Augmentation vers version 3.3.0
This commit is contained in:
Gauvain Boiché
592
vendor/symfony/yaml/Parser.php
vendored
592
vendor/symfony/yaml/Parser.php
vendored
@@ -12,58 +12,122 @@
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namespace Symfony\Component\Yaml;
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use Symfony\Component\Yaml\Exception\ParseException;
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use Symfony\Component\Yaml\Tag\TaggedValue;
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/**
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* Parser parses YAML strings to convert them to PHP arrays.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @final since version 3.4
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*/
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class Parser
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{
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const TAG_PATTERN = '(?P<tag>![\w!.\/:-]+)';
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const BLOCK_SCALAR_HEADER_PATTERN = '(?P<separator>\||>)(?P<modifiers>\+|\-|\d+|\+\d+|\-\d+|\d+\+|\d+\-)?(?P<comments> +#.*)?';
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// BC - wrongly named
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const FOLDED_SCALAR_PATTERN = self::BLOCK_SCALAR_HEADER_PATTERN;
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private $filename;
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private $offset = 0;
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private $totalNumberOfLines;
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private $lines = array();
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private $lines = [];
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private $currentLineNb = -1;
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private $currentLine = '';
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private $refs = array();
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private $skippedLineNumbers = array();
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private $locallySkippedLineNumbers = array();
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private $refs = [];
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private $skippedLineNumbers = [];
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private $locallySkippedLineNumbers = [];
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private $refsBeingParsed = [];
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public function __construct()
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{
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if (\func_num_args() > 0) {
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@trigger_error(sprintf('The constructor arguments $offset, $totalNumberOfLines, $skippedLineNumbers of %s are deprecated and will be removed in 4.0', self::class), E_USER_DEPRECATED);
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$this->offset = func_get_arg(0);
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if (\func_num_args() > 1) {
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$this->totalNumberOfLines = func_get_arg(1);
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}
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if (\func_num_args() > 2) {
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$this->skippedLineNumbers = func_get_arg(2);
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}
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}
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}
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/**
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* @param int $offset The offset of YAML document (used for line numbers in error messages)
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* @param int|null $totalNumberOfLines The overall number of lines being parsed
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* @param int[] $skippedLineNumbers Number of comment lines that have been skipped by the parser
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* Parses a YAML file into a PHP value.
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*
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* @param string $filename The path to the YAML file to be parsed
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* @param int $flags A bit field of PARSE_* constants to customize the YAML parser behavior
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*
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* @return mixed The YAML converted to a PHP value
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*
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* @throws ParseException If the file could not be read or the YAML is not valid
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*/
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public function __construct($offset = 0, $totalNumberOfLines = null, array $skippedLineNumbers = array())
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public function parseFile($filename, $flags = 0)
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{
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$this->offset = $offset;
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$this->totalNumberOfLines = $totalNumberOfLines;
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$this->skippedLineNumbers = $skippedLineNumbers;
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if (!is_file($filename)) {
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throw new ParseException(sprintf('File "%s" does not exist.', $filename));
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}
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if (!is_readable($filename)) {
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throw new ParseException(sprintf('File "%s" cannot be read.', $filename));
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}
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$this->filename = $filename;
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try {
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return $this->parse(file_get_contents($filename), $flags);
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} finally {
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$this->filename = null;
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}
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}
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/**
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* Parses a YAML string to a PHP value.
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*
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* @param string $value A YAML string
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* @param bool $exceptionOnInvalidType True if an exception must be thrown on invalid types (a PHP resource or object), false otherwise
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* @param bool $objectSupport True if object support is enabled, false otherwise
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* @param bool $objectForMap True if maps should return a stdClass instead of array()
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* @param string $value A YAML string
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* @param int $flags A bit field of PARSE_* constants to customize the YAML parser behavior
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*
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* @return mixed A PHP value
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*
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* @throws ParseException If the YAML is not valid
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*/
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public function parse($value, $exceptionOnInvalidType = false, $objectSupport = false, $objectForMap = false)
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public function parse($value, $flags = 0)
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{
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if (false === preg_match('//u', $value)) {
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throw new ParseException('The YAML value does not appear to be valid UTF-8.');
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if (\is_bool($flags)) {
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@trigger_error('Passing a boolean flag to toggle exception handling is deprecated since Symfony 3.1 and will be removed in 4.0. Use the Yaml::PARSE_EXCEPTION_ON_INVALID_TYPE flag instead.', E_USER_DEPRECATED);
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if ($flags) {
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$flags = Yaml::PARSE_EXCEPTION_ON_INVALID_TYPE;
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} else {
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$flags = 0;
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}
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}
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$this->refs = array();
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if (\func_num_args() >= 3) {
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@trigger_error('Passing a boolean flag to toggle object support is deprecated since Symfony 3.1 and will be removed in 4.0. Use the Yaml::PARSE_OBJECT flag instead.', E_USER_DEPRECATED);
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if (func_get_arg(2)) {
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$flags |= Yaml::PARSE_OBJECT;
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}
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}
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if (\func_num_args() >= 4) {
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@trigger_error('Passing a boolean flag to toggle object for map support is deprecated since Symfony 3.1 and will be removed in 4.0. Use the Yaml::PARSE_OBJECT_FOR_MAP flag instead.', E_USER_DEPRECATED);
