feat: format v3

cmd/chisel/cmd_info_test.go

@@ -54,7 +54,7 @@ var infoTests = []infoTest{{
 					/dir/file: {}
 			myslice2:
 				hint: Hint for mypkg1_myslice2
-				v3-essential:
+				essential:
 					mypkg1_myslice1: {}
 					mypkg2_myslice: {arch: amd64}
 	`,
@@ -70,7 +70,7 @@ var infoTests = []infoTest{{
 					/dir/file: {}
 			myslice2:
 				hint: Hint for mypkg1_myslice2
-				v3-essential:
+				essential:
 					mypkg1_myslice1: {}
 					mypkg2_myslice: {arch: amd64}
 		---
@@ -93,7 +93,7 @@ var infoTests = []infoTest{{
 					/dir/file: {}
 			myslice2:
 				hint: Hint for mypkg1_myslice2
-				v3-essential:
+				essential:
 					mypkg1_myslice1: {}
 					mypkg2_myslice: {arch: amd64}
 	`,
@@ -143,7 +143,7 @@ var infoTests = []infoTest{{
 }}
 
 var infoRelease = map[string]string{
-	"chisel.yaml": string(testutil.DefaultChiselYaml),
+	"chisel.yaml": testutil.DefaultChiselYaml,
 	"slices/mypkg1.yaml": `
 		package: mypkg1
 		essential:

internal/setup/setup.go

@@ -19,6 +19,7 @@ import (
 // Release is a collection of package slices targeting a particular
 // distribution version.
 type Release struct {
+	Format      string
 	Path        string
 	Packages    map[string]*Package
 	Archives    map[string]*Archive
@@ -449,7 +450,7 @@ func readSlices(release *Release, baseDir, dirName string) error {
 			return fmt.Errorf("cannot read slice definition file: %v", err)
 		}
 
-		pkg, err := parsePackage(baseDir, pkgName, stripBase(baseDir, pkgPath), data)
+		pkg, err := parsePackage(release.Format, pkgName, stripBase(baseDir, pkgPath), data)
 		if err != nil {
 			return err
 		}