func (l *List) Push(tkns ...Token) {
	l.init()
	for _, tkn := range tkns {
		l.chTkns <- tkn
	}
}
// Push a series of tokens in sequence
Push a series of tokens in sequence
// Push a series of tokens in sequence
func (l *List) Push(tkns ...Token) {
	l.init()
	for _, tkn := range tkns {
		l.chTkns <- tkn
	}
}
func ( l * List ) Push ( tkns ... Token ) { l . init ( ) for _ , tkn := range tkns { l . chTkns <- tkn } }
Push a series of tokens in sequence
Push a series of tokens in sequence