[DependencyInjection] added NonExistentParameterException that indicates where a non-existent parameter is being used
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@ -12,6 +12,7 @@
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namespace Symfony\Component\DependencyInjection\Compiler;
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use Symfony\Component\DependencyInjection\ContainerBuilder;
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use Symfony\Component\DependencyInjection\Exception\NonExistentParameterException;
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/**
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* Resolves all parameter placeholders "%somevalue%" to their real values.
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@ -31,7 +32,8 @@ class ResolveParameterPlaceHoldersPass implements CompilerPassInterface
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{
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$this->parameterBag = $container->getParameterBag();
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foreach ($container->getDefinitions() as $definition) {
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foreach ($container->getDefinitions() as $id => $definition) {
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try {
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$definition->setClass($this->resolveValue($definition->getClass()));
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$definition->setFile($this->resolveValue($definition->getFile()));
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$definition->setArguments($this->resolveValue($definition->getArguments()));
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@ -43,6 +45,11 @@ class ResolveParameterPlaceHoldersPass implements CompilerPassInterface
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$definition->setMethodCalls($calls);
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$definition->setProperties($this->resolveValue($definition->getProperties()));
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} catch (NonExistentParameterException $e) {
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$e->setSourceId($id);
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throw $e;
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}
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}
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$aliases = array();
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@ -53,7 +60,13 @@ class ResolveParameterPlaceHoldersPass implements CompilerPassInterface
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$parameterBag = $container->getParameterBag();
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foreach ($parameterBag->all() as $key => $value) {
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try {
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$parameterBag->set($key, $this->resolveValue($value));
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} catch (NonExistentParameterException $e) {
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$e->setSourceKey($key);
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throw $e;
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}
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}
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}
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@ -0,0 +1,80 @@
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\DependencyInjection\Exception;
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/**
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* This exception is thrown when a non-existent parameter is used.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class NonExistentParameterException extends InvalidArgumentException
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{
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private $key;
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private $sourceId;
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private $sourceKey;
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/**
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* Constructor.
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*
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* @param string $key The requested parameter key
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* @param string $sourceId The service id that references the non-existent parameter
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* @param string $sourceKey The parameter key that references the non-existent parameter
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*/
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public function __construct($key, $sourceId = null, $sourceKey = null)
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{
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$this->key = $key;
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$this->sourceId = $sourceId;
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$this->sourceKey = $sourceKey;
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$this->updateRepr();
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}
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public function updateRepr()
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{
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if (null !== $this->sourceId) {
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$this->message = sprintf('The service "%s" has a dependency on a non-existent parameter "%s".', $this->sourceId, $this->key);
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} elseif (null !== $this->sourceKey) {
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$this->message = sprintf('The parameter "%s" has a dependency on a non-existent parameter "%s".', $this->sourceKey, $this->key);
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} else {
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$this->message = sprintf('You have requested a non-existent parameter "%s".', $this->key);
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}
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}
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public function getKey()
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{
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return $this->key;
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}
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public function getSourceId()
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{
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return $this->sourceId;
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}
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public function getSourceKey()
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{
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return $this->sourceKey;
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}
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public function setSourceId($sourceId)
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{
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$this->sourceId = $sourceId;
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$this->updateRepr();
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}
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public function setSourceKey($sourceKey)
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{
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$this->sourceKey = $sourceKey;
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$this->updateRepr();
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}
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}
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@ -11,6 +11,8 @@
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namespace Symfony\Component\DependencyInjection\ParameterBag;
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use Symfony\Component\DependencyInjection\Exception\NonExistentParameterException;
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/**
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*
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* @author Fabien Potencier <fabien@symfony.com>
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@ -74,7 +76,7 @@ class ParameterBag implements ParameterBagInterface
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$name = strtolower($name);
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if (!array_key_exists($name, $this->parameters)) {
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throw new \InvalidArgumentException(sprintf('The parameter "%s" must be defined.', $name));
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throw new NonExistentParameterException($name);
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}
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return $this->parameters[$name];
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@ -109,7 +111,13 @@ class ParameterBag implements ParameterBagInterface
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public function resolve()
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{
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foreach ($this->parameters as $key => $value) {
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try {
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$this->parameters[$key] = $this->resolveValue($value);
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} catch (NonExistentParameterException $e) {
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$e->setSourceKey($key);
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throw $e;
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}
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}
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}
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@ -11,6 +11,8 @@
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namespace Symfony\Component\DependencyInjection\ParameterBag;
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use Symfony\Component\DependencyInjection\Exception\NonExistentParameterException;
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/**
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* ParameterBagInterface.
