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Copyright (c) 2013-2019 Ivan Nikulin (ifaaan@gmail.com, https://github.com/inikulin)
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getDocumentMode = exports.isConforming = void 0;
const html_js_1 = require("./html.js");
//Const
const VALID_DOCTYPE_NAME = 'html';
const VALID_SYSTEM_ID = 'about:legacy-compat';
const QUIRKS_MODE_SYSTEM_ID = 'http://www.ibm.com/data/dtd/v11/ibmxhtml1-transitional.dtd';
const QUIRKS_MODE_PUBLIC_ID_PREFIXES = [
'+//silmaril//dtd html pro v0r11 19970101//',
'-//as//dtd html 3.0 aswedit + extensions//',
'-//advasoft ltd//dtd html 3.0 aswedit + extensions//',
'-//ietf//dtd html 2.0 level 1//',
'-//ietf//dtd html 2.0 level 2//',
'-//ietf//dtd html 2.0 strict level 1//',
'-//ietf//dtd html 2.0 strict level 2//',
'-//ietf//dtd html 2.0 strict//',
'-//ietf//dtd html 2.0//',
'-//ietf//dtd html 2.1e//',
'-//ietf//dtd html 3.0//',
'-//ietf//dtd html 3.2 final//',
'-//ietf//dtd html 3.2//',
'-//ietf//dtd html 3//',
'-//ietf//dtd html level 0//',
'-//ietf//dtd html level 1//',
'-//ietf//dtd html level 2//',
'-//ietf//dtd html level 3//',
'-//ietf//dtd html strict level 0//',
'-//ietf//dtd html strict level 1//',
'-//ietf//dtd html strict level 2//',
'-//ietf//dtd html strict level 3//',
'-//ietf//dtd html strict//',
'-//ietf//dtd html//',
'-//metrius//dtd metrius presentational//',
'-//microsoft//dtd internet explorer 2.0 html strict//',
'-//microsoft//dtd internet explorer 2.0 html//',
'-//microsoft//dtd internet explorer 2.0 tables//',
'-//microsoft//dtd internet explorer 3.0 html strict//',
'-//microsoft//dtd internet explorer 3.0 html//',
'-//microsoft//dtd internet explorer 3.0 tables//',
'-//netscape comm. corp.//dtd html//',
'-//netscape comm. corp.//dtd strict html//',
"-//o'reilly and associates//dtd html 2.0//",
"-//o'reilly and associates//dtd html extended 1.0//",
"-//o'reilly and associates//dtd html extended relaxed 1.0//",
'-//sq//dtd html 2.0 hotmetal + extensions//',
'-//softquad software//dtd hotmetal pro 6.0::19990601::extensions to html 4.0//',
'-//softquad//dtd hotmetal pro 4.0::19971010::extensions to html 4.0//',
'-//spyglass//dtd html 2.0 extended//',
'-//sun microsystems corp.//dtd hotjava html//',
'-//sun microsystems corp.//dtd hotjava strict html//',
'-//w3c//dtd html 3 1995-03-24//',
'-//w3c//dtd html 3.2 draft//',
'-//w3c//dtd html 3.2 final//',
'-//w3c//dtd html 3.2//',
'-//w3c//dtd html 3.2s draft//',
'-//w3c//dtd html 4.0 frameset//',
'-//w3c//dtd html 4.0 transitional//',
'-//w3c//dtd html experimental 19960712//',
'-//w3c//dtd html experimental 970421//',
'-//w3c//dtd w3 html//',
'-//w3o//dtd w3 html 3.0//',
'-//webtechs//dtd mozilla html 2.0//',
'-//webtechs//dtd mozilla html//',
];
const QUIRKS_MODE_NO_SYSTEM_ID_PUBLIC_ID_PREFIXES = [
...QUIRKS_MODE_PUBLIC_ID_PREFIXES,
'-//w3c//dtd html 4.01 frameset//',
'-//w3c//dtd html 4.01 transitional//',
];
const QUIRKS_MODE_PUBLIC_IDS = new Set([
'-//w3o//dtd w3 html strict 3.0//en//',
'-/w3c/dtd html 4.0 transitional/en',
'html',
]);
const LIMITED_QUIRKS_PUBLIC_ID_PREFIXES = ['-//w3c//dtd xhtml 1.0 frameset//', '-//w3c//dtd xhtml 1.0 transitional//'];
const LIMITED_QUIRKS_WITH_SYSTEM_ID_PUBLIC_ID_PREFIXES = [
...LIMITED_QUIRKS_PUBLIC_ID_PREFIXES,
'-//w3c//dtd html 4.01 frameset//',
'-//w3c//dtd html 4.01 transitional//',
];
//Utils
function hasPrefix(publicId, prefixes) {
return prefixes.some((prefix) => publicId.startsWith(prefix));
}
//API
function isConforming(token) {
return (token.name === VALID_DOCTYPE_NAME &&
token.publicId === null &&
(token.systemId === null || token.systemId === VALID_SYSTEM_ID));
}
exports.isConforming = isConforming;
function getDocumentMode(token) {
if (token.name !== VALID_DOCTYPE_NAME) {
return html_js_1.DOCUMENT_MODE.QUIRKS;
}
const { systemId } = token;
if (systemId && systemId.toLowerCase() === QUIRKS_MODE_SYSTEM_ID) {
return html_js_1.DOCUMENT_MODE.QUIRKS;
}
let { publicId } = token;
if (publicId !== null) {
publicId = publicId.toLowerCase();
if (QUIRKS_MODE_PUBLIC_IDS.has(publicId)) {
return html_js_1.DOCUMENT_MODE.QUIRKS;
}
let prefixes = systemId === null ? QUIRKS_MODE_NO_SYSTEM_ID_PUBLIC_ID_PREFIXES : QUIRKS_MODE_PUBLIC_ID_PREFIXES;
if (hasPrefix(publicId, prefixes)) {
return html_js_1.DOCUMENT_MODE.QUIRKS;
}
prefixes =
systemId === null ? LIMITED_QUIRKS_PUBLIC_ID_PREFIXES : LIMITED_QUIRKS_WITH_SYSTEM_ID_PUBLIC_ID_PREFIXES;
if (hasPrefix(publicId, prefixes)) {
return html_js_1.DOCUMENT_MODE.LIMITED_QUIRKS;
}
}
return html_js_1.DOCUMENT_MODE.NO_QUIRKS;
}
exports.getDocumentMode = getDocumentMode;
//# sourceMappingURL=doctype.js.map

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ERR = void 0;
var ERR;
(function (ERR) {
ERR["controlCharacterInInputStream"] = "control-character-in-input-stream";
ERR["noncharacterInInputStream"] = "noncharacter-in-input-stream";
ERR["surrogateInInputStream"] = "surrogate-in-input-stream";
ERR["nonVoidHtmlElementStartTagWithTrailingSolidus"] = "non-void-html-element-start-tag-with-trailing-solidus";
ERR["endTagWithAttributes"] = "end-tag-with-attributes";
ERR["endTagWithTrailingSolidus"] = "end-tag-with-trailing-solidus";
ERR["unexpectedSolidusInTag"] = "unexpected-solidus-in-tag";
ERR["unexpectedNullCharacter"] = "unexpected-null-character";
ERR["unexpectedQuestionMarkInsteadOfTagName"] = "unexpected-question-mark-instead-of-tag-name";
ERR["invalidFirstCharacterOfTagName"] = "invalid-first-character-of-tag-name";
ERR["unexpectedEqualsSignBeforeAttributeName"] = "unexpected-equals-sign-before-attribute-name";
ERR["missingEndTagName"] = "missing-end-tag-name";
ERR["unexpectedCharacterInAttributeName"] = "unexpected-character-in-attribute-name";
ERR["unknownNamedCharacterReference"] = "unknown-named-character-reference";
ERR["missingSemicolonAfterCharacterReference"] = "missing-semicolon-after-character-reference";
ERR["unexpectedCharacterAfterDoctypeSystemIdentifier"] = "unexpected-character-after-doctype-system-identifier";
ERR["unexpectedCharacterInUnquotedAttributeValue"] = "unexpected-character-in-unquoted-attribute-value";
ERR["eofBeforeTagName"] = "eof-before-tag-name";
ERR["eofInTag"] = "eof-in-tag";
ERR["missingAttributeValue"] = "missing-attribute-value";
ERR["missingWhitespaceBetweenAttributes"] = "missing-whitespace-between-attributes";
ERR["missingWhitespaceAfterDoctypePublicKeyword"] = "missing-whitespace-after-doctype-public-keyword";
ERR["missingWhitespaceBetweenDoctypePublicAndSystemIdentifiers"] = "missing-whitespace-between-doctype-public-and-system-identifiers";
ERR["missingWhitespaceAfterDoctypeSystemKeyword"] = "missing-whitespace-after-doctype-system-keyword";
ERR["missingQuoteBeforeDoctypePublicIdentifier"] = "missing-quote-before-doctype-public-identifier";
ERR["missingQuoteBeforeDoctypeSystemIdentifier"] = "missing-quote-before-doctype-system-identifier";
ERR["missingDoctypePublicIdentifier"] = "missing-doctype-public-identifier";
ERR["missingDoctypeSystemIdentifier"] = "missing-doctype-system-identifier";
ERR["abruptDoctypePublicIdentifier"] = "abrupt-doctype-public-identifier";
ERR["abruptDoctypeSystemIdentifier"] = "abrupt-doctype-system-identifier";
ERR["cdataInHtmlContent"] = "cdata-in-html-content";
ERR["incorrectlyOpenedComment"] = "incorrectly-opened-comment";
ERR["eofInScriptHtmlCommentLikeText"] = "eof-in-script-html-comment-like-text";
ERR["eofInDoctype"] = "eof-in-doctype";
ERR["nestedComment"] = "nested-comment";
ERR["abruptClosingOfEmptyComment"] = "abrupt-closing-of-empty-comment";
ERR["eofInComment"] = "eof-in-comment";
ERR["incorrectlyClosedComment"] = "incorrectly-closed-comment";
ERR["eofInCdata"] = "eof-in-cdata";
ERR["absenceOfDigitsInNumericCharacterReference"] = "absence-of-digits-in-numeric-character-reference";
ERR["nullCharacterReference"] = "null-character-reference";
ERR["surrogateCharacterReference"] = "surrogate-character-reference";
ERR["characterReferenceOutsideUnicodeRange"] = "character-reference-outside-unicode-range";
ERR["controlCharacterReference"] = "control-character-reference";
ERR["noncharacterCharacterReference"] = "noncharacter-character-reference";
ERR["missingWhitespaceBeforeDoctypeName"] = "missing-whitespace-before-doctype-name";
ERR["missingDoctypeName"] = "missing-doctype-name";
ERR["invalidCharacterSequenceAfterDoctypeName"] = "invalid-character-sequence-after-doctype-name";
ERR["duplicateAttribute"] = "duplicate-attribute";
ERR["nonConformingDoctype"] = "non-conforming-doctype";
ERR["missingDoctype"] = "missing-doctype";
ERR["misplacedDoctype"] = "misplaced-doctype";
ERR["endTagWithoutMatchingOpenElement"] = "end-tag-without-matching-open-element";
ERR["closingOfElementWithOpenChildElements"] = "closing-of-element-with-open-child-elements";
ERR["disallowedContentInNoscriptInHead"] = "disallowed-content-in-noscript-in-head";
ERR["openElementsLeftAfterEof"] = "open-elements-left-after-eof";
ERR["abandonedHeadElementChild"] = "abandoned-head-element-child";
ERR["misplacedStartTagForHeadElement"] = "misplaced-start-tag-for-head-element";
ERR["nestedNoscriptInHead"] = "nested-noscript-in-head";
ERR["eofInElementThatCanContainOnlyText"] = "eof-in-element-that-can-contain-only-text";
})(ERR = exports.ERR || (exports.ERR = {}));
//# sourceMappingURL=error-codes.js.map

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isIntegrationPoint = exports.adjustTokenSVGTagName = exports.adjustTokenXMLAttrs = exports.adjustTokenSVGAttrs = exports.adjustTokenMathMLAttrs = exports.causesExit = exports.SVG_TAG_NAMES_ADJUSTMENT_MAP = void 0;
const html_js_1 = require("./html.js");
//MIME types
const MIME_TYPES = {
TEXT_HTML: 'text/html',
APPLICATION_XML: 'application/xhtml+xml',
};
//Attributes
const DEFINITION_URL_ATTR = 'definitionurl';
const ADJUSTED_DEFINITION_URL_ATTR = 'definitionURL';
const SVG_ATTRS_ADJUSTMENT_MAP = new Map([
'attributeName',
'attributeType',
'baseFrequency',
'baseProfile',
'calcMode',
'clipPathUnits',
'diffuseConstant',
'edgeMode',
'filterUnits',
'glyphRef',
'gradientTransform',
'gradientUnits',
'kernelMatrix',
'kernelUnitLength',
'keyPoints',
'keySplines',
'keyTimes',
'lengthAdjust',
'limitingConeAngle',
'markerHeight',
'markerUnits',
'markerWidth',
'maskContentUnits',
'maskUnits',
'numOctaves',
'pathLength',
'patternContentUnits',
'patternTransform',
'patternUnits',
'pointsAtX',
'pointsAtY',
'pointsAtZ',
'preserveAlpha',
'preserveAspectRatio',
'primitiveUnits',
'refX',
'refY',
'repeatCount',
'repeatDur',
'requiredExtensions',
'requiredFeatures',
'specularConstant',
'specularExponent',
'spreadMethod',
'startOffset',
'stdDeviation',
'stitchTiles',
'surfaceScale',
'systemLanguage',
'tableValues',
'targetX',
'targetY',
'textLength',
'viewBox',
'viewTarget',
'xChannelSelector',
