rename meta to freefloating; refactoring

node/expr/assign/n_assign.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Assign node
 type Assign struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewAssign node constructor
 func NewAssign(Variable node.Node, Expression node.Node) *Assign {
 	return &Assign{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Assign) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Assign) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Assign) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_assign_ref.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Reference node
 type Reference struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewReference node constructor
 func NewReference(Variable node.Node, Expression node.Node) *Reference {
 	return &Reference{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Reference) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Reference) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Reference) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_bitwise_and.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // BitwiseAnd node
 type BitwiseAnd struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewBitwiseAnd node constructor
 func NewBitwiseAnd(Variable node.Node, Expression node.Node) *BitwiseAnd {
 	return &BitwiseAnd{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *BitwiseAnd) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *BitwiseAnd) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *BitwiseAnd) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_bitwise_or.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // BitwiseOr node
 type BitwiseOr struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewBitwiseOr node constructor
 func NewBitwiseOr(Variable node.Node, Expression node.Node) *BitwiseOr {
 	return &BitwiseOr{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *BitwiseOr) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *BitwiseOr) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *BitwiseOr) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_bitwise_xor.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // BitwiseXor node
 type BitwiseXor struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewBitwiseXor node constructor
 func NewBitwiseXor(Variable node.Node, Expression node.Node) *BitwiseXor {
 	return &BitwiseXor{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *BitwiseXor) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *BitwiseXor) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *BitwiseXor) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_concat.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Concat node
 type Concat struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewConcat node constructor
 func NewConcat(Variable node.Node, Expression node.Node) *Concat {
 	return &Concat{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Concat) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Concat) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Concat) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_div.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Div node
 type Div struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewDiv node constructor
 func NewDiv(Variable node.Node, Expression node.Node) *Div {
 	return &Div{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Div) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Div) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Div) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_minus.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Minus node
 type Minus struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewMinus node constructor
 func NewMinus(Variable node.Node, Expression node.Node) *Minus {
 	return &Minus{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Minus) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Minus) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Minus) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_mod.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Mod node
 type Mod struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewMod node constructor
 func NewMod(Variable node.Node, Expression node.Node) *Mod {
 	return &Mod{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Mod) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Mod) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Mod) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_mul.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Mul node
 type Mul struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewMul node constructor
 func NewMul(Variable node.Node, Expression node.Node) *Mul {
 	return &Mul{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Mul) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Mul) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Mul) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_plus.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Plus node
 type Plus struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewPlus node constructor
 func NewPlus(Variable node.Node, Expression node.Node) *Plus {
 	return &Plus{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Plus) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Plus) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Plus) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_pow.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Pow node
 type Pow struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewPow node constructor
 func NewPow(Variable node.Node, Expression node.Node) *Pow {
 	return &Pow{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Pow) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Pow) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Pow) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_shift_left.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // ShiftLeft node
 type ShiftLeft struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewShiftLeft node constructor
 func NewShiftLeft(Variable node.Node, Expression node.Node) *ShiftLeft {
 	return &ShiftLeft{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *ShiftLeft) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ShiftLeft) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ShiftLeft) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/n_shift_right.go

@@ -1,7 +1,7 @@
 package assign
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // ShiftRight node
 type ShiftRight struct {
-	Meta       meta.Collection
-	Position   *position.Position
-	Variable   node.Node
-	Expression node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Expression   node.Node
 }
 
 // NewShiftRight node constructor
 func NewShiftRight(Variable node.Node, Expression node.Node) *ShiftRight {
 	return &ShiftRight{
-		Variable:   Variable,
-		Expression: Expression,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Expression:   Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *ShiftRight) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ShiftRight) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ShiftRight) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/assign/t_assign_op_test.go

@@ -2,14 +2,13 @@ package assign_test
 
 import (
 	"bytes"
-	"reflect"
 	"testing"
 
+	"gotest.tools/assert"
+
 	"github.com/z7zmey/php-parser/node/expr/assign"
 	"github.com/z7zmey/php-parser/position"
 
-	"github.com/kylelemons/godebug/pretty"
-
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/node/expr"
 	"github.com/z7zmey/php-parser/node/name"
@@ -18,18 +17,6 @@ import (
 	"github.com/z7zmey/php-parser/php7"
 )
 
-func assertEqual(t *testing.T, expected interface{}, actual interface{}) {
-	if !reflect.DeepEqual(expected, actual) {
-		diff := pretty.Compare(expected, actual)
-
-		if diff != "" {
-			t.Errorf("diff: (-expected +actual)\n%s", diff)
-		} else {
-			t.Errorf("expected and actual are not equal\n")
-		}
-	}
-}
-
 func TestReference(t *testing.T) {
 	src := `<? $a =& $b;`
 
@@ -97,12 +84,12 @@ func TestReference(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestReferenceNew(t *testing.T) {
@@ -182,12 +169,12 @@ func TestReferenceNew(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestReferenceArgs(t *testing.T) {
@@ -304,12 +291,12 @@ func TestReferenceArgs(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestAssign(t *testing.T) {
@@ -379,12 +366,12 @@ func TestAssign(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestBitwiseAnd(t *testing.T) {
@@ -454,12 +441,12 @@ func TestBitwiseAnd(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestBitwiseOr(t *testing.T) {
@@ -529,12 +516,12 @@ func TestBitwiseOr(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestBitwiseXor(t *testing.T) {
@@ -604,12 +591,12 @@ func TestBitwiseXor(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestConcat(t *testing.T) {
@@ -679,12 +666,12 @@ func TestConcat(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestDiv(t *testing.T) {
@@ -754,12 +741,12 @@ func TestDiv(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestMinus(t *testing.T) {
@@ -829,12 +816,12 @@ func TestMinus(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestMod(t *testing.T) {
@@ -904,12 +891,12 @@ func TestMod(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestMul(t *testing.T) {
@@ -979,12 +966,12 @@ func TestMul(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestPlus(t *testing.T) {
@@ -1054,12 +1041,12 @@ func TestPlus(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestPow(t *testing.T) {
@@ -1129,12 +1116,12 @@ func TestPow(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestShiftLeft(t *testing.T) {
@@ -1204,12 +1191,12 @@ func TestShiftLeft(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestShiftRight(t *testing.T) {
@@ -1279,10 +1266,10 @@ func TestShiftRight(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }

node/expr/assign/t_freefloating_test.go

@@ -0,0 +1,81 @@
+package assign_test
+
+import (
+	"testing"
+
+	"gotest.tools/assert"
+
+	"github.com/z7zmey/php-parser/freefloating"
+	"github.com/z7zmey/php-parser/node"
+	"github.com/z7zmey/php-parser/node/expr/assign"
+)
+
+var expected freefloating.Collection = freefloating.Collection{
+	freefloating.Start: []freefloating.String{
+		{
+			StringType: freefloating.WhiteSpaceType,
+			Value:      "    ",
+			Position:   nil,
+		},
+		{
+			StringType: freefloating.CommentType,
+			Value:      "//comment\n",
+			Position:   nil,
+		},
+	},
+}
+
+var nodes = []node.Node{
+	&assign.Reference{
+		FreeFloating: expected,
+	},
+	&assign.Assign{
+		FreeFloating: expected,
+	},
+	&assign.BitwiseAnd{
+		FreeFloating: expected,
+	},
+	&assign.BitwiseOr{
+		FreeFloating: expected,
+	},
+	&assign.BitwiseXor{
+		FreeFloating: expected,
+	},
+	&assign.Concat{
+		FreeFloating: expected,
+	},
+	&assign.Div{
+		FreeFloating: expected,
+	},
+	&assign.Minus{
+		FreeFloating: expected,
+	},
+	&assign.Mod{
+		FreeFloating: expected,
+	},
+	&assign.Mul{
+		FreeFloating: expected,
+	},
+	&assign.Plus{
+		FreeFloating: expected,
+	},
+	&assign.Pow{
+		FreeFloating: expected,
+	},
+	&assign.ShiftLeft{
+		FreeFloating: expected,
+	},
+	&assign.ShiftRight{
+		FreeFloating: expected,
+	},
+	&assign.ShiftRight{
+		FreeFloating: expected,
+	},
+}
+
+func TestMeta(t *testing.T) {
+	for _, n := range nodes {
+		actual := *n.GetFreeFloating()
+		assert.DeepEqual(t, expected, actual)
+	}
+}

