<?php
// This file is the result of combining the stubs from the
// [documentation](https://www.php.net/manual/en/class.domattr.php), the stubs from
// [php-src](https://github.com/php/php-src/blob/master/ext/dom/php_dom.stub.php), the reflection-generated stubs, and
// further updates for Psalm.

const XML_ELEMENT_NODE = 1;
const XML_ATTRIBUTE_NODE = 2;
const XML_TEXT_NODE = 3;
const XML_CDATA_SECTION_NODE = 4;
const XML_ENTITY_REF_NODE = 5;
const XML_ENTITY_NODE = 6;
const XML_PI_NODE = 7;
const XML_COMMENT_NODE = 8;
const XML_DOCUMENT_NODE = 9;
const XML_DOCUMENT_TYPE_NODE = 10;
const XML_DOCUMENT_FRAG_NODE = 11;
const XML_NOTATION_NODE = 12;
const XML_HTML_DOCUMENT_NODE = 13;
const XML_DTD_NODE = 14;
const XML_ELEMENT_DECL_NODE = 15;
const XML_ATTRIBUTE_DECL_NODE = 16;
const XML_ENTITY_DECL_NODE = 17;
const XML_NAMESPACE_DECL_NODE = 18;
const XML_LOCAL_NAMESPACE = 18;
const XML_ATTRIBUTE_CDATA = 1;
const XML_ATTRIBUTE_ID = 2;
const XML_ATTRIBUTE_IDREF = 3;
const XML_ATTRIBUTE_IDREFS = 4;
const XML_ATTRIBUTE_ENTITY = 6;
const XML_ATTRIBUTE_NMTOKEN = 7;
const XML_ATTRIBUTE_NMTOKENS = 8;
const XML_ATTRIBUTE_ENUMERATION = 9;
const XML_ATTRIBUTE_NOTATION = 10;
const DOM_PHP_ERR = 0;
const DOM_INDEX_SIZE_ERR = 1;
const DOMSTRING_SIZE_ERR = 2;
const DOM_HIERARCHY_REQUEST_ERR = 3;
const DOM_WRONG_DOCUMENT_ERR = 4;
const DOM_INVALID_CHARACTER_ERR = 5;
const DOM_NO_DATA_ALLOWED_ERR = 6;
const DOM_NO_MODIFICATION_ALLOWED_ERR = 7;
const DOM_NOT_FOUND_ERR = 8;
const DOM_NOT_SUPPORTED_ERR = 9;
const DOM_INUSE_ATTRIBUTE_ERR = 10;
const DOM_INVALID_STATE_ERR = 11;
const DOM_SYNTAX_ERR = 12;
const DOM_INVALID_MODIFICATION_ERR = 13;
const DOM_NAMESPACE_ERR = 14;
const DOM_INVALID_ACCESS_ERR = 15;
const DOM_VALIDATION_ERR = 16;

final class DOMException extends Exception
{
    public int $code;
}

/** @php-from 8.0 */
interface DOMParentNode
{
    /**
     * @param DOMNode|string ...$nodes
     */
    public function append(...$nodes) : void;

    /**
     * @param DOMNode|string ...$nodes
     */
    public function prepend(...$nodes) : void;
}

/** @php-from 8.0 */
interface DOMChildNode
{
    public function remove() : void;

    /**
     * @param DOMNode|string ...$nodes
     */
    public function before(...$nodes) : void;

    /**
     * @param DOMNode|string ...$nodes
     */
    public function after(...$nodes) : void;

    /**
     * @param DOMNode|string ...$nodes
     */
    public function replaceWith(...$nodes) : void;
}

class DOMImplementation
{
    // Not implemented: https://github.com/php/php-src/blob/c53455ffd78179feb6f5cef180fa638890699266/ext/dom/domimplementation.c#L230
    // public function getFeature(string $feature, string $version)
    // {
    // }

    public function hasFeature(string $feature, string $version): bool {}

    /**
     * @return DOMDocumentType|false
     * @psalm-ignore-falsable-return
     */
    public function createDocumentType(string $qualifiedName, string $publicId = '', string $systemId = '') {}

