Revert "feature symfony#48022 [Yaml] Fix Yaml Parser with quote end in a new line (maxbeckers)"

This reverts commit 40a2cfb, reversing
changes made to d2d36b5.

Author: xabbuh

src/Symfony/Component/Yaml/Parser.php

@@ -597,12 +597,8 @@ private function getNextEmbedBlock(?int $indentation = null, bool $inSequence =
         }
 
         $data = [];
-        $isInMultiLineQuote = false;
 
         if ($this->getCurrentLineIndentation() >= $newIndent) {
-            if ($this->isCurrentLineMultiLineQuoteStart()) {
-                $isInMultiLineQuote = true;
-            }
             $data[] = substr($this->currentLine, $newIndent ?? 0);
         } elseif ($this->isCurrentLineEmpty() || $this->isCurrentLineComment()) {
             $data[] = $this->currentLine;
@@ -639,16 +635,6 @@ private function getNextEmbedBlock(?int $indentation = null, bool $inSequence =
             if ($this->isCurrentLineBlank()) {
                 $data[] = substr($this->currentLine, $newIndent);
                 continue;
-            } elseif (!$isInMultiLineQuote && $this->isCurrentLineMultiLineQuoteStart()) {
-                $isInMultiLineQuote = true;
-                $data[] = substr($this->currentLine, $newIndent);
-                continue;
-            } elseif ($isInMultiLineQuote) {
-                $data[] = $this->currentLine;
-                if ("'" === (rtrim($this->currentLine)[-1] ?? '')) {
-                    $isInMultiLineQuote = false;
-                }
-                continue;
             }
 
             if ($indent >= $newIndent) {
@@ -979,49 +965,6 @@ private function isCurrentLineLastLineInDocument(): bool
         return ($this->offset + $this->currentLineNb) >= ($this->totalNumberOfLines - 1);
     }
 
-    /**
-     * Returns true if the current line is the beginning of a multiline quoted block.
-     */
-    private function isCurrentLineMultiLineQuoteStart(): bool
-    {
-        $trimmedLine = trim($this->currentLine);
-        $trimmedLineLength = \strlen($trimmedLine);
-        $quoteCount = 0;
-        $value = '';
-        // check if the key is quoted
-        for ($i = 0; $i < $trimmedLineLength; ++$i) {
-            $char = $trimmedLine[$i];
-            if ("'" === $char) {
-                ++$quoteCount;
-            } elseif (':' === $char && 0 === $quoteCount % 2 && ($i === $trimmedLineLength - 1 || ' ' === $trimmedLine[$i + 1])) {
-                // key and value are separated by the first colon after the (quoted) key followed by a space or linebreak
-                $value = trim(substr($trimmedLine, ++$i), ' ');
-                break;
-            }
-        }
-
-        if (0 !== strpos($value, "'")) {
-            return false;
-        }
-
-        $lineEndQuoteCount = 0;
-        for ($i = \strlen($value) - 1; $i > 0; --$i) {
-            $char = $value[$i];
-            if ("'" === $char) {
-                ++$lineEndQuoteCount;
-            } else {
-                break;
-            }
-        }
-
-        return 0 === $lineEndQuoteCount % 2;
-    }
-
-    /**
-     * Cleanups a YAML string to be parsed.
-     *
-     * @param string $value The input YAML string
-     */
     private function cleanup(string $value): string
     {
         $value = str_replace(["\r\n", "\r"], "\n", $value);

src/Symfony/Component/Yaml/Tests/YamlTest.php

@@ -12,7 +12,6 @@
 namespace Symfony\Component\Yaml\Tests;
 
 use PHPUnit\Framework\TestCase;
-use Symfony\Component\Yaml\Exception\ParseException;
 use Symfony\Component\Yaml\Yaml;
 
 class YamlTest extends TestCase
@@ -25,56 +24,6 @@ public function testParseAndDump()
         $this->assertEquals($data, $parsed);
     }
 
-    public function testParseWithMultilineQuotes()
-    {
-        $yaml = <<<YAML
-foo:
-  bar: 'baz
-biz
-
-'
-  baz: 'Lorem
-
-       ipsum'
-  error: Une erreur s'est produite.
-  trialMode: 'période d''essai'
-  double_line: 'Les utilisateurs sélectionnés
-n''ont pas d''email.
-
-'
-  a: 'b''
-c'
-  empty: ''
-  foo:bar: 'foobar'
-YAML;
-
-        $this->assertSame(['foo' => [
-            'bar' => "baz biz\n",
-            'baz' => "Lorem\nipsum",
-            'error' => "Une erreur s'est produite.",
-            'trialMode' => "période d'essai",
-            'double_line' => "Les utilisateurs sélectionnés n'ont pas d'email.\n",
-            'a' => "b' c",
-            'empty' => '',
-            'foo:bar' => 'foobar',
-        ]], Yaml::parse($yaml));
-    }
-
-    public function testParseWithMultilineQuotesExpectException()
-    {
-        $yaml = <<<YAML
-foo:
-  bar: 'baz
-
-'
-'
-YAML;
-
-        $this->expectException(ParseException::class);
-        $this->expectExceptionMessage('Unable to parse at line 5 (near "\'").');
-        Yaml::parse($yaml);
-    }
-
     public function testZeroIndentationThrowsException()
     {
         $this->expectException(\InvalidArgumentException::class);