flags pkg : but im not convinced this is right

tag/tag.go

@@ -1,10 +1,26 @@
 package tag
 
 import (
+	"flag"
 	"fmt"
+
+	"github.com/brtholomy/um/go/flags"
+)
+
+const (
+	query  flags.Flag = "query"
+	invert flags.Flag = "invert"
 )
 
 func Tag(args []string) {
-	fmt.Println("tag")
-	fmt.Println(args)
+	tagFlags := flag.NewFlagSet("tag", flag.ExitOnError)
+	tagQuery := tagFlags.String(string(query), "", "tag query")
+	tagInvert := tagFlags.Bool(string(invert), false, "invert match")
+
+	tagFlags.Parse(flags.PrependFlagToArgs(args, query))
+
+	fmt.Printf("query: %#v\n", *tagQuery)
+	fmt.Printf("invert: %#v\n", *tagInvert)
+	fmt.Printf("args: %#v\n", tagFlags.Args())
+	tagFlags.Usage()
 }