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if (func_get_arg(3)) {
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$flags |= Yaml::PARSE_OBJECT_FOR_MAP;
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}
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}
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if (Yaml::PARSE_KEYS_AS_STRINGS & $flags) {
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@trigger_error('Using the Yaml::PARSE_KEYS_AS_STRINGS flag is deprecated since Symfony 3.4 as it will be removed in 4.0. Quote your keys when they are evaluable instead.', E_USER_DEPRECATED);
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}
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if (false === preg_match('//u', $value)) {
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throw new ParseException('The YAML value does not appear to be valid UTF-8.', -1, null, $this->filename);
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}
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$this->refs = [];
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$mbEncoding = null;
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$e = null;
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@@ -75,7 +139,7 @@ class Parser
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}
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try {
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$data = $this->doParse($value, $exceptionOnInvalidType, $objectSupport, $objectForMap);
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$data = $this->doParse($value, $flags);
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} catch (\Exception $e) {
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} catch (\Throwable $e) {
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}
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@@ -84,11 +148,11 @@ class Parser
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mb_internal_encoding($mbEncoding);
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}
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$this->lines = array();
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$this->lines = [];
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$this->currentLine = '';
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$this->refs = array();
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$this->skippedLineNumbers = array();
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$this->locallySkippedLineNumbers = array();
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$this->refs = [];
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$this->skippedLineNumbers = [];
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$this->locallySkippedLineNumbers = [];
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if (null !== $e) {
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throw $e;
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@@ -97,50 +161,77 @@ class Parser
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return $data;
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}
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private function doParse($value, $exceptionOnInvalidType = false, $objectSupport = false, $objectForMap = false)
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private function doParse($value, $flags)
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{
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$this->currentLineNb = -1;
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$this->currentLine = '';
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$value = $this->cleanup($value);
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$this->lines = explode("\n", $value);
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$this->locallySkippedLineNumbers = array();
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$this->locallySkippedLineNumbers = [];
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if (null === $this->totalNumberOfLines) {
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$this->totalNumberOfLines = \count($this->lines);
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}
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$data = array();
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if (!$this->moveToNextLine()) {
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return null;
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}
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$data = [];
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$context = null;
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$allowOverwrite = false;
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while ($this->moveToNextLine()) {
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while ($this->isCurrentLineEmpty()) {
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if (!$this->moveToNextLine()) {
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return null;
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}
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}
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// Resolves the tag and returns if end of the document
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if (null !== ($tag = $this->getLineTag($this->currentLine, $flags, false)) && !$this->moveToNextLine()) {
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return new TaggedValue($tag, '');
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}
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do {
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if ($this->isCurrentLineEmpty()) {
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continue;
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}
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// tab?
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if ("\t" === $this->currentLine[0]) {
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throw new ParseException('A YAML file cannot contain tabs as indentation.', $this->getRealCurrentLineNb() + 1, $this->currentLine);
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throw new ParseException('A YAML file cannot contain tabs as indentation.', $this->getRealCurrentLineNb() + 1, $this->currentLine, $this->filename);
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}
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Inline::initialize($flags, $this->getRealCurrentLineNb(), $this->filename);
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$isRef = $mergeNode = false;
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if (self::preg_match('#^\-((?P<leadspaces>\s+)(?P<value>.+))?$#u', rtrim($this->currentLine), $values)) {
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if ($context && 'mapping' == $context) {
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throw new ParseException('You cannot define a sequence item when in a mapping', $this->getRealCurrentLineNb() + 1, $this->currentLine);
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throw new ParseException('You cannot define a sequence item when in a mapping', $this->getRealCurrentLineNb() + 1, $this->currentLine, $this->filename);
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}
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$context = 'sequence';
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if (isset($values['value']) && self::preg_match('#^&(?P<ref>[^ ]+) *(?P<value>.*)#u', $values['value'], $matches)) {
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$isRef = $matches['ref'];
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$this->refsBeingParsed[] = $isRef;
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$values['value'] = $matches['value'];
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}
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if (isset($values['value'][1]) && '?' === $values['value'][0] && ' ' === $values['value'][1]) {
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@trigger_error($this->getDeprecationMessage('Starting an unquoted string with a question mark followed by a space is deprecated since Symfony 3.3 and will throw \Symfony\Component\Yaml\Exception\ParseException in 4.0.'), E_USER_DEPRECATED);
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}
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// array
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if (!isset($values['value']) || '' == trim($values['value'], ' ') || 0 === strpos(ltrim($values['value'], ' '), '#')) {
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$data[] = $this->parseBlock($this->getRealCurrentLineNb() + 1, $this->getNextEmbedBlock(null, true), $exceptionOnInvalidType, $objectSupport, $objectForMap);
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$data[] = $this->parseBlock($this->getRealCurrentLineNb() + 1, $this->getNextEmbedBlock(null, true), $flags);
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} elseif (null !== $subTag = $this->getLineTag(ltrim($values['value'], ' '), $flags)) {
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$data[] = new TaggedValue(
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$subTag,
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$this->parseBlock($this->getRealCurrentLineNb() + 1, $this->getNextEmbedBlock(null, true), $flags)
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);
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} else {
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if (isset($values['leadspaces'])
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&& self::preg_match('#^(?P<key>'.Inline::REGEX_QUOTED_STRING.'|[^ \'"\{\[].*?) *\:(\s+(?P<value>.+))?$#u', rtrim($values['value']), $matches)
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&& self::preg_match('#^(?P<key>'.Inline::REGEX_QUOTED_STRING.'|[^ \'"\{\[].*?) *\:(\s+(?P<value>.+?))?\s*$#u', $this->trimTag($values['value']), $matches)
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) {
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// this is a compact notation element, add to next block and parse
