diff --git a/comment/tokenNames.go b/comment/tokenNames.go
index 70175f3..cff630f 100644
--- a/comment/tokenNames.go
+++ b/comment/tokenNames.go
@@ -162,3 +162,163 @@ const (
 	GreaterToken          // '>'
 	DotToken              // '.'
 )
+
+var TokenNames = map[TokenName]string{
+	UnknownToken:                "UnknownToken",
+	IncludeToken:                "IncludeToken",
+	IncludeOnceToken:            "IncludeOnceToken",
+	ExitToken:                   "ExitToken",
+	IfToken:                     "IfToken",
+	LnumberToken:                "LnumberToken",
+	DnumberToken:                "DnumberToken",
+	StringToken:                 "StringToken",
+	StringVarnameToken:          "StringVarnameToken",
+	VariableToken:               "VariableToken",
+	NumStringToken:              "NumStringToken",
+	InlineHTMLToken:             "InlineHTMLToken",
+	EncapsedAndWhitespaceToken:  "EncapsedAndWhitespaceToken",
+	ConstantEncapsedStringToken: "ConstantEncapsedStringToken",
+	EchoToken:                   "EchoToken",
+	DoToken:                     "DoToken",
+	WhileToken:                  "WhileToken",
+	EndwhileToken:               "EndwhileToken",
+	ForToken:                    "ForToken",
+	EndforToken:                 "EndforToken",
+	ForeachToken:                "ForeachToken",
+	EndforeachToken:             "EndforeachToken",
+	DeclareToken:                "DeclareToken",
+	EnddeclareToken:             "EnddeclareToken",
+	AsToken:                     "AsToken",
+	SwitchToken:                 "SwitchToken",
+	EndswitchToken:              "EndswitchToken",
+	CaseToken:                   "CaseToken",
+	DefaultToken:                "DefaultToken",
+	BreakToken:                  "BreakToken",
+	ContinueToken:               "ContinueToken",
+	GotoToken:                   "GotoToken",
+	FunctionToken:               "FunctionToken",
+	ConstToken:                  "ConstToken",
+	ReturnToken:                 "ReturnToken",
+	TryToken:                    "TryToken",
+	CatchToken:                  "CatchToken",
+	FinallyToken:                "FinallyToken",
+	ThrowToken:                  "ThrowToken",
+	UseToken:                    "UseToken",
+	InsteadofToken:              "InsteadofToken",
+	GlobalToken:                 "GlobalToken",
+	VarToken:                    "VarToken",
+	UnsetToken:                  "UnsetToken",
+	IssetToken:                  "IssetToken",
+	EmptyToken:                  "EmptyToken",
+	ClassToken:                  "ClassToken",
+	TraitToken:                  "TraitToken",
+	InterfaceToken:              "InterfaceToken",
+	ExtendsToken:                "ExtendsToken",
+	ImplementsToken:             "ImplementsToken",
+	DoubleArrowToken:            "DoubleArrowToken",
+	ListToken:                   "ListToken",
+	ArrayToken:                  "ArrayToken",
+	CallableToken:               "CallableToken",
+	ClassCToken:                 "ClassCToken",
+	TraitCToken:                 "TraitCToken",
+	MethodCToken:                "MethodCToken",
+	FuncCToken:                  "FuncCToken",
+	LineToken:                   "LineToken",
+	FileToken:                   "FileToken",
+	StartHeredocToken:           "StartHeredocToken",
+	DollarOpenCurlyBracesToken:  "DollarOpenCurlyBracesToken",
+	CurlyOpenToken:              "CurlyOpenToken",
+	PaamayimNekudotayimToken:    "PaamayimNekudotayimToken",
+	NamespaceToken:              "NamespaceToken",
+	NsCToken:                    "NsCToken",
+	DirToken:                    "DirToken",
+	NsSeparatorToken:            "NsSeparatorToken",
+	EllipsisToken:               "EllipsisToken",
+	EvalToken:                   "EvalToken",
+	RequireToken:                "RequireToken",
+	RequireOnceToken:            "RequireOnceToken",
+	LogicalOrToken:              "LogicalOrToken",
+	LogicalXorToken:             "LogicalXorToken",
+	LogicalAndToken:             "LogicalAndToken",
+	InstanceofToken:             "InstanceofToken",
+	NewToken:                    "NewToken",
+	CloneToken:                  "CloneToken",
+	ElseifToken:                 "ElseifToken",
+	ElseToken:                   "ElseToken",
+	EndifToken:                  "EndifToken",
+	PrintToken:                  "PrintToken",
+	YieldToken:                  "YieldToken",
+	StaticToken:                 "StaticToken",
+	AbstractToken:               "AbstractToken",
+	FinalToken:                  "FinalToken",
+	PrivateToken:                "PrivateToken",
+	ProtectedToken:              "ProtectedToken",
+	PublicToken:                 "PublicToken",
