preg_match_error4.phpt [plain text]
--TEST--
Pattern exhausting PCRE JIT stack
--FILE--
<?php
$re = '{^(\\s*\\{\\s*(?:"(?:[^\\0-\\x09\\x0a-\\x1f\\\\"]+|\\\\["bfnrt/\\\\]|\\\\u[a-fA-F0-9]{4})*"\\s*:\\s*(?:[0-9.]+|null|true|false|"(?:[^\\0-\\x09\\x0a-\\x1f\\\\"]+|\\\\["bfnrt/\\\\]|\\\\u[a-fA-F0-9]{4})*"|\\[(?:[^\\]]*|\\[(?:[^\\]]*|\\[(?:[^\\]]*|\\[(?:[^\\]]*|\\[[^\\]]*\\])*\\])*\\])*\\]|(?:[^{}]*|\\{(?:[^{}]*|\\{(?:[^{}]*|\\{(?:[^{}]*|\\{[^{}]*\\})*\\})*\\})*\\})*)*\\]|\\{(?:[^{}]*|\\{(?:[^{}]*|\\{(?:[^{}]*|\\{(?:[^{}]*|\\{[^{}]*\\})*\\})*\\})*\\})*\\})\\s*,\\s*)*?)("require"\\s*:\\s*)((?:[0-9.]+|null|true|false|"(?:[^\\0-\\x09\\x0a-\\x1f\\\\"]+|\\\\["bfnrt/\\\\]|\\\\u[a-fA-F0-9]{4})*"|\\[(?:[^\\]]*|\\[(?:[^\\]]*|\\[(?:[^\\]]*|\\[(?:[^\\]]*|\\[[^\\]]*\\])*\\])*\\])*\\]|(?:[^{}]*|\\{(?:[^{}]*|\\{(?:[^{}]*|\\{(?:[^{}]*|\\{[^{}]*\\})*\\})*\\})*\\})*)*\\]|\\{(?:[^{}]*|\\{(?:[^{}]*|\\{(?:[^{}]*|\\{(?:[^{}]*|\\{[^{}]*\\})*\\})*\\})*\\})*\\}))(.*)}s';
$str = '{
"config": {
"cache-files-ttl": 0,
"discard-changes": true
},
"minimum-stability": "stable",
"prefer-stable": false,
"provide": {
"heroku-sys\\/cedar": "14.2016.03.12"
},
"repositories": [
{
"packagist": false
},
{
"type": "path",
"url": "\\/tmp\\/buildpacktUY7k\\/support\\/installer\\/",
"options": {
"symlink": false
}
},
{
"type": "composer",
"url": "https:\\/\\/lang-php.s3.amazonaws.com\\/dist-cedar-14-stable\\/"
},
{
"type": "package",
"package": [
{
"type": "metapackage",
"name": "algolia\\/algoliasearch-client-php",
"version": "1.8.1",
"require": {
"heroku-sys\\/ext-mbstring": "*",
"heroku-sys\\/php": ">=5.4"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "algolia\\/algoliasearch-laravel",
"version": "1.0.10",
"require": {
"heroku-sys\\/php": ">=5.5.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "asm89\\/stack-cors",
"version": "0.2.1",
"require": {
"heroku-sys\\/php": ">=5.3.2"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "aws\\/aws-sdk-php",
"version": "3.15.7",
"require": {
"heroku-sys\\/php": ">=5.5"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "aws\\/aws-sdk-php-laravel",
"version": "3.1.0",
"require": {
"heroku-sys\\/php": ">=5.5.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "barryvdh\\/laravel-cors",
"version": "v0.7.3",
"require": {
"heroku-sys\\/php": ">=5.4.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "bookingsync\\/oauth2-bookingsync-php",
"version": "0.1.3",
"require": {
"heroku-sys\\/php": ">=5.4.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "classpreloader\\/classpreloader",
"version": "3.0.0",
"require": {
"heroku-sys\\/php": ">=5.5.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "danielstjules\\/stringy",
"version": "1.10.0",
"require": {
"heroku-sys\\/ext-mbstring": "*",
"heroku-sys\\/php": ">=5.3.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "dnoegel\\/php-xdg-base-dir",
"version": "0.1",
"require": {
"heroku-sys\\/php": ">=5.3.2"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "doctrine\\/annotations",
"version": "v1.2.7",
"require": {
"heroku-sys\\/php": ">=5.3.2"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "doctrine\\/cache",
"version": "v1.6.0",
"require": {
"heroku-sys\\/php": "~5.5|~7.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "doctrine\\/collections",
"version": "v1.3.0",
"require": {
"heroku-sys\\/php": ">=5.3.2"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "doctrine\\/common",
"version": "v2.6.1",
"require": {
"heroku-sys\\/php": "~5.5|~7.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "doctrine\\/dbal",
"version": "v2.5.4",
"require": {
"heroku-sys\\/php": ">=5.3.2"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "doctrine\\/inflector",
"version": "v1.1.0",
"require": {
