rector/rules/Arguments/Rector/ClassMethod/ArgumentAdderRector.php

277 lines
10 KiB
PHP

<?php
declare (strict_types=1);
namespace Rector\Arguments\Rector\ClassMethod;
use PhpParser\BuilderHelpers;
use PhpParser\Node;
use PhpParser\Node\Arg;
use PhpParser\Node\Expr;
use PhpParser\Node\Expr\ConstFetch;
use PhpParser\Node\Expr\MethodCall;
use PhpParser\Node\Expr\StaticCall;
use PhpParser\Node\Expr\Variable;
use PhpParser\Node\Name;
use PhpParser\Node\Param;
use PhpParser\Node\Stmt\Class_;
use PhpParser\Node\Stmt\ClassMethod;
use PHPStan\Type\ObjectType;
use PHPStan\Type\Type;
use Rector\Arguments\NodeAnalyzer\ArgumentAddingScope;
use Rector\Arguments\NodeAnalyzer\ChangedArgumentsDetector;
use Rector\Arguments\ValueObject\ArgumentAdder;
use Rector\Core\Contract\PhpParser\NodePrinterInterface;
use Rector\Core\Contract\Rector\ConfigurableRectorInterface;
use Rector\Core\Enum\ObjectReference;
use Rector\Core\Exception\ShouldNotHappenException;
use Rector\Core\PhpParser\AstResolver;
use Rector\Core\Rector\AbstractRector;
use Rector\PHPStanStaticTypeMapper\Enum\TypeKind;
use Symplify\RuleDocGenerator\ValueObject\CodeSample\ConfiguredCodeSample;
use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
use RectorPrefix202302\Webmozart\Assert\Assert;
/**
* @see \Rector\Tests\Arguments\Rector\ClassMethod\ArgumentAdderRector\ArgumentAdderRectorTest
*/
final class ArgumentAdderRector extends AbstractRector implements ConfigurableRectorInterface
{
/**
* @var ArgumentAdder[]
*/
private $addedArguments = [];
/**
* @var bool
*/
private $haveArgumentsChanged = \false;
/**
* @readonly
* @var \Rector\Arguments\NodeAnalyzer\ArgumentAddingScope
*/
private $argumentAddingScope;
/**
* @readonly
* @var \Rector\Arguments\NodeAnalyzer\ChangedArgumentsDetector
*/
private $changedArgumentsDetector;
/**
* @readonly
* @var \Rector\Core\PhpParser\AstResolver
*/
private $astResolver;
/**
* @readonly
* @var \Rector\Core\Contract\PhpParser\NodePrinterInterface
*/
private $nodePrinter;
public function __construct(ArgumentAddingScope $argumentAddingScope, ChangedArgumentsDetector $changedArgumentsDetector, AstResolver $astResolver, NodePrinterInterface $nodePrinter)
{
$this->argumentAddingScope = $argumentAddingScope;
$this->changedArgumentsDetector = $changedArgumentsDetector;
$this->astResolver = $astResolver;
$this->nodePrinter = $nodePrinter;
}
public function getRuleDefinition() : RuleDefinition
{
return new RuleDefinition('This Rector adds new default arguments in calls of defined methods and class types.', [new ConfiguredCodeSample(<<<'CODE_SAMPLE'
$someObject = new SomeExampleClass;
$someObject->someMethod();
class MyCustomClass extends SomeExampleClass
{
public function someMethod()
{
}
}
CODE_SAMPLE
, <<<'CODE_SAMPLE'
$someObject = new SomeExampleClass;
$someObject->someMethod(true);
class MyCustomClass extends SomeExampleClass
{
public function someMethod($value = true)
{
}
}
CODE_SAMPLE
, [new ArgumentAdder('SomeExampleClass', 'someMethod', 0, 'someArgument', \true, new ObjectType('SomeType'))])]);
}
/**
* @return array<class-string<Node>>
*/
public function getNodeTypes() : array
{
return [MethodCall::class, StaticCall::class, ClassMethod::class];
}
/**
* @param MethodCall|StaticCall|ClassMethod $node
* @return \PhpParser\Node\Expr\MethodCall|\PhpParser\Node\Expr\StaticCall|\PhpParser\Node\Stmt\ClassMethod|null
*/
public function refactor(Node $node)
{
$this->haveArgumentsChanged = \false;
foreach ($this->addedArguments as $addedArgument) {
if (!$this->isObjectTypeMatch($node, $addedArgument->getObjectType())) {
continue;
}
if (!$this->isName($node->name, $addedArgument->getMethod())) {
continue;
}
$this->processPositionWithDefaultValues($node, $addedArgument);
}
if ($this->haveArgumentsChanged) {
return $node;
}
return null;
}
/**
* @param mixed[] $configuration
*/
public function configure(array $configuration) : void
{
Assert::allIsAOf($configuration, ArgumentAdder::class);
$this->addedArguments = $configuration;
}
/**
* @param \PhpParser\Node\Expr\MethodCall|\PhpParser\Node\Expr\StaticCall|\PhpParser\Node\Stmt\ClassMethod $node
*/
private function isObjectTypeMatch($node, ObjectType $objectType) : bool
{
if ($node instanceof MethodCall) {
return $this->isObjectType($node->var, $objectType);
}
if ($node instanceof StaticCall) {
return $this->isObjectType($node->class, $objectType);