node/expr/assign/t_meta_test.go

@@ -1,49 +0,0 @@
-package assign_test
-
-import (
-	"testing"
-
-	"github.com/z7zmey/php-parser/node/expr/assign"
-
-	"github.com/z7zmey/php-parser/meta"
-
-	"github.com/z7zmey/php-parser/node"
-)
-
-var nodes = []node.Node{
-	&assign.Reference{},
-	&assign.Assign{},
-	&assign.BitwiseAnd{},
-	&assign.BitwiseOr{},
-	&assign.BitwiseXor{},
-	&assign.Concat{},
-	&assign.Div{},
-	&assign.Minus{},
-	&assign.Mod{},
-	&assign.Mul{},
-	&assign.Plus{},
-	&assign.Pow{},
-	&assign.ShiftLeft{},
-	&assign.ShiftRight{},
-	&assign.ShiftRight{},
-}
-
-func TestMeta(t *testing.T) {
-	expected := &meta.Collection{
-		&meta.Data{
-			Value:    "//comment\n",
-			Type:     meta.CommentType,
-			Position: nil,
-		},
-		&meta.Data{
-			Value:    "    ",
-			Type:     meta.WhiteSpaceType,
-			Position: nil,
-		},
-	}
-	for _, n := range nodes {
-		n.GetMeta().Push(*expected...)
-		actual := n.GetMeta()
-		assertEqual(t, expected, actual)
-	}
-}

node/expr/assign/t_position_test.go

@@ -3,6 +3,8 @@ package assign_test
 import (
 	"testing"
 
+	"gotest.tools/assert"
+
 	"github.com/z7zmey/php-parser/position"
 )
 
@@ -11,6 +13,6 @@ func TestPosition(t *testing.T) {
 	for _, n := range nodes {
 		n.SetPosition(expected)
 		actual := n.GetPosition()
-		assertEqual(t, expected, actual)
+		assert.DeepEqual(t, expected, actual)
 	}
 }

node/expr/assign/t_visitor_test.go

@@ -1,15 +1,13 @@
 package assign_test
 
 import (
-	"reflect"
 	"testing"
 
-	"github.com/z7zmey/php-parser/node/expr/assign"
-
-	"github.com/kylelemons/godebug/pretty"
+	"gotest.tools/assert"
 
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/node/expr"
+	"github.com/z7zmey/php-parser/node/expr/assign"
 	"github.com/z7zmey/php-parser/walker"
 )
 
@@ -24,7 +22,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.Assign{
@@ -32,7 +30,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.BitwiseAnd{
@@ -40,7 +38,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.BitwiseOr{
@@ -48,7 +46,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.BitwiseXor{
@@ -56,7 +54,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.Concat{
@@ -64,7 +62,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.Div{
@@ -72,7 +70,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.Minus{
@@ -80,7 +78,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.Mod{
@@ -88,7 +86,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.Mul{
@@ -96,7 +94,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.Plus{
@@ -104,7 +102,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.Pow{
@@ -112,7 +110,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.ShiftLeft{
@@ -120,7 +118,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&assign.ShiftRight{
@@ -128,7 +126,7 @@ var nodesToTest = []struct {
 			Expression: &expr.Variable{},
 		},
 		[]string{"Variable", "Expression"},
-		map[string]interface{}{},
+		nil,
 	},
 }
 
@@ -150,31 +148,25 @@ func (v *visitorMock) LeaveChildList(key string, w walker.Walkable) {}
 
 func TestVisitorDisableChildren(t *testing.T) {
 	for _, tt := range nodesToTest {
-		v := &visitorMock{false, nil}
+		v := &visitorMock{false, []string{}}
 		tt.node.Walk(v)
 
 		expected := []string{}
 		actual := v.visitedKeys
 
-		diff := pretty.Compare(expected, actual)
-		if diff != "" {
-			t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
-		}
+		assert.DeepEqual(t, expected, actual)
 	}
 }
 
 func TestVisitor(t *testing.T) {
 	for _, tt := range nodesToTest {
-		v := &visitorMock{true, nil}
+		v := &visitorMock{true, []string{}}
 		tt.node.Walk(v)
 
 		expected := tt.expectedVisitedKeys
 		actual := v.visitedKeys
 
-		diff := pretty.Compare(expected, actual)
-		if diff != "" {
-			t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
-		}
+		assert.DeepEqual(t, expected, actual)
 	}
 }
 
@@ -185,9 +177,6 @@ func TestNameAttributes(t *testing.T) {
 		expected := tt.expectedAttributes
 		actual := tt.node.Attributes()
 
-		diff := pretty.Compare(expected, actual)
-		if diff != "" {
-			t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
-		}
+		assert.DeepEqual(t, expected, actual)
 	}
 }

