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package token
type LinkedTokenList struct {
head, tail *Token
}
func (lts *LinkedTokenList) GetHead() *Token {
return lts.head
}
func (lts *LinkedTokenList) GetTail() *Token {
return lts.tail
}
func (lts *LinkedTokenList) Clear() {
lts.head = nil
lts.tail = nil
}
func (lts *LinkedTokenList) AddToken(content string) {
newToken := &Token{
content: content,
prev: nil,
next: nil,
}
if lts.head == nil {
lts.head = newToken
lts.tail = newToken
} else {
newToken.SetPreviousToken(lts.tail)
lts.tail.SetNextToken(newToken)
lts.tail = newToken
}
}
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