Flags().StringVarP(&flags.Format, "format", "f", "", `Format to save package as ("image" or "file")`)
 	cmd.Flags().BoolVar(&flags.Publish, "publish", false, `Publish to registry (applies to "--image" only)`)
 	cmd.Flags().BoolVar(&flags.NoPull, "no-pull", false, "Skip pulling packages before use")
 	AddHelpFlag(cmd, "package-buildpack")

package_buildpack.go

@@ -13,7 +13,7 @@ import (
 
 const (
 	FormatImage = "image"
-	FormatCNB   = "cnb"
+	FormatFile  = "file"
 )
 
 type PackageBuildpackOptions struct {
@@ -74,7 +74,7 @@ func (c *Client) PackageBuildpack(ctx context.Context, opts PackageBuildpackOpti
 	}
 
 	switch opts.Format {
-	case FormatCNB:
+	case FormatFile:
 		return packageBuilder.SaveAsFile(opts.Name)
 	case FormatImage:
 		_, err = packageBuilder.SaveAsImage(opts.Name, opts.Publish)