node/expr/binary/n_bitwise_and.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // BitwiseAnd node
 type BitwiseAnd struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewBitwiseAnd node constructor
 func NewBitwiseAnd(Variable node.Node, Expression node.Node) *BitwiseAnd {
 	return &BitwiseAnd{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *BitwiseAnd) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *BitwiseAnd) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *BitwiseAnd) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_bitwise_or.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // BitwiseOr node
 type BitwiseOr struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewBitwiseOr node constructor
 func NewBitwiseOr(Variable node.Node, Expression node.Node) *BitwiseOr {
 	return &BitwiseOr{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *BitwiseOr) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *BitwiseOr) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *BitwiseOr) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_bitwise_xor.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // BitwiseXor node
 type BitwiseXor struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewBitwiseXor node constructor
 func NewBitwiseXor(Variable node.Node, Expression node.Node) *BitwiseXor {
 	return &BitwiseXor{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *BitwiseXor) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *BitwiseXor) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *BitwiseXor) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_boolean_and.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // BooleanAnd node
 type BooleanAnd struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewBooleanAnd node constructor
 func NewBooleanAnd(Variable node.Node, Expression node.Node) *BooleanAnd {
 	return &BooleanAnd{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *BooleanAnd) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *BooleanAnd) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *BooleanAnd) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_boolean_or.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // BooleanOr node
 type BooleanOr struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewBooleanOr node constructor
 func NewBooleanOr(Variable node.Node, Expression node.Node) *BooleanOr {
 	return &BooleanOr{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *BooleanOr) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *BooleanOr) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *BooleanOr) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_coalesce.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Coalesce node
 type Coalesce struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewCoalesce node constructor
 func NewCoalesce(Variable node.Node, Expression node.Node) *Coalesce {
 	return &Coalesce{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Coalesce) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Coalesce) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Coalesce) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_concat.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Concat node
 type Concat struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewConcat node constructor
 func NewConcat(Variable node.Node, Expression node.Node) *Concat {
 	return &Concat{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Concat) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Concat) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Concat) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_div.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Div node
 type Div struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewDiv node constructor
 func NewDiv(Variable node.Node, Expression node.Node) *Div {
 	return &Div{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Div) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Div) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Div) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_equal.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Equal node
 type Equal struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewEqual node constructor
 func NewEqual(Variable node.Node, Expression node.Node) *Equal {
 	return &Equal{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Equal) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Equal) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Equal) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_greater.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Greater node
 type Greater struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewGreater node constructor
 func NewGreater(Variable node.Node, Expression node.Node) *Greater {
 	return &Greater{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Greater) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Greater) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Greater) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_greater_or_equal.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // GreaterOrEqual node
 type GreaterOrEqual struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewGreaterOrEqual node constructor
 func NewGreaterOrEqual(Variable node.Node, Expression node.Node) *GreaterOrEqual {
 	return &GreaterOrEqual{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *GreaterOrEqual) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *GreaterOrEqual) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *GreaterOrEqual) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_identical.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Identical node
 type Identical struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewIdentical node constructor
 func NewIdentical(Variable node.Node, Expression node.Node) *Identical {
 	return &Identical{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Identical) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Identical) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Identical) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_logical_and.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // LogicalAnd node
 type LogicalAnd struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewLogicalAnd node constructor
 func NewLogicalAnd(Variable node.Node, Expression node.Node) *LogicalAnd {
 	return &LogicalAnd{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *LogicalAnd) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *LogicalAnd) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *LogicalAnd) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_logical_or.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // LogicalOr node
 type LogicalOr struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewLogicalOr node constructor
 func NewLogicalOr(Variable node.Node, Expression node.Node) *LogicalOr {
 	return &LogicalOr{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *LogicalOr) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *LogicalOr) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *LogicalOr) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_logical_xor.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // LogicalXor node
 type LogicalXor struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewLogicalXor node constructor
 func NewLogicalXor(Variable node.Node, Expression node.Node) *LogicalXor {
 	return &LogicalXor{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *LogicalXor) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *LogicalXor) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *LogicalXor) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_minus.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Minus node
 type Minus struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewMinus node constructor
 func NewMinus(Variable node.Node, Expression node.Node) *Minus {
 	return &Minus{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Minus) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Minus) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Minus) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_mod.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Mod node
 type Mod struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewMod node constructor
 func NewMod(Variable node.Node, Expression node.Node) *Mod {
 	return &Mod{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Mod) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Mod) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Mod) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_mul.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Mul node
 type Mul struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewMul node constructor
 func NewMul(Variable node.Node, Expression node.Node) *Mul {
 	return &Mul{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Mul) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Mul) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Mul) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_not_equal.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // NotEqual node
 type NotEqual struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewNotEqual node constructor
 func NewNotEqual(Variable node.Node, Expression node.Node) *NotEqual {
 	return &NotEqual{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *NotEqual) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *NotEqual) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *NotEqual) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_not_identical.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // NotIdentical node
 type NotIdentical struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewNotIdentical node constructor
 func NewNotIdentical(Variable node.Node, Expression node.Node) *NotIdentical {
 	return &NotIdentical{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *NotIdentical) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *NotIdentical) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *NotIdentical) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_plus.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Plus node
 type Plus struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewPlus node constructor
 func NewPlus(Variable node.Node, Expression node.Node) *Plus {
 	return &Plus{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Plus) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Plus) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Plus) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_pow.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Pow node
 type Pow struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewPow node constructor
 func NewPow(Variable node.Node, Expression node.Node) *Pow {
 	return &Pow{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Pow) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Pow) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Pow) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_shift_left.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // ShiftLeft node
 type ShiftLeft struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewShiftLeft node constructor
 func NewShiftLeft(Variable node.Node, Expression node.Node) *ShiftLeft {
 	return &ShiftLeft{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *ShiftLeft) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ShiftLeft) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ShiftLeft) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_shift_right.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // ShiftRight node
 type ShiftRight struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewShiftRight node constructor
 func NewShiftRight(Variable node.Node, Expression node.Node) *ShiftRight {
 	return &ShiftRight{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *ShiftRight) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ShiftRight) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ShiftRight) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_smaller.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Smaller node
 type Smaller struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewSmaller node constructor
 func NewSmaller(Variable node.Node, Expression node.Node) *Smaller {
 	return &Smaller{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Smaller) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Smaller) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Smaller) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_smaller_or_equal.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // SmallerOrEqual node
 type SmallerOrEqual struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewSmallerOrEqual node constructor
 func NewSmallerOrEqual(Variable node.Node, Expression node.Node) *SmallerOrEqual {
 	return &SmallerOrEqual{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *SmallerOrEqual) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *SmallerOrEqual) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *SmallerOrEqual) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/n_spaceship.go

@@ -1,7 +1,7 @@
 package binary
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // Spaceship node
 type Spaceship struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Left     node.Node
-	Right    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Left         node.Node
+	Right        node.Node
 }
 
 // NewSpaceship node constructor
 func NewSpaceship(Variable node.Node, Expression node.Node) *Spaceship {
 	return &Spaceship{
-		Left:  Variable,
-		Right: Expression,
+		FreeFloating: nil,
+		Left:         Variable,
+		Right:        Expression,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *Spaceship) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Spaceship) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Spaceship) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/binary/t_binary_op_test.go

@@ -2,10 +2,9 @@ package binary_test
 
 import (
 	"bytes"
-	"reflect"
 	"testing"
 
-	"github.com/kylelemons/godebug/pretty"
+	"gotest.tools/assert"
 
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/node/expr"
@@ -16,18 +15,6 @@ import (
 	"github.com/z7zmey/php-parser/position"
 )
 
-func assertEqual(t *testing.T, expected interface{}, actual interface{}) {
-	if !reflect.DeepEqual(expected, actual) {
-		diff := pretty.Compare(expected, actual)
-
-		if diff != "" {
-			t.Errorf("diff: (-expected +actual)\n%s", diff)
-		} else {
-			t.Errorf("expected and actual are not equal\n")
-		}
-	}
-}
-
 func TestBitwiseAnd(t *testing.T) {
 	src := `<? $a & $b;`
 