'yChannelSelector',
'zoomAndPan',
].map((attr) => [attr.toLowerCase(), attr]));
const XML_ATTRS_ADJUSTMENT_MAP = new Map([
['xlink:actuate', { prefix: 'xlink', name: 'actuate', namespace: html_js_1.NS.XLINK }],
['xlink:arcrole', { prefix: 'xlink', name: 'arcrole', namespace: html_js_1.NS.XLINK }],
['xlink:href', { prefix: 'xlink', name: 'href', namespace: html_js_1.NS.XLINK }],
['xlink:role', { prefix: 'xlink', name: 'role', namespace: html_js_1.NS.XLINK }],
['xlink:show', { prefix: 'xlink', name: 'show', namespace: html_js_1.NS.XLINK }],
['xlink:title', { prefix: 'xlink', name: 'title', namespace: html_js_1.NS.XLINK }],
['xlink:type', { prefix: 'xlink', name: 'type', namespace: html_js_1.NS.XLINK }],
['xml:base', { prefix: 'xml', name: 'base', namespace: html_js_1.NS.XML }],
['xml:lang', { prefix: 'xml', name: 'lang', namespace: html_js_1.NS.XML }],
['xml:space', { prefix: 'xml', name: 'space', namespace: html_js_1.NS.XML }],
['xmlns', { prefix: '', name: 'xmlns', namespace: html_js_1.NS.XMLNS }],
['xmlns:xlink', { prefix: 'xmlns', name: 'xlink', namespace: html_js_1.NS.XMLNS }],
]);
//SVG tag names adjustment map
exports.SVG_TAG_NAMES_ADJUSTMENT_MAP = new Map([
'altGlyph',
'altGlyphDef',
'altGlyphItem',
'animateColor',
'animateMotion',
'animateTransform',
'clipPath',
'feBlend',
'feColorMatrix',
'feComponentTransfer',
'feComposite',
'feConvolveMatrix',
'feDiffuseLighting',
'feDisplacementMap',
'feDistantLight',
'feFlood',
'feFuncA',
'feFuncB',
'feFuncG',
'feFuncR',
'feGaussianBlur',
'feImage',
'feMerge',
'feMergeNode',
'feMorphology',
'feOffset',
'fePointLight',
'feSpecularLighting',
'feSpotLight',
'feTile',
'feTurbulence',
'foreignObject',
'glyphRef',
'linearGradient',
'radialGradient',
'textPath',
].map((tn) => [tn.toLowerCase(), tn]));
//Tags that causes exit from foreign content
const EXITS_FOREIGN_CONTENT = new Set([
html_js_1.TAG_ID.B,
html_js_1.TAG_ID.BIG,
html_js_1.TAG_ID.BLOCKQUOTE,
html_js_1.TAG_ID.BODY,
html_js_1.TAG_ID.BR,
html_js_1.TAG_ID.CENTER,
html_js_1.TAG_ID.CODE,
html_js_1.TAG_ID.DD,
html_js_1.TAG_ID.DIV,
html_js_1.TAG_ID.DL,
html_js_1.TAG_ID.DT,
html_js_1.TAG_ID.EM,
html_js_1.TAG_ID.EMBED,
html_js_1.TAG_ID.H1,
html_js_1.TAG_ID.H2,
html_js_1.TAG_ID.H3,
html_js_1.TAG_ID.H4,
html_js_1.TAG_ID.H5,
html_js_1.TAG_ID.H6,
html_js_1.TAG_ID.HEAD,
html_js_1.TAG_ID.HR,
html_js_1.TAG_ID.I,
html_js_1.TAG_ID.IMG,
html_js_1.TAG_ID.LI,
html_js_1.TAG_ID.LISTING,
html_js_1.TAG_ID.MENU,
html_js_1.TAG_ID.META,
html_js_1.TAG_ID.NOBR,
html_js_1.TAG_ID.OL,
html_js_1.TAG_ID.P,
html_js_1.TAG_ID.PRE,
html_js_1.TAG_ID.RUBY,
html_js_1.TAG_ID.S,
html_js_1.TAG_ID.SMALL,
html_js_1.TAG_ID.SPAN,
html_js_1.TAG_ID.STRONG,
html_js_1.TAG_ID.STRIKE,
html_js_1.TAG_ID.SUB,
html_js_1.TAG_ID.SUP,
html_js_1.TAG_ID.TABLE,
html_js_1.TAG_ID.TT,
html_js_1.TAG_ID.U,
html_js_1.TAG_ID.UL,
html_js_1.TAG_ID.VAR,
]);
//Check exit from foreign content
function causesExit(startTagToken) {
const tn = startTagToken.tagID;
const isFontWithAttrs = tn === html_js_1.TAG_ID.FONT &&
startTagToken.attrs.some(({ name }) => name === html_js_1.ATTRS.COLOR || name === html_js_1.ATTRS.SIZE || name === html_js_1.ATTRS.FACE);
return isFontWithAttrs || EXITS_FOREIGN_CONTENT.has(tn);
}
exports.causesExit = causesExit;
//Token adjustments
function adjustTokenMathMLAttrs(token) {
for (let i = 0; i < token.attrs.length; i++) {
if (token.attrs[i].name === DEFINITION_URL_ATTR) {
token.attrs[i].name = ADJUSTED_DEFINITION_URL_ATTR;
break;
}
}
}
exports.adjustTokenMathMLAttrs = adjustTokenMathMLAttrs;
function adjustTokenSVGAttrs(token) {
for (let i = 0; i < token.attrs.length; i++) {
const adjustedAttrName = SVG_ATTRS_ADJUSTMENT_MAP.get(token.attrs[i].name);
if (adjustedAttrName != null) {
token.attrs[i].name = adjustedAttrName;
}
}
}
exports.adjustTokenSVGAttrs = adjustTokenSVGAttrs;
function adjustTokenXMLAttrs(token) {
for (let i = 0; i < token.attrs.length; i++) {
const adjustedAttrEntry = XML_ATTRS_ADJUSTMENT_MAP.get(token.attrs[i].name);
if (adjustedAttrEntry) {
token.attrs[i].prefix = adjustedAttrEntry.prefix;
token.attrs[i].name = adjustedAttrEntry.name;
token.attrs[i].namespace = adjustedAttrEntry.namespace;
}
}
}
exports.adjustTokenXMLAttrs = adjustTokenXMLAttrs;
function adjustTokenSVGTagName(token) {
const adjustedTagName = exports.SVG_TAG_NAMES_ADJUSTMENT_MAP.get(token.tagName);
if (adjustedTagName != null) {
token.tagName = adjustedTagName;
token.tagID = (0, html_js_1.getTagID)(token.tagName);
}
}
exports.adjustTokenSVGTagName = adjustTokenSVGTagName;
//Integration points
function isMathMLTextIntegrationPoint(tn, ns) {
return ns === html_js_1.NS.MATHML && (tn === html_js_1.TAG_ID.MI || tn === html_js_1.TAG_ID.MO || tn === html_js_1.TAG_ID.MN || tn === html_js_1.TAG_ID.MS || tn === html_js_1.TAG_ID.MTEXT);
}
function isHtmlIntegrationPoint(tn, ns, attrs) {
if (ns === html_js_1.NS.MATHML && tn === html_js_1.TAG_ID.ANNOTATION_XML) {
for (let i = 0; i < attrs.length; i++) {
if (attrs[i].name === html_js_1.ATTRS.ENCODING) {
const value = attrs[i].value.toLowerCase();
return value === MIME_TYPES.TEXT_HTML || value === MIME_TYPES.APPLICATION_XML;
}
}
}
return ns === html_js_1.NS.SVG && (tn === html_js_1.TAG_ID.FOREIGN_OBJECT || tn === html_js_1.TAG_ID.DESC || tn === html_js_1.TAG_ID.TITLE);
}
function isIntegrationPoint(tn, ns, attrs, foreignNS) {
return (((!foreignNS || foreignNS === html_js_1.NS.HTML) && isHtmlIntegrationPoint(tn, ns, attrs)) ||
((!foreignNS || foreignNS === html_js_1.NS.MATHML) && isMathMLTextIntegrationPoint(tn, ns)));
}
exports.isIntegrationPoint = isIntegrationPoint;
//# sourceMappingURL=foreign-content.js.map

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.hasUnescapedText = exports.isNumberedHeader = exports.SPECIAL_ELEMENTS = exports.getTagID = exports.TAG_ID = exports.TAG_NAMES = exports.DOCUMENT_MODE = exports.ATTRS = exports.NS = void 0;
/** All valid namespaces in HTML. */
var NS;
(function (NS) {
NS["HTML"] = "http://www.w3.org/1999/xhtml";
NS["MATHML"] = "http://www.w3.org/1998/Math/MathML";
NS["SVG"] = "http://www.w3.org/2000/svg";
NS["XLINK"] = "http://www.w3.org/1999/xlink";
NS["XML"] = "http://www.w3.org/XML/1998/namespace";
NS["XMLNS"] = "http://www.w3.org/2000/xmlns/";
})(NS = exports.NS || (exports.NS = {}));
var ATTRS;
(function (ATTRS) {
ATTRS["TYPE"] = "type";
ATTRS["ACTION"] = "action";
ATTRS["ENCODING"] = "encoding";
ATTRS["PROMPT"] = "prompt";
ATTRS["NAME"] = "name";
ATTRS["COLOR"] = "color";
ATTRS["FACE"] = "face";
ATTRS["SIZE"] = "size";
})(ATTRS = exports.ATTRS || (exports.ATTRS = {}));
/**
* The mode of the document.
*
* @see {@link https://dom.spec.whatwg.org/#concept-document-limited-quirks}
*/
var DOCUMENT_MODE;
(function (DOCUMENT_MODE) {
DOCUMENT_MODE["NO_QUIRKS"] = "no-quirks";
DOCUMENT_MODE["QUIRKS"] = "quirks";
DOCUMENT_MODE["LIMITED_QUIRKS"] = "limited-quirks";
})(DOCUMENT_MODE = exports.DOCUMENT_MODE || (exports.DOCUMENT_MODE = {}));
var TAG_NAMES;
(function (TAG_NAMES) {
TAG_NAMES["A"] = "a";
TAG_NAMES["ADDRESS"] = "address";
TAG_NAMES["ANNOTATION_XML"] = "annotation-xml";
TAG_NAMES["APPLET"] = "applet";
TAG_NAMES["AREA"] = "area";
TAG_NAMES["ARTICLE"] = "article";
TAG_NAMES["ASIDE"] = "aside";
TAG_NAMES["B"] = "b";
TAG_NAMES["BASE"] = "base";
TAG_NAMES["BASEFONT"] = "basefont";
TAG_NAMES["BGSOUND"] = "bgsound";
TAG_NAMES["BIG"] = "big";
TAG_NAMES["BLOCKQUOTE"] = "blockquote";
TAG_NAMES["BODY"] = "body";
TAG_NAMES["BR"] = "br";
TAG_NAMES["BUTTON"] = "button";
TAG_NAMES["CAPTION"] = "caption";
TAG_NAMES["CENTER"] = "center";
TAG_NAMES["CODE"] = "code";
TAG_NAMES["COL"] = "col";
TAG_NAMES["COLGROUP"] = "colgroup";
TAG_NAMES["DD"] = "dd";
TAG_NAMES["DESC"] = "desc";
TAG_NAMES["DETAILS"] = "details";
TAG_NAMES["DIALOG"] = "dialog";
TAG_NAMES["DIR"] = "dir";
TAG_NAMES["DIV"] = "div";
TAG_NAMES["DL"] = "dl";
TAG_NAMES["DT"] = "dt";
TAG_NAMES["EM"] = "em";
TAG_NAMES["EMBED"] = "embed";
TAG_NAMES["FIELDSET"] = "fieldset";
TAG_NAMES["FIGCAPTION"] = "figcaption";
TAG_NAMES["FIGURE"] = "figure";
TAG_NAMES["FONT"] = "font";
TAG_NAMES["FOOTER"] = "footer";
TAG_NAMES["FOREIGN_OBJECT"] = "foreignObject";
TAG_NAMES["FORM"] = "form";
TAG_NAMES["FRAME"] = "frame";
TAG_NAMES["FRAMESET"] = "frameset";
TAG_NAMES["H1"] = "h1";
TAG_NAMES["H2"] = "h2";
TAG_NAMES["H3"] = "h3";
TAG_NAMES["H4"] = "h4";
TAG_NAMES["H5"] = "h5";
TAG_NAMES["H6"] = "h6";
TAG_NAMES["HEAD"] = "head";
TAG_NAMES["HEADER"] = "header";
TAG_NAMES["HGROUP"] = "hgroup";
TAG_NAMES["HR"] = "hr";
TAG_NAMES["HTML"] = "html";
TAG_NAMES["I"] = "i";
TAG_NAMES["IMG"] = "img";
TAG_NAMES["IMAGE"] = "image";
TAG_NAMES["INPUT"] = "input";
TAG_NAMES["IFRAME"] = "iframe";
TAG_NAMES["KEYGEN"] = "keygen";
TAG_NAMES["LABEL"] = "label";
TAG_NAMES["LI"] = "li";
TAG_NAMES["LINK"] = "link";
TAG_NAMES["LISTING"] = "listing";
TAG_NAMES["MAIN"] = "main";
TAG_NAMES["MALIGNMARK"] = "malignmark";
TAG_NAMES["MARQUEE"] = "marquee";
TAG_NAMES["MATH"] = "math";
TAG_NAMES["MENU"] = "menu";
TAG_NAMES["META"] = "meta";
TAG_NAMES["MGLYPH"] = "mglyph";
TAG_NAMES["MI"] = "mi";
TAG_NAMES["MO"] = "mo";
TAG_NAMES["MN"] = "mn";
TAG_NAMES["MS"] = "ms";
TAG_NAMES["MTEXT"] = "mtext";
TAG_NAMES["NAV"] = "nav";
TAG_NAMES["NOBR"] = "nobr";
TAG_NAMES["NOFRAMES"] = "noframes";
TAG_NAMES["NOEMBED"] = "noembed";
TAG_NAMES["NOSCRIPT"] = "noscript";
TAG_NAMES["OBJECT"] = "object";
TAG_NAMES["OL"] = "ol";
TAG_NAMES["OPTGROUP"] = "optgroup";
TAG_NAMES["OPTION"] = "option";
TAG_NAMES["P"] = "p";
TAG_NAMES["PARAM"] = "param";
TAG_NAMES["PLAINTEXT"] = "plaintext";
TAG_NAMES["PRE"] = "pre";
TAG_NAMES["RB"] = "rb";
TAG_NAMES["RP"] = "rp";
TAG_NAMES["RT"] = "rt";
TAG_NAMES["RTC"] = "rtc";
TAG_NAMES["RUBY"] = "ruby";
TAG_NAMES["S"] = "s";
TAG_NAMES["SCRIPT"] = "script";
TAG_NAMES["SECTION"] = "section";
TAG_NAMES["SELECT"] = "select";
TAG_NAMES["SOURCE"] = "source";
TAG_NAMES["SMALL"] = "small";
TAG_NAMES["SPAN"] = "span";
TAG_NAMES["STRIKE"] = "strike";
TAG_NAMES["STRONG"] = "strong";
TAG_NAMES["STYLE"] = "style";
TAG_NAMES["SUB"] = "sub";
TAG_NAMES["SUMMARY"] = "summary";
TAG_NAMES["SUP"] = "sup";
TAG_NAMES["TABLE"] = "table";
TAG_NAMES["TBODY"] = "tbody";
TAG_NAMES["TEMPLATE"] = "template";
TAG_NAMES["TEXTAREA"] = "textarea";
TAG_NAMES["TFOOT"] = "tfoot";
TAG_NAMES["TD"] = "td";
TAG_NAMES["TH"] = "th";
TAG_NAMES["THEAD"] = "thead";
TAG_NAMES["TITLE"] = "title";
TAG_NAMES["TR"] = "tr";
TAG_NAMES["TRACK"] = "track";
TAG_NAMES["TT"] = "tt";
TAG_NAMES["U"] = "u";
TAG_NAMES["UL"] = "ul";
TAG_NAMES["SVG"] = "svg";
TAG_NAMES["VAR"] = "var";
TAG_NAMES["WBR"] = "wbr";
TAG_NAMES["XMP"] = "xmp";
})(TAG_NAMES = exports.TAG_NAMES || (exports.TAG_NAMES = {}));
/**
* Tag IDs are numeric IDs for known tag names.
*
* We use tag IDs to improve the performance of tag name comparisons.
