HH\Lib\OS\stdin
Requires the Hack Standard Library - Experimental Additions to be installed.
Facebook Engineer?
This function is available as OS\stdin() in Facebook's www repository.
Get a file descriptor for request STDIN
namespace HH\Lib\OS;
function stdin(): FileDescriptor;
Fails with EBADF if a request-specific file descriptor is not available, for example, when running in HTTP server mode.