1 files changed, 1 insertions, 24 deletions

diff --git a/nodes.go b/nodes.go
index 410fa7e..29dd58f 100644
--- a/nodes.go
+++ b/nodes.go
@@ -3,18 +3,6 @@ package parsec
 import "fmt"
 
 type Node interface {
-	Pos() int
-}
-
-type Token struct {
-	pos   int
-	Value string
-}
-
-func (e Token) Pos() int { return e.pos }
-
-func NewToken(pos int, value string) Token {
-	return Token{pos, value}
 }
 
 type Error struct {
@@ -29,18 +17,7 @@ func NewError(pos int, message string) Error {
 	return Error{pos, message}
 }
 
-func IsError(n Node) bool {
+func IsError(n interface{}) bool {
 	_, isErr := n.(Error)
 	return isErr
 }
-
-type Sequence struct {
-	pos   int
-	Nodes []Node
-}
-
-func (e Sequence) Pos() int { return e.pos }
-
-func NewSequence(pos int, n ...Node) Sequence {
-	return Sequence{pos, n}
-}