*/
var TAG_ID;
(function (TAG_ID) {
TAG_ID[TAG_ID["UNKNOWN"] = 0] = "UNKNOWN";
TAG_ID[TAG_ID["A"] = 1] = "A";
TAG_ID[TAG_ID["ADDRESS"] = 2] = "ADDRESS";
TAG_ID[TAG_ID["ANNOTATION_XML"] = 3] = "ANNOTATION_XML";
TAG_ID[TAG_ID["APPLET"] = 4] = "APPLET";
TAG_ID[TAG_ID["AREA"] = 5] = "AREA";
TAG_ID[TAG_ID["ARTICLE"] = 6] = "ARTICLE";
TAG_ID[TAG_ID["ASIDE"] = 7] = "ASIDE";
TAG_ID[TAG_ID["B"] = 8] = "B";
TAG_ID[TAG_ID["BASE"] = 9] = "BASE";
TAG_ID[TAG_ID["BASEFONT"] = 10] = "BASEFONT";
TAG_ID[TAG_ID["BGSOUND"] = 11] = "BGSOUND";
TAG_ID[TAG_ID["BIG"] = 12] = "BIG";
TAG_ID[TAG_ID["BLOCKQUOTE"] = 13] = "BLOCKQUOTE";
TAG_ID[TAG_ID["BODY"] = 14] = "BODY";
TAG_ID[TAG_ID["BR"] = 15] = "BR";
TAG_ID[TAG_ID["BUTTON"] = 16] = "BUTTON";
TAG_ID[TAG_ID["CAPTION"] = 17] = "CAPTION";
TAG_ID[TAG_ID["CENTER"] = 18] = "CENTER";
TAG_ID[TAG_ID["CODE"] = 19] = "CODE";
TAG_ID[TAG_ID["COL"] = 20] = "COL";
TAG_ID[TAG_ID["COLGROUP"] = 21] = "COLGROUP";
TAG_ID[TAG_ID["DD"] = 22] = "DD";
TAG_ID[TAG_ID["DESC"] = 23] = "DESC";
TAG_ID[TAG_ID["DETAILS"] = 24] = "DETAILS";
TAG_ID[TAG_ID["DIALOG"] = 25] = "DIALOG";
TAG_ID[TAG_ID["DIR"] = 26] = "DIR";
TAG_ID[TAG_ID["DIV"] = 27] = "DIV";
TAG_ID[TAG_ID["DL"] = 28] = "DL";
TAG_ID[TAG_ID["DT"] = 29] = "DT";
TAG_ID[TAG_ID["EM"] = 30] = "EM";
TAG_ID[TAG_ID["EMBED"] = 31] = "EMBED";
TAG_ID[TAG_ID["FIELDSET"] = 32] = "FIELDSET";
TAG_ID[TAG_ID["FIGCAPTION"] = 33] = "FIGCAPTION";
TAG_ID[TAG_ID["FIGURE"] = 34] = "FIGURE";
TAG_ID[TAG_ID["FONT"] = 35] = "FONT";
TAG_ID[TAG_ID["FOOTER"] = 36] = "FOOTER";
TAG_ID[TAG_ID["FOREIGN_OBJECT"] = 37] = "FOREIGN_OBJECT";
TAG_ID[TAG_ID["FORM"] = 38] = "FORM";
TAG_ID[TAG_ID["FRAME"] = 39] = "FRAME";
TAG_ID[TAG_ID["FRAMESET"] = 40] = "FRAMESET";
TAG_ID[TAG_ID["H1"] = 41] = "H1";
TAG_ID[TAG_ID["H2"] = 42] = "H2";
TAG_ID[TAG_ID["H3"] = 43] = "H3";
TAG_ID[TAG_ID["H4"] = 44] = "H4";
TAG_ID[TAG_ID["H5"] = 45] = "H5";
TAG_ID[TAG_ID["H6"] = 46] = "H6";
TAG_ID[TAG_ID["HEAD"] = 47] = "HEAD";
TAG_ID[TAG_ID["HEADER"] = 48] = "HEADER";
TAG_ID[TAG_ID["HGROUP"] = 49] = "HGROUP";
TAG_ID[TAG_ID["HR"] = 50] = "HR";
TAG_ID[TAG_ID["HTML"] = 51] = "HTML";
TAG_ID[TAG_ID["I"] = 52] = "I";
TAG_ID[TAG_ID["IMG"] = 53] = "IMG";
TAG_ID[TAG_ID["IMAGE"] = 54] = "IMAGE";
TAG_ID[TAG_ID["INPUT"] = 55] = "INPUT";
TAG_ID[TAG_ID["IFRAME"] = 56] = "IFRAME";
TAG_ID[TAG_ID["KEYGEN"] = 57] = "KEYGEN";
TAG_ID[TAG_ID["LABEL"] = 58] = "LABEL";
TAG_ID[TAG_ID["LI"] = 59] = "LI";
TAG_ID[TAG_ID["LINK"] = 60] = "LINK";
TAG_ID[TAG_ID["LISTING"] = 61] = "LISTING";
TAG_ID[TAG_ID["MAIN"] = 62] = "MAIN";
TAG_ID[TAG_ID["MALIGNMARK"] = 63] = "MALIGNMARK";
TAG_ID[TAG_ID["MARQUEE"] = 64] = "MARQUEE";
TAG_ID[TAG_ID["MATH"] = 65] = "MATH";
TAG_ID[TAG_ID["MENU"] = 66] = "MENU";
TAG_ID[TAG_ID["META"] = 67] = "META";
TAG_ID[TAG_ID["MGLYPH"] = 68] = "MGLYPH";
TAG_ID[TAG_ID["MI"] = 69] = "MI";
TAG_ID[TAG_ID["MO"] = 70] = "MO";
TAG_ID[TAG_ID["MN"] = 71] = "MN";
TAG_ID[TAG_ID["MS"] = 72] = "MS";
TAG_ID[TAG_ID["MTEXT"] = 73] = "MTEXT";
TAG_ID[TAG_ID["NAV"] = 74] = "NAV";
TAG_ID[TAG_ID["NOBR"] = 75] = "NOBR";
TAG_ID[TAG_ID["NOFRAMES"] = 76] = "NOFRAMES";
TAG_ID[TAG_ID["NOEMBED"] = 77] = "NOEMBED";
TAG_ID[TAG_ID["NOSCRIPT"] = 78] = "NOSCRIPT";
TAG_ID[TAG_ID["OBJECT"] = 79] = "OBJECT";
TAG_ID[TAG_ID["OL"] = 80] = "OL";
TAG_ID[TAG_ID["OPTGROUP"] = 81] = "OPTGROUP";
TAG_ID[TAG_ID["OPTION"] = 82] = "OPTION";
TAG_ID[TAG_ID["P"] = 83] = "P";
TAG_ID[TAG_ID["PARAM"] = 84] = "PARAM";
TAG_ID[TAG_ID["PLAINTEXT"] = 85] = "PLAINTEXT";
TAG_ID[TAG_ID["PRE"] = 86] = "PRE";
TAG_ID[TAG_ID["RB"] = 87] = "RB";
TAG_ID[TAG_ID["RP"] = 88] = "RP";
TAG_ID[TAG_ID["RT"] = 89] = "RT";
TAG_ID[TAG_ID["RTC"] = 90] = "RTC";
TAG_ID[TAG_ID["RUBY"] = 91] = "RUBY";
TAG_ID[TAG_ID["S"] = 92] = "S";
TAG_ID[TAG_ID["SCRIPT"] = 93] = "SCRIPT";
TAG_ID[TAG_ID["SECTION"] = 94] = "SECTION";
TAG_ID[TAG_ID["SELECT"] = 95] = "SELECT";
TAG_ID[TAG_ID["SOURCE"] = 96] = "SOURCE";
TAG_ID[TAG_ID["SMALL"] = 97] = "SMALL";
TAG_ID[TAG_ID["SPAN"] = 98] = "SPAN";
TAG_ID[TAG_ID["STRIKE"] = 99] = "STRIKE";
TAG_ID[TAG_ID["STRONG"] = 100] = "STRONG";
TAG_ID[TAG_ID["STYLE"] = 101] = "STYLE";
TAG_ID[TAG_ID["SUB"] = 102] = "SUB";
TAG_ID[TAG_ID["SUMMARY"] = 103] = "SUMMARY";
TAG_ID[TAG_ID["SUP"] = 104] = "SUP";
TAG_ID[TAG_ID["TABLE"] = 105] = "TABLE";
TAG_ID[TAG_ID["TBODY"] = 106] = "TBODY";
TAG_ID[TAG_ID["TEMPLATE"] = 107] = "TEMPLATE";
TAG_ID[TAG_ID["TEXTAREA"] = 108] = "TEXTAREA";
TAG_ID[TAG_ID["TFOOT"] = 109] = "TFOOT";
TAG_ID[TAG_ID["TD"] = 110] = "TD";
TAG_ID[TAG_ID["TH"] = 111] = "TH";
TAG_ID[TAG_ID["THEAD"] = 112] = "THEAD";
TAG_ID[TAG_ID["TITLE"] = 113] = "TITLE";
TAG_ID[TAG_ID["TR"] = 114] = "TR";
TAG_ID[TAG_ID["TRACK"] = 115] = "TRACK";
TAG_ID[TAG_ID["TT"] = 116] = "TT";
TAG_ID[TAG_ID["U"] = 117] = "U";
TAG_ID[TAG_ID["UL"] = 118] = "UL";
TAG_ID[TAG_ID["SVG"] = 119] = "SVG";
TAG_ID[TAG_ID["VAR"] = 120] = "VAR";
TAG_ID[TAG_ID["WBR"] = 121] = "WBR";
TAG_ID[TAG_ID["XMP"] = 122] = "XMP";
})(TAG_ID = exports.TAG_ID || (exports.TAG_ID = {}));
const TAG_NAME_TO_ID = new Map([
[TAG_NAMES.A, TAG_ID.A],
[TAG_NAMES.ADDRESS, TAG_ID.ADDRESS],
[TAG_NAMES.ANNOTATION_XML, TAG_ID.ANNOTATION_XML],
[TAG_NAMES.APPLET, TAG_ID.APPLET],
[TAG_NAMES.AREA, TAG_ID.AREA],
[TAG_NAMES.ARTICLE, TAG_ID.ARTICLE],
[TAG_NAMES.ASIDE, TAG_ID.ASIDE],
[TAG_NAMES.B, TAG_ID.B],
[TAG_NAMES.BASE, TAG_ID.BASE],
[TAG_NAMES.BASEFONT, TAG_ID.BASEFONT],
[TAG_NAMES.BGSOUND, TAG_ID.BGSOUND],
[TAG_NAMES.BIG, TAG_ID.BIG],
[TAG_NAMES.BLOCKQUOTE, TAG_ID.BLOCKQUOTE],
[TAG_NAMES.BODY, TAG_ID.BODY],
[TAG_NAMES.BR, TAG_ID.BR],
[TAG_NAMES.BUTTON, TAG_ID.BUTTON],
[TAG_NAMES.CAPTION, TAG_ID.CAPTION],
[TAG_NAMES.CENTER, TAG_ID.CENTER],
[TAG_NAMES.CODE, TAG_ID.CODE],
[TAG_NAMES.COL, TAG_ID.COL],
[TAG_NAMES.COLGROUP, TAG_ID.COLGROUP],
[TAG_NAMES.DD, TAG_ID.DD],
[TAG_NAMES.DESC, TAG_ID.DESC],
[TAG_NAMES.DETAILS, TAG_ID.DETAILS],
[TAG_NAMES.DIALOG, TAG_ID.DIALOG],
[TAG_NAMES.DIR, TAG_ID.DIR],
[TAG_NAMES.DIV, TAG_ID.DIV],
[TAG_NAMES.DL, TAG_ID.DL],
[TAG_NAMES.DT, TAG_ID.DT],
[TAG_NAMES.EM, TAG_ID.EM],
[TAG_NAMES.EMBED, TAG_ID.EMBED],
[TAG_NAMES.FIELDSET, TAG_ID.FIELDSET],
[TAG_NAMES.FIGCAPTION, TAG_ID.FIGCAPTION],
[TAG_NAMES.FIGURE, TAG_ID.FIGURE],
[TAG_NAMES.FONT, TAG_ID.FONT],
[TAG_NAMES.FOOTER, TAG_ID.FOOTER],
[TAG_NAMES.FOREIGN_OBJECT, TAG_ID.FOREIGN_OBJECT],
[TAG_NAMES.FORM, TAG_ID.FORM],
[TAG_NAMES.FRAME, TAG_ID.FRAME],
[TAG_NAMES.FRAMESET, TAG_ID.FRAMESET],
[TAG_NAMES.H1, TAG_ID.H1],
[TAG_NAMES.H2, TAG_ID.H2],
[TAG_NAMES.H3, TAG_ID.H3],
[TAG_NAMES.H4, TAG_ID.H4],
[TAG_NAMES.H5, TAG_ID.H5],
[TAG_NAMES.H6, TAG_ID.H6],
[TAG_NAMES.HEAD, TAG_ID.HEAD],
[TAG_NAMES.HEADER, TAG_ID.HEADER],
[TAG_NAMES.HGROUP, TAG_ID.HGROUP],
[TAG_NAMES.HR, TAG_ID.HR],
[TAG_NAMES.HTML, TAG_ID.HTML],
[TAG_NAMES.I, TAG_ID.I],
[TAG_NAMES.IMG, TAG_ID.IMG],
[TAG_NAMES.IMAGE, TAG_ID.IMAGE],
[TAG_NAMES.INPUT, TAG_ID.INPUT],
[TAG_NAMES.IFRAME, TAG_ID.IFRAME],
[TAG_NAMES.KEYGEN, TAG_ID.KEYGEN],
[TAG_NAMES.LABEL, TAG_ID.LABEL],
[TAG_NAMES.LI, TAG_ID.LI],
[TAG_NAMES.LINK, TAG_ID.LINK],
[TAG_NAMES.LISTING, TAG_ID.LISTING],
[TAG_NAMES.MAIN, TAG_ID.MAIN],
[TAG_NAMES.MALIGNMARK, TAG_ID.MALIGNMARK],
[TAG_NAMES.MARQUEE, TAG_ID.MARQUEE],
[TAG_NAMES.MATH, TAG_ID.MATH],
[TAG_NAMES.MENU, TAG_ID.MENU],
[TAG_NAMES.META, TAG_ID.META],
[TAG_NAMES.MGLYPH, TAG_ID.MGLYPH],
[TAG_NAMES.MI, TAG_ID.MI],
[TAG_NAMES.MO, TAG_ID.MO],
[TAG_NAMES.MN, TAG_ID.MN],
[TAG_NAMES.MS, TAG_ID.MS],
[TAG_NAMES.MTEXT, TAG_ID.MTEXT],
[TAG_NAMES.NAV, TAG_ID.NAV],
[TAG_NAMES.NOBR, TAG_ID.NOBR],
[TAG_NAMES.NOFRAMES, TAG_ID.NOFRAMES],
[TAG_NAMES.NOEMBED, TAG_ID.NOEMBED],
[TAG_NAMES.NOSCRIPT, TAG_ID.NOSCRIPT],
[TAG_NAMES.OBJECT, TAG_ID.OBJECT],
[TAG_NAMES.OL, TAG_ID.OL],
[TAG_NAMES.OPTGROUP, TAG_ID.OPTGROUP],
[TAG_NAMES.OPTION, TAG_ID.OPTION],
[TAG_NAMES.P, TAG_ID.P],
[TAG_NAMES.PARAM, TAG_ID.PARAM],
[TAG_NAMES.PLAINTEXT, TAG_ID.PLAINTEXT],
[TAG_NAMES.PRE, TAG_ID.PRE],
[TAG_NAMES.RB, TAG_ID.RB],
[TAG_NAMES.RP, TAG_ID.RP],
[TAG_NAMES.RT, TAG_ID.RT],
[TAG_NAMES.RTC, TAG_ID.RTC],
[TAG_NAMES.RUBY, TAG_ID.RUBY],
[TAG_NAMES.S, TAG_ID.S],
[TAG_NAMES.SCRIPT, TAG_ID.SCRIPT],
[TAG_NAMES.SECTION, TAG_ID.SECTION],
[TAG_NAMES.SELECT, TAG_ID.SELECT],
[TAG_NAMES.SOURCE, TAG_ID.SOURCE],
[TAG_NAMES.SMALL, TAG_ID.SMALL],
[TAG_NAMES.SPAN, TAG_ID.SPAN],
[TAG_NAMES.STRIKE, TAG_ID.STRIKE],
[TAG_NAMES.STRONG, TAG_ID.STRONG],
[TAG_NAMES.STYLE, TAG_ID.STYLE],
[TAG_NAMES.SUB, TAG_ID.SUB],
[TAG_NAMES.SUMMARY, TAG_ID.SUMMARY],
[TAG_NAMES.SUP, TAG_ID.SUP],
[TAG_NAMES.TABLE, TAG_ID.TABLE],
[TAG_NAMES.TBODY, TAG_ID.TBODY],
[TAG_NAMES.TEMPLATE, TAG_ID.TEMPLATE],
[TAG_NAMES.TEXTAREA, TAG_ID.TEXTAREA],
[TAG_NAMES.TFOOT, TAG_ID.TFOOT],
[TAG_NAMES.TD, TAG_ID.TD],
[TAG_NAMES.TH, TAG_ID.TH],
[TAG_NAMES.THEAD, TAG_ID.THEAD],
[TAG_NAMES.TITLE, TAG_ID.TITLE],
[TAG_NAMES.TR, TAG_ID.TR],
[TAG_NAMES.TRACK, TAG_ID.TRACK],
[TAG_NAMES.TT, TAG_ID.TT],
[TAG_NAMES.U, TAG_ID.U],
[TAG_NAMES.UL, TAG_ID.UL],
[TAG_NAMES.SVG, TAG_ID.SVG],
[TAG_NAMES.VAR, TAG_ID.VAR],
[TAG_NAMES.WBR, TAG_ID.WBR],
[TAG_NAMES.XMP, TAG_ID.XMP],
]);
function getTagID(tagName) {
var _a;
return (_a = TAG_NAME_TO_ID.get(tagName)) !== null && _a !== void 0 ? _a : TAG_ID.UNKNOWN;
}
exports.getTagID = getTagID;
const $ = TAG_ID;
exports.SPECIAL_ELEMENTS = {
[NS.HTML]: new Set([
$.ADDRESS,
$.APPLET,
$.AREA,
$.ARTICLE,
$.ASIDE,
$.BASE,
$.BASEFONT,
$.BGSOUND,
$.BLOCKQUOTE,
$.BODY,
$.BR,
$.BUTTON,
$.CAPTION,
$.CENTER,
$.COL,
$.COLGROUP,
$.DD,
$.DETAILS,
$.DIR,
$.DIV,
$.DL,
$.DT,
$.EMBED,
$.FIELDSET,
$.FIGCAPTION,
$.FIGURE,
$.FOOTER,
$.FORM,
$.FRAME,
$.FRAMESET,
$.H1,
$.H2,
$.H3,
$.H4,
$.H5,
$.H6,
$.HEAD,
$.HEADER,
$.HGROUP,
$.HR,
$.HTML,
$.IFRAME,
$.IMG,
$.INPUT,
$.LI,
$.LINK,
$.LISTING,
$.MAIN,
$.MARQUEE,
$.MENU,
$.META,
$.NAV,
$.NOEMBED,
$.NOFRAMES,
$.NOSCRIPT,
$.OBJECT,
$.OL,
$.P,
$.PARAM,
$.PLAINTEXT,
$.PRE,
$.SCRIPT,
$.SECTION,
$.SELECT,
$.SOURCE,
$.STYLE,
$.SUMMARY,
$.TABLE,
$.TBODY,
$.TD,
$.TEMPLATE,
$.TEXTAREA,
$.TFOOT,
$.TH,
$.THEAD,
$.TITLE,
$.TR,
$.TRACK,
$.UL,
$.WBR,
$.XMP,
]),
[NS.MATHML]: new Set([$.MI, $.MO, $.MN, $.MS, $.MTEXT, $.ANNOTATION_XML]),
[NS.SVG]: new Set([$.TITLE, $.FOREIGN_OBJECT, $.DESC]),
[NS.XLINK]: new Set(),
[NS.XML]: new Set(),
[NS.XMLNS]: new Set(),
};
function isNumberedHeader(tn) {
return tn === $.H1 || tn === $.H2 || tn === $.H3 || tn === $.H4 || tn === $.H5 || tn === $.H6;
}
exports.isNumberedHeader = isNumberedHeader;
const UNESCAPED_TEXT = new Set([
TAG_NAMES.STYLE,
TAG_NAMES.SCRIPT,
TAG_NAMES.XMP,
TAG_NAMES.IFRAME,
TAG_NAMES.NOEMBED,
TAG_NAMES.NOFRAMES,
TAG_NAMES.PLAINTEXT,
]);
function hasUnescapedText(tn, scriptingEnabled) {
return UNESCAPED_TEXT.has(tn) || (scriptingEnabled && tn === TAG_NAMES.NOSCRIPT);
}
exports.hasUnescapedText = hasUnescapedText;
//# sourceMappingURL=html.js.map

View File

@@ -0,0 +1,25 @@
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getTokenAttr = exports.TokenType = void 0;
var TokenType;
(function (TokenType) {
TokenType[TokenType["CHARACTER"] = 0] = "CHARACTER";
TokenType[TokenType["NULL_CHARACTER"] = 1] = "NULL_CHARACTER";
TokenType[TokenType["WHITESPACE_CHARACTER"] = 2] = "WHITESPACE_CHARACTER";
TokenType[TokenType["START_TAG"] = 3] = "START_TAG";
TokenType[TokenType["END_TAG"] = 4] = "END_TAG";
TokenType[TokenType["COMMENT"] = 5] = "COMMENT";
TokenType[TokenType["DOCTYPE"] = 6] = "DOCTYPE";
TokenType[TokenType["EOF"] = 7] = "EOF";
TokenType[TokenType["HIBERNATION"] = 8] = "HIBERNATION";
})(TokenType = exports.TokenType || (exports.TokenType = {}));
function getTokenAttr(token, attrName) {
for (let i = token.attrs.length - 1; i >= 0; i--) {
if (token.attrs[i].name === attrName) {
return token.attrs[i].value;
}
}
return null;
}
exports.getTokenAttr = getTokenAttr;
//# sourceMappingURL=token.js.map

View File

@@ -0,0 +1,77 @@
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isUndefinedCodePoint = exports.isControlCodePoint = exports.getSurrogatePairCodePoint = exports.isSurrogatePair = exports.isSurrogate = exports.SEQUENCES = exports.CODE_POINTS = exports.REPLACEMENT_CHARACTER = void 0;
const UNDEFINED_CODE_POINTS = new Set([
65534, 65535, 131070, 131071, 196606, 196607, 262142, 262143, 327678, 327679, 393214,
393215, 458750, 458751, 524286, 524287, 589822, 589823, 655358, 655359, 720894,
720895, 786430, 786431, 851966, 851967, 917502, 917503, 983038, 983039, 1048574,
1048575, 1114110, 1114111,
]);
exports.REPLACEMENT_CHARACTER = '\uFFFD';
var CODE_POINTS;
(function (CODE_POINTS) {
CODE_POINTS[CODE_POINTS["EOF"] = -1] = "EOF";
CODE_POINTS[CODE_POINTS["NULL"] = 0] = "NULL";
CODE_POINTS[CODE_POINTS["TABULATION"] = 9] = "TABULATION";
CODE_POINTS[CODE_POINTS["CARRIAGE_RETURN"] = 13] = "CARRIAGE_RETURN";
CODE_POINTS[CODE_POINTS["LINE_FEED"] = 10] = "LINE_FEED";
CODE_POINTS[CODE_POINTS["FORM_FEED"] = 12] = "FORM_FEED";
CODE_POINTS[CODE_POINTS["SPACE"] = 32] = "SPACE";
CODE_POINTS[CODE_POINTS["EXCLAMATION_MARK"] = 33] = "EXCLAMATION_MARK";
CODE_POINTS[CODE_POINTS["QUOTATION_MARK"] = 34] = "QUOTATION_MARK";
CODE_POINTS[CODE_POINTS["NUMBER_SIGN"] = 35] = "NUMBER_SIGN";
CODE_POINTS[CODE_POINTS["AMPERSAND"] = 38] = "AMPERSAND";
CODE_POINTS[CODE_POINTS["APOSTROPHE"] = 39] = "APOSTROPHE";
CODE_POINTS[CODE_POINTS["HYPHEN_MINUS"] = 45] = "HYPHEN_MINUS";
CODE_POINTS[CODE_POINTS["SOLIDUS"] = 47] = "SOLIDUS";
CODE_POINTS[CODE_POINTS["DIGIT_0"] = 48] = "DIGIT_0";
CODE_POINTS[CODE_POINTS["DIGIT_9"] = 57] = "DIGIT_9";
CODE_POINTS[CODE_POINTS["SEMICOLON"] = 59] = "SEMICOLON";
CODE_POINTS[CODE_POINTS["LESS_THAN_SIGN"] = 60] = "LESS_THAN_SIGN";
CODE_POINTS[CODE_POINTS["EQUALS_SIGN"] = 61] = "EQUALS_SIGN";
