🐛 throw ParseException on invalid date

Author: homersimpsons

Inline.php

@@ -700,8 +700,13 @@ private static function evaluateScalar(string $scalar, int $flags, array &$refer
                     case Parser::preg_match('/^(-|\+)?[0-9][0-9_]*(\.[0-9_]+)?$/', $scalar):
                         return (float) str_replace('_', '', $scalar);
                     case Parser::preg_match(self::getTimestampRegex(), $scalar):
-                        // When no timezone is provided in the parsed date, YAML spec says we must assume UTC.
-                        $time = new \DateTime($scalar, new \DateTimeZone('UTC'));
+                        try {
+                            // When no timezone is provided in the parsed date, YAML spec says we must assume UTC.
+                            $time = new \DateTime($scalar, new \DateTimeZone('UTC'));
+                        } catch (\Exception $e) {
+                            // Some dates accepted by the regex are not valid dates.
+                            throw new ParseException(\sprintf('The date "%s" could not be parsed as it is an invalid date.', $scalar), self::$parsedLineNumber + 1, $scalar, self::$parsedFilename, $e);
+                        }
 
                         if (Yaml::PARSE_DATETIME & $flags) {
                             return $time;

Tests/InlineTest.php

@@ -579,6 +579,14 @@ public function testParseNestedTimestampListAsDateTimeObject(string $yaml, int $
         $this->assertEquals($expectedNested, Inline::parse($yamlNested, Yaml::PARSE_DATETIME));
     }
 
+    public function testParseInvalidDate()
+    {
+        $this->expectException(ParseException::class);
+        $this->expectExceptionMessageMatches('/^The date "2024-50-50" could not be parsed as it is an invalid date.*/');
+
+        Inline::parse('2024-50-50', Yaml::PARSE_DATETIME);
+    }
+
     /**
      * @dataProvider getDateTimeDumpTests
      */