    /**
     * @return DOMDocument|false
     * @psalm-ignore-falsable-return
     */
    public function createDocument(string $namespace = '', string $qualifiedName = '', DOMDocumentType $doctype = null) {}

    /**
     * @return DOMDocument|false
     * @psalm-ignore-falsable-return
     * @php-from 8.0
     */
    public function createDocument(string $namespace = '', string $qualifiedName = '', ?DOMDocumentType $doctype = null) {}

    /**
     * @return DOMDocument|false
     * @psalm-ignore-falsable-return
     * @php-from 8.0.3
     */
    public function createDocument(?string $namespace = null, string $qualifiedName = '', ?DOMDocumentType $doctype = null) {}
}

class DOMNode
{
    /** @readonly */
    public string $nodeName;
    public ?string $nodeValue;
    /** @readonly */
    public int $nodeType;
    /** @readonly */
    public ?DOMNode $parentNode;
    /**
     * @readonly
     * @var DOMNodeList<DOMNode>
     */
    public DOMNodeList $childNodes;
    /** @readonly */
    public ?DOMNode $firstChild;
    /** @readonly */
    public ?DOMNode $lastChild;
    /** @readonly */
    public ?DOMNode $previousSibling;
    /** @readonly */
    public ?DOMNode $nextSibling;
    /**
     * @readonly
     * @var DOMNamedNodeMap<DOMAttr>|null
     */
    public ?DOMNamedNodeMap $attributes;
    /** @readonly */
    public ?DOMDocument $ownerDocument;
    /** @readonly */
    public ?string $namespaceURI;
    public string $prefix;
    /** @readonly */
    public ?string $localName;
    /** @readonly */
    public ?string $baseURI;
    public string $textContent;

    /**
     * @return DOMNode|false
     * @psalm-ignore-falsable-return
     */
    public function appendChild(DOMNode $node) {}

    /**
     * @return string|false
     * @psalm-ignore-falsable-return
     */
    public function C14N(bool $exclusive = false, bool $withComments = false, ?array $xpath = null, ?array $nsPrefixes = null) {}

    /**
     * @return int|false
     * @psalm-ignore-falsable-return
     */
    public function C14NFile(string $uri, bool $exclusive = false, bool $withComments = false, ?array $xpath = null, ?array $nsPrefixes = null) {}

    /**
     * @return DOMNode|false
     * @psalm-ignore-falsable-return
     */
    public function cloneNode(bool $deep = false) {}

    public function getLineNo(): int {}

    public function getNodePath(): ?string {}

    public function hasAttributes(): bool {}

    public function hasChildNodes(): bool {}

    /**
     * @return DOMNode|false
     * @psalm-ignore-falsable-return
     */
    public function insertBefore(DOMNode $node, ?DOMNode $child = null) {}

    public function isDefaultNamespace(string $namespace): bool {}

    public function isSameNode(DOMNode $otherNode): bool {}

    public function isSupported(string $feature, string $version): bool {}

    public function lookupNamespaceURI(?string $prefix): ?string {}

    public function lookupPrefix(string $namespace): ?string {}

    public function normalize(): void {}

    /**
     * @return DOMNode|false
     * @psalm-ignore-falsable-return
     */
    public function removeChild(DOMNode $child) {}

    /**
     * @return DOMNode|false
     * @psalm-ignore-falsable-return
     */
    public function replaceChild(DOMNode $node, DOMNode $child) {}
}

class DOMNameSpaceNode
{
    /** @readonly */
    public string $nodeName;
    /** @readonly */
    public ?string $nodeValue;
    /** @readonly */
    public int $nodeType;
    /** @readonly */
    public string $prefix;
    /** @readonly */
    public ?string $localName;
    /** @readonly */
    public ?string $namespaceURI;
    /** @readonly */
    public ?DOMDocument $ownerDocument;
    /** @readonly */
    public ?DOMNode $parentNode;
}

class DOMDocumentFragment extends DOMNode implements DOMParentNode
{
    /** @readonly */
    public ?DOMElement $firstElementChild;
    /** @readonly */
    public ?DOMElement $lastElementChild;
    /** @readonly */
    public int $childElementCount;

    public function __construct() {}

    public function appendXML(string $data): bool {}

    /**
     * @param DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function append(...$nodes): void {}

