func lexLeftBracket(l *lex.Lexer) lex.StateFn { l.Accept("[", lex.Emit(tLeftBracket)) return lexSection }
func lexRightBracket(l *lex.Lexer) lex.StateFn { l.Accept("]", lex.Emit(tRightBracket)) return lexStart }
func lexEqualSign(l *lex.Lexer) lex.StateFn { l.Accept("=", lex.Emit(tEqualSign)) return lexValue }