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$block = $values['value'];
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@@ -148,27 +239,34 @@ class Parser
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$block .= "\n".$this->getNextEmbedBlock($this->getCurrentLineIndentation() + \strlen($values['leadspaces']) + 1);
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}
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$data[] = $this->parseBlock($this->getRealCurrentLineNb(), $block, $exceptionOnInvalidType, $objectSupport, $objectForMap);
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$data[] = $this->parseBlock($this->getRealCurrentLineNb(), $block, $flags);
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} else {
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$data[] = $this->parseValue($values['value'], $exceptionOnInvalidType, $objectSupport, $objectForMap, $context);
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$data[] = $this->parseValue($values['value'], $flags, $context);
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}
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}
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if ($isRef) {
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$this->refs[$isRef] = end($data);
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array_pop($this->refsBeingParsed);
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}
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} elseif (
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self::preg_match('#^(?P<key>'.Inline::REGEX_QUOTED_STRING.'|[^ \'"\[\{].*?) *\:(\s+(?P<value>.+))?$#u', rtrim($this->currentLine), $values)
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&& (false === strpos($values['key'], ' #') || \in_array($values['key'][0], array('"', "'")))
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self::preg_match('#^(?P<key>(?:![^\s]++\s++)?(?:'.Inline::REGEX_QUOTED_STRING.'|(?:!?!php/const:)?[^ \'"\[\{!].*?)) *\:(\s++(?P<value>.+))?$#u', rtrim($this->currentLine), $values)
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&& (false === strpos($values['key'], ' #') || \in_array($values['key'][0], ['"', "'"]))
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) {
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if ($context && 'sequence' == $context) {
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throw new ParseException('You cannot define a mapping item when in a sequence', $this->currentLineNb + 1, $this->currentLine);
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throw new ParseException('You cannot define a mapping item when in a sequence', $this->currentLineNb + 1, $this->currentLine, $this->filename);
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}
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$context = 'mapping';
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// force correct settings
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Inline::parse(null, $exceptionOnInvalidType, $objectSupport, $objectForMap, $this->refs);
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try {
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$key = Inline::parseScalar($values['key']);
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$i = 0;
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$evaluateKey = !(Yaml::PARSE_KEYS_AS_STRINGS & $flags);
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// constants in key will be evaluated anyway
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if (isset($values['key'][0]) && '!' === $values['key'][0] && Yaml::PARSE_CONSTANT & $flags) {
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$evaluateKey = true;
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}
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$key = Inline::parseScalar($values['key'], 0, null, $i, $evaluateKey);
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} catch (ParseException $e) {
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$e->setParsedLine($this->getRealCurrentLineNb() + 1);
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$e->setSnippet($this->currentLine);
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@@ -176,6 +274,11 @@ class Parser
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throw $e;
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}
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if (!\is_string($key) && !\is_int($key)) {
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$keyType = is_numeric($key) ? 'numeric key' : 'non-string key';
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@trigger_error($this->getDeprecationMessage(sprintf('Implicit casting of %s to string is deprecated since Symfony 3.3 and will throw \Symfony\Component\Yaml\Exception\ParseException in 4.0. Quote your evaluable mapping keys instead.', $keyType)), E_USER_DEPRECATED);
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}
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// Convert float keys to strings, to avoid being converted to integers by PHP
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if (\is_float($key)) {
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$key = (string) $key;
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@@ -184,16 +287,24 @@ class Parser
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if ('<<' === $key && (!isset($values['value']) || !self::preg_match('#^&(?P<ref>[^ ]+)#u', $values['value'], $refMatches))) {
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$mergeNode = true;
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$allowOverwrite = true;
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if (isset($values['value']) && 0 === strpos($values['value'], '*')) {
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$refName = substr($values['value'], 1);
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if (!array_key_exists($refName, $this->refs)) {
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throw new ParseException(sprintf('Reference "%s" does not exist.', $refName), $this->getRealCurrentLineNb() + 1, $this->currentLine);
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if (isset($values['value'][0]) && '*' === $values['value'][0]) {
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$refName = substr(rtrim($values['value']), 1);
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if (!\array_key_exists($refName, $this->refs)) {
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if (false !== $pos = array_search($refName, $this->refsBeingParsed, true)) {
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throw new ParseException(sprintf('Circular reference [%s, %s] detected for reference "%s".', implode(', ', \array_slice($this->refsBeingParsed, $pos)), $refName, $refName), $this->currentLineNb + 1, $this->currentLine, $this->filename);
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}
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throw new ParseException(sprintf('Reference "%s" does not exist.', $refName), $this->getRealCurrentLineNb() + 1, $this->currentLine, $this->filename);
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}
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$refValue = $this->refs[$refName];
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if (Yaml::PARSE_OBJECT_FOR_MAP & $flags && $refValue instanceof \stdClass) {
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$refValue = (array) $refValue;
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}
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if (!\is_array($refValue)) {
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throw new ParseException('YAML merge keys used with a scalar value instead of an array.', $this->getRealCurrentLineNb() + 1, $this->currentLine);
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throw new ParseException('YAML merge keys used with a scalar value instead of an array.', $this->getRealCurrentLineNb() + 1, $this->currentLine, $this->filename);
|
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}
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$data += $refValue; // array union
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@@ -203,10 +314,14 @@ class Parser
|
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} else {
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$value = $this->getNextEmbedBlock();
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}
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$parsed = $this->parseBlock($this->getRealCurrentLineNb() + 1, $value, $exceptionOnInvalidType, $objectSupport, $objectForMap);
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$parsed = $this->parseBlock($this->getRealCurrentLineNb() + 1, $value, $flags);
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if (Yaml::PARSE_OBJECT_FOR_MAP & $flags && $parsed instanceof \stdClass) {
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$parsed = (array) $parsed;
|
||||
}
|
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if (!\is_array($parsed)) {
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throw new ParseException('YAML merge keys used with a scalar value instead of an array.', $this->getRealCurrentLineNb() + 1, $this->currentLine);
|
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throw new ParseException('YAML merge keys used with a scalar value instead of an array.', $this->getRealCurrentLineNb() + 1, $this->currentLine, $this->filename);
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}
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||||
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if (isset($parsed[0])) {
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@@ -214,8 +329,12 @@ class Parser
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// and each of these nodes is merged in turn according to its order in the sequence. Keys in mapping nodes earlier
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// in the sequence override keys specified in later mapping nodes.