@@ -95,12 +82,12 @@ func TestBitwiseAnd(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestBitwiseOr(t *testing.T) {
@@ -170,12 +157,12 @@ func TestBitwiseOr(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestBitwiseXor(t *testing.T) {
@@ -245,12 +232,12 @@ func TestBitwiseXor(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestBooleanAnd(t *testing.T) {
@@ -320,12 +307,12 @@ func TestBooleanAnd(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestBooleanOr(t *testing.T) {
@@ -395,12 +382,12 @@ func TestBooleanOr(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestCoalesce(t *testing.T) {
@@ -470,7 +457,7 @@ func TestCoalesce(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestConcat(t *testing.T) {
@@ -540,12 +527,12 @@ func TestConcat(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestDiv(t *testing.T) {
@@ -615,12 +602,12 @@ func TestDiv(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestEqual(t *testing.T) {
@@ -690,12 +677,12 @@ func TestEqual(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestGreaterOrEqual(t *testing.T) {
@@ -765,12 +752,12 @@ func TestGreaterOrEqual(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestGreater(t *testing.T) {
@@ -840,12 +827,12 @@ func TestGreater(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestIdentical(t *testing.T) {
@@ -915,12 +902,12 @@ func TestIdentical(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestLogicalAnd(t *testing.T) {
@@ -990,12 +977,12 @@ func TestLogicalAnd(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestLogicalOr(t *testing.T) {
@@ -1065,12 +1052,12 @@ func TestLogicalOr(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestLogicalXor(t *testing.T) {
@@ -1140,12 +1127,12 @@ func TestLogicalXor(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestMinus(t *testing.T) {
@@ -1215,12 +1202,12 @@ func TestMinus(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestMod(t *testing.T) {
@@ -1290,12 +1277,12 @@ func TestMod(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestMul(t *testing.T) {
@@ -1365,12 +1352,12 @@ func TestMul(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestNotEqual(t *testing.T) {
@@ -1440,12 +1427,12 @@ func TestNotEqual(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestNotIdentical(t *testing.T) {
@@ -1515,12 +1502,12 @@ func TestNotIdentical(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestPlus(t *testing.T) {
@@ -1590,12 +1577,12 @@ func TestPlus(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestPow(t *testing.T) {
@@ -1665,12 +1652,12 @@ func TestPow(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestShiftLeft(t *testing.T) {
@@ -1740,12 +1727,12 @@ func TestShiftLeft(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestShiftRight(t *testing.T) {
@@ -1815,12 +1802,12 @@ func TestShiftRight(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestSmallerOrEqual(t *testing.T) {
@@ -1890,12 +1877,12 @@ func TestSmallerOrEqual(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestSmaller(t *testing.T) {
@@ -1965,12 +1952,12 @@ func TestSmaller(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestSpaceship(t *testing.T) {
@@ -2040,5 +2027,5 @@ func TestSpaceship(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }

node/expr/binary/t_freefloating_test.go

@@ -0,0 +1,117 @@
+package binary_test
+
+import (
+	"testing"
+
+	"gotest.tools/assert"
+
+	"github.com/z7zmey/php-parser/freefloating"
+	"github.com/z7zmey/php-parser/node"
+	"github.com/z7zmey/php-parser/node/expr/binary"
+)
+
+var expected freefloating.Collection = freefloating.Collection{
+	freefloating.Start: []freefloating.String{
+		{
+			StringType: freefloating.WhiteSpaceType,
+			Value:      "    ",
+			Position:   nil,
+		},
+		{
+			StringType: freefloating.CommentType,
+			Value:      "//comment\n",
+			Position:   nil,
+		},
+	},
+}
+
+var nodes = []node.Node{
+	&binary.BitwiseAnd{
+		FreeFloating: expected,
+	},
+	&binary.BitwiseOr{
+		FreeFloating: expected,
+	},
+	&binary.BitwiseXor{
+		FreeFloating: expected,
+	},
+	&binary.BooleanAnd{
+		FreeFloating: expected,
+	},
+	&binary.BooleanOr{
+		FreeFloating: expected,
+	},
+	&binary.Coalesce{
+		FreeFloating: expected,
+	},
+	&binary.Concat{
+		FreeFloating: expected,
+	},
+	&binary.Div{
+		FreeFloating: expected,
+	},
+	&binary.Equal{
+		FreeFloating: expected,
+	},
+	&binary.GreaterOrEqual{
+		FreeFloating: expected,
+	},
+	&binary.Greater{
+		FreeFloating: expected,
+	},
+	&binary.Identical{
+		FreeFloating: expected,
+	},
+	&binary.LogicalAnd{
+		FreeFloating: expected,
+	},
+	&binary.LogicalOr{
+		FreeFloating: expected,
+	},
+	&binary.LogicalXor{
+		FreeFloating: expected,
+	},
+	&binary.Minus{
+		FreeFloating: expected,
+	},
+	&binary.Mod{
+		FreeFloating: expected,
+	},
+	&binary.Mul{
+		FreeFloating: expected,
+	},
+	&binary.NotEqual{
+		FreeFloating: expected,
+	},
+	&binary.NotIdentical{
+		FreeFloating: expected,
+	},
+	&binary.Plus{
+		FreeFloating: expected,
+	},
+	&binary.Pow{
+		FreeFloating: expected,
+	},
+	&binary.ShiftLeft{
+		FreeFloating: expected,
+	},
+	&binary.ShiftRight{
+		FreeFloating: expected,
+	},
+	&binary.SmallerOrEqual{
+		FreeFloating: expected,
+	},
+	&binary.Smaller{
+		FreeFloating: expected,
+	},
+	&binary.Spaceship{
+		FreeFloating: expected,
+	},
+}
+
+func TestMeta(t *testing.T) {
+	for _, n := range nodes {
+		actual := *n.GetFreeFloating()
+		assert.DeepEqual(t, expected, actual)
+	}
+}

node/expr/binary/t_meta_test.go

@@ -1,61 +0,0 @@
-package binary_test
-
-import (
-	"testing"
-
-	"github.com/z7zmey/php-parser/node/expr/binary"
-
-	"github.com/z7zmey/php-parser/meta"
-
-	"github.com/z7zmey/php-parser/node"
-)
-
-var nodes = []node.Node{
-	&binary.BitwiseAnd{},
-	&binary.BitwiseOr{},
-	&binary.BitwiseXor{},
-	&binary.BooleanAnd{},
-	&binary.BooleanOr{},
-	&binary.Coalesce{},
-	&binary.Concat{},
-	&binary.Div{},
-	&binary.Equal{},
-	&binary.GreaterOrEqual{},
-	&binary.Greater{},
-	&binary.Identical{},
-	&binary.LogicalAnd{},
-	&binary.LogicalOr{},
-	&binary.LogicalXor{},
-	&binary.Minus{},
-	&binary.Mod{},
-	&binary.Mul{},
-	&binary.NotEqual{},
-	&binary.NotIdentical{},
-	&binary.Plus{},
-	&binary.Pow{},
-	&binary.ShiftLeft{},
-	&binary.ShiftRight{},
-	&binary.SmallerOrEqual{},
-	&binary.Smaller{},
-	&binary.Spaceship{},
-}
-
-func TestMeta(t *testing.T) {
-	expected := &meta.Collection{
-		&meta.Data{
-			Value:    "//comment\n",
-			Type:     meta.CommentType,
-			Position: nil,
-		},
-		&meta.Data{
-			Value:    "    ",
-			Type:     meta.WhiteSpaceType,
-			Position: nil,
-		},
-	}
-	for _, n := range nodes {
-		n.GetMeta().Push(*expected...)
-		actual := n.GetMeta()
-		assertEqual(t, expected, actual)
-	}
-}

node/expr/binary/t_position_test.go

@@ -3,6 +3,8 @@ package binary_test
 import (
 	"testing"
 
+	"gotest.tools/assert"
+
 	"github.com/z7zmey/php-parser/position"
 )
 
@@ -11,6 +13,6 @@ func TestPosition(t *testing.T) {
 	for _, n := range nodes {
 		n.SetPosition(expected)
 		actual := n.GetPosition()
-		assertEqual(t, expected, actual)
+		assert.DeepEqual(t, expected, actual)
 	}
 }

node/expr/binary/t_visitor_test.go

@@ -1,15 +1,13 @@
 package binary_test
 
 import (
-	"reflect"
 	"testing"
 