+	IncToken:                    "IncToken",
+	DecToken:                    "DecToken",
+	YieldFromToken:              "YieldFromToken",
+	ObjectOperatorToken:         "ObjectOperatorToken",
+	IntCastToken:                "IntCastToken",
+	DoubleCastToken:             "DoubleCastToken",
+	StringCastToken:             "StringCastToken",
+	ArrayCastToken:              "ArrayCastToken",
+	ObjectCastToken:             "ObjectCastToken",
+	BoolCastToken:               "BoolCastToken",
+	UnsetCastToken:              "UnsetCastToken",
+	CoalesceToken:               "CoalesceToken",
+	SpaceshipToken:              "SpaceshipToken",
+	PlusEqualToken:              "PlusEqualToken",
+	MinusEqualToken:             "MinusEqualToken",
+	MulEqualToken:               "MulEqualToken",
+	PowEqualToken:               "PowEqualToken",
+	DivEqualToken:               "DivEqualToken",
+	ConcatEqualToken:            "ConcatEqualToken",
+	ModEqualToken:               "ModEqualToken",
+	AndEqualToken:               "AndEqualToken",
+	OrEqualToken:                "OrEqualToken",
+	XorEqualToken:               "XorEqualToken",
+	SlEqualToken:                "SlEqualToken",
+	SrEqualToken:                "SrEqualToken",
+	BooleanOrToken:              "BooleanOrToken",
+	BooleanAndToken:             "BooleanAndToken",
+	PowToken:                    "PowToken",
+	SlToken:                     "SlToken",
+	SrToken:                     "SrToken",
+	IsIdenticalToken:            "IsIdenticalToken",
+	IsNotIdenticalToken:         "IsNotIdenticalToken",
+	IsEqualToken:                "IsEqualToken",
+	IsNotEqualToken:             "IsNotEqualToken",
+	IsSmallerOrEqualToken:       "IsSmallerOrEqualToken",
+	IsGreaterOrEqualToken:       "IsGreaterOrEqualToken",
+	HaltCompilerToken:           "HaltCompilerToken",
+	IdentifierToken:             "IdentifierToken",
+	CaseSeparatorToken:          "CaseSeparatorToken",
+	DoubleQuoteToken:            "DoubleQuoteToken",
+	BackquoteToken:              "BackquoteToken",
+	OpenCurlyBracesToken:        "OpenCurlyBracesToken",
+	CloseCurlyBracesToken:       "CloseCurlyBracesToken",
+	SemiColonToken:              "SemiColonToken",
+	ColonToken:                  "ColonToken",
+	OpenParenthesisToken:        "OpenParenthesisToken",
+	CloseParenthesisToken:       "CloseParenthesisToken",
+	OpenSquareBracket:           "OpenSquareBracket",
+	CloseSquareBracket:          "CloseSquareBracket",
+	QuestionMarkToken:           "QuestionMarkToken",
+	AmpersandToken:              "AmpersandToken",
+	MinusToken:                  "MinusToken",
+	PlusToken:                   "PlusToken",
+	ExclamationMarkToken:        "ExclamationMarkToken",
+	TildeToken:                  "TildeToken",
+	AtToken:                     "AtToken",
+	DollarToken:                 "DollarToken",
+	CommaToken:                  "CommaToken",
+	VerticalBarToken:            "VerticalBarToken",
+	EqualToken:                  "EqualToken",
+	CaretToken:                  "CaretToken",
+	AsteriskToken:               "AsteriskToken",
+	SlashToken:                  "SlashToken",
+	PercentToken:                "PercentToken",
+	LessToken:                   "LessToken",
+	GreaterToken:                "GreaterToken",
+	DotToken:                    "DotToken",
+}
diff --git a/visitor/dumper.go b/visitor/dumper.go
index 6930f1b..0cf56e1 100644
--- a/visitor/dumper.go
+++ b/visitor/dumper.go
@@ -6,6 +6,7 @@ import (
 	"io"
 	"reflect"
 
+	"github.com/z7zmey/php-parser/comment"
 	"github.com/z7zmey/php-parser/node"
 	"github.com/z7zmey/php-parser/parser"
 
@@ -44,7 +45,7 @@ func (d Dumper) EnterNode(w walker.Walkable) bool {
 		if c := d.Comments[n]; len(c) > 0 {
 			fmt.Fprintf(d.Writer, "%v\"Comments\":\n", d.Indent+"  ")
 			for _, cc := range c {
-				fmt.Fprintf(d.Writer, "%v%q\n", d.Indent+"    ", cc)
+				fmt.Fprintf(d.Writer, "%v%q before %q\n", d.Indent+"    ", cc, comment.TokenNames[cc.TokenName()])
 			}
 		}
 	}
diff --git a/visitor/dumper_test.go b/visitor/dumper_test.go
index f6bad0f..cb3094c 100644
--- a/visitor/dumper_test.go
+++ b/visitor/dumper_test.go
@@ -111,7 +111,7 @@ func ExampleDumper() {
 	//|                     [*expr.Variable]
 	//|                       "Position": Pos{Line: 8-8 Pos: 124-127};
 	//|                       "Comments":
-	//|                         "// some comment\n"
+	//|                         "// some comment\n" before "VariableToken"
 	//|                       "VarName":
 	//|                         [*node.Identifier]
 	//|                           "Position": Pos{Line: 8-8 Pos: 124-127};