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-rw-r--r--pkg/lang/vm/value/data.go4
1 files changed, 4 insertions, 0 deletions
diff --git a/pkg/lang/vm/value/data.go b/pkg/lang/vm/value/data.go
index e51904e..18e1b3d 100644
--- a/pkg/lang/vm/value/data.go
+++ b/pkg/lang/vm/value/data.go
@@ -155,6 +155,10 @@ func (f FunctionData) WithEnv(env mem.Ptr) FunctionData {
 	return FunctionData{pc: f.pc, args: f.args, env: env, native: f.native}
 }
 
+func (f FunctionData) WithArgs(args uint) FunctionData {
+	return FunctionData{pc: f.pc, args: args, env: f.env, native: f.native}
+}
+
 func (f FunctionData) String(_ mem.Mem) (string, error) {
 	if f.native != nil {
 		return fmt.Sprintf("<fn(%d) native>", f.args), nil