Symfony\Component\DependencyInjection\Dumper\PhpDumper::addServiceInlinedDefinitions PHP Method

    private function addServiceInlinedDefinitions($id, $definition)
    {
        $code = '';
        $variableMap = $this->definitionVariables;
        $nbOccurrences = new \SplObjectStorage();
        $processed = new \SplObjectStorage();
        $inlinedDefinitions = $this->getInlinedDefinitions($definition);

        foreach ($inlinedDefinitions as $definition) {
            if (false === $nbOccurrences->contains($definition)) {
                $nbOccurrences->offsetSet($definition, 1);
            } else {
                $i = $nbOccurrences->offsetGet($definition);
                $nbOccurrences->offsetSet($definition, $i + 1);
            }
        }

        foreach ($inlinedDefinitions as $sDefinition) {
            if ($processed->contains($sDefinition)) {
                continue;
            }
            $processed->offsetSet($sDefinition);

            $class = $this->dumpValue($sDefinition->getClass());
            if ($nbOccurrences->offsetGet($sDefinition) > 1 || $sDefinition->getMethodCalls() || $sDefinition->getProperties() || null !== $sDefinition->getConfigurator() || false !== strpos($class, '$')) {
                $name = $this->getNextVariableName();
                $variableMap->offsetSet($sDefinition, new Variable($name));

                // a construct like:
                // $a = new ServiceA(ServiceB $b); $b = new ServiceB(ServiceA $a);
                // this is an indication for a wrong implementation, you can circumvent this problem
                // by setting up your service structure like this:
                // $b = new ServiceB();
                // $a = new ServiceA(ServiceB $b);
                // $b->setServiceA(ServiceA $a);
                if ($this->hasReference($id, $sDefinition->getArguments())) {
                    throw new ServiceCircularReferenceException($id, array($id));
                }

                $code .= $this->addNewInstance($sDefinition, '$'.$name, ' = ', $id);

                if (!$this->hasReference($id, $sDefinition->getMethodCalls(), true) && !$this->hasReference($id, $sDefinition->getProperties(), true)) {
                    $code .= $this->addServiceProperties(null, $sDefinition, $name);
                    $code .= $this->addServiceMethodCalls(null, $sDefinition, $name);
                    $code .= $this->addServiceConfigurator(null, $sDefinition, $name);
                }

                $code .= "\n";
            }
        }

        return $code;
    }