add script

Author: OutOfBedlam

go.mod

@@ -11,6 +11,7 @@ require (
 	github.com/creack/pty v1.1.18
 	github.com/d5/tengo/v2 v2.16.1
 	github.com/dgraph-io/badger/v4 v4.2.0
+	github.com/dop251/goja v0.0.0-20230122112309-96b1610dd4f7
 	github.com/eclipse/paho.golang v0.21.0
 	github.com/eclipse/paho.mqtt.golang v1.4.3
 	github.com/fergusstrange/embedded-postgres v1.29.0
@@ -88,7 +89,6 @@ require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/dgraph-io/ristretto v0.1.1 // indirect
 	github.com/dlclark/regexp2 v1.11.0 // indirect
-	github.com/dop251/goja v0.0.0-20230122112309-96b1610dd4f7 // indirect
 	github.com/dustin/go-humanize v1.0.0 // indirect
 	github.com/emirpasic/gods v1.18.1 // indirect
 	github.com/fatih/color v1.13.0 // indirect

mods/tql/fm_script.go

@@ -37,6 +37,13 @@ func (x *Node) fmBridge(name string) *bridgeName {
 }
 
 func (node *Node) fmScript(args ...any) (any, error) {
+	var js_is_es6 bool
+	if flag, ok := node.pragma["es6"]; ok {
+		if b, err := strconv.ParseBool(flag); err == nil {
+			js_is_es6 = b
+		}
+	}
+
 	if len(args) == 1 {
 		text, ok := args[0].(string)
 		if !ok {
@@ -53,7 +60,7 @@ func (node *Node) fmScript(args ...any) (any, error) {
 			}
 		case string:
 			switch name {
-			case "js", "javascript":
+			case "js", "javascript", "es6":
 				initCode, mainCode := "", ""
 				if len(args) == 2 { // SCRIPT("js", "main")
 					if str, ok := args[1].(string); !ok {
@@ -75,7 +82,11 @@ func (node *Node) fmScript(args ...any) (any, error) {
 				} else {
 					goto syntaxErr
 				}
-				return node.fmScriptOtto(initCode, mainCode)
+				if name == "es6" || (js_is_es6 && name == "js") {
+					return node.fmScriptGoja(initCode, mainCode)
+				} else {
+					return node.fmScriptOtto(initCode, mainCode)
+				}
 			case "tengo":
 				if text, ok := args[1].(string); !ok {
 					goto syntaxErr