public function Dumper::dump in Lockr 7.3

Dumps a PHP value to YAML.

Parameters

mixed $input The PHP value:

int $inline The level where you switch to inline YAML:

int $indent The level of indentation (used internally):

int $flags A bit field of Yaml::DUMP_* constants to customize the dumped YAML string:

Return value

string The YAML representation of the PHP value

File

vendor/symfony/yaml/Dumper.php, line 66

Class

Dumper

Dumper dumps PHP variables to YAML strings.

Namespace

Symfony\Component\Yaml

Code

public function dump($input, $inline = 0, $indent = 0, $flags = 0) {
  if (\is_bool($flags)) {
    @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::DUMP_EXCEPTION_ON_INVALID_TYPE flag instead.', E_USER_DEPRECATED);
    if ($flags) {
      $flags = Yaml::DUMP_EXCEPTION_ON_INVALID_TYPE;
    }
    else {
      $flags = 0;
    }
  }
  if (\func_num_args() >= 5) {
    @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::DUMP_OBJECT flag instead.', E_USER_DEPRECATED);
    if (func_get_arg(4)) {
      $flags |= Yaml::DUMP_OBJECT;
    }
  }
  $output = '';
  $prefix = $indent ? str_repeat(' ', $indent) : '';
  $dumpObjectAsInlineMap = true;
  if (Yaml::DUMP_OBJECT_AS_MAP & $flags && ($input instanceof \ArrayObject || $input instanceof \stdClass)) {
    $dumpObjectAsInlineMap = empty((array) $input);
  }
  if ($inline <= 0 || !\is_array($input) && $dumpObjectAsInlineMap || empty($input)) {
    $output .= $prefix . Inline::dump($input, $flags);
  }
  else {
    $dumpAsMap = Inline::isHash($input);
    foreach ($input as $key => $value) {
      if ($inline >= 1 && Yaml::DUMP_MULTI_LINE_LITERAL_BLOCK & $flags && \is_string($value) && false !== strpos($value, "\n") && false === strpos($value, "\r\n")) {

        // If the first line starts with a space character, the spec requires a blockIndicationIndicator
        // http://www.yaml.org/spec/1.2/spec.html#id2793979
        $blockIndentationIndicator = ' ' === substr($value, 0, 1) ? (string) $this->indentation : '';
        $output .= sprintf("%s%s%s |%s\n", $prefix, $dumpAsMap ? Inline::dump($key, $flags) . ':' : '-', '', $blockIndentationIndicator);
        foreach (preg_split('/\\n|\\r\\n/', $value) as $row) {
          $output .= sprintf("%s%s%s\n", $prefix, str_repeat(' ', $this->indentation), $row);
        }
        continue;
      }
      $dumpObjectAsInlineMap = true;
      if (Yaml::DUMP_OBJECT_AS_MAP & $flags && ($value instanceof \ArrayObject || $value instanceof \stdClass)) {
        $dumpObjectAsInlineMap = empty((array) $value);
      }
      $willBeInlined = $inline - 1 <= 0 || !\is_array($value) && $dumpObjectAsInlineMap || empty($value);
      $output .= sprintf('%s%s%s%s', $prefix, $dumpAsMap ? Inline::dump($key, $flags) . ':' : '-', $willBeInlined ? ' ' : "\n", $this
        ->dump($value, $inline - 1, $willBeInlined ? 0 : $indent + $this->indentation, $flags)) . ($willBeInlined ? "\n" : '');
    }
  }
  return $output;
}