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*
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@ -44,7 +46,7 @@ interface ParameterBagInterface
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*
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* @return mixed The parameter value
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*
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* @throws \InvalidArgumentException if the parameter is not defined
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* @throws NonExistentParameterException if the parameter is not defined
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*/
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function get($name);
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@ -83,7 +83,7 @@ class ContainerTest extends \PHPUnit_Framework_TestCase
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$this->fail('->getParameter() thrown an \InvalidArgumentException if the key does not exist');
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} catch (\Exception $e) {
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$this->assertInstanceOf('\InvalidArgumentException', $e, '->getParameter() thrown an \InvalidArgumentException if the key does not exist');
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$this->assertEquals('The parameter "baba" must be defined.', $e->getMessage(), '->getParameter() thrown an \InvalidArgumentException if the key does not exist');
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$this->assertEquals('You have requested a non-existent parameter "baba".', $e->getMessage(), '->getParameter() thrown an \InvalidArgumentException if the key does not exist');
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}
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}
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@ -12,6 +12,7 @@
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namespace Symfony\Tests\Component\DependencyInjection\ParameterBag;
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use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
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use Symfony\Component\DependencyInjection\Exception\NonExistentParameterException;
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class ParameterBagTest extends \PHPUnit_Framework_TestCase
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{
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@ -62,7 +63,7 @@ class ParameterBagTest extends \PHPUnit_Framework_TestCase
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$this->fail('->get() throws an \InvalidArgumentException if the key does not exist');
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} catch (\Exception $e) {
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$this->assertInstanceOf('\InvalidArgumentException', $e, '->get() throws an \InvalidArgumentException if the key does not exist');
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$this->assertEquals('The parameter "baba" must be defined.', $e->getMessage(), '->get() throws an \InvalidArgumentException if the key does not exist');
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$this->assertEquals('You have requested a non-existent parameter "baba".', $e->getMessage(), '->get() throws an \InvalidArgumentException if the key does not exist');
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}
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}
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@ -99,17 +100,37 @@ class ParameterBagTest extends \PHPUnit_Framework_TestCase
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try {
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$bag->resolveValue('%foobar%', array());
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$this->fail('->resolveValue() throws an InvalidArgumentException if a placeholder references a non-existent parameter');
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} catch (\Exception $e) {
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$this->assertInstanceOf('\InvalidArgumentException', $e, '->resolveValue() throws an InvalidArgumentException if a placeholder references a non-existent parameter');
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$this->assertEquals('The parameter "foobar" must be defined.', $e->getMessage(), '->resolveValue() throws an InvalidArgumentException if a placeholder references a non-existent parameter');
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} catch (NonExistentParameterException $e) {
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$this->assertEquals('You have requested a non-existent parameter "foobar".', $e->getMessage(), '->resolveValue() throws a NonExistentParameterException if a placeholder references a non-existent parameter');
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}
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try {
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$bag->resolveValue('foo %foobar% bar', array());
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$this->fail('->resolveValue() throws an InvalidArgumentException if a placeholder references a non-existent parameter');
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} catch (\Exception $e) {
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$this->assertInstanceOf('\InvalidArgumentException', $e, '->resolveValue() throws an InvalidArgumentException if a placeholder references a non-existent parameter');
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$this->assertEquals('The parameter "foobar" must be defined.', $e->getMessage(), '->resolveValue() throws an InvalidArgumentException if a placeholder references a non-existent parameter');
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$this->fail('->resolveValue() throws a NonExistentParameterException if a placeholder references a non-existent parameter');
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} catch (NonExistentParameterException $e) {
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$this->assertEquals('You have requested a non-existent parameter "foobar".', $e->getMessage(), '->resolveValue() throws a NonExistentParameterException if a placeholder references a non-existent parameter');
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}
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}
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/**
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* @covers Symfony\Component\DependencyInjection\ParameterBag\ParameterBag::resolve
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*/
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public function testResolveIndicatesWhyAParameterIsNeeded()
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{
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$bag = new ParameterBag(array('foo' => '%bar%'));
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try {
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$bag->resolve();
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} catch (NonExistentParameterException $e) {
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$this->assertEquals('The parameter "foo" has a dependency on a non-existent parameter "bar".', $e->getMessage());
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}
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$bag = new ParameterBag(array('foo' => '%bar%'));
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try {
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$bag->resolve();
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} catch (NonExistentParameterException $e) {
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$this->assertEquals('The parameter "foo" has a dependency on a non-existent parameter "bar".', $e->getMessage());
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}
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}
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}
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