CODE_POINTS[CODE_POINTS["GREATER_THAN_SIGN"] = 62] = "GREATER_THAN_SIGN";
CODE_POINTS[CODE_POINTS["QUESTION_MARK"] = 63] = "QUESTION_MARK";
CODE_POINTS[CODE_POINTS["LATIN_CAPITAL_A"] = 65] = "LATIN_CAPITAL_A";
CODE_POINTS[CODE_POINTS["LATIN_CAPITAL_F"] = 70] = "LATIN_CAPITAL_F";
CODE_POINTS[CODE_POINTS["LATIN_CAPITAL_X"] = 88] = "LATIN_CAPITAL_X";
CODE_POINTS[CODE_POINTS["LATIN_CAPITAL_Z"] = 90] = "LATIN_CAPITAL_Z";
CODE_POINTS[CODE_POINTS["RIGHT_SQUARE_BRACKET"] = 93] = "RIGHT_SQUARE_BRACKET";
CODE_POINTS[CODE_POINTS["GRAVE_ACCENT"] = 96] = "GRAVE_ACCENT";
CODE_POINTS[CODE_POINTS["LATIN_SMALL_A"] = 97] = "LATIN_SMALL_A";
CODE_POINTS[CODE_POINTS["LATIN_SMALL_F"] = 102] = "LATIN_SMALL_F";
CODE_POINTS[CODE_POINTS["LATIN_SMALL_X"] = 120] = "LATIN_SMALL_X";
CODE_POINTS[CODE_POINTS["LATIN_SMALL_Z"] = 122] = "LATIN_SMALL_Z";
CODE_POINTS[CODE_POINTS["REPLACEMENT_CHARACTER"] = 65533] = "REPLACEMENT_CHARACTER";
})(CODE_POINTS = exports.CODE_POINTS || (exports.CODE_POINTS = {}));
exports.SEQUENCES = {
DASH_DASH: '--',
CDATA_START: '[CDATA[',
DOCTYPE: 'doctype',
SCRIPT: 'script',
PUBLIC: 'public',
SYSTEM: 'system',
};
//Surrogates
function isSurrogate(cp) {
return cp >= 55296 && cp <= 57343;
}
exports.isSurrogate = isSurrogate;
function isSurrogatePair(cp) {
return cp >= 56320 && cp <= 57343;
}
exports.isSurrogatePair = isSurrogatePair;
function getSurrogatePairCodePoint(cp1, cp2) {
return (cp1 - 55296) * 1024 + 9216 + cp2;
}
exports.getSurrogatePairCodePoint = getSurrogatePairCodePoint;
//NOTE: excluding NULL and ASCII whitespace
function isControlCodePoint(cp) {
return ((cp !== 0x20 && cp !== 0x0a && cp !== 0x0d && cp !== 0x09 && cp !== 0x0c && cp >= 0x01 && cp <= 0x1f) ||
(cp >= 0x7f && cp <= 0x9f));
}
exports.isControlCodePoint = isControlCodePoint;
function isUndefinedCodePoint(cp) {
return (cp >= 64976 && cp <= 65007) || UNDEFINED_CODE_POINTS.has(cp);
}
exports.isUndefinedCodePoint = isUndefinedCodePoint;
//# sourceMappingURL=unicode.js.map

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseFragment = exports.parse = exports.TokenizerMode = exports.Tokenizer = exports.Token = exports.html = exports.foreignContent = exports.ErrorCodes = exports.serializeOuter = exports.serialize = exports.Parser = exports.defaultTreeAdapter = void 0;
const index_js_1 = require("./parser/index.js");
var default_js_1 = require("./tree-adapters/default.js");
Object.defineProperty(exports, "defaultTreeAdapter", { enumerable: true, get: function () { return default_js_1.defaultTreeAdapter; } });
var index_js_2 = require("./parser/index.js");
Object.defineProperty(exports, "Parser", { enumerable: true, get: function () { return index_js_2.Parser; } });
var index_js_3 = require("./serializer/index.js");
Object.defineProperty(exports, "serialize", { enumerable: true, get: function () { return index_js_3.serialize; } });
Object.defineProperty(exports, "serializeOuter", { enumerable: true, get: function () { return index_js_3.serializeOuter; } });
var error_codes_js_1 = require("./common/error-codes.js");
Object.defineProperty(exports, "ErrorCodes", { enumerable: true, get: function () { return error_codes_js_1.ERR; } });
/** @internal */
exports.foreignContent = require("./common/foreign-content.js");
/** @internal */
exports.html = require("./common/html.js");
/** @internal */
exports.Token = require("./common/token.js");
/** @internal */
var index_js_4 = require("./tokenizer/index.js");
Object.defineProperty(exports, "Tokenizer", { enumerable: true, get: function () { return index_js_4.Tokenizer; } });
Object.defineProperty(exports, "TokenizerMode", { enumerable: true, get: function () { return index_js_4.TokenizerMode; } });
// Shorthands
/**
* Parses an HTML string.
*
* @param html Input HTML string.
* @param options Parsing options.
* @returns Document
*
* @example
*
* ```js
* const parse5 = require('parse5');
*
* const document = parse5.parse('<!DOCTYPE html><html><head></head><body>Hi there!</body></html>');
*
* console.log(document.childNodes[1].tagName); //> 'html'
*```
*/
function parse(html, options) {
return index_js_1.Parser.parse(html, options);
}
exports.parse = parse;
function parseFragment(fragmentContext, html, options) {
if (typeof fragmentContext === 'string') {
options = html;
html = fragmentContext;
fragmentContext = null;
}
const parser = index_js_1.Parser.getFragmentParser(fragmentContext, options);
parser.tokenizer.write(html, true);
return parser.getFragment();
}
exports.parseFragment = parseFragment;
//# sourceMappingURL=index.js.map

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{"type":"commonjs"}

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.FormattingElementList = exports.EntryType = void 0;
//Const
const NOAH_ARK_CAPACITY = 3;
var EntryType;
(function (EntryType) {
EntryType[EntryType["Marker"] = 0] = "Marker";
EntryType[EntryType["Element"] = 1] = "Element";
})(EntryType = exports.EntryType || (exports.EntryType = {}));
const MARKER = { type: EntryType.Marker };
//List of formatting elements
class FormattingElementList {
constructor(treeAdapter) {
this.treeAdapter = treeAdapter;
this.entries = [];
this.bookmark = null;
}
//Noah Ark's condition
//OPTIMIZATION: at first we try to find possible candidates for exclusion using
//lightweight heuristics without thorough attributes check.
_getNoahArkConditionCandidates(newElement, neAttrs) {
const candidates = [];
const neAttrsLength = neAttrs.length;
const neTagName = this.treeAdapter.getTagName(newElement);
const neNamespaceURI = this.treeAdapter.getNamespaceURI(newElement);
for (let i = 0; i < this.entries.length; i++) {
const entry = this.entries[i];
if (entry.type === EntryType.Marker) {
break;
}
const { element } = entry;
if (this.treeAdapter.getTagName(element) === neTagName &&
this.treeAdapter.getNamespaceURI(element) === neNamespaceURI) {
const elementAttrs = this.treeAdapter.getAttrList(element);
if (elementAttrs.length === neAttrsLength) {
candidates.push({ idx: i, attrs: elementAttrs });
}
}
}
return candidates;
}
_ensureNoahArkCondition(newElement) {
if (this.entries.length < NOAH_ARK_CAPACITY)
return;
const neAttrs = this.treeAdapter.getAttrList(newElement);
const candidates = this._getNoahArkConditionCandidates(newElement, neAttrs);
if (candidates.length < NOAH_ARK_CAPACITY)
return;
//NOTE: build attrs map for the new element, so we can perform fast lookups
const neAttrsMap = new Map(neAttrs.map((neAttr) => [neAttr.name, neAttr.value]));
let validCandidates = 0;
//NOTE: remove bottommost candidates, until Noah's Ark condition will not be met
for (let i = 0; i < candidates.length; i++) {
const candidate = candidates[i];
// We know that `candidate.attrs.length === neAttrs.length`
if (candidate.attrs.every((cAttr) => neAttrsMap.get(cAttr.name) === cAttr.value)) {
validCandidates += 1;
if (validCandidates >= NOAH_ARK_CAPACITY) {
this.entries.splice(candidate.idx, 1);
}
}
}
}
//Mutations
insertMarker() {
this.entries.unshift(MARKER);
}
pushElement(element, token) {
this._ensureNoahArkCondition(element);
this.entries.unshift({
type: EntryType.Element,
element,
token,
});
}
insertElementAfterBookmark(element, token) {
const bookmarkIdx = this.entries.indexOf(this.bookmark);
this.entries.splice(bookmarkIdx, 0, {
type: EntryType.Element,
element,
token,
});
}
removeEntry(entry) {
const entryIndex = this.entries.indexOf(entry);
if (entryIndex >= 0) {
this.entries.splice(entryIndex, 1);
}
}
/**
* Clears the list of formatting elements up to the last marker.
*
* @see https://html.spec.whatwg.org/multipage/parsing.html#clear-the-list-of-active-formatting-elements-up-to-the-last-marker
*/
clearToLastMarker() {
const markerIdx = this.entries.indexOf(MARKER);
if (markerIdx >= 0) {
this.entries.splice(0, markerIdx + 1);
}
else {
this.entries.length = 0;
}
}
//Search
getElementEntryInScopeWithTagName(tagName) {
const entry = this.entries.find((entry) => entry.type === EntryType.Marker || this.treeAdapter.getTagName(entry.element) === tagName);
return entry && entry.type === EntryType.Element ? entry : null;
}
getElementEntry(element) {
return this.entries.find((entry) => entry.type === EntryType.Element && entry.element === element);
}
}
exports.FormattingElementList = FormattingElementList;
//# sourceMappingURL=formatting-element-list.js.map

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.OpenElementStack = void 0;
const html_js_1 = require("../common/html.js");
//Element utils
const IMPLICIT_END_TAG_REQUIRED = new Set([html_js_1.TAG_ID.DD, html_js_1.TAG_ID.DT, html_js_1.TAG_ID.LI, html_js_1.TAG_ID.OPTGROUP, html_js_1.TAG_ID.OPTION, html_js_1.TAG_ID.P, html_js_1.TAG_ID.RB, html_js_1.TAG_ID.RP, html_js_1.TAG_ID.RT, html_js_1.TAG_ID.RTC]);
const IMPLICIT_END_TAG_REQUIRED_THOROUGHLY = new Set([
...IMPLICIT_END_TAG_REQUIRED,
html_js_1.TAG_ID.CAPTION,
html_js_1.TAG_ID.COLGROUP,
html_js_1.TAG_ID.TBODY,
html_js_1.TAG_ID.TD,
html_js_1.TAG_ID.TFOOT,
html_js_1.TAG_ID.TH,
html_js_1.TAG_ID.THEAD,
html_js_1.TAG_ID.TR,
]);
const SCOPING_ELEMENT_NS = new Map([
[html_js_1.TAG_ID.APPLET, html_js_1.NS.HTML],
[html_js_1.TAG_ID.CAPTION, html_js_1.NS.HTML],
[html_js_1.TAG_ID.HTML, html_js_1.NS.HTML],
[html_js_1.TAG_ID.MARQUEE, html_js_1.NS.HTML],
[html_js_1.TAG_ID.OBJECT, html_js_1.NS.HTML],
[html_js_1.TAG_ID.TABLE, html_js_1.NS.HTML],
[html_js_1.TAG_ID.TD, html_js_1.NS.HTML],
[html_js_1.TAG_ID.TEMPLATE, html_js_1.NS.HTML],
[html_js_1.TAG_ID.TH, html_js_1.NS.HTML],
[html_js_1.TAG_ID.ANNOTATION_XML, html_js_1.NS.MATHML],
[html_js_1.TAG_ID.MI, html_js_1.NS.MATHML],
[html_js_1.TAG_ID.MN, html_js_1.NS.MATHML],
[html_js_1.TAG_ID.MO, html_js_1.NS.MATHML],
[html_js_1.TAG_ID.MS, html_js_1.NS.MATHML],
[html_js_1.TAG_ID.MTEXT, html_js_1.NS.MATHML],
[html_js_1.TAG_ID.DESC, html_js_1.NS.SVG],
[html_js_1.TAG_ID.FOREIGN_OBJECT, html_js_1.NS.SVG],
[html_js_1.TAG_ID.TITLE, html_js_1.NS.SVG],
]);
const NAMED_HEADERS = [html_js_1.TAG_ID.H1, html_js_1.TAG_ID.H2, html_js_1.TAG_ID.H3, html_js_1.TAG_ID.H4, html_js_1.TAG_ID.H5, html_js_1.TAG_ID.H6];
const TABLE_ROW_CONTEXT = [html_js_1.TAG_ID.TR, html_js_1.TAG_ID.TEMPLATE, html_js_1.TAG_ID.HTML];
const TABLE_BODY_CONTEXT = [html_js_1.TAG_ID.TBODY, html_js_1.TAG_ID.TFOOT, html_js_1.TAG_ID.THEAD, html_js_1.TAG_ID.TEMPLATE, html_js_1.TAG_ID.HTML];
const TABLE_CONTEXT = [html_js_1.TAG_ID.TABLE, html_js_1.TAG_ID.TEMPLATE, html_js_1.TAG_ID.HTML];
const TABLE_CELLS = [html_js_1.TAG_ID.TD, html_js_1.TAG_ID.TH];
//Stack of open elements
class OpenElementStack {
get currentTmplContentOrNode() {
return this._isInTemplate() ? this.treeAdapter.getTemplateContent(this.current) : this.current;
}
constructor(document, treeAdapter, handler) {
this.treeAdapter = treeAdapter;
this.handler = handler;
this.items = [];
this.tagIDs = [];
this.stackTop = -1;
this.tmplCount = 0;
this.currentTagId = html_js_1.TAG_ID.UNKNOWN;
this.current = document;
}
//Index of element
_indexOf(element) {
return this.items.lastIndexOf(element, this.stackTop);
}
//Update current element
_isInTemplate() {
return this.currentTagId === html_js_1.TAG_ID.TEMPLATE && this.treeAdapter.getNamespaceURI(this.current) === html_js_1.NS.HTML;
}
_updateCurrentElement() {
this.current = this.items[this.stackTop];
this.currentTagId = this.tagIDs[this.stackTop];
}
//Mutations
push(element, tagID) {
this.stackTop++;
this.items[this.stackTop] = element;
this.current = element;
this.tagIDs[this.stackTop] = tagID;
this.currentTagId = tagID;
if (this._isInTemplate()) {
this.tmplCount++;
}
this.handler.onItemPush(element, tagID, true);
}
pop() {
const popped = this.current;
if (this.tmplCount > 0 && this._isInTemplate()) {
this.tmplCount--;
}
this.stackTop--;
this._updateCurrentElement();
this.handler.onItemPop(popped, true);
}
replace(oldElement, newElement) {
const idx = this._indexOf(oldElement);
this.items[idx] = newElement;
if (idx === this.stackTop) {
this.current = newElement;
}
}
insertAfter(referenceElement, newElement, newElementID) {
const insertionIdx = this._indexOf(referenceElement) + 1;
this.items.splice(insertionIdx, 0, newElement);
this.tagIDs.splice(insertionIdx, 0, newElementID);
this.stackTop++;
if (insertionIdx === this.stackTop) {
this._updateCurrentElement();
}
this.handler.onItemPush(this.current, this.currentTagId, insertionIdx === this.stackTop);
}
popUntilTagNamePopped(tagName) {
let targetIdx = this.stackTop + 1;
do {
targetIdx = this.tagIDs.lastIndexOf(tagName, targetIdx - 1);
} while (targetIdx > 0 && this.treeAdapter.getNamespaceURI(this.items[targetIdx]) !== html_js_1.NS.HTML);
this.shortenToLength(targetIdx < 0 ? 0 : targetIdx);
}
shortenToLength(idx) {
while (this.stackTop >= idx) {
const popped = this.current;
if (this.tmplCount > 0 && this._isInTemplate()) {
this.tmplCount -= 1;
}
this.stackTop--;
this._updateCurrentElement();
this.handler.onItemPop(popped, this.stackTop < idx);
}
}
popUntilElementPopped(element) {
const idx = this._indexOf(element);
this.shortenToLength(idx < 0 ? 0 : idx);
}
popUntilPopped(tagNames, targetNS) {
const idx = this._indexOfTagNames(tagNames, targetNS);
this.shortenToLength(idx < 0 ? 0 : idx);
}
popUntilNumberedHeaderPopped() {
this.popUntilPopped(NAMED_HEADERS, html_js_1.NS.HTML);
}
popUntilTableCellPopped() {
this.popUntilPopped(TABLE_CELLS, html_js_1.NS.HTML);
}
popAllUpToHtmlElement() {
//NOTE: here we assume that the root <html> element is always first in the open element stack, so
//we perform this fast stack clean up.