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foreach ($parsed as $parsedItem) {
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if (Yaml::PARSE_OBJECT_FOR_MAP & $flags && $parsedItem instanceof \stdClass) {
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$parsedItem = (array) $parsedItem;
|
||||
}
|
||||
|
||||
if (!\is_array($parsedItem)) {
|
||||
throw new ParseException('Merge items must be arrays.', $this->getRealCurrentLineNb() + 1, $parsedItem);
|
||||
throw new ParseException('Merge items must be arrays.', $this->getRealCurrentLineNb() + 1, $parsedItem, $this->filename);
|
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}
|
||||
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$data += $parsedItem; // array union
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||||
@@ -226,55 +345,80 @@ class Parser
|
||||
$data += $parsed; // array union
|
||||
}
|
||||
}
|
||||
} elseif ('<<' !== $key && isset($values['value']) && self::preg_match('#^&(?P<ref>[^ ]+) *(?P<value>.*)#u', $values['value'], $matches)) {
|
||||
} elseif ('<<' !== $key && isset($values['value']) && self::preg_match('#^&(?P<ref>[^ ]++) *+(?P<value>.*)#u', $values['value'], $matches)) {
|
||||
$isRef = $matches['ref'];
|
||||
$this->refsBeingParsed[] = $isRef;
|
||||
$values['value'] = $matches['value'];
|
||||
}
|
||||
|
||||
$subTag = null;
|
||||
if ($mergeNode) {
|
||||
// Merge keys
|
||||
} elseif (!isset($values['value']) || '' == trim($values['value'], ' ') || 0 === strpos(ltrim($values['value'], ' '), '#') || '<<' === $key) {
|
||||
} elseif (!isset($values['value']) || '' === $values['value'] || 0 === strpos($values['value'], '#') || (null !== $subTag = $this->getLineTag($values['value'], $flags)) || '<<' === $key) {
|
||||
// hash
|
||||
// if next line is less indented or equal, then it means that the current value is null
|
||||
if (!$this->isNextLineIndented() && !$this->isNextLineUnIndentedCollection()) {
|
||||
// Spec: Keys MUST be unique; first one wins.
|
||||
// But overwriting is allowed when a merge node is used in current block.
|
||||
if ($allowOverwrite || !isset($data[$key])) {
|
||||
$data[$key] = null;
|
||||
if (null !== $subTag) {
|
||||
$data[$key] = new TaggedValue($subTag, '');
|
||||
} else {
|
||||
$data[$key] = null;
|
||||
}
|
||||
} else {
|
||||
@trigger_error($this->getDeprecationMessage(sprintf('Duplicate key "%s" detected whilst parsing YAML. Silent handling of duplicate mapping keys in YAML is deprecated since Symfony 3.2 and will throw \Symfony\Component\Yaml\Exception\ParseException in 4.0.', $key)), E_USER_DEPRECATED);
|
||||
}
|
||||
} else {
|
||||
$value = $this->parseBlock($this->getRealCurrentLineNb() + 1, $this->getNextEmbedBlock(), $exceptionOnInvalidType, $objectSupport, $objectForMap);
|
||||
|
||||
$value = $this->parseBlock($this->getRealCurrentLineNb() + 1, $this->getNextEmbedBlock(), $flags);
|
||||
if ('<<' === $key) {
|
||||
$this->refs[$refMatches['ref']] = $value;
|
||||
|
||||
if (Yaml::PARSE_OBJECT_FOR_MAP & $flags && $value instanceof \stdClass) {
|
||||
$value = (array) $value;
|
||||
}
|
||||
|
||||
$data += $value;
|
||||
} elseif ($allowOverwrite || !isset($data[$key])) {
|
||||
// Spec: Keys MUST be unique; first one wins.
|
||||
// But overwriting is allowed when a merge node is used in current block.
|
||||
$data[$key] = $value;
|
||||
if (null !== $subTag) {
|
||||
$data[$key] = new TaggedValue($subTag, $value);
|
||||
} else {
|
||||
$data[$key] = $value;
|
||||
}
|
||||
} else {
|
||||
@trigger_error($this->getDeprecationMessage(sprintf('Duplicate key "%s" detected whilst parsing YAML. Silent handling of duplicate mapping keys in YAML is deprecated since Symfony 3.2 and will throw \Symfony\Component\Yaml\Exception\ParseException in 4.0.', $key)), E_USER_DEPRECATED);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
$value = $this->parseValue($values['value'], $exceptionOnInvalidType, $objectSupport, $objectForMap, $context);
|
||||
$value = $this->parseValue(rtrim($values['value']), $flags, $context);
|
||||
// Spec: Keys MUST be unique; first one wins.
|
||||
// But overwriting is allowed when a merge node is used in current block.
|
||||
if ($allowOverwrite || !isset($data[$key])) {
|
||||
$data[$key] = $value;
|
||||
} else {
|
||||
@trigger_error($this->getDeprecationMessage(sprintf('Duplicate key "%s" detected whilst parsing YAML. Silent handling of duplicate mapping keys in YAML is deprecated since Symfony 3.2 and will throw \Symfony\Component\Yaml\Exception\ParseException in 4.0.', $key)), E_USER_DEPRECATED);
|
||||
}
|
||||
}
|
||||
if ($isRef) {
|
||||
$this->refs[$isRef] = $data[$key];
|
||||
array_pop($this->refsBeingParsed);
|
||||
}
|
||||
} else {
|
||||
// multiple documents are not supported
|
||||
if ('---' === $this->currentLine) {
|
||||