-	"github.com/kylelemons/godebug/pretty"
-
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/node/expr"
 	"github.com/z7zmey/php-parser/node/expr/binary"
 	"github.com/z7zmey/php-parser/walker"
+	"gotest.tools/assert"
 )
 
 var nodesToTest = []struct {
@@ -23,7 +21,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.BitwiseOr{
@@ -31,7 +29,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.BitwiseXor{
@@ -39,7 +37,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.BooleanAnd{
@@ -47,7 +45,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.BooleanOr{
@@ -55,7 +53,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Coalesce{
@@ -63,7 +61,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Concat{
@@ -71,7 +69,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Div{
@@ -79,7 +77,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Equal{
@@ -87,7 +85,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.GreaterOrEqual{
@@ -95,7 +93,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Greater{
@@ -103,7 +101,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Identical{
@@ -111,7 +109,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.LogicalAnd{
@@ -119,7 +117,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.LogicalOr{
@@ -127,7 +125,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.LogicalXor{
@@ -135,7 +133,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Minus{
@@ -143,7 +141,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Mod{
@@ -151,7 +149,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Mul{
@@ -159,7 +157,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.NotEqual{
@@ -167,7 +165,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.NotIdentical{
@@ -175,7 +173,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Plus{
@@ -183,7 +181,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Pow{
@@ -191,7 +189,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.ShiftLeft{
@@ -199,7 +197,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.ShiftRight{
@@ -207,7 +205,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.SmallerOrEqual{
@@ -215,7 +213,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Smaller{
@@ -223,7 +221,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&binary.Spaceship{
@@ -231,7 +229,7 @@ var nodesToTest = []struct {
 			Right: &expr.Variable{},
 		},
 		[]string{"Left", "Right"},
-		map[string]interface{}{},
+		nil,
 	},
 }
 
@@ -253,31 +251,25 @@ func (v *visitorMock) LeaveChildList(key string, w walker.Walkable) {}
 
 func TestVisitorDisableChildren(t *testing.T) {
 	for _, tt := range nodesToTest {
-		v := &visitorMock{false, nil}
+		v := &visitorMock{false, []string{}}
 		tt.node.Walk(v)
 
 		expected := []string{}
 		actual := v.visitedKeys
 
-		diff := pretty.Compare(expected, actual)
-		if diff != "" {
-			t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
-		}
+		assert.DeepEqual(t, expected, actual)
 	}
 }
 
 func TestVisitor(t *testing.T) {
 	for _, tt := range nodesToTest {
-		v := &visitorMock{true, nil}
+		v := &visitorMock{true, []string{}}
 		tt.node.Walk(v)
 
 		expected := tt.expectedVisitedKeys
 		actual := v.visitedKeys
 
-		diff := pretty.Compare(expected, actual)
-		if diff != "" {
-			t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
-		}
+		assert.DeepEqual(t, expected, actual)
 	}
 }
 
@@ -288,9 +280,6 @@ func TestNameAttributes(t *testing.T) {
 		expected := tt.expectedAttributes
 		actual := tt.node.Attributes()
 
-		diff := pretty.Compare(expected, actual)
-		if diff != "" {
-			t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
-		}
+		assert.DeepEqual(t, expected, actual)
 	}
 }

node/expr/cast/n_cast_array.go

@@ -1,7 +1,7 @@
 package cast
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Array node
 type Array struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewArray node constructor
 func NewArray(Expr node.Node) *Array {
 	return &Array{
-		Expr: Expr,
+		FreeFloating: nil,
+		Expr:         Expr,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Array) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Array) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Array) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/cast/n_cast_bool.go

@@ -1,7 +1,7 @@
 package cast
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Bool node
 type Bool struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewBool node constructor
 func NewBool(Expr node.Node) *Bool {
 	return &Bool{
-		Expr: Expr,
+		FreeFloating: nil,
+		Expr:         Expr,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Bool) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Bool) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Bool) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/cast/n_cast_double.go

@@ -1,7 +1,7 @@
 package cast
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Double node
 type Double struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewDouble node constructor
 func NewDouble(Expr node.Node) *Double {
 	return &Double{
-		Expr: Expr,
+		FreeFloating: nil,
+		Expr:         Expr,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Double) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Double) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Double) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/cast/n_cast_int.go

@@ -1,7 +1,7 @@
 package cast
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Int node
 type Int struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewInt node constructor
 func NewInt(Expr node.Node) *Int {
 	return &Int{
-		Expr: Expr,
+		FreeFloating: nil,
+		Expr:         Expr,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Int) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Int) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Int) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/cast/n_cast_object.go

@@ -1,7 +1,7 @@
 package cast
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Object node
 type Object struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewObject node constructor
 func NewObject(Expr node.Node) *Object {
 	return &Object{
-		Expr: Expr,
+		FreeFloating: nil,
+		Expr:         Expr,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Object) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Object) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Object) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/cast/n_cast_string.go

@@ -1,7 +1,7 @@
 package cast
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // String node
 type String struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewString node constructor
 func NewString(Expr node.Node) *String {
 	return &String{
-		Expr: Expr,
+		FreeFloating: nil,
+		Expr:         Expr,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *String) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *String) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *String) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/cast/n_cast_unset.go

@@ -1,7 +1,7 @@
 package cast
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Unset node
 type Unset struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewUnset node constructor
 func NewUnset(Expr node.Node) *Unset {
 	return &Unset{
-		Expr: Expr,
+		FreeFloating: nil,
+		Expr:         Expr,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Unset) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Unset) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Unset) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/cast/t_cast_test.go

@@ -2,10 +2,9 @@ package cast_test
 
 import (
 	"bytes"
-	"reflect"
 	"testing"
 
-	"github.com/kylelemons/godebug/pretty"
+	"gotest.tools/assert"
 
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/node/expr"
@@ -16,18 +15,6 @@ import (
 	"github.com/z7zmey/php-parser/position"
 )
 
-func assertEqual(t *testing.T, expected interface{}, actual interface{}) {
-	if !reflect.DeepEqual(expected, actual) {
-		diff := pretty.Compare(expected, actual)
-
-		if diff != "" {
-			t.Errorf("diff: (-expected +actual)\n%s", diff)
-		} else {
-			t.Errorf("expected and actual are not equal\n")
-		}
-	}
-}
-
 func TestArray(t *testing.T) {
 	src := `<? (array)$a;`
 
@@ -78,12 +65,12 @@ func TestArray(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestBool(t *testing.T) {
@@ -136,12 +123,12 @@ func TestBool(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestBoolShort(t *testing.T) {
@@ -194,12 +181,12 @@ func TestBoolShort(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestDouble(t *testing.T) {
@@ -252,12 +239,12 @@ func TestDouble(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestCastFloat(t *testing.T) {
@@ -310,12 +297,12 @@ func TestCastFloat(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestInt(t *testing.T) {
@@ -368,12 +355,12 @@ func TestInt(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestIntShort(t *testing.T) {
@@ -426,12 +413,12 @@ func TestIntShort(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestObject(t *testing.T) {
@@ -484,12 +471,12 @@ func TestObject(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestString(t *testing.T) {
@@ -542,12 +529,12 @@ func TestString(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestBinaryString(t *testing.T) {
@@ -600,12 +587,12 @@ func TestBinaryString(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }
 
 func TestUnset(t *testing.T) {
@@ -658,10 +645,10 @@ func TestUnset(t *testing.T) {
 	php7parser := php7.NewParser(bytes.NewBufferString(src), "test.php")
 	php7parser.Parse()
 	actual := php7parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 
 	php5parser := php5.NewParser(bytes.NewBufferString(src), "test.php")
 	php5parser.Parse()
 	actual = php5parser.GetRootNode()
-	assertEqual(t, expected, actual)
+	assert.DeepEqual(t, expected, actual)
 }