this.tmplCount = 0;
this.shortenToLength(1);
}
_indexOfTagNames(tagNames, namespace) {
for (let i = this.stackTop; i >= 0; i--) {
if (tagNames.includes(this.tagIDs[i]) && this.treeAdapter.getNamespaceURI(this.items[i]) === namespace) {
return i;
}
}
return -1;
}
clearBackTo(tagNames, targetNS) {
const idx = this._indexOfTagNames(tagNames, targetNS);
this.shortenToLength(idx + 1);
}
clearBackToTableContext() {
this.clearBackTo(TABLE_CONTEXT, html_js_1.NS.HTML);
}
clearBackToTableBodyContext() {
this.clearBackTo(TABLE_BODY_CONTEXT, html_js_1.NS.HTML);
}
clearBackToTableRowContext() {
this.clearBackTo(TABLE_ROW_CONTEXT, html_js_1.NS.HTML);
}
remove(element) {
const idx = this._indexOf(element);
if (idx >= 0) {
if (idx === this.stackTop) {
this.pop();
}
else {
this.items.splice(idx, 1);
this.tagIDs.splice(idx, 1);
this.stackTop--;
this._updateCurrentElement();
this.handler.onItemPop(element, false);
}
}
}
//Search
tryPeekProperlyNestedBodyElement() {
//Properly nested <body> element (should be second element in stack).
return this.stackTop >= 1 && this.tagIDs[1] === html_js_1.TAG_ID.BODY ? this.items[1] : null;
}
contains(element) {
return this._indexOf(element) > -1;
}
getCommonAncestor(element) {
const elementIdx = this._indexOf(element) - 1;
return elementIdx >= 0 ? this.items[elementIdx] : null;
}
isRootHtmlElementCurrent() {
return this.stackTop === 0 && this.tagIDs[0] === html_js_1.TAG_ID.HTML;
}
//Element in scope
hasInScope(tagName) {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (tn === tagName && ns === html_js_1.NS.HTML) {
return true;
}
if (SCOPING_ELEMENT_NS.get(tn) === ns) {
return false;
}
}
return true;
}
hasNumberedHeaderInScope() {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if ((0, html_js_1.isNumberedHeader)(tn) && ns === html_js_1.NS.HTML) {
return true;
}
if (SCOPING_ELEMENT_NS.get(tn) === ns) {
return false;
}
}
return true;
}
hasInListItemScope(tagName) {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (tn === tagName && ns === html_js_1.NS.HTML) {
return true;
}
if (((tn === html_js_1.TAG_ID.UL || tn === html_js_1.TAG_ID.OL) && ns === html_js_1.NS.HTML) || SCOPING_ELEMENT_NS.get(tn) === ns) {
return false;
}
}
return true;
}
hasInButtonScope(tagName) {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (tn === tagName && ns === html_js_1.NS.HTML) {
return true;
}
if ((tn === html_js_1.TAG_ID.BUTTON && ns === html_js_1.NS.HTML) || SCOPING_ELEMENT_NS.get(tn) === ns) {
return false;
}
}
return true;
}
hasInTableScope(tagName) {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (ns !== html_js_1.NS.HTML) {
continue;
}
if (tn === tagName) {
return true;
}
if (tn === html_js_1.TAG_ID.TABLE || tn === html_js_1.TAG_ID.TEMPLATE || tn === html_js_1.TAG_ID.HTML) {
return false;
}
}
return true;
}
hasTableBodyContextInTableScope() {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (ns !== html_js_1.NS.HTML) {
continue;
}
if (tn === html_js_1.TAG_ID.TBODY || tn === html_js_1.TAG_ID.THEAD || tn === html_js_1.TAG_ID.TFOOT) {
return true;
}
if (tn === html_js_1.TAG_ID.TABLE || tn === html_js_1.TAG_ID.HTML) {
return false;
}
}
return true;
}
hasInSelectScope(tagName) {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (ns !== html_js_1.NS.HTML) {
continue;
}
if (tn === tagName) {
return true;
}
if (tn !== html_js_1.TAG_ID.OPTION && tn !== html_js_1.TAG_ID.OPTGROUP) {
return false;
}
}
return true;
}
//Implied end tags
generateImpliedEndTags() {
while (IMPLICIT_END_TAG_REQUIRED.has(this.currentTagId)) {
this.pop();
}
}
generateImpliedEndTagsThoroughly() {
while (IMPLICIT_END_TAG_REQUIRED_THOROUGHLY.has(this.currentTagId)) {
this.pop();
}
}
generateImpliedEndTagsWithExclusion(exclusionId) {
while (this.currentTagId !== exclusionId && IMPLICIT_END_TAG_REQUIRED_THOROUGHLY.has(this.currentTagId)) {
this.pop();
}
}
}
exports.OpenElementStack = OpenElementStack;
//# sourceMappingURL=open-element-stack.js.map

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.serializeOuter = exports.serialize = void 0;
const html_js_1 = require("../common/html.js");
const escape_js_1 = require("entities/lib/escape.js");
const default_js_1 = require("../tree-adapters/default.js");
// Sets
const VOID_ELEMENTS = new Set([
html_js_1.TAG_NAMES.AREA,
html_js_1.TAG_NAMES.BASE,
html_js_1.TAG_NAMES.BASEFONT,
html_js_1.TAG_NAMES.BGSOUND,
html_js_1.TAG_NAMES.BR,
html_js_1.TAG_NAMES.COL,
html_js_1.TAG_NAMES.EMBED,
html_js_1.TAG_NAMES.FRAME,
html_js_1.TAG_NAMES.HR,
html_js_1.TAG_NAMES.IMG,
html_js_1.TAG_NAMES.INPUT,
html_js_1.TAG_NAMES.KEYGEN,
html_js_1.TAG_NAMES.LINK,
html_js_1.TAG_NAMES.META,
html_js_1.TAG_NAMES.PARAM,
html_js_1.TAG_NAMES.SOURCE,
html_js_1.TAG_NAMES.TRACK,
html_js_1.TAG_NAMES.WBR,
]);
function isVoidElement(node, options) {
return (options.treeAdapter.isElementNode(node) &&
options.treeAdapter.getNamespaceURI(node) === html_js_1.NS.HTML &&
VOID_ELEMENTS.has(options.treeAdapter.getTagName(node)));
}
const defaultOpts = { treeAdapter: default_js_1.defaultTreeAdapter, scriptingEnabled: true };
/**
* Serializes an AST node to an HTML string.
*
* @example
*
* ```js
* const parse5 = require('parse5');
*
* const document = parse5.parse('<!DOCTYPE html><html><head></head><body>Hi there!</body></html>');
*
* // Serializes a document.
* const html = parse5.serialize(document);
*
* // Serializes the <html> element content.
* const str = parse5.serialize(document.childNodes[1]);
*
* console.log(str); //> '<head></head><body>Hi there!</body>'
* ```
*
* @param node Node to serialize.
* @param options Serialization options.
*/
function serialize(node, options) {
const opts = Object.assign(Object.assign({}, defaultOpts), options);
if (isVoidElement(node, opts)) {
return '';
}
return serializeChildNodes(node, opts);
}
exports.serialize = serialize;
/**
* Serializes an AST element node to an HTML string, including the element node.
*
* @example
*
* ```js
* const parse5 = require('parse5');
*
* const document = parse5.parseFragment('<div>Hello, <b>world</b>!</div>');
*
* // Serializes the <div> element.
* const html = parse5.serializeOuter(document.childNodes[0]);
*
* console.log(str); //> '<div>Hello, <b>world</b>!</div>'
* ```
*
* @param node Node to serialize.
* @param options Serialization options.
*/
function serializeOuter(node, options) {
const opts = Object.assign(Object.assign({}, defaultOpts), options);
return serializeNode(node, opts);
}
exports.serializeOuter = serializeOuter;
function serializeChildNodes(parentNode, options) {
let html = '';
// Get container of the child nodes
const container = options.treeAdapter.isElementNode(parentNode) &&
options.treeAdapter.getTagName(parentNode) === html_js_1.TAG_NAMES.TEMPLATE &&
options.treeAdapter.getNamespaceURI(parentNode) === html_js_1.NS.HTML
? options.treeAdapter.getTemplateContent(parentNode)
: parentNode;
const childNodes = options.treeAdapter.getChildNodes(container);
if (childNodes) {
for (const currentNode of childNodes) {
html += serializeNode(currentNode, options);
}
}
return html;
}
function serializeNode(node, options) {
if (options.treeAdapter.isElementNode(node)) {
return serializeElement(node, options);
}
if (options.treeAdapter.isTextNode(node)) {
return serializeTextNode(node, options);
}
if (options.treeAdapter.isCommentNode(node)) {
return serializeCommentNode(node, options);
}
if (options.treeAdapter.isDocumentTypeNode(node)) {
return serializeDocumentTypeNode(node, options);
}
// Return an empty string for unknown nodes
return '';
}
function serializeElement(node, options) {
const tn = options.treeAdapter.getTagName(node);
return `<${tn}${serializeAttributes(node, options)}>${isVoidElement(node, options) ? '' : `${serializeChildNodes(node, options)}</${tn}>`}`;
}
function serializeAttributes(node, { treeAdapter }) {
let html = '';
for (const attr of treeAdapter.getAttrList(node)) {
html += ' ';
if (!attr.namespace) {
html += attr.name;
}
else
switch (attr.namespace) {
case html_js_1.NS.XML: {
html += `xml:${attr.name}`;
break;
}
case html_js_1.NS.XMLNS: {
if (attr.name !== 'xmlns') {
html += 'xmlns:';
}
html += attr.name;
break;
}
case html_js_1.NS.XLINK: {
html += `xlink:${attr.name}`;
break;
}
default: {
html += `${attr.prefix}:${attr.name}`;
}
}
html += `="${(0, escape_js_1.escapeAttribute)(attr.value)}"`;
}
return html;
}
function serializeTextNode(node, options) {
const { treeAdapter } = options;
const content = treeAdapter.getTextNodeContent(node);
const parent = treeAdapter.getParentNode(node);
const parentTn = parent && treeAdapter.isElementNode(parent) && treeAdapter.getTagName(parent);
return parentTn &&
treeAdapter.getNamespaceURI(parent) === html_js_1.NS.HTML &&
(0, html_js_1.hasUnescapedText)(parentTn, options.scriptingEnabled)
? content
: (0, escape_js_1.escapeText)(content);
}
function serializeCommentNode(node, { treeAdapter }) {
return `<!--${treeAdapter.getCommentNodeContent(node)}-->`;
}
function serializeDocumentTypeNode(node, { treeAdapter }) {
return `<!DOCTYPE ${treeAdapter.getDocumentTypeNodeName(node)}>`;
}
//# sourceMappingURL=index.js.map

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Preprocessor = void 0;
const unicode_js_1 = require("../common/unicode.js");
const error_codes_js_1 = require("../common/error-codes.js");
//Const
const DEFAULT_BUFFER_WATERLINE = 1 << 16;
//Preprocessor
//NOTE: HTML input preprocessing
//(see: http://www.whatwg.org/specs/web-apps/current-work/multipage/parsing.html#preprocessing-the-input-stream)
class Preprocessor {
constructor(handler) {
this.handler = handler;
this.html = '';
this.pos = -1;
// NOTE: Initial `lastGapPos` is -2, to ensure `col` on initialisation is 0
this.lastGapPos = -2;
this.gapStack = [];
this.skipNextNewLine = false;
this.lastChunkWritten = false;
this.endOfChunkHit = false;
this.bufferWaterline = DEFAULT_BUFFER_WATERLINE;
this.isEol = false;
this.lineStartPos = 0;
this.droppedBufferSize = 0;
this.line = 1;
//NOTE: avoid reporting errors twice on advance/retreat
this.lastErrOffset = -1;
}
/** The column on the current line. If we just saw a gap (eg. a surrogate pair), return the index before. */
get col() {
return this.pos - this.lineStartPos + Number(this.lastGapPos !== this.pos);
}
get offset() {
return this.droppedBufferSize + this.pos;
}
getError(code) {
const { line, col, offset } = this;
return {
code,
startLine: line,
endLine: line,
startCol: col,
endCol: col,
startOffset: offset,
endOffset: offset,
};
}
_err(code) {
if (this.handler.onParseError && this.lastErrOffset !== this.offset) {
this.lastErrOffset = this.offset;
this.handler.onParseError(this.getError(code));
}
}
_addGap() {
this.gapStack.push(this.lastGapPos);
this.lastGapPos = this.pos;
}
_processSurrogate(cp) {
//NOTE: try to peek a surrogate pair
if (this.pos !== this.html.length - 1) {
const nextCp = this.html.charCodeAt(this.pos + 1);
if ((0, unicode_js_1.isSurrogatePair)(nextCp)) {
//NOTE: we have a surrogate pair. Peek pair character and recalculate code point.
this.pos++;
//NOTE: add a gap that should be avoided during retreat
this._addGap();
return (0, unicode_js_1.getSurrogatePairCodePoint)(cp, nextCp);
}
}
//NOTE: we are at the end of a chunk, therefore we can't infer the surrogate pair yet.
else if (!this.lastChunkWritten) {
this.endOfChunkHit = true;
return unicode_js_1.CODE_POINTS.EOF;
}
//NOTE: isolated surrogate
this._err(error_codes_js_1.ERR.surrogateInInputStream);
return cp;
}
willDropParsedChunk() {
return this.pos > this.bufferWaterline;
}
dropParsedChunk() {
if (this.willDropParsedChunk()) {
this.html = this.html.substring(this.pos);
this.lineStartPos -= this.pos;
this.droppedBufferSize += this.pos;
this.pos = 0;
this.lastGapPos = -2;
this.gapStack.length = 0;
}
}
write(chunk, isLastChunk) {
if (this.html.length > 0) {
this.html += chunk;
}
else {
this.html = chunk;
}
this.endOfChunkHit = false;
this.lastChunkWritten = isLastChunk;
}
insertHtmlAtCurrentPos(chunk) {
this.html = this.html.substring(0, this.pos + 1) + chunk + this.html.substring(this.pos + 1);
this.endOfChunkHit = false;
}
startsWith(pattern, caseSensitive) {
// Check if our buffer has enough characters
if (this.pos + pattern.length > this.html.length) {
this.endOfChunkHit = !this.lastChunkWritten;
return false;
}
if (caseSensitive) {
return this.html.startsWith(pattern, this.pos);
}
for (let i = 0; i < pattern.length; i++) {
const cp = this.html.charCodeAt(this.pos + i) | 0x20;
if (cp !== pattern.charCodeAt(i)) {
return false;
}
}
return true;
}
peek(offset) {
const pos = this.pos + offset;
if (pos >= this.html.length) {
this.endOfChunkHit = !this.lastChunkWritten;
return unicode_js_1.CODE_POINTS.EOF;
}
const code = this.html.charCodeAt(pos);
return code === unicode_js_1.CODE_POINTS.CARRIAGE_RETURN ? unicode_js_1.CODE_POINTS.LINE_FEED : code;
}
advance() {
this.pos++;
//NOTE: LF should be in the last column of the line
if (this.isEol) {
this.isEol = false;
this.line++;
this.lineStartPos = this.pos;
}
if (this.pos >= this.html.length) {
this.endOfChunkHit = !this.lastChunkWritten;
return unicode_js_1.CODE_POINTS.EOF;
}
let cp = this.html.charCodeAt(this.pos);
//NOTE: all U+000D CARRIAGE RETURN (CR) characters must be converted to U+000A LINE FEED (LF) characters
if (cp === unicode_js_1.CODE_POINTS.CARRIAGE_RETURN) {
this.isEol = true;
this.skipNextNewLine = true;
return unicode_js_1.CODE_POINTS.LINE_FEED;
}
//NOTE: any U+000A LINE FEED (LF) characters that immediately follow a U+000D CARRIAGE RETURN (CR) character
//must be ignored.
