valueResolver = $valueResolver;
}
public function provideMinPhpVersion() : int
{
return PhpVersionFeature::STR_CONTAINS;
}
public function getRuleDefinition() : RuleDefinition
{
return new RuleDefinition('Replace strpos() !== false and strstr() with str_contains()', [new CodeSample(<<<'CODE_SAMPLE'
class SomeClass
{
public function run()
{
return strpos('abc', 'a') !== false;
}
}
CODE_SAMPLE
, <<<'CODE_SAMPLE'
class SomeClass
{
public function run()
{
return str_contains('abc', 'a');
}
}
CODE_SAMPLE
)]);
}
/**
* @return array>
*/
public function getNodeTypes() : array
{
return [Identical::class, NotIdentical::class, Equal::class, NotEqual::class];
}
/**
* @param Identical|NotIdentical|Equal|NotEqual $node
*/
public function refactor(Node $node) : ?Node
{
$funcCall = $this->matchIdenticalOrNotIdenticalToFalse($node);
if (!$funcCall instanceof FuncCall) {
return null;
}
if ($funcCall->isFirstClassCallable()) {
return null;
}
if (isset($funcCall->getArgs()[2])) {
$secondArg = $funcCall->getArgs()[2];
if ($this->isName($funcCall->name, 'strpos') && !$this->isIntegerZero($secondArg->value)) {
$funcCall->args[0] = new Arg($this->nodeFactory->createFuncCall('substr', [$funcCall->args[0], $secondArg]));
}
unset($funcCall->args[2]);
}
$funcCall->name = new Name('str_contains');
if ($node instanceof Identical || $node instanceof Equal) {
return new BooleanNot($funcCall);
}
return $funcCall;
}
public function providePolyfillPackage() : string
{
return PolyfillPackage::PHP_80;
}
/**
* @param \PhpParser\Node\Expr\BinaryOp\Identical|\PhpParser\Node\Expr\BinaryOp\NotIdentical|\PhpParser\Node\Expr\BinaryOp\Equal|\PhpParser\Node\Expr\BinaryOp\NotEqual $expr
*/
private function matchIdenticalOrNotIdenticalToFalse($expr) : ?FuncCall
{
if ($this->valueResolver->isFalse($expr->left)) {
if (!$expr->right instanceof FuncCall) {
return null;
}
if (!$this->isNames($expr->right, self::OLD_STR_NAMES)) {
return null;
}
/** @var FuncCall $funcCall */
$funcCall = $expr->right;
return $funcCall;
}
if ($this->valueResolver->isFalse($expr->right)) {
if (!$expr->left instanceof FuncCall) {
return null;
}
if (!$this->isNames($expr->left, self::OLD_STR_NAMES)) {
return null;
}
/** @var FuncCall $funcCall */
$funcCall = $expr->left;
return $funcCall;
}
return null;
}
private function isIntegerZero(Expr $expr) : bool
{
if (!$expr instanceof LNumber) {
return \false;
}
return $expr->value === 0;
}
}