<?php
  
  namespace Sabberworm\CSS\Value;
  
  use Sabberworm\CSS\OutputFormat;
  use Sabberworm\CSS\Parsing\ParserState;
  use Sabberworm\CSS\Parsing\UnexpectedEOFException;
  use Sabberworm\CSS\Parsing\UnexpectedTokenException;
  
  class LineName extends ValueList
  {
      /**
       * @param array<int, RuleValueList|CSSFunction|CSSString|LineName|Size|URL|string> $aComponents
       * @param int $iLineNo
       */
      public function __construct(array $aComponents = [], $iLineNo = 0)
      {
          parent::__construct($aComponents, ' ', $iLineNo);
      }
  
      /**
       * @return LineName
       *
       * @throws UnexpectedTokenException
       * @throws UnexpectedEOFException
       */
      public static function parse(ParserState $oParserState)
      {
          $oParserState->consume('[');
          $oParserState->consumeWhiteSpace();
          $aNames = [];
          do {
              if ($oParserState->getSettings()->bLenientParsing) {
                  try {
                      $aNames[] = $oParserState->parseIdentifier();
                  } catch (UnexpectedTokenException $e) {
                      if (!$oParserState->comes(']')) {
                          throw $e;
                      }
                  }
              } else {
                  $aNames[] = $oParserState->parseIdentifier();
              }
              $oParserState->consumeWhiteSpace();
          } while (!$oParserState->comes(']'));
          $oParserState->consume(']');
          return new LineName($aNames, $oParserState->currentLine());
      }
  
      /**
       * @return string
       */
      public function __toString()
      {
          return $this->render(new OutputFormat());
      }
  
      /**
       * @return string
       */
      public function render(OutputFormat $oOutputFormat)
      {
          return '[' . parent::render(OutputFormat::createCompact()) . ']';
      }
  }