if (cp === unicode_js_1.CODE_POINTS.LINE_FEED) {
this.isEol = true;
if (this.skipNextNewLine) {
// `line` will be bumped again in the recursive call.
this.line--;
this.skipNextNewLine = false;
this._addGap();
return this.advance();
}
}
this.skipNextNewLine = false;
if ((0, unicode_js_1.isSurrogate)(cp)) {
cp = this._processSurrogate(cp);
}
//OPTIMIZATION: first check if code point is in the common allowed
//range (ASCII alphanumeric, whitespaces, big chunk of BMP)
//before going into detailed performance cost validation.
const isCommonValidRange = this.handler.onParseError === null ||
(cp > 0x1f && cp < 0x7f) ||
cp === unicode_js_1.CODE_POINTS.LINE_FEED ||
cp === unicode_js_1.CODE_POINTS.CARRIAGE_RETURN ||
(cp > 0x9f && cp < 64976);
if (!isCommonValidRange) {
this._checkForProblematicCharacters(cp);
}
return cp;
}
_checkForProblematicCharacters(cp) {
if ((0, unicode_js_1.isControlCodePoint)(cp)) {
this._err(error_codes_js_1.ERR.controlCharacterInInputStream);
}
else if ((0, unicode_js_1.isUndefinedCodePoint)(cp)) {
this._err(error_codes_js_1.ERR.noncharacterInInputStream);
}
}
retreat(count) {
this.pos -= count;
while (this.pos < this.lastGapPos) {
this.lastGapPos = this.gapStack.pop();
this.pos--;
}
this.isEol = false;
}
}
exports.Preprocessor = Preprocessor;
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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.defaultTreeAdapter = void 0;
const html_js_1 = require("../common/html.js");
function createTextNode(value) {
return {
nodeName: '#text',
value,
parentNode: null,
};
}
exports.defaultTreeAdapter = {
//Node construction
createDocument() {
return {
nodeName: '#document',
mode: html_js_1.DOCUMENT_MODE.NO_QUIRKS,
childNodes: [],
};
},
createDocumentFragment() {
return {
nodeName: '#document-fragment',
childNodes: [],
};
},
createElement(tagName, namespaceURI, attrs) {
return {
nodeName: tagName,
tagName,
attrs,
namespaceURI,
childNodes: [],
parentNode: null,
};
},
createCommentNode(data) {
return {
nodeName: '#comment',
data,
parentNode: null,
};
},
//Tree mutation
appendChild(parentNode, newNode) {
parentNode.childNodes.push(newNode);
newNode.parentNode = parentNode;
},
insertBefore(parentNode, newNode, referenceNode) {
const insertionIdx = parentNode.childNodes.indexOf(referenceNode);
parentNode.childNodes.splice(insertionIdx, 0, newNode);
newNode.parentNode = parentNode;
},
setTemplateContent(templateElement, contentElement) {
templateElement.content = contentElement;
},
getTemplateContent(templateElement) {
return templateElement.content;
},
setDocumentType(document, name, publicId, systemId) {
const doctypeNode = document.childNodes.find((node) => node.nodeName === '#documentType');
if (doctypeNode) {
doctypeNode.name = name;
doctypeNode.publicId = publicId;
doctypeNode.systemId = systemId;
}
else {
const node = {
nodeName: '#documentType',
name,
publicId,
systemId,
parentNode: null,
};
exports.defaultTreeAdapter.appendChild(document, node);
}
},
setDocumentMode(document, mode) {
document.mode = mode;
},
getDocumentMode(document) {
return document.mode;
},
detachNode(node) {
if (node.parentNode) {
const idx = node.parentNode.childNodes.indexOf(node);
node.parentNode.childNodes.splice(idx, 1);
node.parentNode = null;
}
},
insertText(parentNode, text) {
if (parentNode.childNodes.length > 0) {
const prevNode = parentNode.childNodes[parentNode.childNodes.length - 1];
if (exports.defaultTreeAdapter.isTextNode(prevNode)) {
prevNode.value += text;
return;
}
}
exports.defaultTreeAdapter.appendChild(parentNode, createTextNode(text));
},
insertTextBefore(parentNode, text, referenceNode) {
const prevNode = parentNode.childNodes[parentNode.childNodes.indexOf(referenceNode) - 1];
if (prevNode && exports.defaultTreeAdapter.isTextNode(prevNode)) {
prevNode.value += text;
}
else {
exports.defaultTreeAdapter.insertBefore(parentNode, createTextNode(text), referenceNode);
}
},
adoptAttributes(recipient, attrs) {
const recipientAttrsMap = new Set(recipient.attrs.map((attr) => attr.name));
for (let j = 0; j < attrs.length; j++) {
if (!recipientAttrsMap.has(attrs[j].name)) {
recipient.attrs.push(attrs[j]);
}
}
},
//Tree traversing
getFirstChild(node) {
return node.childNodes[0];
},
getChildNodes(node) {
return node.childNodes;
},
getParentNode(node) {
return node.parentNode;
},
getAttrList(element) {
return element.attrs;
},
//Node data
getTagName(element) {
return element.tagName;
},
getNamespaceURI(element) {
return element.namespaceURI;
},
getTextNodeContent(textNode) {
return textNode.value;
},
getCommentNodeContent(commentNode) {
return commentNode.data;
},
getDocumentTypeNodeName(doctypeNode) {
return doctypeNode.name;
},
getDocumentTypeNodePublicId(doctypeNode) {
return doctypeNode.publicId;
},
getDocumentTypeNodeSystemId(doctypeNode) {
return doctypeNode.systemId;
},
//Node types
isTextNode(node) {
return node.nodeName === '#text';
},
isCommentNode(node) {
return node.nodeName === '#comment';
},
isDocumentTypeNode(node) {
return node.nodeName === '#documentType';
},
isElementNode(node) {
return Object.prototype.hasOwnProperty.call(node, 'tagName');
},
// Source code location
setNodeSourceCodeLocation(node, location) {
node.sourceCodeLocation = location;
},
getNodeSourceCodeLocation(node) {
return node.sourceCodeLocation;
},
updateNodeSourceCodeLocation(node, endLocation) {
node.sourceCodeLocation = Object.assign(Object.assign({}, node.sourceCodeLocation), endLocation);
},
};
//# sourceMappingURL=default.js.map

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
//# sourceMappingURL=interface.js.map

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import { DOCUMENT_MODE } from './html.js';
//Const
const VALID_DOCTYPE_NAME = 'html';
const VALID_SYSTEM_ID = 'about:legacy-compat';
const QUIRKS_MODE_SYSTEM_ID = 'http://www.ibm.com/data/dtd/v11/ibmxhtml1-transitional.dtd';
const QUIRKS_MODE_PUBLIC_ID_PREFIXES = [
'+//silmaril//dtd html pro v0r11 19970101//',
'-//as//dtd html 3.0 aswedit + extensions//',
'-//advasoft ltd//dtd html 3.0 aswedit + extensions//',
'-//ietf//dtd html 2.0 level 1//',
'-//ietf//dtd html 2.0 level 2//',
'-//ietf//dtd html 2.0 strict level 1//',
'-//ietf//dtd html 2.0 strict level 2//',
'-//ietf//dtd html 2.0 strict//',
'-//ietf//dtd html 2.0//',
'-//ietf//dtd html 2.1e//',
'-//ietf//dtd html 3.0//',
'-//ietf//dtd html 3.2 final//',
'-//ietf//dtd html 3.2//',
'-//ietf//dtd html 3//',
'-//ietf//dtd html level 0//',
'-//ietf//dtd html level 1//',
'-//ietf//dtd html level 2//',
'-//ietf//dtd html level 3//',
'-//ietf//dtd html strict level 0//',
'-//ietf//dtd html strict level 1//',
'-//ietf//dtd html strict level 2//',
'-//ietf//dtd html strict level 3//',
'-//ietf//dtd html strict//',
'-//ietf//dtd html//',
'-//metrius//dtd metrius presentational//',
'-//microsoft//dtd internet explorer 2.0 html strict//',
'-//microsoft//dtd internet explorer 2.0 html//',
'-//microsoft//dtd internet explorer 2.0 tables//',
'-//microsoft//dtd internet explorer 3.0 html strict//',
'-//microsoft//dtd internet explorer 3.0 html//',
'-//microsoft//dtd internet explorer 3.0 tables//',
'-//netscape comm. corp.//dtd html//',
'-//netscape comm. corp.//dtd strict html//',
"-//o'reilly and associates//dtd html 2.0//",
"-//o'reilly and associates//dtd html extended 1.0//",
"-//o'reilly and associates//dtd html extended relaxed 1.0//",
'-//sq//dtd html 2.0 hotmetal + extensions//',
'-//softquad software//dtd hotmetal pro 6.0::19990601::extensions to html 4.0//',
'-//softquad//dtd hotmetal pro 4.0::19971010::extensions to html 4.0//',
'-//spyglass//dtd html 2.0 extended//',
'-//sun microsystems corp.//dtd hotjava html//',
'-//sun microsystems corp.//dtd hotjava strict html//',
'-//w3c//dtd html 3 1995-03-24//',
'-//w3c//dtd html 3.2 draft//',
'-//w3c//dtd html 3.2 final//',
'-//w3c//dtd html 3.2//',
'-//w3c//dtd html 3.2s draft//',
'-//w3c//dtd html 4.0 frameset//',
'-//w3c//dtd html 4.0 transitional//',
'-//w3c//dtd html experimental 19960712//',
'-//w3c//dtd html experimental 970421//',
'-//w3c//dtd w3 html//',
'-//w3o//dtd w3 html 3.0//',
'-//webtechs//dtd mozilla html 2.0//',
'-//webtechs//dtd mozilla html//',
];
const QUIRKS_MODE_NO_SYSTEM_ID_PUBLIC_ID_PREFIXES = [
...QUIRKS_MODE_PUBLIC_ID_PREFIXES,
'-//w3c//dtd html 4.01 frameset//',
'-//w3c//dtd html 4.01 transitional//',
];
const QUIRKS_MODE_PUBLIC_IDS = new Set([
'-//w3o//dtd w3 html strict 3.0//en//',
'-/w3c/dtd html 4.0 transitional/en',
'html',
]);
const LIMITED_QUIRKS_PUBLIC_ID_PREFIXES = ['-//w3c//dtd xhtml 1.0 frameset//', '-//w3c//dtd xhtml 1.0 transitional//'];
const LIMITED_QUIRKS_WITH_SYSTEM_ID_PUBLIC_ID_PREFIXES = [
...LIMITED_QUIRKS_PUBLIC_ID_PREFIXES,
'-//w3c//dtd html 4.01 frameset//',
'-//w3c//dtd html 4.01 transitional//',
];
//Utils
function hasPrefix(publicId, prefixes) {
return prefixes.some((prefix) => publicId.startsWith(prefix));
}
//API
export function isConforming(token) {
return (token.name === VALID_DOCTYPE_NAME &&
token.publicId === null &&
(token.systemId === null || token.systemId === VALID_SYSTEM_ID));
}
export function getDocumentMode(token) {
if (token.name !== VALID_DOCTYPE_NAME) {
return DOCUMENT_MODE.QUIRKS;
}
const { systemId } = token;
if (systemId && systemId.toLowerCase() === QUIRKS_MODE_SYSTEM_ID) {
return DOCUMENT_MODE.QUIRKS;
}
let { publicId } = token;
if (publicId !== null) {
publicId = publicId.toLowerCase();
if (QUIRKS_MODE_PUBLIC_IDS.has(publicId)) {
return DOCUMENT_MODE.QUIRKS;
}
let prefixes = systemId === null ? QUIRKS_MODE_NO_SYSTEM_ID_PUBLIC_ID_PREFIXES : QUIRKS_MODE_PUBLIC_ID_PREFIXES;
if (hasPrefix(publicId, prefixes)) {
return DOCUMENT_MODE.QUIRKS;
}
prefixes =
systemId === null ? LIMITED_QUIRKS_PUBLIC_ID_PREFIXES : LIMITED_QUIRKS_WITH_SYSTEM_ID_PUBLIC_ID_PREFIXES;
if (hasPrefix(publicId, prefixes)) {
return DOCUMENT_MODE.LIMITED_QUIRKS;
}
}
return DOCUMENT_MODE.NO_QUIRKS;
}
//# sourceMappingURL=doctype.js.map

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export var ERR;
(function (ERR) {
ERR["controlCharacterInInputStream"] = "control-character-in-input-stream";
ERR["noncharacterInInputStream"] = "noncharacter-in-input-stream";
ERR["surrogateInInputStream"] = "surrogate-in-input-stream";
ERR["nonVoidHtmlElementStartTagWithTrailingSolidus"] = "non-void-html-element-start-tag-with-trailing-solidus";
ERR["endTagWithAttributes"] = "end-tag-with-attributes";
ERR["endTagWithTrailingSolidus"] = "end-tag-with-trailing-solidus";
ERR["unexpectedSolidusInTag"] = "unexpected-solidus-in-tag";
ERR["unexpectedNullCharacter"] = "unexpected-null-character";
ERR["unexpectedQuestionMarkInsteadOfTagName"] = "unexpected-question-mark-instead-of-tag-name";
ERR["invalidFirstCharacterOfTagName"] = "invalid-first-character-of-tag-name";
ERR["unexpectedEqualsSignBeforeAttributeName"] = "unexpected-equals-sign-before-attribute-name";
ERR["missingEndTagName"] = "missing-end-tag-name";
ERR["unexpectedCharacterInAttributeName"] = "unexpected-character-in-attribute-name";
ERR["unknownNamedCharacterReference"] = "unknown-named-character-reference";
ERR["missingSemicolonAfterCharacterReference"] = "missing-semicolon-after-character-reference";
ERR["unexpectedCharacterAfterDoctypeSystemIdentifier"] = "unexpected-character-after-doctype-system-identifier";
ERR["unexpectedCharacterInUnquotedAttributeValue"] = "unexpected-character-in-unquoted-attribute-value";
ERR["eofBeforeTagName"] = "eof-before-tag-name";
ERR["eofInTag"] = "eof-in-tag";
ERR["missingAttributeValue"] = "missing-attribute-value";
ERR["missingWhitespaceBetweenAttributes"] = "missing-whitespace-between-attributes";
ERR["missingWhitespaceAfterDoctypePublicKeyword"] = "missing-whitespace-after-doctype-public-keyword";
ERR["missingWhitespaceBetweenDoctypePublicAndSystemIdentifiers"] = "missing-whitespace-between-doctype-public-and-system-identifiers";
ERR["missingWhitespaceAfterDoctypeSystemKeyword"] = "missing-whitespace-after-doctype-system-keyword";
ERR["missingQuoteBeforeDoctypePublicIdentifier"] = "missing-quote-before-doctype-public-identifier";
ERR["missingQuoteBeforeDoctypeSystemIdentifier"] = "missing-quote-before-doctype-system-identifier";
ERR["missingDoctypePublicIdentifier"] = "missing-doctype-public-identifier";
ERR["missingDoctypeSystemIdentifier"] = "missing-doctype-system-identifier";
ERR["abruptDoctypePublicIdentifier"] = "abrupt-doctype-public-identifier";
ERR["abruptDoctypeSystemIdentifier"] = "abrupt-doctype-system-identifier";
ERR["cdataInHtmlContent"] = "cdata-in-html-content";