node/expr/cast/t_freefloating_test.go

@@ -0,0 +1,57 @@
+package cast_test
+
+import (
+	"testing"
+
+	"gotest.tools/assert"
+
+	"github.com/z7zmey/php-parser/freefloating"
+	"github.com/z7zmey/php-parser/node"
+	"github.com/z7zmey/php-parser/node/expr/cast"
+)
+
+var expected freefloating.Collection = freefloating.Collection{
+	freefloating.Start: []freefloating.String{
+		{
+			StringType: freefloating.WhiteSpaceType,
+			Value:      "    ",
+			Position:   nil,
+		},
+		{
+			StringType: freefloating.CommentType,
+			Value:      "//comment\n",
+			Position:   nil,
+		},
+	},
+}
+
+var nodes = []node.Node{
+	&cast.Array{
+		FreeFloating: expected,
+	},
+	&cast.Bool{
+		FreeFloating: expected,
+	},
+	&cast.Double{
+		FreeFloating: expected,
+	},
+	&cast.Int{
+		FreeFloating: expected,
+	},
+	&cast.Object{
+		FreeFloating: expected,
+	},
+	&cast.String{
+		FreeFloating: expected,
+	},
+	&cast.Unset{
+		FreeFloating: expected,
+	},
+}
+
+func TestMeta(t *testing.T) {
+	for _, n := range nodes {
+		actual := *n.GetFreeFloating()
+		assert.DeepEqual(t, expected, actual)
+	}
+}

node/expr/cast/t_meta_test.go

@@ -1,41 +0,0 @@
-package cast_test
-
-import (
-	"testing"
-
-	"github.com/z7zmey/php-parser/node/expr/cast"
-
-	"github.com/z7zmey/php-parser/meta"
-
-	"github.com/z7zmey/php-parser/node"
-)
-
-var nodes = []node.Node{
-	&cast.Array{},
-	&cast.Bool{},
-	&cast.Double{},
-	&cast.Int{},
-	&cast.Object{},
-	&cast.String{},
-	&cast.Unset{},
-}
-
-func TestMeta(t *testing.T) {
-	expected := &meta.Collection{
-		&meta.Data{
-			Value:    "//comment\n",
-			Type:     meta.CommentType,
-			Position: nil,
-		},
-		&meta.Data{
-			Value:    "    ",
-			Type:     meta.WhiteSpaceType,
-			Position: nil,
-		},
-	}
-	for _, n := range nodes {
-		n.GetMeta().Push(*expected...)
-		actual := n.GetMeta()
-		assertEqual(t, expected, actual)
-	}
-}

node/expr/cast/t_position_test.go

@@ -3,6 +3,8 @@ package cast_test
 import (
 	"testing"
 
+	"gotest.tools/assert"
+
 	"github.com/z7zmey/php-parser/position"
 )
 
@@ -11,6 +13,6 @@ func TestPosition(t *testing.T) {
 	for _, n := range nodes {
 		n.SetPosition(expected)
 		actual := n.GetPosition()
-		assertEqual(t, expected, actual)
+		assert.DeepEqual(t, expected, actual)
 	}
 }

node/expr/cast/t_visitor_test.go

@@ -1,10 +1,9 @@
 package cast_test
 
 import (
-	"reflect"
 	"testing"
 
-	"github.com/kylelemons/godebug/pretty"
+	"gotest.tools/assert"
 
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/node/expr"
@@ -22,49 +21,49 @@ var nodesToTest = []struct {
 			Expr: &expr.Variable{},
 		},
 		[]string{"Expr"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&cast.Bool{
 			Expr: &expr.Variable{},
 		},
 		[]string{"Expr"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&cast.Double{
 			Expr: &expr.Variable{},
 		},
 		[]string{"Expr"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&cast.Int{
 			Expr: &expr.Variable{},
 		},
 		[]string{"Expr"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&cast.Object{
 			Expr: &expr.Variable{},
 		},
 		[]string{"Expr"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&cast.String{
 			Expr: &expr.Variable{},
 		},
 		[]string{"Expr"},
-		map[string]interface{}{},
+		nil,
 	},
 	{
 		&cast.Unset{
 			Expr: &expr.Variable{},
 		},
 		[]string{"Expr"},
-		map[string]interface{}{},
+		nil,
 	},
 }
 
@@ -86,31 +85,25 @@ func (v *visitorMock) LeaveChildList(key string, w walker.Walkable) {}
 
 func TestVisitorDisableChildren(t *testing.T) {
 	for _, tt := range nodesToTest {
-		v := &visitorMock{false, nil}
+		v := &visitorMock{false, []string{}}
 		tt.node.Walk(v)
 
 		expected := []string{}
 		actual := v.visitedKeys
 
-		diff := pretty.Compare(expected, actual)
-		if diff != "" {
-			t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
-		}
+		assert.DeepEqual(t, expected, actual)
 	}
 }
 
 func TestVisitor(t *testing.T) {
 	for _, tt := range nodesToTest {
-		v := &visitorMock{true, nil}
+		v := &visitorMock{true, []string{}}
 		tt.node.Walk(v)
 
 		expected := tt.expectedVisitedKeys
 		actual := v.visitedKeys
 
-		diff := pretty.Compare(expected, actual)
-		if diff != "" {
-			t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
-		}
+		assert.DeepEqual(t, expected, actual)
 	}
 }
 
@@ -121,9 +114,6 @@ func TestNameAttributes(t *testing.T) {
 		expected := tt.expectedAttributes
 		actual := tt.node.Attributes()
 
-		diff := pretty.Compare(expected, actual)
-		if diff != "" {
-			t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
-		}
+		assert.DeepEqual(t, expected, actual)
 	}
 }

node/expr/n_array.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Array node
 type Array struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Items    []node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Items        []node.Node
 }
 
 // NewArray node constructor
 func NewArray(Items []node.Node) *Array {
 	return &Array{
-		Items: Items,
+		FreeFloating: nil,
+		Items:        Items,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Array) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Array) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Array) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_array_dim_fetch.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // ArrayDimFetch node
 type ArrayDimFetch struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Variable node.Node
-	Dim      node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Dim          node.Node
 }
 
 // NewArrayDimFetch node constructor
 func NewArrayDimFetch(Variable node.Node, Dim node.Node) *ArrayDimFetch {
 	return &ArrayDimFetch{
-		Variable: Variable,
-		Dim:      Dim,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Dim:          Dim,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *ArrayDimFetch) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ArrayDimFetch) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ArrayDimFetch) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_array_item.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // ArrayItem node
 type ArrayItem struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Key      node.Node
-	Val      node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Key          node.Node
+	Val          node.Node
 }
 
 // NewArrayItem node constructor
 func NewArrayItem(Key node.Node, Val node.Node) *ArrayItem {
 	return &ArrayItem{
-		Key: Key,
-		Val: Val,
+		FreeFloating: nil,
+		Key:          Key,
+		Val:          Val,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *ArrayItem) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ArrayItem) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ArrayItem) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_bitwise_not.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // BitwiseNot node
 type BitwiseNot struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewBitwiseNot node constructor
 func NewBitwiseNot(Expression node.Node) *BitwiseNot {
 	return &BitwiseNot{
-		Expr: Expression,
+		FreeFloating: nil,
+		Expr:         Expression,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *BitwiseNot) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *BitwiseNot) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *BitwiseNot) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_boolean_not.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // BooleanNot node
 type BooleanNot struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewBooleanNot node constructor
 func NewBooleanNot(Expression node.Node) *BooleanNot {
 	return &BooleanNot{
-		Expr: Expression,
+		FreeFloating: nil,
+		Expr:         Expression,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *BooleanNot) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *BooleanNot) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *BooleanNot) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_class_const_fetch.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,7 +9,7 @@ import (
 
