function info()
{
$config = new Configuration();
$core = array('PsySH version' => Shell::VERSION, 'PHP version' => PHP_VERSION, 'default includes' => $config->getDefaultIncludes(), 'require semicolons' => $config->requireSemicolons(), 'error logging level' => $config->errorLoggingLevel(), 'config file' => array('default config file' => $config->getConfigFile(), 'local config file' => $config->getLocalConfigFile(), 'PSYSH_CONFIG env' => getenv('PSYSH_CONFIG')));
if ($config->hasReadline()) {
$info = readline_info();
$readline = array('readline available' => true, 'readline enabled' => $config->useReadline(), 'readline service' => get_class($config->getReadline()), 'readline library' => $info['library_version']);
if ($info['readline_name'] !== '') {
$readline['readline name'] = $info['readline_name'];
}
} else {
$readline = array('readline available' => false);
}
$pcntl = array('pcntl available' => function_exists('pcntl_signal'), 'posix available' => function_exists('posix_getpid'));
$history = array('history file' => $config->getHistoryFile(), 'history size' => $config->getHistorySize(), 'erase duplicates' => $config->getEraseDuplicates());
$docs = array('manual db file' => $config->getManualDbFile(), 'sqlite available' => true);
try {
if ($db = $config->getManualDb()) {
if ($q = $db->query('SELECT * FROM meta;')) {
$q->setFetchMode(\PDO::FETCH_KEY_PAIR);
$meta = $q->fetchAll();
foreach ($meta as $key => $val) {
switch ($key) {
case 'built_at':
$d = new \DateTime('@' . $val);
$val = $d->format(\DateTime::RFC2822);
break;
}
$key = 'db ' . str_replace('_', ' ', $key);
$docs[$key] = $val;
}
} else {
$docs['db schema'] = '0.1.0';
}
}
} catch (Exception\RuntimeException $e) {
if ($e->getMessage() === 'SQLite PDO driver not found') {
$docs['sqlite available'] = false;
} else {
throw $e;
}
}
$autocomplete = array('tab completion enabled' => $config->getTabCompletion(), 'custom matchers' => array_map('get_class', $config->getTabCompletionMatchers()));
return array_merge($core, compact('pcntl', 'readline', 'history', 'docs', 'autocomplete'));
}