ERR["incorrectlyOpenedComment"] = "incorrectly-opened-comment";
ERR["eofInScriptHtmlCommentLikeText"] = "eof-in-script-html-comment-like-text";
ERR["eofInDoctype"] = "eof-in-doctype";
ERR["nestedComment"] = "nested-comment";
ERR["abruptClosingOfEmptyComment"] = "abrupt-closing-of-empty-comment";
ERR["eofInComment"] = "eof-in-comment";
ERR["incorrectlyClosedComment"] = "incorrectly-closed-comment";
ERR["eofInCdata"] = "eof-in-cdata";
ERR["absenceOfDigitsInNumericCharacterReference"] = "absence-of-digits-in-numeric-character-reference";
ERR["nullCharacterReference"] = "null-character-reference";
ERR["surrogateCharacterReference"] = "surrogate-character-reference";
ERR["characterReferenceOutsideUnicodeRange"] = "character-reference-outside-unicode-range";
ERR["controlCharacterReference"] = "control-character-reference";
ERR["noncharacterCharacterReference"] = "noncharacter-character-reference";
ERR["missingWhitespaceBeforeDoctypeName"] = "missing-whitespace-before-doctype-name";
ERR["missingDoctypeName"] = "missing-doctype-name";
ERR["invalidCharacterSequenceAfterDoctypeName"] = "invalid-character-sequence-after-doctype-name";
ERR["duplicateAttribute"] = "duplicate-attribute";
ERR["nonConformingDoctype"] = "non-conforming-doctype";
ERR["missingDoctype"] = "missing-doctype";
ERR["misplacedDoctype"] = "misplaced-doctype";
ERR["endTagWithoutMatchingOpenElement"] = "end-tag-without-matching-open-element";
ERR["closingOfElementWithOpenChildElements"] = "closing-of-element-with-open-child-elements";
ERR["disallowedContentInNoscriptInHead"] = "disallowed-content-in-noscript-in-head";
ERR["openElementsLeftAfterEof"] = "open-elements-left-after-eof";
ERR["abandonedHeadElementChild"] = "abandoned-head-element-child";
ERR["misplacedStartTagForHeadElement"] = "misplaced-start-tag-for-head-element";
ERR["nestedNoscriptInHead"] = "nested-noscript-in-head";
ERR["eofInElementThatCanContainOnlyText"] = "eof-in-element-that-can-contain-only-text";
})(ERR = ERR || (ERR = {}));
//# sourceMappingURL=error-codes.js.map

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import { TAG_ID as $, NS, ATTRS, getTagID } from './html.js';
//MIME types
const MIME_TYPES = {
TEXT_HTML: 'text/html',
APPLICATION_XML: 'application/xhtml+xml',
};
//Attributes
const DEFINITION_URL_ATTR = 'definitionurl';
const ADJUSTED_DEFINITION_URL_ATTR = 'definitionURL';
const SVG_ATTRS_ADJUSTMENT_MAP = new Map([
'attributeName',
'attributeType',
'baseFrequency',
'baseProfile',
'calcMode',
'clipPathUnits',
'diffuseConstant',
'edgeMode',
'filterUnits',
'glyphRef',
'gradientTransform',
'gradientUnits',
'kernelMatrix',
'kernelUnitLength',
'keyPoints',
'keySplines',
'keyTimes',
'lengthAdjust',
'limitingConeAngle',
'markerHeight',
'markerUnits',
'markerWidth',
'maskContentUnits',
'maskUnits',
'numOctaves',
'pathLength',
'patternContentUnits',
'patternTransform',
'patternUnits',
'pointsAtX',
'pointsAtY',
'pointsAtZ',
'preserveAlpha',
'preserveAspectRatio',
'primitiveUnits',
'refX',
'refY',
'repeatCount',
'repeatDur',
'requiredExtensions',
'requiredFeatures',
'specularConstant',
'specularExponent',
'spreadMethod',
'startOffset',
'stdDeviation',
'stitchTiles',
'surfaceScale',
'systemLanguage',
'tableValues',
'targetX',
'targetY',
'textLength',
'viewBox',
'viewTarget',
'xChannelSelector',
'yChannelSelector',
'zoomAndPan',
].map((attr) => [attr.toLowerCase(), attr]));
const XML_ATTRS_ADJUSTMENT_MAP = new Map([
['xlink:actuate', { prefix: 'xlink', name: 'actuate', namespace: NS.XLINK }],
['xlink:arcrole', { prefix: 'xlink', name: 'arcrole', namespace: NS.XLINK }],
['xlink:href', { prefix: 'xlink', name: 'href', namespace: NS.XLINK }],
['xlink:role', { prefix: 'xlink', name: 'role', namespace: NS.XLINK }],
['xlink:show', { prefix: 'xlink', name: 'show', namespace: NS.XLINK }],
['xlink:title', { prefix: 'xlink', name: 'title', namespace: NS.XLINK }],
['xlink:type', { prefix: 'xlink', name: 'type', namespace: NS.XLINK }],
['xml:base', { prefix: 'xml', name: 'base', namespace: NS.XML }],
['xml:lang', { prefix: 'xml', name: 'lang', namespace: NS.XML }],
['xml:space', { prefix: 'xml', name: 'space', namespace: NS.XML }],
['xmlns', { prefix: '', name: 'xmlns', namespace: NS.XMLNS }],
['xmlns:xlink', { prefix: 'xmlns', name: 'xlink', namespace: NS.XMLNS }],
]);
//SVG tag names adjustment map
export const SVG_TAG_NAMES_ADJUSTMENT_MAP = new Map([
'altGlyph',
'altGlyphDef',
'altGlyphItem',
'animateColor',
'animateMotion',
'animateTransform',
'clipPath',
'feBlend',
'feColorMatrix',
'feComponentTransfer',
'feComposite',
'feConvolveMatrix',
'feDiffuseLighting',
'feDisplacementMap',
'feDistantLight',
'feFlood',
'feFuncA',
'feFuncB',
'feFuncG',
'feFuncR',
'feGaussianBlur',
'feImage',
'feMerge',
'feMergeNode',
'feMorphology',
'feOffset',
'fePointLight',
'feSpecularLighting',
'feSpotLight',
'feTile',
'feTurbulence',
'foreignObject',
'glyphRef',
'linearGradient',
'radialGradient',
'textPath',
].map((tn) => [tn.toLowerCase(), tn]));
//Tags that causes exit from foreign content
const EXITS_FOREIGN_CONTENT = new Set([
$.B,
$.BIG,
$.BLOCKQUOTE,
$.BODY,
$.BR,
$.CENTER,
$.CODE,
$.DD,
$.DIV,
$.DL,
$.DT,
$.EM,
$.EMBED,
$.H1,
$.H2,
$.H3,
$.H4,
$.H5,
$.H6,
$.HEAD,
$.HR,
$.I,
$.IMG,
$.LI,
$.LISTING,
$.MENU,
$.META,
$.NOBR,
$.OL,
$.P,
$.PRE,
$.RUBY,
$.S,
$.SMALL,
$.SPAN,
$.STRONG,
$.STRIKE,
$.SUB,
$.SUP,
$.TABLE,
$.TT,
$.U,
$.UL,
$.VAR,
]);
//Check exit from foreign content
export function causesExit(startTagToken) {
const tn = startTagToken.tagID;
const isFontWithAttrs = tn === $.FONT &&
startTagToken.attrs.some(({ name }) => name === ATTRS.COLOR || name === ATTRS.SIZE || name === ATTRS.FACE);
return isFontWithAttrs || EXITS_FOREIGN_CONTENT.has(tn);
}
//Token adjustments
export function adjustTokenMathMLAttrs(token) {
for (let i = 0; i < token.attrs.length; i++) {
if (token.attrs[i].name === DEFINITION_URL_ATTR) {
token.attrs[i].name = ADJUSTED_DEFINITION_URL_ATTR;
break;
}
}
}
export function adjustTokenSVGAttrs(token) {
for (let i = 0; i < token.attrs.length; i++) {
const adjustedAttrName = SVG_ATTRS_ADJUSTMENT_MAP.get(token.attrs[i].name);
if (adjustedAttrName != null) {
token.attrs[i].name = adjustedAttrName;
}
}
}
export function adjustTokenXMLAttrs(token) {
for (let i = 0; i < token.attrs.length; i++) {
const adjustedAttrEntry = XML_ATTRS_ADJUSTMENT_MAP.get(token.attrs[i].name);
if (adjustedAttrEntry) {
token.attrs[i].prefix = adjustedAttrEntry.prefix;
token.attrs[i].name = adjustedAttrEntry.name;
token.attrs[i].namespace = adjustedAttrEntry.namespace;
}
}
}
export function adjustTokenSVGTagName(token) {
const adjustedTagName = SVG_TAG_NAMES_ADJUSTMENT_MAP.get(token.tagName);
if (adjustedTagName != null) {
token.tagName = adjustedTagName;
token.tagID = getTagID(token.tagName);
}
}
//Integration points
function isMathMLTextIntegrationPoint(tn, ns) {
return ns === NS.MATHML && (tn === $.MI || tn === $.MO || tn === $.MN || tn === $.MS || tn === $.MTEXT);
}
function isHtmlIntegrationPoint(tn, ns, attrs) {
if (ns === NS.MATHML && tn === $.ANNOTATION_XML) {
for (let i = 0; i < attrs.length; i++) {
if (attrs[i].name === ATTRS.ENCODING) {
const value = attrs[i].value.toLowerCase();
return value === MIME_TYPES.TEXT_HTML || value === MIME_TYPES.APPLICATION_XML;
}
}
}
return ns === NS.SVG && (tn === $.FOREIGN_OBJECT || tn === $.DESC || tn === $.TITLE);
}
export function isIntegrationPoint(tn, ns, attrs, foreignNS) {
return (((!foreignNS || foreignNS === NS.HTML) && isHtmlIntegrationPoint(tn, ns, attrs)) ||
((!foreignNS || foreignNS === NS.MATHML) && isMathMLTextIntegrationPoint(tn, ns)));
}
//# sourceMappingURL=foreign-content.js.map

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/** All valid namespaces in HTML. */
export var NS;
(function (NS) {
NS["HTML"] = "http://www.w3.org/1999/xhtml";
NS["MATHML"] = "http://www.w3.org/1998/Math/MathML";
NS["SVG"] = "http://www.w3.org/2000/svg";
NS["XLINK"] = "http://www.w3.org/1999/xlink";
NS["XML"] = "http://www.w3.org/XML/1998/namespace";
NS["XMLNS"] = "http://www.w3.org/2000/xmlns/";
})(NS = NS || (NS = {}));
export var ATTRS;
(function (ATTRS) {
ATTRS["TYPE"] = "type";
ATTRS["ACTION"] = "action";
ATTRS["ENCODING"] = "encoding";
ATTRS["PROMPT"] = "prompt";
ATTRS["NAME"] = "name";
ATTRS["COLOR"] = "color";
ATTRS["FACE"] = "face";
ATTRS["SIZE"] = "size";
})(ATTRS = ATTRS || (ATTRS = {}));
/**
* The mode of the document.
*
* @see {@link https://dom.spec.whatwg.org/#concept-document-limited-quirks}
*/
export var DOCUMENT_MODE;
(function (DOCUMENT_MODE) {
DOCUMENT_MODE["NO_QUIRKS"] = "no-quirks";
DOCUMENT_MODE["QUIRKS"] = "quirks";
DOCUMENT_MODE["LIMITED_QUIRKS"] = "limited-quirks";
})(DOCUMENT_MODE = DOCUMENT_MODE || (DOCUMENT_MODE = {}));
export var TAG_NAMES;
(function (TAG_NAMES) {
TAG_NAMES["A"] = "a";
TAG_NAMES["ADDRESS"] = "address";
TAG_NAMES["ANNOTATION_XML"] = "annotation-xml";
TAG_NAMES["APPLET"] = "applet";
TAG_NAMES["AREA"] = "area";
TAG_NAMES["ARTICLE"] = "article";
TAG_NAMES["ASIDE"] = "aside";
TAG_NAMES["B"] = "b";
TAG_NAMES["BASE"] = "base";
TAG_NAMES["BASEFONT"] = "basefont";
TAG_NAMES["BGSOUND"] = "bgsound";
TAG_NAMES["BIG"] = "big";
TAG_NAMES["BLOCKQUOTE"] = "blockquote";
TAG_NAMES["BODY"] = "body";
TAG_NAMES["BR"] = "br";
TAG_NAMES["BUTTON"] = "button";
TAG_NAMES["CAPTION"] = "caption";
TAG_NAMES["CENTER"] = "center";
TAG_NAMES["CODE"] = "code";
TAG_NAMES["COL"] = "col";
TAG_NAMES["COLGROUP"] = "colgroup";
TAG_NAMES["DD"] = "dd";
TAG_NAMES["DESC"] = "desc";
TAG_NAMES["DETAILS"] = "details";
TAG_NAMES["DIALOG"] = "dialog";
TAG_NAMES["DIR"] = "dir";
TAG_NAMES["DIV"] = "div";
TAG_NAMES["DL"] = "dl";
TAG_NAMES["DT"] = "dt";
TAG_NAMES["EM"] = "em";
TAG_NAMES["EMBED"] = "embed";
TAG_NAMES["FIELDSET"] = "fieldset";
TAG_NAMES["FIGCAPTION"] = "figcaption";
TAG_NAMES["FIGURE"] = "figure";
TAG_NAMES["FONT"] = "font";
TAG_NAMES["FOOTER"] = "footer";
TAG_NAMES["FOREIGN_OBJECT"] = "foreignObject";
TAG_NAMES["FORM"] = "form";
TAG_NAMES["FRAME"] = "frame";
TAG_NAMES["FRAMESET"] = "frameset";
TAG_NAMES["H1"] = "h1";
TAG_NAMES["H2"] = "h2";
TAG_NAMES["H3"] = "h3";
TAG_NAMES["H4"] = "h4";
TAG_NAMES["H5"] = "h5";
TAG_NAMES["H6"] = "h6";
TAG_NAMES["HEAD"] = "head";
TAG_NAMES["HEADER"] = "header";
TAG_NAMES["HGROUP"] = "hgroup";
TAG_NAMES["HR"] = "hr";
TAG_NAMES["HTML"] = "html";
TAG_NAMES["I"] = "i";
TAG_NAMES["IMG"] = "img";
TAG_NAMES["IMAGE"] = "image";
TAG_NAMES["INPUT"] = "input";
TAG_NAMES["IFRAME"] = "iframe";
TAG_NAMES["KEYGEN"] = "keygen";
TAG_NAMES["LABEL"] = "label";
TAG_NAMES["LI"] = "li";
TAG_NAMES["LINK"] = "link";
TAG_NAMES["LISTING"] = "listing";
TAG_NAMES["MAIN"] = "main";
TAG_NAMES["MALIGNMARK"] = "malignmark";
TAG_NAMES["MARQUEE"] = "marquee";
TAG_NAMES["MATH"] = "math";
TAG_NAMES["MENU"] = "menu";
TAG_NAMES["META"] = "meta";
TAG_NAMES["MGLYPH"] = "mglyph";
TAG_NAMES["MI"] = "mi";
TAG_NAMES["MO"] = "mo";
TAG_NAMES["MN"] = "mn";
TAG_NAMES["MS"] = "ms";
TAG_NAMES["MTEXT"] = "mtext";
TAG_NAMES["NAV"] = "nav";
TAG_NAMES["NOBR"] = "nobr";
TAG_NAMES["NOFRAMES"] = "noframes";
TAG_NAMES["NOEMBED"] = "noembed";
TAG_NAMES["NOSCRIPT"] = "noscript";
TAG_NAMES["OBJECT"] = "object";
TAG_NAMES["OL"] = "ol";
TAG_NAMES["OPTGROUP"] = "optgroup";
TAG_NAMES["OPTION"] = "option";
TAG_NAMES["P"] = "p";
TAG_NAMES["PARAM"] = "param";
TAG_NAMES["PLAINTEXT"] = "plaintext";
TAG_NAMES["PRE"] = "pre";
TAG_NAMES["RB"] = "rb";
TAG_NAMES["RP"] = "rp";
TAG_NAMES["RT"] = "rt";
TAG_NAMES["RTC"] = "rtc";
TAG_NAMES["RUBY"] = "ruby";
TAG_NAMES["S"] = "s";
TAG_NAMES["SCRIPT"] = "script";
TAG_NAMES["SECTION"] = "section";
TAG_NAMES["SELECT"] = "select";
TAG_NAMES["SOURCE"] = "source";
TAG_NAMES["SMALL"] = "small";
TAG_NAMES["SPAN"] = "span";
TAG_NAMES["STRIKE"] = "strike";
TAG_NAMES["STRONG"] = "strong";
TAG_NAMES["STYLE"] = "style";
TAG_NAMES["SUB"] = "sub";
TAG_NAMES["SUMMARY"] = "summary";
TAG_NAMES["SUP"] = "sup";
TAG_NAMES["TABLE"] = "table";
TAG_NAMES["TBODY"] = "tbody";
TAG_NAMES["TEMPLATE"] = "template";
TAG_NAMES["TEXTAREA"] = "textarea";
TAG_NAMES["TFOOT"] = "tfoot";
TAG_NAMES["TD"] = "td";
TAG_NAMES["TH"] = "th";
TAG_NAMES["THEAD"] = "thead";
TAG_NAMES["TITLE"] = "title";
TAG_NAMES["TR"] = "tr";
TAG_NAMES["TRACK"] = "track";
TAG_NAMES["TT"] = "tt";
TAG_NAMES["U"] = "u";
TAG_NAMES["UL"] = "ul";
TAG_NAMES["SVG"] = "svg";
TAG_NAMES["VAR"] = "var";
TAG_NAMES["WBR"] = "wbr";
TAG_NAMES["XMP"] = "xmp";
})(TAG_NAMES = TAG_NAMES || (TAG_NAMES = {}));
/**
* Tag IDs are numeric IDs for known tag names.
*
* We use tag IDs to improve the performance of tag name comparisons.
