src/HandlerList.php
public function prependSign(callable $middleware, $name = null)
    {
        $this->add(self::SIGN, $name, $middleware, true);
    }
public function prependSign(callable $middleware, $name = null)
    {
        $this->add(self::SIGN, $name, $middleware, true);
    }
public function prependSign ( callable $ middleware , $ name = null ) { $ this -> add ( self :: SIGN , $ name , $ middleware , true ) ; }
Prepend a middleware to the sign step.

@param callable $middleware Middleware function to add.
@param string   $name       Name of the middleware.
Prepend a middleware to the sign step .