throw new ParseException('Multiple documents are not supported.', $this->currentLineNb + 1, $this->currentLine);
|
||||
throw new ParseException('Multiple documents are not supported.', $this->currentLineNb + 1, $this->currentLine, $this->filename);
|
||||
}
|
||||
|
||||
if ($deprecatedUsage = (isset($this->currentLine[1]) && '?' === $this->currentLine[0] && ' ' === $this->currentLine[1])) {
|
||||
@trigger_error($this->getDeprecationMessage('Starting an unquoted string with a question mark followed by a space is deprecated since Symfony 3.3 and will throw \Symfony\Component\Yaml\Exception\ParseException in 4.0.'), E_USER_DEPRECATED);
|
||||
}
|
||||
|
||||
// 1-liner optionally followed by newline(s)
|
||||
if (\is_string($value) && $this->lines[0] === trim($value)) {
|
||||
try {
|
||||
$value = Inline::parse($this->lines[0], $exceptionOnInvalidType, $objectSupport, $objectForMap, $this->refs);
|
||||
$value = Inline::parse($this->lines[0], $flags, $this->refs);
|
||||
} catch (ParseException $e) {
|
||||
$e->setParsedLine($this->getRealCurrentLineNb() + 1);
|
||||
$e->setSnippet($this->currentLine);
|
||||
@@ -285,11 +429,60 @@ class Parser
|
||||
return $value;
|
||||
}
|
||||
|
||||
throw new ParseException('Unable to parse.', $this->getRealCurrentLineNb() + 1, $this->currentLine);
|
||||
// try to parse the value as a multi-line string as a last resort
|
||||
if (0 === $this->currentLineNb) {
|
||||
$previousLineWasNewline = false;
|
||||
$previousLineWasTerminatedWithBackslash = false;
|
||||
$value = '';
|
||||
|
||||
foreach ($this->lines as $line) {
|
||||
if ('' !== ltrim($line) && '#' === ltrim($line)[0]) {
|
||||
continue;
|
||||
}
|
||||
// If the indentation is not consistent at offset 0, it is to be considered as a ParseError
|
||||
if (0 === $this->offset && !$deprecatedUsage && isset($line[0]) && ' ' === $line[0]) {
|
||||
throw new ParseException('Unable to parse.', $this->getRealCurrentLineNb() + 1, $this->currentLine, $this->filename);
|
||||
}
|
||||
if ('' === trim($line)) {
|
||||
$value .= "\n";
|
||||
} elseif (!$previousLineWasNewline && !$previousLineWasTerminatedWithBackslash) {
|
||||
$value .= ' ';
|
||||
}
|
||||
|
||||
if ('' !== trim($line) && '\\' === substr($line, -1)) {
|
||||
$value .= ltrim(substr($line, 0, -1));
|
||||
} elseif ('' !== trim($line)) {
|
||||
$value .= trim($line);
|
||||
}
|
||||
|
||||
if ('' === trim($line)) {
|
||||
$previousLineWasNewline = true;
|
||||
$previousLineWasTerminatedWithBackslash = false;
|
||||
} elseif ('\\' === substr($line, -1)) {
|
||||
$previousLineWasNewline = false;
|
||||
$previousLineWasTerminatedWithBackslash = true;
|
||||
} else {
|
||||
$previousLineWasNewline = false;
|
||||
$previousLineWasTerminatedWithBackslash = false;
|
||||
}
|
||||
}
|
||||
|
||||
try {
|
||||
return Inline::parse(trim($value));
|
||||
} catch (ParseException $e) {
|
||||
// fall-through to the ParseException thrown below
|
||||
}
|
||||
}
|
||||
|
||||
throw new ParseException('Unable to parse.', $this->getRealCurrentLineNb() + 1, $this->currentLine, $this->filename);
|
||||
}
|
||||
} while ($this->moveToNextLine());
|
||||
|
||||
if (null !== $tag) {
|
||||
$data = new TaggedValue($tag, $data);
|
||||
}
|
||||
|
||||
if ($objectForMap && !\is_object($data) && 'mapping' === $context) {
|
||||
if (Yaml::PARSE_OBJECT_FOR_MAP & $flags && !\is_object($data) && 'mapping' === $context) {
|
||||
$object = new \stdClass();
|
||||
|
||||
foreach ($data as $key => $value) {
|
||||
@@ -302,7 +495,7 @@ class Parser
|
||||
return empty($data) ? null : $data;
|
||||
}
|
||||
|
||||
private function parseBlock($offset, $yaml, $exceptionOnInvalidType, $objectSupport, $objectForMap)
|
||||
private function parseBlock($offset, $yaml, $flags)
|
||||
{
|
||||
$skippedLineNumbers = $this->skippedLineNumbers;
|
||||
|
||||
@@ -314,18 +507,24 @@ class Parser
|
||||
$skippedLineNumbers[] = $lineNumber;
|
||||
}
|
||||
|
||||
$parser = new self($offset, $this->totalNumberOfLines, $skippedLineNumbers);
|
||||
$parser = new self();
|
||||
$parser->offset = $offset;
|
||||
$parser->totalNumberOfLines = $this->totalNumberOfLines;
|
||||
$parser->skippedLineNumbers = $skippedLineNumbers;
|
||||
$parser->refs = &$this->refs;
|
||||
$parser->refsBeingParsed = $this->refsBeingParsed;
|
||||
|
||||
return $parser->doParse($yaml, $exceptionOnInvalidType, $objectSupport, $objectForMap);
|
||||
return $parser->doParse($yaml, $flags);
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the current line number (takes the offset into account).
|
||||
*
|
||||
* @internal
|
||||
*
|
||||
* @return int The current line number
|
||||
*/
|
||||
private function getRealCurrentLineNb()
|
||||
public function getRealCurrentLineNb()
|
||||
{
|
||||
$realCurrentLineNumber = $this->currentLineNb + $this->offset;
|
||||
|
||||
@@ -363,35 +562,52 @@ class Parser
|
||||
private function getNextEmbedBlock($indentation = null, $inSequence = false)
