fixes

.golangci.yml

@@ -16,7 +16,7 @@ linters:
     - exhaustivestruct
     - exhaustruct
     - exhaustive
-    - composites
+    # - composites
     # - testpackage #  _test package
     # - forbidigo # doesn't allow to use fmt.Println
 

internal/interpreter/transformer.go

@@ -40,7 +40,7 @@ func (t transformer) Transform(ctx context.Context, irprog *ir.Program) (runtime
 			},
 		}
 
-		rReceivers := make([]runtime.ReceiverConnectionSide, len(conn.ReceiverSides))
+		rReceivers := make([]runtime.ReceiverConnectionSide, 0, len(conn.ReceiverSides))
 		for _, rcvr := range conn.ReceiverSides {
 			receiverPortAddr := runtime.PortAddr{
 				Path: rcvr.PortAddr.Path,

internal/runtime/msg.go

@@ -13,21 +13,17 @@ type Msg interface {
 	Int() int64
 	Float() float64
 	Str() string
-	Vec() []Msg
-	Map() map[string]Msg
 }
 
 // Empty
 
 type emptyMsg struct{}
 
-func (emptyMsg) Bool() bool          { return false }
-func (emptyMsg) Int() int64          { return 0 }
-func (emptyMsg) Float() float64      { return 0 }
-func (emptyMsg) Str() string         { return "" }
-func (emptyMsg) Vec() []Msg          { return []Msg{} }
-func (emptyMsg) Map() map[string]Msg { return map[string]Msg{} }
-func (emptyMsg) String() string      { return "stringer not implemented" }
+func (emptyMsg) Bool() bool     { return false }
+func (emptyMsg) Int() int64     { return 0 }
+func (emptyMsg) Float() float64 { return 0 }
+func (emptyMsg) Str() string    { return "" }
+func (emptyMsg) String() string { return "()" } // stringer
 
 // Int
 

internal/runtime/runtime.go

@@ -45,13 +45,13 @@ var (
 
 func (r Runtime) Run(ctx context.Context, prog Program) (code int, err error) {
 	// FirstByName is not how this supposed to be working! There could be more "enter" and "exit" ports!
-	startPort := prog.Ports[PortAddr{Path: "main/in", Port: "enter"}]
-	if startPort == nil {
+	enter := prog.Ports[PortAddr{Path: "main/in", Port: "enter"}]
+	if enter == nil {
 		return 0, ErrStartPortNotFound
 	}
 
-	exitPort := prog.Ports[PortAddr{Path: "main/in", Port: "enter"}]
-	if exitPort == nil {
+	exit := prog.Ports[PortAddr{Path: "main/out", Port: "exit"}]
+	if exit == nil {
 		return 0, ErrExitPortNotFound
 	}
 
@@ -73,12 +73,14 @@ func (r Runtime) Run(ctx context.Context, prog Program) (code int, err error) {
 	})
 
 	go func() { // kick
-		startPort <- emptyMsg{}
+		enter <- emptyMsg{}
 	}()
 
 	var exitCode int64
 	go func() {
-		exitCode, ok = (<-exitPort).Int()
+		msg := <-exit
+		fmt.Println(msg)
+		exitCode = (<-exit).Int()
 		cancel()
 	}()