 // ClassConstFetch node
 type ClassConstFetch struct {
-	Meta         meta.Collection
+	FreeFloating freefloating.Collection
 	Position     *position.Position
 	Class        node.Node
 	ConstantName node.Node
@@ -18,6 +18,7 @@ type ClassConstFetch struct {
 // NewClassConstFetch node constructor
 func NewClassConstFetch(Class node.Node, ConstantName node.Node) *ClassConstFetch {
 	return &ClassConstFetch{
+		FreeFloating: nil,
 		Class:        Class,
 		ConstantName: ConstantName,
 	}
@@ -33,8 +34,8 @@ func (n *ClassConstFetch) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ClassConstFetch) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ClassConstFetch) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_clone.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Clone node
 type Clone struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewClone node constructor
 func NewClone(Expression node.Node) *Clone {
 	return &Clone{
-		Expr: Expression,
+		FreeFloating: nil,
+		Expr:         Expression,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Clone) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Clone) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Clone) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_closure.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,7 +9,7 @@ import (
 
 // Closure node
 type Closure struct {
-	Meta          meta.Collection
+	FreeFloating  freefloating.Collection
 	Position      *position.Position
 	ReturnsRef    bool
 	Static        bool
@@ -23,6 +23,7 @@ type Closure struct {
 // NewClosure node constructor
 func NewClosure(Params []node.Node, ClosureUse *ClosureUse, ReturnType node.Node, Stmts []node.Node, Static bool, ReturnsRef bool, PhpDocComment string) *Closure {
 	return &Closure{
+		FreeFloating:  nil,
 		ReturnsRef:    ReturnsRef,
 		Static:        Static,
 		PhpDocComment: PhpDocComment,
@@ -43,8 +44,8 @@ func (n *Closure) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Closure) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Closure) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_closure_use.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // ClosureUse node
 type ClosureUse struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Uses     []node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Uses         []node.Node
 }
 
 // NewClosureUse node constructor
 func NewClosureUse(Uses []node.Node) *ClosureUse {
 	return &ClosureUse{
-		Uses: Uses,
+		FreeFloating: nil,
+		Uses:         Uses,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *ClosureUse) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ClosureUse) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ClosureUse) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_const_fetch.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // ConstFetch node
 type ConstFetch struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Constant node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Constant     node.Node
 }
 
 // NewConstFetch node constructor
 func NewConstFetch(Constant node.Node) *ConstFetch {
 	return &ConstFetch{
-		Constant: Constant,
+		FreeFloating: nil,
+		Constant:     Constant,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *ConstFetch) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ConstFetch) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ConstFetch) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_empty.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Empty node
 type Empty struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewEmpty node constructor
 func NewEmpty(Expression node.Node) *Empty {
 	return &Empty{
-		Expr: Expression,
+		FreeFloating: nil,
+		Expr:         Expression,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Empty) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Empty) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Empty) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_error_suppress.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // ErrorSuppress node
 type ErrorSuppress struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewErrorSuppress node constructor
 func NewErrorSuppress(Expression node.Node) *ErrorSuppress {
 	return &ErrorSuppress{
-		Expr: Expression,
+		FreeFloating: nil,
+		Expr:         Expression,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *ErrorSuppress) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ErrorSuppress) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ErrorSuppress) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_eval.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Eval node
 type Eval struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewEval node constructor
 func NewEval(Expression node.Node) *Eval {
 	return &Eval{
-		Expr: Expression,
+		FreeFloating: nil,
+		Expr:         Expression,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Eval) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Eval) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Eval) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_exit.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,16 +9,17 @@ import (
 
 // Exit node
 type Exit struct {
-	Meta     meta.Collection
-	Die      bool
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Die          bool
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewExit node constructor
 func NewExit(Expr node.Node) *Exit {
 	return &Exit{
-		Expr: Expr,
+		FreeFloating: nil,
+		Expr:         Expr,
 	}
 }
 
@@ -32,8 +33,8 @@ func (n *Exit) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Exit) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Exit) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_function_call.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,7 +9,7 @@ import (
 
 // FunctionCall node
 type FunctionCall struct {
-	Meta         meta.Collection
+	FreeFloating freefloating.Collection
 	Position     *position.Position
 	Function     node.Node
 	ArgumentList *node.ArgumentList
@@ -18,6 +18,7 @@ type FunctionCall struct {
 // NewFunctionCall node constructor
 func NewFunctionCall(Function node.Node, ArgumentList *node.ArgumentList) *FunctionCall {
 	return &FunctionCall{
+		FreeFloating: nil,
 		Function:     Function,
 		ArgumentList: ArgumentList,
 	}
@@ -33,8 +34,8 @@ func (n *FunctionCall) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *FunctionCall) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *FunctionCall) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_include.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Include node
 type Include struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewInclude node constructor
 func NewInclude(Expression node.Node) *Include {
 	return &Include{
-		Expr: Expression,
+		FreeFloating: nil,
+		Expr:         Expression,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Include) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Include) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Include) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_include_once.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // IncludeOnce node
 type IncludeOnce struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewIncludeOnce node constructor
 func NewIncludeOnce(Expression node.Node) *IncludeOnce {
 	return &IncludeOnce{
-		Expr: Expression,
+		FreeFloating: nil,
+		Expr:         Expression,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *IncludeOnce) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *IncludeOnce) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *IncludeOnce) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_instance_of.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // InstanceOf node
 type InstanceOf struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
-	Class    node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
+	Class        node.Node
 }
 
 // NewInstanceOf node constructor
 func NewInstanceOf(Expr node.Node, Class node.Node) *InstanceOf {
 	return &InstanceOf{
-		Expr:  Expr,
-		Class: Class,
+		FreeFloating: nil,
+		Expr:         Expr,
+		Class:        Class,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *InstanceOf) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *InstanceOf) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *InstanceOf) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_isset.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Isset node
 type Isset struct {
-	Meta      meta.Collection
-	Position  *position.Position
-	Variables []node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variables    []node.Node
 }
 
 // NewIsset node constructor
 func NewIsset(Variables []node.Node) *Isset {
 	return &Isset{
-		Variables: Variables,
+		FreeFloating: nil,
+		Variables:    Variables,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Isset) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Isset) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Isset) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_list.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // List node
 type List struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Items    []node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Items        []node.Node
 }
 
 // NewList node constructor
 func NewList(Items []node.Node) *List {
 	return &List{
-		Items: Items,
+		FreeFloating: nil,
+		Items:        Items,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *List) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *List) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *List) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_method_call.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,7 +9,7 @@ import (
 
 // MethodCall node
 type MethodCall struct {
-	Meta         meta.Collection
+	FreeFloating freefloating.Collection
 	Position     *position.Position
 	Variable     node.Node
 	Method       node.Node
@@ -19,6 +19,7 @@ type MethodCall struct {
 // NewMethodCall node constructor
 func NewMethodCall(Variable node.Node, Method node.Node, ArgumentList *node.ArgumentList) *MethodCall {
 	return &MethodCall{
+		FreeFloating: nil,
 		Variable:     Variable,
 		Method:       Method,
 		ArgumentList: ArgumentList,
@@ -35,8 +36,8 @@ func (n *MethodCall) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *MethodCall) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *MethodCall) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_new.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,7 +9,7 @@ import (
 
 // New node
 type New struct {
-	Meta         meta.Collection
+	FreeFloating freefloating.Collection
 	Position     *position.Position
 	Class        node.Node
 	ArgumentList *node.ArgumentList
@@ -18,6 +18,7 @@ type New struct {
 // NewNew node constructor
 func NewNew(Class node.Node, ArgumentList *node.ArgumentList) *New {
 	return &New{
+		FreeFloating: nil,
 		Class:        Class,
 		ArgumentList: ArgumentList,
 	}
@@ -33,8 +34,8 @@ func (n *New) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *New) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *New) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_post_dec.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // PostDec node
 type PostDec struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Variable node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
 }
 
