migrate

internal/functions/types.go

@@ -11,6 +11,7 @@ type Function interface {
 	Types() []string
 	Definition() string
 	IsAsync() bool
+	Arguments() []reflect.Type
 	Call(context.Context, []any) (any, error)
 }
 
@@ -48,6 +49,17 @@ func (b *functionImpl[A, R]) Function() any {
 	return b.fn
 }
 
+func (b *functionImpl[A, R]) Arguments() []reflect.Type {
+	var allTypes []reflect.Type
+
+	rType := reflect.TypeFor[A]()
+	for i := range rType.NumField() {
+		allTypes = append(allTypes, rType.Field(i).Type)
+	}
+
+	return allTypes
+}
+
 func (b *functionImpl[A, R]) Call(ctx context.Context, allArgs []any) (any, error) {
 	return b.CallGeneric(ctx, allArgs)
 }