return [];
} if (isset($this->fallbackCache
[$fallback])) { return $this->fallbackCache
[$fallback];
} $prevGeneratingFallback =
$this->generatingFallback;
$this->generatingFallback = true;
try { $data = 'root' ===
$fallback ?
$this->
generateDataForRoot($reader,
$tempDir) :
$this->
generateDataForLocale($reader,
$tempDir,
$fallback);
} finally { $this->generatingFallback =
$prevGeneratingFallback;
} return $this->fallbackCache
[$fallback] =
$data ?:
[];
}}