"heroku-sys\\/php": ">=5.3.2"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "doctrine\\/lexer",
"version": "v1.0.1",
"require": {
"heroku-sys\\/php": ">=5.3.2"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "fabpot\\/goutte",
"version": "v3.1.2",
"require": {
"heroku-sys\\/php": ">=5.5.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "graham-campbell\\/manager",
"version": "v2.3.1",
"require": {
"heroku-sys\\/php": ">=5.5.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "guzzle\\/guzzle",
"version": "v3.9.3",
"require": {
"heroku-sys\\/ext-curl": "*",
"heroku-sys\\/php": ">=5.3.3"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "guzzlehttp\\/guzzle",
"version": "6.1.1",
"require": {
"heroku-sys\\/php": ">=5.5.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "guzzlehttp\\/promises",
"version": "1.1.0",
"require": {
"heroku-sys\\/php": ">=5.5.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "guzzlehttp\\/psr7",
"version": "1.2.3",
"require": {
"heroku-sys\\/php": ">=5.4.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "intercom\\/intercom-php",
"version": "v1.4.0",
"require": {
"heroku-sys\\/php": ">=5.4.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "intervention\\/image",
"version": "2.3.6",
"require": {
"heroku-sys\\/ext-fileinfo": "*",
"heroku-sys\\/php": ">=5.4.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "jakub-onderka\\/php-console-color",
"version": "0.1",
"require": {
"heroku-sys\\/php": ">=5.3.2"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "jakub-onderka\\/php-console-highlighter",
"version": "v0.3.2",
"require": {
"heroku-sys\\/php": ">=5.3.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "jeremeamia\\/SuperClosure",
"version": "2.2.0",
"require": {
"heroku-sys\\/php": ">=5.4"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "jlapp\\/swaggervel",
"version": "dev-master",
"require": {
"heroku-sys\\/php": ">=5.3.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "laravel\\/framework",
"version": "v5.1.31",
"require": {
"heroku-sys\\/ext-mbstring": "*",
"heroku-sys\\/ext-openssl": "*",
"heroku-sys\\/php": ">=5.5.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "laravelcollective\\/html",
"version": "v5.1.9",
"require": {
"heroku-sys\\/php": ">=5.5.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "league\\/flysystem",
"version": "1.0.18",
"require": {
"heroku-sys\\/php": ">=5.4.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "league\\/flysystem-aws-s3-v3",
"version": "1.0.9",
"require": {
"heroku-sys\\/php": ">=5.5.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "league\\/fractal",
"version": "0.13.0",
"require": {
"heroku-sys\\/php": ">=5.4"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "league\\/glide",
"version": "1.0.0",
"require": {
"heroku-sys\\/php": "^5.4 | ^7.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "league\\/oauth2-client",
"version": "0.12.1",
"require": {
"heroku-sys\\/php": ">=5.4.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "mindscape\\/raygun4php",
"version": "dev-master",
"require": {
"heroku-sys\\/php": ">=5.3.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "monolog\\/monolog",
"version": "1.18.0",
"require": {
"heroku-sys\\/php": ">=5.3.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "mtdowling\\/cron-expression",
"version": "v1.1.0",
"require": {
"heroku-sys\\/php": ">=5.3.2"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "mtdowling\\/jmespath.php",
"version": "2.3.0",
"require": {
"heroku-sys\\/php": ">=5.4.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "namshi\\/jose",
"version": "5.0.2",
"require": {
"heroku-sys\\/php": ">=5.3.3"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "nesbot\\/carbon",
"version": "1.21.0",