}
$classLike = $this->betterNodeFinder->findParentType($node, Class_::class);
if (!$classLike instanceof Class_) {
return \false;
}
return $this->isObjectType($classLike, $objectType);
}
/**
* @param \PhpParser\Node\Stmt\ClassMethod|\PhpParser\Node\Expr\MethodCall|\PhpParser\Node\Expr\StaticCall $node
*/
private function processPositionWithDefaultValues($node, ArgumentAdder $argumentAdder) : void
{
if ($this->shouldSkipParameter($node, $argumentAdder)) {
return;
}
$defaultValue = $argumentAdder->getArgumentDefaultValue();
$argumentType = $argumentAdder->getArgumentType();
$position = $argumentAdder->getPosition();
if ($node instanceof ClassMethod) {
$this->addClassMethodParam($node, $argumentAdder, $defaultValue, $argumentType, $position);
return;
}
if ($node instanceof StaticCall) {
$this->processStaticCall($node, $position, $argumentAdder);
return;
}
$this->processMethodCall($node, $defaultValue, $position);
}
/**
* @param mixed $defaultValue
*/
private function processMethodCall(MethodCall $methodCall, $defaultValue, int $position) : void
{
$arg = new Arg(BuilderHelpers::normalizeValue($defaultValue));
if (isset($methodCall->args[$position])) {
return;
}
$this->fillGapBetweenWithDefaultValue($methodCall, $position);
$methodCall->args[$position] = $arg;
$this->haveArgumentsChanged = \true;
}
/**
* @param \PhpParser\Node\Expr\MethodCall|\PhpParser\Node\Expr\StaticCall $node
*/
private function fillGapBetweenWithDefaultValue($node, int $position) : void
{
$lastPosition = \count($node->getArgs()) - 1;
if ($position <= $lastPosition) {
return;
}
if ($position - $lastPosition === 1) {
return;
}
$classMethod = $this->astResolver->resolveClassMethodFromCall($node);
if (!$classMethod instanceof ClassMethod) {
return;
}
for ($index = $lastPosition + 1; $index < $position; ++$index) {
$param = $classMethod->params[$index];
if (!$param->default instanceof Expr) {
throw new ShouldNotHappenException('Previous position does not has default value');
}
$default = $this->nodePrinter->print($param->default);
$node->args[$index] = new Arg(new ConstFetch(new Name($default)));
}
}
/**
* @param \PhpParser\Node\Stmt\ClassMethod|\PhpParser\Node\Expr\MethodCall|\PhpParser\Node\Expr\StaticCall $node
*/
private function shouldSkipParameter($node, ArgumentAdder $argumentAdder) : bool
{
$position = $argumentAdder->getPosition();
$argumentName = $argumentAdder->getArgumentName();
if ($argumentName === null) {
return \true;
}
if ($node instanceof ClassMethod) {
// already added?
if (!isset($node->params[$position])) {
return \false;
}
$param = $node->params[$position];
// argument added and name has been changed
if (!$this->isName($param, $argumentName)) {
return \true;
}
// argument added and default has been changed
if ($this->changedArgumentsDetector->isDefaultValueChanged($param, $argumentAdder->getArgumentDefaultValue())) {
return \true;
}
// argument added and type has been changed
return $this->changedArgumentsDetector->isTypeChanged($param, $argumentAdder->getArgumentType());
}
if (isset($node->args[$position])) {
return \true;
}
// is correct scope?
return !$this->argumentAddingScope->isInCorrectScope($node, $argumentAdder);
}
/**
* @param mixed $defaultValue
*/
private function addClassMethodParam(ClassMethod $classMethod, ArgumentAdder $argumentAdder, $defaultValue, ?Type $type, int $position) : void
{
$argumentName = $argumentAdder->getArgumentName();
if ($argumentName === null) {
throw new ShouldNotHappenException();
}
$param = new Param(new Variable($argumentName), BuilderHelpers::normalizeValue($defaultValue));
if ($type !== null) {
$param->type = $this->staticTypeMapper->mapPHPStanTypeToPhpParserNode($type, TypeKind::PARAM);
}
$classMethod->params[$position] = $param;
$this->haveArgumentsChanged = \true;
}
private function processStaticCall(StaticCall $staticCall, int $position, ArgumentAdder $argumentAdder) : void
{
$argumentName = $argumentAdder->getArgumentName();
if ($argumentName === null) {
throw new ShouldNotHappenException();
}
if (!$staticCall->class instanceof Name) {
return;
}
if (!$this->isName($staticCall->class, ObjectReference::PARENT)) {
return;
}
$this->fillGapBetweenWithDefaultValue($staticCall, $position);
$staticCall->args[$position] = new Arg(new Variable($argumentName));
$this->haveArgumentsChanged = \true;
}
}