|
||||
{
|
||||
$oldLineIndentation = $this->getCurrentLineIndentation();
|
||||
$blockScalarIndentations = array();
|
||||
|
||||
if ($this->isBlockScalarHeader()) {
|
||||
$blockScalarIndentations[] = $this->getCurrentLineIndentation();
|
||||
}
|
||||
|
||||
if (!$this->moveToNextLine()) {
|
||||
return;
|
||||
return '';
|
||||
}
|
||||
|
||||
if (null === $indentation) {
|
||||
$newIndent = $this->getCurrentLineIndentation();
|
||||
$newIndent = null;
|
||||
$movements = 0;
|
||||
|
||||
do {
|
||||
$EOF = false;
|
||||
|
||||
// empty and comment-like lines do not influence the indentation depth
|
||||
if ($this->isCurrentLineEmpty() || $this->isCurrentLineComment()) {
|
||||
$EOF = !$this->moveToNextLine();
|
||||
|
||||
if (!$EOF) {
|
||||
++$movements;
|
||||
}
|
||||
} else {
|
||||
$newIndent = $this->getCurrentLineIndentation();
|
||||
}
|
||||
} while (!$EOF && null === $newIndent);
|
||||
|
||||
for ($i = 0; $i < $movements; ++$i) {
|
||||
$this->moveToPreviousLine();
|
||||
}
|
||||
|
||||
$unindentedEmbedBlock = $this->isStringUnIndentedCollectionItem();
|
||||
|
||||
if (!$this->isCurrentLineEmpty() && 0 === $newIndent && !$unindentedEmbedBlock) {
|
||||
throw new ParseException('Indentation problem.', $this->getRealCurrentLineNb() + 1, $this->currentLine);
|
||||
throw new ParseException('Indentation problem.', $this->getRealCurrentLineNb() + 1, $this->currentLine, $this->filename);
|
||||
}
|
||||
} else {
|
||||
$newIndent = $indentation;
|
||||
}
|
||||
|
||||
$data = array();
|
||||
$data = [];
|
||||
if ($this->getCurrentLineIndentation() >= $newIndent) {
|
||||
$data[] = substr($this->currentLine, $newIndent);
|
||||
} elseif ($this->isCurrentLineEmpty() || $this->isCurrentLineComment()) {
|
||||
$data[] = $this->currentLine;
|
||||
} else {
|
||||
$this->moveToPreviousLine();
|
||||
|
||||
return;
|
||||
return '';
|
||||
}
|
||||
|
||||
if ($inSequence && $oldLineIndentation === $newIndent && isset($data[0][0]) && '-' === $data[0][0]) {
|
||||
@@ -399,35 +615,14 @@ class Parser
|
||||
// and therefore no nested list or mapping
|
||||
$this->moveToPreviousLine();
|
||||
|
||||
return;
|
||||
return '';
|
||||
}
|
||||
|
||||
$isItUnindentedCollection = $this->isStringUnIndentedCollectionItem();
|
||||
|
||||
if (empty($blockScalarIndentations) && $this->isBlockScalarHeader()) {
|
||||
$blockScalarIndentations[] = $this->getCurrentLineIndentation();
|
||||
}
|
||||
|
||||
$previousLineIndentation = $this->getCurrentLineIndentation();
|
||||
|
||||
while ($this->moveToNextLine()) {
|
||||
$indent = $this->getCurrentLineIndentation();
|
||||
|
||||
// terminate all block scalars that are more indented than the current line
|
||||
if (!empty($blockScalarIndentations) && $indent < $previousLineIndentation && '' !== trim($this->currentLine)) {
|
||||
foreach ($blockScalarIndentations as $key => $blockScalarIndentation) {
|
||||
if ($blockScalarIndentation >= $this->getCurrentLineIndentation()) {
|
||||
unset($blockScalarIndentations[$key]);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (empty($blockScalarIndentations) && !$this->isCurrentLineComment() && $this->isBlockScalarHeader()) {
|
||||
$blockScalarIndentations[] = $this->getCurrentLineIndentation();
|
||||
}
|
||||
|
||||
$previousLineIndentation = $indent;
|
||||
|
||||
if ($isItUnindentedCollection && !$this->isCurrentLineEmpty() && !$this->isStringUnIndentedCollectionItem() && $newIndent === $indent) {
|
||||
$this->moveToPreviousLine();
|
||||
break;
|
||||
@@ -438,27 +633,16 @@ class Parser
|
||||
continue;
|
||||
}
|
||||
|
||||
// we ignore "comment" lines only when we are not inside a scalar block
|
||||
if (empty($blockScalarIndentations) && $this->isCurrentLineComment()) {
|
||||
// remember ignored comment lines (they are used later in nested
|
||||
// parser calls to determine real line numbers)
|
||||
//
|
||||
// CAUTION: beware to not populate the global property here as it
|
||||
// will otherwise influence the getRealCurrentLineNb() call here
|
||||
// for consecutive comment lines and subsequent embedded blocks
|
||||
$this->locallySkippedLineNumbers[] = $this->getRealCurrentLineNb();
|
||||
|
||||
continue;
|
||||
}
|
||||
|
||||
if ($indent >= $newIndent) {
|
||||
$data[] = substr($this->currentLine, $newIndent);
|
||||
} elseif ($this->isCurrentLineComment()) {
|
||||
$data[] = $this->currentLine;
|
||||
} elseif (0 == $indent) {
|
||||
$this->moveToPreviousLine();
|
||||
|
||||
break;
|
||||
} else {
|
||||
throw new ParseException('Indentation problem.', $this->getRealCurrentLineNb() + 1, $this->currentLine);
|
||||
throw new ParseException('Indentation problem.', $this->getRealCurrentLineNb() + 1, $this->currentLine, $this->filename);
|
||||
}
|
||||
}
|
||||
|
||||
@@ -500,17 +684,15 @@ class Parser
|
||||
/**
|
||||
* Parses a YAML value.