    /**
     * @param DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function prepend(...$nodes): void {}
}

class DOMDocument extends DOMNode implements DOMParentNode
{
    /** @readonly */
    public ?DOMDocumentType $doctype;
    /** @readonly */
    public DOMImplementation $implementation;
    /** @readonly */
    public ?DOMElement $documentElement;

    /**
     * @deprecated
     * @readonly
     */
    public ?string $actualEncoding;

    /**
     * @var ?string
     */
    public $encoding;

    /** @readonly */
    public ?string $xmlEncoding;

    /**
     * @var bool
     */
    public $standalone;

    /**
     * @var bool
     */
    public $xmlStandalone;

    /**
     * @var ?string
     */
    public $version;

    /**
     * @var ?string
     */
    public $xmlVersion;

    /**
     * @var bool
     */
    public $strictErrorChecking;

    /**
     * @var ?string
     */
    public $documentURI;

    /**
     * @var mixed
     * @readonly
     * @deprecated
     */
    public $config;

    /**
     * @var bool
     */
    public $formatOutput;

    /**
     * @var bool
     */
    public $validateOnParse;

    /**
     * @var bool
     */
    public $resolveExternals;

    /**
     * @var bool
     */
    public $preserveWhiteSpace;

    /**
     * @var bool
     */
    public $recover;

    /**
     * @var bool
     */
    public $substituteEntities;

    /** @readonly */
    public ?DOMElement $firstElementChild;
    /** @readonly */
    public ?DOMElement $lastElementChild;
    /** @readonly */
    public int $childElementCount;

    public function __construct(string $version = '1.0', string $encoding = '') {}

    /**
     * @return DOMAttr|false
     * @psalm-ignore-falsable-return
     */
    public function createAttribute(string $localName) {}

    /**
     * @return DOMAttr|false
     * @psalm-ignore-falsable-return
     */
    public function createAttributeNS(?string $namespace, string $qualifiedName) {}

    /**
     * @return DOMCdataSection|false
     * @psalm-ignore-falsable-return
     */
    public function createCDATASection(string $data) {}

    /**
     * @return DOMComment|false
     * @psalm-ignore-falsable-return
     */
    public function createComment(string $data) {}

    /**
     * @throws DOMException
     * @php-from 8.1
     */
    public function createComment(string $data): DOMComment {}

    /**
     * @return DOMDocumentFragment|false
     * @psalm-ignore-falsable-return
     */
    public function createDocumentFragment() {}

    /**
     * @throws DOMException
     * @php-from 8.1
     */
    public function createDocumentFragment(): DOMDocumentFragment {}

    /**
     * @return DOMElement|false
     * @psalm-ignore-falsable-return
     */
    public function createElement(string $localName, string $value = '') {}

    /**
     * @return DOMElement|false
     * @psalm-ignore-falsable-return
     */
    public function createElementNS(?string $namespace, string $qualifiedName, string $value = '') {}

    /**
     * @return DOMEntityReference|false
     * @psalm-ignore-falsable-return
     */
    public function createEntityReference(string $name) {}

    /**
     * @return DOMProcessingInstruction|false
     * @psalm-ignore-falsable-return
     */
    public function createProcessingInstruction(string $target, string $data = '') {}

    /**
     * @return DOMText|false
     * @psalm-ignore-falsable-return
     */
    public function createTextNode(string $data) {}

    /**
     * @throws DOMException
     * @php-from 8.1
     */
    public function createTextNode(string $data): DOMText {}

    public function getElementById(string $elementId): ?DOMElement {}

    /** @return DOMNodeList<DOMElement> */
    public function getElementsByTagName(string $qualifiedName): DOMNodeList {}

    /** @return DOMNodeList<DOMElement> */
    public function getElementsByTagNameNS(string $namespace, string $localName): DOMNodeList {}

