Add rpn command

djpianalto.com/goff/exts/fun.go

@@ -2,8 +2,10 @@ package exts
 
 import (
 	"fmt"
-	"github.com/dustinpianalto/disgoman"
 	"strconv"
+
+	"djpianalto.com/goff/djpianalto.com/goff/utils"
+	"github.com/dustinpianalto/disgoman"
 )
 
 func interleave(ctx disgoman.Context, args []string) {
@@ -47,3 +49,11 @@ func deinterleave(ctx disgoman.Context, args []string) {
 		ctx.Send(fmt.Sprintf("(%v, %v)", x, y))
 	}
 }
+
+func rpn(ctx disgoman.Context, args []string) {
+	rpn, err := utils.GenerateRPN(args)
+	if err != nil {
+		ctx.Send(err.Error())
+	}
+	ctx.Send(rpn)
+}

djpianalto.com/goff/exts/init.go

@@ -186,4 +186,13 @@ func AddCommandHandlers(h *disgoman.CommandManager) {
 		RequiredPermissions: 0,
 		Invoke:              deinterleave,
 	})
+	_ = h.AddCommand(&disgoman.Command{
+		Name:                "rpn",
+		Aliases:             []string{"d"},
+		Description:         "Convert infix to rpn",
+		OwnerOnly:           false,
+		Hidden:              false,
+		RequiredPermissions: 0,
+		Invoke:              rpn,
+	})
 }