|
||||
*
|
||||
* @param string $value A YAML value
|
||||
* @param bool $exceptionOnInvalidType True if an exception must be thrown on invalid types false otherwise
|
||||
* @param bool $objectSupport True if object support is enabled, false otherwise
|
||||
* @param bool $objectForMap True if maps should return a stdClass instead of array()
|
||||
* @param string $context The parser context (either sequence or mapping)
|
||||
* @param string $value A YAML value
|
||||
* @param int $flags A bit field of PARSE_* constants to customize the YAML parser behavior
|
||||
* @param string $context The parser context (either sequence or mapping)
|
||||
*
|
||||
* @return mixed A PHP value
|
||||
*
|
||||
* @throws ParseException When reference does not exist
|
||||
*/
|
||||
private function parseValue($value, $exceptionOnInvalidType, $objectSupport, $objectForMap, $context)
|
||||
private function parseValue($value, $flags, $context)
|
||||
{
|
||||
if (0 === strpos($value, '*')) {
|
||||
if (false !== $pos = strpos($value, '#')) {
|
||||
@@ -519,27 +701,80 @@ class Parser
|
||||
$value = substr($value, 1);
|
||||
}
|
||||
|
||||
if (!array_key_exists($value, $this->refs)) {
|
||||
throw new ParseException(sprintf('Reference "%s" does not exist.', $value), $this->currentLineNb + 1, $this->currentLine);
|
||||
if (!\array_key_exists($value, $this->refs)) {
|
||||
if (false !== $pos = array_search($value, $this->refsBeingParsed, true)) {
|
||||
throw new ParseException(sprintf('Circular reference [%s, %s] detected for reference "%s".', implode(', ', \array_slice($this->refsBeingParsed, $pos)), $value, $value), $this->currentLineNb + 1, $this->currentLine, $this->filename);
|
||||
}
|
||||
|
||||
throw new ParseException(sprintf('Reference "%s" does not exist.', $value), $this->currentLineNb + 1, $this->currentLine, $this->filename);
|
||||
}
|
||||
|
||||
return $this->refs[$value];
|
||||
}
|
||||
|
||||
if (self::preg_match('/^'.self::BLOCK_SCALAR_HEADER_PATTERN.'$/', $value, $matches)) {
|
||||
if (self::preg_match('/^(?:'.self::TAG_PATTERN.' +)?'.self::BLOCK_SCALAR_HEADER_PATTERN.'$/', $value, $matches)) {
|
||||
$modifiers = isset($matches['modifiers']) ? $matches['modifiers'] : '';
|
||||
|
||||
return $this->parseBlockScalar($matches['separator'], preg_replace('#\d+#', '', $modifiers), (int) abs($modifiers));
|
||||
$data = $this->parseBlockScalar($matches['separator'], preg_replace('#\d+#', '', $modifiers), (int) abs((int) $modifiers));
|
||||
|
||||
if ('' !== $matches['tag']) {
|
||||
if ('!!binary' === $matches['tag']) {
|
||||
return Inline::evaluateBinaryScalar($data);
|
||||
} elseif ('tagged' === $matches['tag']) {
|
||||
return new TaggedValue(substr($matches['tag'], 1), $data);
|
||||
} elseif ('!' !== $matches['tag']) {
|
||||
@trigger_error($this->getDeprecationMessage(sprintf('Using the custom tag "%s" for the value "%s" is deprecated since Symfony 3.3. It will be replaced by an instance of %s in 4.0.', $matches['tag'], $data, TaggedValue::class)), E_USER_DEPRECATED);
|
||||
}
|
||||
}
|
||||
|
||||
return $data;
|
||||
}
|
||||
|
||||
try {
|
||||
$parsedValue = Inline::parse($value, $exceptionOnInvalidType, $objectSupport, $objectForMap, $this->refs);
|
||||
$quotation = '' !== $value && ('"' === $value[0] || "'" === $value[0]) ? $value[0] : null;
|
||||
|
||||
if ('mapping' === $context && '"' !== $value[0] && "'" !== $value[0] && '[' !== $value[0] && '{' !== $value[0] && '!' !== $value[0] && false !== strpos($parsedValue, ': ')) {
|
||||
@trigger_error(sprintf('Using a colon in the unquoted mapping value "%s" in line %d is deprecated since Symfony 2.8 and will throw a ParseException in 3.0.', $value, $this->getRealCurrentLineNb() + 1), E_USER_DEPRECATED);
|
||||
// do not take following lines into account when the current line is a quoted single line value
|
||||
if (null !== $quotation && self::preg_match('/^'.$quotation.'.*'.$quotation.'(\s*#.*)?$/', $value)) {
|
||||
return Inline::parse($value, $flags, $this->refs);
|
||||
}
|
||||
|
||||
// to be thrown in 3.0
|
||||
// throw new ParseException('A colon cannot be used in an unquoted mapping value.');
|
||||
$lines = [];
|
||||
|
||||
while ($this->moveToNextLine()) {
|
||||
// unquoted strings end before the first unindented line
|
||||
if (null === $quotation && 0 === $this->getCurrentLineIndentation()) {
|
||||
$this->moveToPreviousLine();
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
$lines[] = trim($this->currentLine);
|
||||
|
||||
// quoted string values end with a line that is terminated with the quotation character
|
||||
if ('' !== $this->currentLine && substr($this->currentLine, -1) === $quotation) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
for ($i = 0, $linesCount = \count($lines), $previousLineBlank = false; $i < $linesCount; ++$i) {
|
||||
if ('' === $lines[$i]) {
|
||||
$value .= "\n";
|
||||
$previousLineBlank = true;
|
||||
} elseif ($previousLineBlank) {
|
||||
$value .= $lines[$i];
|
||||
$previousLineBlank = false;
|
||||
} else {
|
||||
$value .= ' '.$lines[$i];
|
||||
$previousLineBlank = false;
|
||||
}
|
||||
}
|
||||
|
||||
Inline::$parsedLineNumber = $this->getRealCurrentLineNb();
|
||||
|
||||
$parsedValue = Inline::parse($value, $flags, $this->refs);
|
||||
|
||||
if ('mapping' === $context && \is_string($parsedValue) && '"' !== $value[0] && "'" !== $value[0] && '[' !== $value[0] && '{' !== $value[0] && '!' !== $value[0] && false !== strpos($parsedValue, ': ')) {
|
||||
throw new ParseException('A colon cannot be used in an unquoted mapping value.', $this->getRealCurrentLineNb() + 1, $value, $this->filename);