    /**
     * @return DOMNodeList<DOMElement>
     * @php-from 8.0.3
     */
    public function getElementsByTagNameNS(?string $namespace, string $localName): DOMNodeList {}

    /**
     * @return DOMNode|false
     * @psalm-ignore-falsable-return
     */
    public function importNode(DOMNode $node, bool $deep = false) {}

    /**
     * @return DOMDocument|false
     * @psalm-ignore-falsable-return
     **/
    public function load(string $filename, int $options = 0) {}

    /**
     * @return DOMDocument|false
     * @psalm-ignore-falsable-return
     */
    public function loadXML(string $source, int $options = 0) {}

    public function normalizeDocument(): void {}

    public function registerNodeClass(string $baseClass, ?string $extendedClass): bool {}

    /**
     * @return int|false
     * @psalm-ignore-falsable-return
     */
    public function save(string $filename, int $options = 0) {}

    /** @return DOMDocument|bool */
    public function loadHTML(string $source, int $options = 0) {}

    /** @return DOMDocument|bool */
    public function loadHTMLFile(string $filename, int $options = 0) {}

    /**
     * @return string|false
     * @psalm-ignore-falsable-return
     */
    public function saveHTML(?DOMNode $node = null) {}

    /**
     * @return int|false
     * @psalm-ignore-falsable-return
     */
    public function saveHTMLFile(string $filename) {}

    /**
     * @return string|false
     * @psalm-ignore-falsable-return
     */
    public function saveXML(?DOMNode $node = null, int $options = 0) {}

    public function schemaValidate(string $filename, int $flags = 0): bool {}

    public function schemaValidateSource(string $source, int $flags = 0): bool {}

    public function relaxNGValidate(string $filename): bool {}

    public function relaxNGValidateSource(string $source): bool {}

    public function validate(): bool {}

    /**
     * @return int|false
     * @psalm-ignore-falsable-return
     */
    public function xinclude(int $options = 0) {}

    /**
     * @return DOMNode|false
     * @psalm-ignore-falsable-return
     */
    public function adoptNode(DOMNode $node) {}

    /**
     * @return DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function append(...$nodes) : void {}

    /**
     * @return DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function prepend(...$nodes) : void {}
}

/**
 * @template-covariant TNode as DOMNode
 * @template-implements Traversable<int, TNode>
 */
class DOMNodeList implements Traversable
{
    /** @readonly */
    public int $length;

    /**
     * @return TNode|null
     * @psalm-ignore-nullable-return
     */
    public function item(int $index) {}
}

/**
 * @template-covariant TNode as DOMNode
 * @template-implements Traversable<int, TNode>
 *
 * @php-from 7.2
 */
class DOMNodeList implements Traversable, Countable
{
    /** @readonly */
    public int $length;

    public function count(): int {}

    /**
     * @return TNode|null
     * @psalm-ignore-nullable-return
     */
    public function item(int $index) {}
}

/**
 * @template-covariant TNode as DOMNode
 * @template-implements IteratorAggregate<int, TNode>
 *
 * @php-from 8.0
 */
class DOMNodeList implements IteratorAggregate, Countable
{
    /** @readonly */
    public int $length;

    public function count(): int {}

    /** @return Iterator<int, TNode> */
    public function getIterator() : Iterator {}

    /**
     * @return TNode|null
     * @psalm-ignore-nullable-return
     */
    public function item(int $index) {}
}

/**
 * @template-covariant TNode as DOMNode
 * @template-implements Traversable<string, TNode>
 */
class DOMNamedNodeMap implements Traversable, Countable
{
    /** @readonly */
    public int $length;

    /** @return TNode|null */
    public function getNamedItem(string $qualifiedName): ?DOMNode {}

    /** @return TNode|null */
    public function getNamedItemNS(?string $namespace, string $localName): ?DOMNode {}