"require": {
"heroku-sys\\/php": ">=5.3.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "nikic\\/php-parser",
"version": "v2.0.1",
"require": {
"heroku-sys\\/ext-tokenizer": "*",
"heroku-sys\\/php": ">=5.4"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "orangehill\\/iseed",
"version": "dev-master",
"require": {
"heroku-sys\\/php": ">=5.4.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "paragonie\\/random_compat",
"version": "v1.2.1",
"require": {
"heroku-sys\\/php": ">=5.2.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "phpseclib\\/phpseclib",
"version": "0.3.10",
"require": {
"heroku-sys\\/php": ">=5.0.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "predis\\/predis",
"version": "v1.0.3",
"require": {
"heroku-sys\\/php": ">=5.3.2"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "psr\\/http-message",
"version": "1.0",
"require": {
"heroku-sys\\/php": ">=5.3.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "psy\\/psysh",
"version": "v0.7.1",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "swiftmailer\\/swiftmailer",
"version": "v5.4.1",
"require": {
"heroku-sys\\/php": ">=5.3.3"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/browser-kit",
"version": "v2.8.3",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/console",
"version": "v2.7.10",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/css-selector",
"version": "v2.7.10",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/debug",
"version": "v2.7.10",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/dom-crawler",
"version": "v2.7.10",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/event-dispatcher",
"version": "v2.8.3",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/finder",
"version": "v2.7.10",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/http-foundation",
"version": "v2.7.10",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/http-kernel",
"version": "v2.7.10",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/polyfill-php56",
"version": "v1.1.0",
"require": {
"heroku-sys\\/php": ">=5.3.3"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/polyfill-util",
"version": "v1.1.0",
"require": {
"heroku-sys\\/php": ">=5.3.3"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/process",
"version": "v2.7.10",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/routing",
"version": "v2.7.10",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/translation",
"version": "v2.7.10",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "symfony\\/var-dumper",
"version": "v2.7.10",
"require": {
"heroku-sys\\/php": ">=5.3.9"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "twilio\\/sdk",
"version": "4.10.0",
"require": {
"heroku-sys\\/php": ">=5.2.1"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "tymon\\/jwt-auth",
"version": "0.5.9",
"require": {
"heroku-sys\\/php": ">=5.4.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "vinkla\\/algolia",
"version": "2.2.1",
"require": {
"heroku-sys\\/php": "^5.5.9 || ^7.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "vlucas\\/phpdotenv",
"version": "v1.1.1",
"require": {
"heroku-sys\\/php": ">=5.3.2"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "zircote\\/swagger-php",
"version": "2.0.6",
"require": {
"heroku-sys\\/php": ">=5.4.0"
},
"replace": [],
"provide": [],
"conflict": []
},
{
"type": "metapackage",
"name": "composer.json\\/composer.lock",
"version": "dev-a923f6cdbbc9439cabb74aa9003f6d51",
"require": {
"heroku-sys\\/php": ">=5.5.9",
"heroku-sys\\/ext-gd": "*",
"heroku-sys\\/ext-exif": "*",
"heroku-sys\\/ext-fileinfo": "*"
},
"replace": [],
"provide": [],
"conflict": []
}
]
}
],
"require": {
"composer.json\\/composer.lock": "dev-a923f6cdbbc9439cabb74aa9003f6d51",