|
||||
}
|
||||
|
||||
return $parsedValue;
|
||||
@@ -568,7 +803,7 @@ class Parser
|
||||
}
|
||||
|
||||
$isCurrentLineBlank = $this->isCurrentLineBlank();
|
||||
$blockLines = array();
|
||||
$blockLines = [];
|
||||
|
||||
// leading blank lines are consumed before determining indentation
|
||||
while ($notEOF && $isCurrentLineBlank) {
|
||||
@@ -670,11 +905,15 @@ class Parser
|
||||
private function isNextLineIndented()
|
||||
{
|
||||
$currentIndentation = $this->getCurrentLineIndentation();
|
||||
$EOF = !$this->moveToNextLine();
|
||||
$movements = 0;
|
||||
|
||||
while (!$EOF && $this->isCurrentLineEmpty()) {
|
||||
do {
|
||||
$EOF = !$this->moveToNextLine();
|
||||
}
|
||||
|
||||
if (!$EOF) {
|
||||
++$movements;
|
||||
}
|
||||
} while (!$EOF && ($this->isCurrentLineEmpty() || $this->isCurrentLineComment()));
|
||||
|
||||
if ($EOF) {
|
||||
return false;
|
||||
@@ -682,7 +921,9 @@ class Parser
|
||||
|
||||
$ret = $this->getCurrentLineIndentation() > $currentIndentation;
|
||||
|
||||
$this->moveToPreviousLine();
|
||||
for ($i = 0; $i < $movements; ++$i) {
|
||||
$this->moveToPreviousLine();
|
||||
}
|
||||
|
||||
return $ret;
|
||||
}
|
||||
@@ -734,7 +975,7 @@ class Parser
|
||||
*/
|
||||
private function cleanup($value)
|
||||
{
|
||||
$value = str_replace(array("\r\n", "\r"), "\n", $value);
|
||||
$value = str_replace(["\r\n", "\r"], "\n", $value);
|
||||
|
||||
// strip YAML header
|
||||
$count = 0;
|
||||
@@ -743,7 +984,7 @@ class Parser
|
||||
|
||||
// remove leading comments
|
||||
$trimmedValue = preg_replace('#^(\#.*?\n)+#s', '', $value, -1, $count);
|
||||
if (1 == $count) {
|
||||
if (1 === $count) {
|
||||
// items have been removed, update the offset
|
||||
$this->offset += substr_count($value, "\n") - substr_count($trimmedValue, "\n");
|
||||
$value = $trimmedValue;
|
||||
@@ -751,7 +992,7 @@ class Parser
|
||||
|
||||
// remove start of the document marker (---)
|
||||
$trimmedValue = preg_replace('#^\-\-\-.*?\n#s', '', $value, -1, $count);
|
||||
if (1 == $count) {
|
||||
if (1 === $count) {
|
||||
// items have been removed, update the offset
|
||||
$this->offset += substr_count($value, "\n") - substr_count($trimmedValue, "\n");
|
||||
$value = $trimmedValue;
|
||||
@@ -771,19 +1012,25 @@ class Parser
|
||||
private function isNextLineUnIndentedCollection()
|
||||
{
|
||||
$currentIndentation = $this->getCurrentLineIndentation();
|
||||
$notEOF = $this->moveToNextLine();
|
||||
$movements = 0;
|
||||
|
||||
while ($notEOF && $this->isCurrentLineEmpty()) {
|
||||
$notEOF = $this->moveToNextLine();
|
||||
}
|
||||
do {
|
||||
$EOF = !$this->moveToNextLine();
|
||||
|
||||
if (false === $notEOF) {
|
||||
if (!$EOF) {
|
||||
++$movements;
|
||||
}
|
||||
} while (!$EOF && ($this->isCurrentLineEmpty() || $this->isCurrentLineComment()));
|
||||
|
||||
if ($EOF) {
|
||||
return false;
|
||||
}
|
||||
|
||||
$ret = $this->getCurrentLineIndentation() === $currentIndentation && $this->isStringUnIndentedCollectionItem();
|
||||
|
||||
$this->moveToPreviousLine();
|
||||
for ($i = 0; $i < $movements; ++$i) {
|
||||
$this->moveToPreviousLine();
|
||||
}
|
||||
|
||||
return $ret;
|
||||
}
|
||||
@@ -798,16 +1045,6 @@ class Parser
|
||||
return '-' === rtrim($this->currentLine) || 0 === strpos($this->currentLine, '- ');
|
||||
}
|
||||
|
||||
/**
|
||||
* Tests whether or not the current line is the header of a block scalar.
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
private function isBlockScalarHeader()
|
||||
{
|
||||
return (bool) self::preg_match('~'.self::BLOCK_SCALAR_HEADER_PATTERN.'$~', $this->currentLine);
|
||||
}
|
||||
|
||||
/**
|
||||
* A local wrapper for `preg_match` which will throw a ParseException if there
|
||||
* is an internal error in the PCRE engine.
|
||||
@@ -849,4 +1086,59 @@ class Parser
|
||||
|
||||
return $ret;
|
||||
}
|
||||
|
||||
/**
|
||||
* Trim the tag on top of the value.
|
||||
*
|
||||
* Prevent values such as `!foo {quz: bar}` to be considered as
|
||||
* a mapping block.
|
||||
*/
|
||||
private function trimTag($value)
|
||||
{
|
||||
if ('!' === $value[0]) {
|
||||
return ltrim(substr($value, 1, strcspn($value, " \r\n", 1)), ' ');
|
||||
}
|
||||
|
||||
return $value;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return string|null
|
||||
*/
|
||||
private function getLineTag($value, $flags, $nextLineCheck = true)
|
||||
{
|
||||
if ('' === $value || '!' !== $value[0] || 1 !== self::preg_match('/^'.self::TAG_PATTERN.' *( +#.*)?$/', $value, $matches)) {
|
||||
return null;
|
||||
}
|
||||
|
||||
if ($nextLineCheck && !$this->isNextLineIndented()) {
|
||||
return null;
|
||||
}
|
||||
|
||||
$tag = substr($matches['tag'], 1);
|
||||
|
||||
// Built-in tags
|
||||
if ($tag && '!' === $tag[0]) {
|
||||
throw new ParseException(sprintf('The built-in tag "!%s" is not implemented.', $tag), $this->getRealCurrentLineNb() + 1, $value, $this->filename);
|
||||
}
|
||||
|
||||
if (Yaml::PARSE_CUSTOM_TAGS & $flags) {
|
||||
return $tag;
|
||||
}
|
||||
|
||||
throw new ParseException(sprintf('Tags support is not enabled. You must use the flag `Yaml::PARSE_CUSTOM_TAGS` to use "%s".', $matches['tag']), $this->getRealCurrentLineNb() + 1, $value, $this->filename);
|
||||
}
|
||||
|
||||
private function getDeprecationMessage($message)
|
||||
{
|
||||
$message = rtrim($message, '.');
|
||||
|
||||
if (null !== $this->filename) {
|
||||
$message .= ' in '.$this->filename;
|
||||
}
|
||||
|
||||
$message .= ' on line '.($this->getRealCurrentLineNb() + 1);
|
||||
|
||||
return $message.'.';
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user