public static function processValue($value, $allowServices = false)
    {
        if (\is_array($value)) {
            foreach ($value as $k => $v) {
                $value[$k] = static::processValue($v, $allowServices);
            }

            return $value;
        }

        if ($value instanceof ReferenceConfigurator) {
            return new Reference($value->id, $value->invalidBehavior);
        }

        if ($value instanceof InlineServiceConfigurator) {
            $def = $value->definition;
            $value->definition = null;

            return $def;
        }

        if ($value instanceof self) {
            throw new InvalidArgumentException(sprintf('"%s()" can be used only at the root of service configuration files.', $value::FACTORY));
        }

        switch (true) {
            case null === $value:
            case is_scalar($value):
                return $value;

            case $value instanceof ArgumentInterface:
            case $value instanceof Definition:
            case $value instanceof Expression:
            case $value instanceof Parameter:
            case $value instanceof Reference:
                if ($allowServices) {
                    return $value;
                }
        }

        throw new InvalidArgumentException(sprintf('Cannot use values of type "%s" in service configuration files.', \is_object($value) ? \get_class($value) : \gettype($value)));
    }
public static function processValue($value, $allowServices = false)
    {
        if (\is_array($value)) {
            foreach ($value as $k => $v) {
                $value[$k] = static::processValue($v, $allowServices);
            }

            return $value;
        }

        if ($value instanceof ReferenceConfigurator) {
            return new Reference($value->id, $value->invalidBehavior);
        }

        if ($value instanceof InlineServiceConfigurator) {
            $def = $value->definition;
            $value->definition = null;

            return $def;
        }

        if ($value instanceof self) {
            throw new InvalidArgumentException(sprintf('"%s()" can be used only at the root of service configuration files.', $value::FACTORY));
        }

        switch (true) {
            case null === $value:
            case is_scalar($value):
                return $value;

            case $value instanceof ArgumentInterface:
            case $value instanceof Definition:
            case $value instanceof Expression:
            case $value instanceof Parameter:
            case $value instanceof Reference:
                if ($allowServices) {
                    return $value;
                }
        }

        throw new InvalidArgumentException(sprintf('Cannot use values of type "%s" in service configuration files.', \is_object($value) ? \get_class($value) : \gettype($value)));
    }
public static function processValue ( $ value , $ allowServices = false ) { if ( \ is_array ( $ value ) ) { foreach ( $ value as $ k => $ v ) { $ value [ $ k ] = static :: processValue ( $ v , $ allowServices ) ; } return $ value ; } if ( $ value instanceof ReferenceConfigurator ) { return new Reference ( $ value -> id , $ value -> invalidBehavior ) ; } if ( $ value instanceof InlineServiceConfigurator ) { $ def = $ value -> definition ; $ value -> definition = null ; return $ def ; } if ( $ value instanceof self ) { throw new InvalidArgumentException ( sprintf ( '"%s()" can be used only at the root of service configuration files.' , $ value :: FACTORY ) ) ; } switch ( true ) { case null === $ value : case is_scalar ( $ value ) : return $ value ; case $ value instanceof ArgumentInterface : case $ value instanceof Definition : case $ value instanceof Expression : case $ value instanceof Parameter : case $ value instanceof Reference : if ( $ allowServices ) { return $ value ; } } throw new InvalidArgumentException ( sprintf ( 'Cannot use values of type "%s" in service configuration files.' , \ is_object ( $ value ) ? \ get_class ( $ value ) : \ gettype ( $ value ) ) ) ; }
Checks that a value is valid, optionally replacing Definition and Reference configurators by their configure value.

@param mixed $value
@param bool  $allowServices whether Definition and Reference are allowed; by default, only scalars and arrays are

@return mixed the value, optionally cast to a Definition/Reference
Checks that a value is valid optionally replacing Definition and Reference configurators by their configure value .