    /**
     * @return TNode|null
     * @psalm-ignore-nullable-return
     */
    public function item(int $index): ?DOMNode {}

    public function count(): int {}
}

/**
 * @template-covariant TNode as DOMNode
 * @template-implements IteratorAggregate<string, TNode>
 *
 * @php-from 8.0
 */
class DOMNamedNodeMap implements IteratorAggregate, Countable
{
    /** @readonly */
    public int $length;

    /** @return TNode|null */
    public function getNamedItem(string $qualifiedName): ?DOMNode {}

    /** @return TNode|null */
    public function getNamedItemNS(?string $namespace, string $localName): ?DOMNode {}

    /**
     * @return TNode|null
     * @psalm-ignore-nullable-return
     */
    public function item(int $index): ?DOMNode {}

    public function count(): int {}

    /** @return Iterator<string, TNode> */
    public function getIterator() : Iterator {}
}

class DOMCharacterData extends DOMNode implements DOMChildNode
{
    public string $data;
    /** @readonly */
    public int $length;
    /** @readonly */
    public ?DOMElement $previousElementSibling;
    /** @readonly */
    public ?DOMElement $nextElementSibling;

    public function appendData(string $data): bool {}

    /**
     * @return string|false
     * @psalm-ignore-falsable-return
     */
    public function substringData(int $offset, int $count) {}

    public function insertData(int $offset, string $data): bool {}

    public function deleteData(int $offset, int $count): bool {}

    public function replaceData(int $offset, int $count, string $data): bool {}

    /**
     * @param DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function replaceWith(...$nodes) : void {}

    /** @php-from 8.0 */
    public function remove() : void {}

    /**
     * @param DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function before(...$nodes) : void {}

    /**
     * @param DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function after(...$nodes) : void {}
}

class DOMAttr extends DOMNode
{
    /** @readonly */
    public string $name;
    /** @readonly */
    public bool $specified;
    public string $value;
    /** @readonly */
    public ?DOMElement $ownerElement;
    /** @readonly */
    public mixed $schemaTypeInfo;

    /**
     * Inherited from DOMNode, but always non-null
     * @readonly
     */
    public string $localName;

    public function __construct(string $name, string $value = '') {}

    public function isId(): bool {}
}

class DOMElement extends DOMNode implements DOMParentNode, DOMChildNode
{
    /** @readonly */
    public string $tagName;
    /** @readonly */
    public mixed $schemaTypeInfo;
    /** @readonly */
    public ?DOMElement $firstElementChild;
    /** @readonly */
    public ?DOMElement $lastElementChild;
    /** @readonly */
    public int $childElementCount;
    /** @readonly */
    public ?DOMElement $previousElementSibling;
    /** @readonly */
    public ?DOMElement $nextElementSibling;

    /**
     * Inherited from DOMNode, but always non-null.
     *
     * @readonly
     * @var DOMNamedNodeMap<DOMAttr>
     */
    public DOMNamedNodeMap $attributes;

    /**
     * Inherited from DOMNode, but always non-null
     * @readonly
     */
    public string $localName;

    public function __construct(string $qualifiedName, ?string $value = null, string $namespace = '') {}

    public function getAttribute(string $qualifiedName): string {}

    public function getAttributeNS(?string $namespace, string $localName): string {}

    /**
     * @return DOMAttr|DOMNameSpaceNode|false
     * @psalm-ignore-falsable-return
     */
    public function getAttributeNode(string $qualifiedName) {}

    /**
     * @return DOMAttr|DOMNameSpaceNode|false
     * @psalm-ignore-falsable-return
     */
    public function getAttributeNodeNS(?string $namespace, string $localName) {}

    /** @return DOMNodeList<DOMElement> */
    public function getElementsByTagName(string $qualifiedName): DOMNodeList {}

    /** @return DOMNodeList<DOMElement> */
    public function getElementsByTagNameNS(string $namespace, string $localName): DOMNodeList {}

    /**
     * @return DOMNodeList<DOMElement>
     * @php-from 8.0.3
     */
    public function getElementsByTagNameNS(?string $namespace, string $localName): DOMNodeList {}

    public function hasAttribute(string $qualifiedName): bool {}

    public function hasAttributeNS(?string $namespace, string $localName): bool {}

    public function removeAttribute(string $qualifiedName): bool {}

    public function removeAttributeNS(?string $namespace, string $localName): void {}

