build: cleanup base build interface.

pkg/prebuild/cfg/core.go

@@ -9,20 +9,20 @@ import "fmt"
 type BaseInterface interface {
 	Message() string
 	Name() string
-	Usage() string
+	Usage() []string
 }
 
 type Base struct {
 	Msg     string
 	Keyword string
-	Help    string
+	Help    []string
 }
 
 func (b Base) Name() string {
 	return b.Keyword
 }
 
-func (b Base) Usage() string {
+func (b Base) Usage() []string {
 	return b.Help
 }
 
@@ -41,7 +41,9 @@ func Help[T BaseInterface](name string, tasks map[string]T) string {
 func Usage[T BaseInterface](name string, tasks map[string]T) string {
 	res := fmt.Sprintf("%s\n", name)
 	for _, t := range tasks {
-		res += fmt.Sprintf("    %s\n", t.Usage())
+		for _, h := range t.Usage() {
+			res += fmt.Sprintf("    #aa:%s %s\n", t.Name(), h)
+		}
 	}
 	return res
 }

pkg/prebuild/cfg/core_test.go

@@ -5,6 +5,7 @@
 package cfg
 
 import (
+	"slices"
 	"strings"
 	"testing"
 )
@@ -17,7 +18,7 @@ func TestBase_Helpers(t *testing.T) {
 	}{
 		{
 			name: "base",
-			b:    Base{Keyword: "test", Help: "test", Msg: "test"},
+			b:    Base{Keyword: "test", Help: []string{"test"}, Msg: "test"},
 			want: "test",
 		},
 	}
@@ -26,7 +27,7 @@ func TestBase_Helpers(t *testing.T) {
 			if got := tt.b.Name(); got != tt.want {
 				t.Errorf("Base.Name() = %v, want %v", got, tt.want)
 			}
-			if got := tt.b.Usage(); got != tt.want {
+			if got := tt.b.Usage(); !slices.Equal(got, []string{tt.want}) {
 				t.Errorf("Base.Usage() = %v, want %v", got, tt.want)
 			}
 			if got := tt.b.Message(); got != tt.want {
@@ -45,8 +46,8 @@ func TestHelp(t *testing.T) {
 		{
 			name: "one",
 			tasks: map[string]Base{
-				"one": {Keyword: "one", Help: "one", Msg: "one"},
-				"two": {Keyword: "two", Help: "two", Msg: "two"},
+				"one": {Keyword: "one", Help: []string{"one"}, Msg: "one"},
+				"two": {Keyword: "two", Help: []string{"two"}, Msg: "two"},
 			},
 			want: `one`,
 		},

pkg/prebuild/directive/dbus.go

@@ -35,10 +35,12 @@ func init() {
 		Base: cfg.Base{
 			Keyword: "dbus",
 			Msg:     "Dbus directive applied",
-			Help: `#aa:dbus own bus=<bus> name=<name> [interface=AARE] [path=AARE]
-    #aa:dbus talk bus=<bus> name=<name> label=<profile> [interface=AARE] [path=AARE]`,
-		},
-	})
+			Help: []string{
+				"own bus=<bus> name=<name> [interface=AARE] [path=AARE]",
+				"talk bus=<bus> name=<name> label=<profile> [interface=AARE] [path=AARE]",
+			},
+		}},
+	)
 }
 
 func setInterfaces(rules map[string]string) []string {

pkg/prebuild/directive/exec.go

@@ -25,7 +25,7 @@ func init() {
 		Base: cfg.Base{
 			Keyword: "exec",
 			Msg:     "Exec directive applied",
-			Help:    Keyword + `exec [P|U|p|u|PU|pu|] profiles...`,
+			Help:    []string{"[P|U|p|u|PU|pu|] profiles..."},
 		},
 	})
 }

pkg/prebuild/directive/filter.go

@@ -25,14 +25,14 @@ func init() {
 		Base: cfg.Base{
 			Keyword: "only",
 			Msg:     "Only directive applied",
-			Help:    Keyword + `only filters...`,
+			Help:    []string{"filters..."},
 		},
 	})
 	RegisterDirective(&FilterExclude{
 		Base: cfg.Base{
 			Keyword: "exclude",
 			Msg:     "Exclude directive applied",
-			Help:    Keyword + `exclude filters...`,
+			Help:    []string{"filters..."},
 		},
 	})
 }

pkg/prebuild/directive/stack.go

@@ -33,7 +33,7 @@ func init() {
 		Base: cfg.Base{
 			Keyword: "stack",
 			Msg:     "Stack directive applied",
-			Help:    Keyword + `stack [X] profiles...`,
+			Help:    []string{"[X] profiles..."},
 		},
 	})
 }