"algolia\\/algoliasearch-client-php": "1.8.1",
"algolia\\/algoliasearch-laravel": "1.0.10",
"asm89\\/stack-cors": "0.2.1",
"aws\\/aws-sdk-php": "3.15.7",
"aws\\/aws-sdk-php-laravel": "3.1.0",
"barryvdh\\/laravel-cors": "v0.7.3",
"bookingsync\\/oauth2-bookingsync-php": "0.1.3",
"classpreloader\\/classpreloader": "3.0.0",
"danielstjules\\/stringy": "1.10.0",
"dnoegel\\/php-xdg-base-dir": "0.1",
"doctrine\\/annotations": "v1.2.7",
"doctrine\\/cache": "v1.6.0",
"doctrine\\/collections": "v1.3.0",
"doctrine\\/common": "v2.6.1",
"doctrine\\/dbal": "v2.5.4",
"doctrine\\/inflector": "v1.1.0",
"doctrine\\/lexer": "v1.0.1",
"fabpot\\/goutte": "v3.1.2",
"graham-campbell\\/manager": "v2.3.1",
"guzzle\\/guzzle": "v3.9.3",
"guzzlehttp\\/guzzle": "6.1.1",
"guzzlehttp\\/promises": "1.1.0",
"guzzlehttp\\/psr7": "1.2.3",
"intercom\\/intercom-php": "v1.4.0",
"intervention\\/image": "2.3.6",
"jakub-onderka\\/php-console-color": "0.1",
"jakub-onderka\\/php-console-highlighter": "v0.3.2",
"jeremeamia\\/SuperClosure": "2.2.0",
"jlapp\\/swaggervel": "dev-master",
"laravel\\/framework": "v5.1.31",
"laravelcollective\\/html": "v5.1.9",
"league\\/flysystem": "1.0.18",
"league\\/flysystem-aws-s3-v3": "1.0.9",
"league\\/fractal": "0.13.0",
"league\\/glide": "1.0.0",
"league\\/oauth2-client": "0.12.1",
"mindscape\\/raygun4php": "dev-master",
"monolog\\/monolog": "1.18.0",
"mtdowling\\/cron-expression": "v1.1.0",
"mtdowling\\/jmespath.php": "2.3.0",
"namshi\\/jose": "5.0.2",
"nesbot\\/carbon": "1.21.0",
"nikic\\/php-parser": "v2.0.1",
"orangehill\\/iseed": "dev-master",
"paragonie\\/random_compat": "v1.2.1",
"phpseclib\\/phpseclib": "0.3.10",
"predis\\/predis": "v1.0.3",
"psr\\/http-message": "1.0",
"psy\\/psysh": "v0.7.1",
"swiftmailer\\/swiftmailer": "v5.4.1",
"symfony\\/browser-kit": "v2.8.3",
"symfony\\/console": "v2.7.10",
"symfony\\/css-selector": "v2.7.10",
"symfony\\/debug": "v2.7.10",
"symfony\\/dom-crawler": "v2.7.10",
"symfony\\/event-dispatcher": "v2.8.3",
"symfony\\/finder": "v2.7.10",
"symfony\\/http-foundation": "v2.7.10",
"symfony\\/http-kernel": "v2.7.10",
"symfony\\/polyfill-php56": "v1.1.0",
"symfony\\/polyfill-util": "v1.1.0",
"symfony\\/process": "v2.7.10",
"symfony\\/routing": "v2.7.10",
"symfony\\/translation": "v2.7.10",
"symfony\\/var-dumper": "v2.7.10",
"twilio\\/sdk": "4.10.0",
"tymon\\/jwt-auth": "0.5.9",
"vinkla\\/algolia": "2.2.1",
"vlucas\\/phpdotenv": "v1.1.1",
"zircote\\/swagger-php": "2.0.6",
"heroku-sys\\/apache": "^2.4.10",
"heroku-sys\\/nginx": "~1.8.0"
}
}';
$count = preg_match($re, $str, $matches);
if($count === false) {
switch (preg_last_error()) {
case PREG_NO_ERROR:
throw new \RuntimeException('Failed to execute regex: PREG_NO_ERROR', PREG_NO_ERROR);
case PREG_INTERNAL_ERROR:
throw new \RuntimeException('Failed to execute regex: PREG_INTERNAL_ERROR', PREG_INTERNAL_ERROR);
case PREG_BACKTRACK_LIMIT_ERROR:
throw new \RuntimeException('Failed to execute regex: PREG_BACKTRACK_LIMIT_ERROR', PREG_BACKTRACK_LIMIT_ERROR);
case PREG_RECURSION_LIMIT_ERROR:
throw new \RuntimeException('Failed to execute regex: PREG_RECURSION_LIMIT_ERROR', PREG_RECURSION_LIMIT_ERROR);
case PREG_BAD_UTF8_ERROR:
throw new \RuntimeException('Failed to execute regex: PREG_BAD_UTF8_ERROR', PREG_BAD_UTF8_ERROR);
case PREG_BAD_UTF8_OFFSET_ERROR:
throw new \RuntimeException('Failed to execute regex: PREG_BAD_UTF8_OFFSET_ERROR', PREG_BAD_UTF8_OFFSET_ERROR);
case PREG_JIT_STACKLIMIT_ERROR:
throw new \RuntimeException('Failed to execute regex: PREG_JIT_STACKLIMIT_ERROR', PREG_JIT_STACKLIMIT_ERROR);
default:
throw new \RuntimeException('Failed to execute regex: Unknown error');
}
} else {
var_dump("Done, $count matches.");
}
?>
==DONE==
--EXPECT--
string(16) "Done, 1 matches."
==DONE==