Accept shared debug bindings

flag_aliases_test.go

@@ -1,6 +1,7 @@
 package commandkit
 
 import (
+	"strconv"
 	"strings"
 	"testing"
 
@@ -313,3 +314,20 @@ func TestFlagAliasSharedSuffixAndUnavailableDestination(t *testing.T) {
 		}
 	}
 }
+
+func TestSharedDebugDeclarationValidation(t *testing.T) {
+	valid := BoolFlag(FlagMeta{Name: "debug", Short: "d"}, true, func(*struct{}, Supplied[bool]) {})
+	if _, err := New(Identity{Name: "Example"}, flagAliasCommand("run", valid)); err != nil {
+		t.Fatalf("valid debug: %v", err)
+	}
+	for _, flags := range [][]Flag[struct{}]{
+		{valid, valid},
+		{BoolFlag[struct{}](FlagMeta{Name: "debug"}, false, nil)},
+		{BoolFlag(FlagMeta{Name: "debug", Short: "h"}, false, func(*struct{}, Supplied[bool]) {})},
+		{ValueFlag(FlagMeta{Name: "debug"}, (*bool)(nil), strconv.ParseBool, func(*struct{}, Supplied[bool]) {})},
+	} {
+		if _, err := New(Identity{Name: "Example"}, flagAliasCommand("bad", flags...)); err == nil {
+			t.Fatalf("invalid binding accepted: %#v", flags)
+		}
+	}
+}