 // NewPostDec node constructor
 func NewPostDec(Variable node.Node) *PostDec {
 	return &PostDec{
-		Variable: Variable,
+		FreeFloating: nil,
+		Variable:     Variable,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *PostDec) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *PostDec) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *PostDec) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_post_inc.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // PostInc node
 type PostInc struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Variable node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
 }
 
 // NewPostInc node constructor
 func NewPostInc(Variable node.Node) *PostInc {
 	return &PostInc{
-		Variable: Variable,
+		FreeFloating: nil,
+		Variable:     Variable,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *PostInc) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *PostInc) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *PostInc) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_pre_dec.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // PreDec node
 type PreDec struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Variable node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
 }
 
 // NewPreDec node constructor
 func NewPreDec(Variable node.Node) *PreDec {
 	return &PreDec{
-		Variable: Variable,
+		FreeFloating: nil,
+		Variable:     Variable,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *PreDec) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *PreDec) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *PreDec) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_pre_inc.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // PreInc node
 type PreInc struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Variable node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
 }
 
 // NewPreInc node constructor
 func NewPreInc(Variable node.Node) *PreInc {
 	return &PreInc{
-		Variable: Variable,
+		FreeFloating: nil,
+		Variable:     Variable,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *PreInc) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *PreInc) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *PreInc) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_print.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Print node
 type Print struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewPrint node constructor
 func NewPrint(Expression node.Node) *Print {
 	return &Print{
-		Expr: Expression,
+		FreeFloating: nil,
+		Expr:         Expression,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Print) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Print) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Print) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_property_fetch.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // PropertyFetch node
 type PropertyFetch struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Variable node.Node
-	Property node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
+	Property     node.Node
 }
 
 // NewPropertyFetch node constructor
 func NewPropertyFetch(Variable node.Node, Property node.Node) *PropertyFetch {
 	return &PropertyFetch{
-		Variable: Variable,
-		Property: Property,
+		FreeFloating: nil,
+		Variable:     Variable,
+		Property:     Property,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *PropertyFetch) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *PropertyFetch) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *PropertyFetch) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_reference.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Reference node
 type Reference struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Variable node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Variable     node.Node
 }
 
 // NewReference node constructor
 func NewReference(Variable node.Node) *Reference {
 	return &Reference{
-		Variable: Variable,
+		FreeFloating: nil,
+		Variable:     Variable,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Reference) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Reference) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Reference) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_require.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // Require node
 type Require struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewRequire node constructor
 func NewRequire(Expression node.Node) *Require {
 	return &Require{
-		Expr: Expression,
+		FreeFloating: nil,
+		Expr:         Expression,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *Require) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Require) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Require) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_require_once.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // RequireOnce node
 type RequireOnce struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Expr     node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Expr         node.Node
 }
 
 // NewRequireOnce node constructor
 func NewRequireOnce(Expression node.Node) *RequireOnce {
 	return &RequireOnce{
-		Expr: Expression,
+		FreeFloating: nil,
+		Expr:         Expression,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *RequireOnce) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *RequireOnce) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *RequireOnce) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_shell_exec.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // ShellExec node
 type ShellExec struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Parts    []node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Parts        []node.Node
 }
 
 // NewShellExec node constructor
 func NewShellExec(Parts []node.Node) *ShellExec {
 	return &ShellExec{
-		Parts: Parts,
+		FreeFloating: nil,
+		Parts:        Parts,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *ShellExec) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ShellExec) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ShellExec) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_short_array.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // ShortArray node
 type ShortArray struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Items    []node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Items        []node.Node
 }
 
 // NewShortArray node constructor
 func NewShortArray(Items []node.Node) *ShortArray {
 	return &ShortArray{
-		Items: Items,
+		FreeFloating: nil,
+		Items:        Items,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *ShortArray) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ShortArray) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ShortArray) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_short_list.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,15 +9,16 @@ import (
 
 // ShortList node
 type ShortList struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Items    []node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Items        []node.Node
 }
 
 // NewShortList node constructor
 func NewShortList(Items []node.Node) *ShortList {
 	return &ShortList{
-		Items: Items,
+		FreeFloating: nil,
+		Items:        Items,
 	}
 }
 
@@ -31,8 +32,8 @@ func (n *ShortList) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *ShortList) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *ShortList) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_static_call.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,7 +9,7 @@ import (
 
 // StaticCall node
 type StaticCall struct {
-	Meta         meta.Collection
+	FreeFloating freefloating.Collection
 	Position     *position.Position
 	Class        node.Node
 	Call         node.Node
@@ -19,6 +19,7 @@ type StaticCall struct {
 // NewStaticCall node constructor
 func NewStaticCall(Class node.Node, Call node.Node, ArgumentList *node.ArgumentList) *StaticCall {
 	return &StaticCall{
+		FreeFloating: nil,
 		Class:        Class,
 		Call:         Call,
 		ArgumentList: ArgumentList,
@@ -35,8 +36,8 @@ func (n *StaticCall) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *StaticCall) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *StaticCall) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_static_property_fetch.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,17 +9,18 @@ import (
 
 // StaticPropertyFetch node
 type StaticPropertyFetch struct {
-	Meta     meta.Collection
-	Position *position.Position
-	Class    node.Node
-	Property node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Class        node.Node
+	Property     node.Node
 }
 
 // NewStaticPropertyFetch node constructor
 func NewStaticPropertyFetch(Class node.Node, Property node.Node) *StaticPropertyFetch {
 	return &StaticPropertyFetch{
-		Class:    Class,
-		Property: Property,
+		FreeFloating: nil,
+		Class:        Class,
+		Property:     Property,
 	}
 }
 
@@ -33,8 +34,8 @@ func (n *StaticPropertyFetch) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *StaticPropertyFetch) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *StaticPropertyFetch) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map

node/expr/n_ternary.go

@@ -1,7 +1,7 @@
 package expr
 
 import (
-	"github.com/z7zmey/php-parser/meta"
+	"github.com/z7zmey/php-parser/freefloating"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/position"
 	"github.com/z7zmey/php-parser/walker"
@@ -9,19 +9,20 @@ import (
 
 // Ternary node
 type Ternary struct {
-	Meta      meta.Collection
-	Position  *position.Position
-	Condition node.Node
-	IfTrue    node.Node
-	IfFalse   node.Node
+	FreeFloating freefloating.Collection
+	Position     *position.Position
+	Condition    node.Node
+	IfTrue       node.Node
+	IfFalse      node.Node
 }
 
 // NewTernary node constructor
 func NewTernary(Condition node.Node, IfTrue node.Node, IfFalse node.Node) *Ternary {
 	return &Ternary{
-		Condition: Condition,
-		IfTrue:    IfTrue,
-		IfFalse:   IfFalse,
+		FreeFloating: nil,
+		Condition:    Condition,
+		IfTrue:       IfTrue,
+		IfFalse:      IfFalse,
 	}
 }
 
@@ -35,8 +36,8 @@ func (n *Ternary) GetPosition() *position.Position {
 	return n.Position
 }
 
-func (n *Ternary) GetMeta() *meta.Collection {
-	return &n.Meta
+func (n *Ternary) GetFreeFloating() *freefloating.Collection {
+	return &n.FreeFloating
 }
 
 // Attributes returns node attributes as map