constructors return pointer

node/expr/assign_op/assign.go

@@ -9,7 +9,7 @@ type Assign struct {
 }
 
 func NewAssign(variable node.Node, expression node.Node) node.Node {
-	return Assign{
+	return &Assign{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/assign_ref.go

@@ -9,7 +9,7 @@ type AssignRef struct {
 }
 
 func NewAssignRef(variable node.Node, expression node.Node) node.Node {
-	return AssignRef{
+	return &AssignRef{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/bitwise_and.go

@@ -9,7 +9,7 @@ type BitwiseAnd struct {
 }
 
 func NewBitwiseAnd(variable node.Node, expression node.Node) node.Node {
-	return BitwiseAnd{
+	return &BitwiseAnd{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/bitwise_or.go

@@ -9,7 +9,7 @@ type BitwiseOr struct {
 }
 
 func NewBitwiseOr(variable node.Node, expression node.Node) node.Node {
-	return BitwiseOr{
+	return &BitwiseOr{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/bitwise_xor.go

@@ -9,7 +9,7 @@ type BitwiseXor struct {
 }
 
 func NewBitwiseXor(variable node.Node, expression node.Node) node.Node {
-	return BitwiseXor{
+	return &BitwiseXor{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/concat.go

@@ -9,7 +9,7 @@ type Concat struct {
 }
 
 func NewConcat(variable node.Node, expression node.Node) node.Node {
-	return Concat{
+	return &Concat{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/div.go

@@ -9,7 +9,7 @@ type Div struct {
 }
 
 func NewDiv(variable node.Node, expression node.Node) node.Node {
-	return Div{
+	return &Div{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/minus.go

@@ -9,7 +9,7 @@ type Minus struct {
 }
 
 func NewMinus(variable node.Node, expression node.Node) node.Node {
-	return Minus{
+	return &Minus{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/mod.go

@@ -9,7 +9,7 @@ type Mod struct {
 }
 
 func NewMod(variable node.Node, expression node.Node) node.Node {
-	return Mod{
+	return &Mod{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/mul.go

@@ -9,7 +9,7 @@ type Mul struct {
 }
 
 func NewMul(variable node.Node, expression node.Node) node.Node {
-	return Mul{
+	return &Mul{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/plus.go

@@ -9,7 +9,7 @@ type Plus struct {
 }
 
 func NewPlus(variable node.Node, expression node.Node) node.Node {
-	return Plus{
+	return &Plus{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/pow.go

@@ -9,7 +9,7 @@ type Pow struct {
 }
 
 func NewPow(variable node.Node, expression node.Node) node.Node {
-	return Pow{
+	return &Pow{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/shift_left.go

@@ -9,7 +9,7 @@ type ShiftLeft struct {
 }
 
 func NewShiftLeft(variable node.Node, expression node.Node) node.Node {
-	return ShiftLeft{
+	return &ShiftLeft{
 		AssignOp{
 			map[string]interface{}{},
 			nil,

node/expr/assign_op/shift_right.go

@@ -9,7 +9,7 @@ type ShiftRight struct {
 }
 
 func NewShiftRight(variable node.Node, expression node.Node) node.Node {
-	return ShiftRight{
+	return &ShiftRight{
 		AssignOp{
 			map[string]interface{}{},
 			nil,