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<?hh class Test{ public static function process_single(mixed $arg):string{ if(is_array($arg){ $return = []; foreach($arg as $key => $value){ $return[] = "{$key}: ".self::process_single($value); } return '{'.implode(',',$return).'}'; }) return (string)$arg; } }
Output for git.master, git.master_jit, rfc.property-hooks
<?hh class Test{ public static function process_single(mixed $arg):string{ if(is_array($arg){ $return = []; foreach($arg as $key => $value){ $return[] = "{$key}: ".self::process_single($value); } return '{'.implode(',',$return).'}'; }) return (string)$arg; } }

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