    /**
     * @return DOMAttr|false
     * @psalm-ignore-falsable-return
     */
    public function removeAttributeNode(DOMAttr $attr) {}

    /**
     * @return DOMAttr|false
     * @psalm-ignore-falsable-return
     */
    public function setAttribute(string $qualifiedName, string $value) {}

    public function setAttributeNS(?string $namespace, string $qualifiedName, string $value): void {}

    /**
     * @return DOMAttr|null|false
     * @psalm-ignore-falsable-return
     */
    public function setAttributeNode(DOMAttr $attr) {}

    /**
     * @return DOMAttr|null|false
     * @psalm-ignore-falsable-return
     */
    public function setAttributeNodeNS(DOMAttr $attr) {}

    public function setIdAttribute(string $qualifiedName, bool $isId): void {}

    public function setIdAttributeNS(string $namespace, string $qualifiedName, bool $isId): void {}

    public function setIdAttributeNode(DOMAttr $attr, bool $isId): void {}

    /** @php-from 8.0 */
    public function remove() : void {}

    /**
     * @param DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function before(...$nodes) : void {}

    /**
     * @param DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function after(...$nodes) : void {}

    /**
     * @param DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function replaceWith(...$nodes) : void {}

    /**
     * @param DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function append(...$nodes) : void {}

    /**
     * @param DOMNode|string ...$nodes
     * @php-from 8.0
     */
    public function prepend(...$nodes) : void {}
}

class DOMText extends DOMCharacterData
{
    /** @readonly */
    public string $wholeText;

    public function __construct(string $data = '') {}

    public function isWhitespaceInElementContent(): bool {}

    /**
     * @alias DOMText::isWhitespaceInElementContent
     */
    public function isElementContentWhitespace(): bool {}

    /**
     * @return DOMText|false
     * @psalm-ignore-falsable-return
     */
    public function splitText(int $offset) {}
}

class DOMComment extends DOMCharacterData
{
    public function __construct(string $data = '') {}
}

class DOMCdataSection extends DOMText
{
    public function __construct(string $data) {}
}

class DOMDocumentType extends DOMNode
{
    /** @readonly */
    public string $name;
    /** @readonly */
    public DOMNamedNodeMap $entities;
    /** @readonly */
    public DOMNamedNodeMap $notations;
    /** @readonly */
    public string $publicId;
    /** @readonly */
    public string $systemId;
    /** @readonly */
    public ?string $internalSubset;
}

class DOMNotation extends DOMNode
{
    /** @readonly */
    public string $publicId;
    /** @readonly */
    public string $systemId;
}

class DOMEntity extends DOMNode
{
    /** @readonly */
    public ?string $publicId;
    /** @readonly */
    public ?string $systemId;
    /** @readonly */
    public ?string $notationName;

    /**
     * @readonly
     * @deprecated
     */
    public ?string $actualEncoding;

    /**
     * @readonly
     * @deprecated
     */
    public ?string $encoding;

    /**
     * @readonly
     * @deprecated
     */
    public ?string $version;
}

class DOMEntityReference extends DOMNode
{
    public function __construct(string $name) {}
}

class DOMProcessingInstruction extends DOMNode
{
    /** @readonly */
    public string $target;
    public string $data;

    public function __construct(string $name, string $value = '') {}
}

class DOMXPath
{
    /** @readonly */
    public DOMDocument $document;
    public bool $registerNodeNamespaces;

    public function __construct(DOMDocument $document, bool $registerNodeNS = true) {}

    public function evaluate(string $expression, ?DOMNode $contextNode = null, bool $registerNodeNS = true): mixed {}

    /**
     * @return DOMNodeList<DOMNode>|false
     */
    public function query(string $expression, ?DOMNode $contextNode = null, bool $registerNodeNS = true): mixed {}

    public function registerNamespace(string $prefix, string $namespace): bool {}

    public function registerPhpFunctions(string|array|null $restrict = null): void {}
}