*/
export var TAG_ID;
(function (TAG_ID) {
TAG_ID[TAG_ID["UNKNOWN"] = 0] = "UNKNOWN";
TAG_ID[TAG_ID["A"] = 1] = "A";
TAG_ID[TAG_ID["ADDRESS"] = 2] = "ADDRESS";
TAG_ID[TAG_ID["ANNOTATION_XML"] = 3] = "ANNOTATION_XML";
TAG_ID[TAG_ID["APPLET"] = 4] = "APPLET";
TAG_ID[TAG_ID["AREA"] = 5] = "AREA";
TAG_ID[TAG_ID["ARTICLE"] = 6] = "ARTICLE";
TAG_ID[TAG_ID["ASIDE"] = 7] = "ASIDE";
TAG_ID[TAG_ID["B"] = 8] = "B";
TAG_ID[TAG_ID["BASE"] = 9] = "BASE";
TAG_ID[TAG_ID["BASEFONT"] = 10] = "BASEFONT";
TAG_ID[TAG_ID["BGSOUND"] = 11] = "BGSOUND";
TAG_ID[TAG_ID["BIG"] = 12] = "BIG";
TAG_ID[TAG_ID["BLOCKQUOTE"] = 13] = "BLOCKQUOTE";
TAG_ID[TAG_ID["BODY"] = 14] = "BODY";
TAG_ID[TAG_ID["BR"] = 15] = "BR";
TAG_ID[TAG_ID["BUTTON"] = 16] = "BUTTON";
TAG_ID[TAG_ID["CAPTION"] = 17] = "CAPTION";
TAG_ID[TAG_ID["CENTER"] = 18] = "CENTER";
TAG_ID[TAG_ID["CODE"] = 19] = "CODE";
TAG_ID[TAG_ID["COL"] = 20] = "COL";
TAG_ID[TAG_ID["COLGROUP"] = 21] = "COLGROUP";
TAG_ID[TAG_ID["DD"] = 22] = "DD";
TAG_ID[TAG_ID["DESC"] = 23] = "DESC";
TAG_ID[TAG_ID["DETAILS"] = 24] = "DETAILS";
TAG_ID[TAG_ID["DIALOG"] = 25] = "DIALOG";
TAG_ID[TAG_ID["DIR"] = 26] = "DIR";
TAG_ID[TAG_ID["DIV"] = 27] = "DIV";
TAG_ID[TAG_ID["DL"] = 28] = "DL";
TAG_ID[TAG_ID["DT"] = 29] = "DT";
TAG_ID[TAG_ID["EM"] = 30] = "EM";
TAG_ID[TAG_ID["EMBED"] = 31] = "EMBED";
TAG_ID[TAG_ID["FIELDSET"] = 32] = "FIELDSET";
TAG_ID[TAG_ID["FIGCAPTION"] = 33] = "FIGCAPTION";
TAG_ID[TAG_ID["FIGURE"] = 34] = "FIGURE";
TAG_ID[TAG_ID["FONT"] = 35] = "FONT";
TAG_ID[TAG_ID["FOOTER"] = 36] = "FOOTER";
TAG_ID[TAG_ID["FOREIGN_OBJECT"] = 37] = "FOREIGN_OBJECT";
TAG_ID[TAG_ID["FORM"] = 38] = "FORM";
TAG_ID[TAG_ID["FRAME"] = 39] = "FRAME";
TAG_ID[TAG_ID["FRAMESET"] = 40] = "FRAMESET";
TAG_ID[TAG_ID["H1"] = 41] = "H1";
TAG_ID[TAG_ID["H2"] = 42] = "H2";
TAG_ID[TAG_ID["H3"] = 43] = "H3";
TAG_ID[TAG_ID["H4"] = 44] = "H4";
TAG_ID[TAG_ID["H5"] = 45] = "H5";
TAG_ID[TAG_ID["H6"] = 46] = "H6";
TAG_ID[TAG_ID["HEAD"] = 47] = "HEAD";
TAG_ID[TAG_ID["HEADER"] = 48] = "HEADER";
TAG_ID[TAG_ID["HGROUP"] = 49] = "HGROUP";
TAG_ID[TAG_ID["HR"] = 50] = "HR";
TAG_ID[TAG_ID["HTML"] = 51] = "HTML";
TAG_ID[TAG_ID["I"] = 52] = "I";
TAG_ID[TAG_ID["IMG"] = 53] = "IMG";
TAG_ID[TAG_ID["IMAGE"] = 54] = "IMAGE";
TAG_ID[TAG_ID["INPUT"] = 55] = "INPUT";
TAG_ID[TAG_ID["IFRAME"] = 56] = "IFRAME";
TAG_ID[TAG_ID["KEYGEN"] = 57] = "KEYGEN";
TAG_ID[TAG_ID["LABEL"] = 58] = "LABEL";
TAG_ID[TAG_ID["LI"] = 59] = "LI";
TAG_ID[TAG_ID["LINK"] = 60] = "LINK";
TAG_ID[TAG_ID["LISTING"] = 61] = "LISTING";
TAG_ID[TAG_ID["MAIN"] = 62] = "MAIN";
TAG_ID[TAG_ID["MALIGNMARK"] = 63] = "MALIGNMARK";
TAG_ID[TAG_ID["MARQUEE"] = 64] = "MARQUEE";
TAG_ID[TAG_ID["MATH"] = 65] = "MATH";
TAG_ID[TAG_ID["MENU"] = 66] = "MENU";
TAG_ID[TAG_ID["META"] = 67] = "META";
TAG_ID[TAG_ID["MGLYPH"] = 68] = "MGLYPH";
TAG_ID[TAG_ID["MI"] = 69] = "MI";
TAG_ID[TAG_ID["MO"] = 70] = "MO";
TAG_ID[TAG_ID["MN"] = 71] = "MN";
TAG_ID[TAG_ID["MS"] = 72] = "MS";
TAG_ID[TAG_ID["MTEXT"] = 73] = "MTEXT";
TAG_ID[TAG_ID["NAV"] = 74] = "NAV";
TAG_ID[TAG_ID["NOBR"] = 75] = "NOBR";
TAG_ID[TAG_ID["NOFRAMES"] = 76] = "NOFRAMES";
TAG_ID[TAG_ID["NOEMBED"] = 77] = "NOEMBED";
TAG_ID[TAG_ID["NOSCRIPT"] = 78] = "NOSCRIPT";
TAG_ID[TAG_ID["OBJECT"] = 79] = "OBJECT";
TAG_ID[TAG_ID["OL"] = 80] = "OL";
TAG_ID[TAG_ID["OPTGROUP"] = 81] = "OPTGROUP";
TAG_ID[TAG_ID["OPTION"] = 82] = "OPTION";
TAG_ID[TAG_ID["P"] = 83] = "P";
TAG_ID[TAG_ID["PARAM"] = 84] = "PARAM";
TAG_ID[TAG_ID["PLAINTEXT"] = 85] = "PLAINTEXT";
TAG_ID[TAG_ID["PRE"] = 86] = "PRE";
TAG_ID[TAG_ID["RB"] = 87] = "RB";
TAG_ID[TAG_ID["RP"] = 88] = "RP";
TAG_ID[TAG_ID["RT"] = 89] = "RT";
TAG_ID[TAG_ID["RTC"] = 90] = "RTC";
TAG_ID[TAG_ID["RUBY"] = 91] = "RUBY";
TAG_ID[TAG_ID["S"] = 92] = "S";
TAG_ID[TAG_ID["SCRIPT"] = 93] = "SCRIPT";
TAG_ID[TAG_ID["SECTION"] = 94] = "SECTION";
TAG_ID[TAG_ID["SELECT"] = 95] = "SELECT";
TAG_ID[TAG_ID["SOURCE"] = 96] = "SOURCE";
TAG_ID[TAG_ID["SMALL"] = 97] = "SMALL";
TAG_ID[TAG_ID["SPAN"] = 98] = "SPAN";
TAG_ID[TAG_ID["STRIKE"] = 99] = "STRIKE";
TAG_ID[TAG_ID["STRONG"] = 100] = "STRONG";
TAG_ID[TAG_ID["STYLE"] = 101] = "STYLE";
TAG_ID[TAG_ID["SUB"] = 102] = "SUB";
TAG_ID[TAG_ID["SUMMARY"] = 103] = "SUMMARY";
TAG_ID[TAG_ID["SUP"] = 104] = "SUP";
TAG_ID[TAG_ID["TABLE"] = 105] = "TABLE";
TAG_ID[TAG_ID["TBODY"] = 106] = "TBODY";
TAG_ID[TAG_ID["TEMPLATE"] = 107] = "TEMPLATE";
TAG_ID[TAG_ID["TEXTAREA"] = 108] = "TEXTAREA";
TAG_ID[TAG_ID["TFOOT"] = 109] = "TFOOT";
TAG_ID[TAG_ID["TD"] = 110] = "TD";
TAG_ID[TAG_ID["TH"] = 111] = "TH";
TAG_ID[TAG_ID["THEAD"] = 112] = "THEAD";
TAG_ID[TAG_ID["TITLE"] = 113] = "TITLE";
TAG_ID[TAG_ID["TR"] = 114] = "TR";
TAG_ID[TAG_ID["TRACK"] = 115] = "TRACK";
TAG_ID[TAG_ID["TT"] = 116] = "TT";
TAG_ID[TAG_ID["U"] = 117] = "U";
TAG_ID[TAG_ID["UL"] = 118] = "UL";
TAG_ID[TAG_ID["SVG"] = 119] = "SVG";
TAG_ID[TAG_ID["VAR"] = 120] = "VAR";
TAG_ID[TAG_ID["WBR"] = 121] = "WBR";
TAG_ID[TAG_ID["XMP"] = 122] = "XMP";
})(TAG_ID = TAG_ID || (TAG_ID = {}));
const TAG_NAME_TO_ID = new Map([
[TAG_NAMES.A, TAG_ID.A],
[TAG_NAMES.ADDRESS, TAG_ID.ADDRESS],
[TAG_NAMES.ANNOTATION_XML, TAG_ID.ANNOTATION_XML],
[TAG_NAMES.APPLET, TAG_ID.APPLET],
[TAG_NAMES.AREA, TAG_ID.AREA],
[TAG_NAMES.ARTICLE, TAG_ID.ARTICLE],
[TAG_NAMES.ASIDE, TAG_ID.ASIDE],
[TAG_NAMES.B, TAG_ID.B],
[TAG_NAMES.BASE, TAG_ID.BASE],
[TAG_NAMES.BASEFONT, TAG_ID.BASEFONT],
[TAG_NAMES.BGSOUND, TAG_ID.BGSOUND],
[TAG_NAMES.BIG, TAG_ID.BIG],
[TAG_NAMES.BLOCKQUOTE, TAG_ID.BLOCKQUOTE],
[TAG_NAMES.BODY, TAG_ID.BODY],
[TAG_NAMES.BR, TAG_ID.BR],
[TAG_NAMES.BUTTON, TAG_ID.BUTTON],
[TAG_NAMES.CAPTION, TAG_ID.CAPTION],
[TAG_NAMES.CENTER, TAG_ID.CENTER],
[TAG_NAMES.CODE, TAG_ID.CODE],
[TAG_NAMES.COL, TAG_ID.COL],
[TAG_NAMES.COLGROUP, TAG_ID.COLGROUP],
[TAG_NAMES.DD, TAG_ID.DD],
[TAG_NAMES.DESC, TAG_ID.DESC],
[TAG_NAMES.DETAILS, TAG_ID.DETAILS],
[TAG_NAMES.DIALOG, TAG_ID.DIALOG],
[TAG_NAMES.DIR, TAG_ID.DIR],
[TAG_NAMES.DIV, TAG_ID.DIV],
[TAG_NAMES.DL, TAG_ID.DL],
[TAG_NAMES.DT, TAG_ID.DT],
[TAG_NAMES.EM, TAG_ID.EM],
[TAG_NAMES.EMBED, TAG_ID.EMBED],
[TAG_NAMES.FIELDSET, TAG_ID.FIELDSET],
[TAG_NAMES.FIGCAPTION, TAG_ID.FIGCAPTION],
[TAG_NAMES.FIGURE, TAG_ID.FIGURE],
[TAG_NAMES.FONT, TAG_ID.FONT],
[TAG_NAMES.FOOTER, TAG_ID.FOOTER],
[TAG_NAMES.FOREIGN_OBJECT, TAG_ID.FOREIGN_OBJECT],
[TAG_NAMES.FORM, TAG_ID.FORM],
[TAG_NAMES.FRAME, TAG_ID.FRAME],
[TAG_NAMES.FRAMESET, TAG_ID.FRAMESET],
[TAG_NAMES.H1, TAG_ID.H1],
[TAG_NAMES.H2, TAG_ID.H2],
[TAG_NAMES.H3, TAG_ID.H3],
[TAG_NAMES.H4, TAG_ID.H4],
[TAG_NAMES.H5, TAG_ID.H5],
[TAG_NAMES.H6, TAG_ID.H6],
[TAG_NAMES.HEAD, TAG_ID.HEAD],
[TAG_NAMES.HEADER, TAG_ID.HEADER],
[TAG_NAMES.HGROUP, TAG_ID.HGROUP],
[TAG_NAMES.HR, TAG_ID.HR],
[TAG_NAMES.HTML, TAG_ID.HTML],
[TAG_NAMES.I, TAG_ID.I],
[TAG_NAMES.IMG, TAG_ID.IMG],
[TAG_NAMES.IMAGE, TAG_ID.IMAGE],
[TAG_NAMES.INPUT, TAG_ID.INPUT],
[TAG_NAMES.IFRAME, TAG_ID.IFRAME],
[TAG_NAMES.KEYGEN, TAG_ID.KEYGEN],
[TAG_NAMES.LABEL, TAG_ID.LABEL],
[TAG_NAMES.LI, TAG_ID.LI],
[TAG_NAMES.LINK, TAG_ID.LINK],
[TAG_NAMES.LISTING, TAG_ID.LISTING],
[TAG_NAMES.MAIN, TAG_ID.MAIN],
[TAG_NAMES.MALIGNMARK, TAG_ID.MALIGNMARK],
[TAG_NAMES.MARQUEE, TAG_ID.MARQUEE],
[TAG_NAMES.MATH, TAG_ID.MATH],
[TAG_NAMES.MENU, TAG_ID.MENU],
[TAG_NAMES.META, TAG_ID.META],
[TAG_NAMES.MGLYPH, TAG_ID.MGLYPH],
[TAG_NAMES.MI, TAG_ID.MI],
[TAG_NAMES.MO, TAG_ID.MO],
[TAG_NAMES.MN, TAG_ID.MN],
[TAG_NAMES.MS, TAG_ID.MS],
[TAG_NAMES.MTEXT, TAG_ID.MTEXT],
[TAG_NAMES.NAV, TAG_ID.NAV],
[TAG_NAMES.NOBR, TAG_ID.NOBR],
[TAG_NAMES.NOFRAMES, TAG_ID.NOFRAMES],
[TAG_NAMES.NOEMBED, TAG_ID.NOEMBED],
[TAG_NAMES.NOSCRIPT, TAG_ID.NOSCRIPT],
[TAG_NAMES.OBJECT, TAG_ID.OBJECT],
[TAG_NAMES.OL, TAG_ID.OL],
[TAG_NAMES.OPTGROUP, TAG_ID.OPTGROUP],
[TAG_NAMES.OPTION, TAG_ID.OPTION],
[TAG_NAMES.P, TAG_ID.P],
[TAG_NAMES.PARAM, TAG_ID.PARAM],
[TAG_NAMES.PLAINTEXT, TAG_ID.PLAINTEXT],
[TAG_NAMES.PRE, TAG_ID.PRE],
[TAG_NAMES.RB, TAG_ID.RB],
[TAG_NAMES.RP, TAG_ID.RP],
[TAG_NAMES.RT, TAG_ID.RT],
[TAG_NAMES.RTC, TAG_ID.RTC],
[TAG_NAMES.RUBY, TAG_ID.RUBY],
[TAG_NAMES.S, TAG_ID.S],
[TAG_NAMES.SCRIPT, TAG_ID.SCRIPT],
[TAG_NAMES.SECTION, TAG_ID.SECTION],
[TAG_NAMES.SELECT, TAG_ID.SELECT],
[TAG_NAMES.SOURCE, TAG_ID.SOURCE],
[TAG_NAMES.SMALL, TAG_ID.SMALL],
[TAG_NAMES.SPAN, TAG_ID.SPAN],
[TAG_NAMES.STRIKE, TAG_ID.STRIKE],
[TAG_NAMES.STRONG, TAG_ID.STRONG],
[TAG_NAMES.STYLE, TAG_ID.STYLE],
[TAG_NAMES.SUB, TAG_ID.SUB],
[TAG_NAMES.SUMMARY, TAG_ID.SUMMARY],
[TAG_NAMES.SUP, TAG_ID.SUP],
[TAG_NAMES.TABLE, TAG_ID.TABLE],
[TAG_NAMES.TBODY, TAG_ID.TBODY],
[TAG_NAMES.TEMPLATE, TAG_ID.TEMPLATE],
[TAG_NAMES.TEXTAREA, TAG_ID.TEXTAREA],
[TAG_NAMES.TFOOT, TAG_ID.TFOOT],
[TAG_NAMES.TD, TAG_ID.TD],
[TAG_NAMES.TH, TAG_ID.TH],
[TAG_NAMES.THEAD, TAG_ID.THEAD],
[TAG_NAMES.TITLE, TAG_ID.TITLE],
[TAG_NAMES.TR, TAG_ID.TR],
[TAG_NAMES.TRACK, TAG_ID.TRACK],
[TAG_NAMES.TT, TAG_ID.TT],
[TAG_NAMES.U, TAG_ID.U],
[TAG_NAMES.UL, TAG_ID.UL],
[TAG_NAMES.SVG, TAG_ID.SVG],
[TAG_NAMES.VAR, TAG_ID.VAR],
[TAG_NAMES.WBR, TAG_ID.WBR],
[TAG_NAMES.XMP, TAG_ID.XMP],
]);
export function getTagID(tagName) {
var _a;
return (_a = TAG_NAME_TO_ID.get(tagName)) !== null && _a !== void 0 ? _a : TAG_ID.UNKNOWN;
}
const $ = TAG_ID;
export const SPECIAL_ELEMENTS = {
[NS.HTML]: new Set([
$.ADDRESS,
$.APPLET,
$.AREA,
$.ARTICLE,
$.ASIDE,
$.BASE,
$.BASEFONT,
$.BGSOUND,
$.BLOCKQUOTE,
$.BODY,
$.BR,
$.BUTTON,
$.CAPTION,
$.CENTER,
$.COL,
$.COLGROUP,
$.DD,
$.DETAILS,
$.DIR,
$.DIV,
$.DL,
$.DT,
$.EMBED,
$.FIELDSET,
$.FIGCAPTION,
$.FIGURE,
$.FOOTER,
$.FORM,
$.FRAME,
$.FRAMESET,
$.H1,
$.H2,
$.H3,
$.H4,
$.H5,
$.H6,
$.HEAD,
$.HEADER,
$.HGROUP,
$.HR,
$.HTML,
$.IFRAME,
$.IMG,
$.INPUT,
$.LI,
$.LINK,
$.LISTING,
$.MAIN,
$.MARQUEE,
$.MENU,
$.META,
$.NAV,
$.NOEMBED,
$.NOFRAMES,
$.NOSCRIPT,
$.OBJECT,
$.OL,
$.P,
$.PARAM,
$.PLAINTEXT,
$.PRE,
$.SCRIPT,
$.SECTION,
$.SELECT,
$.SOURCE,
$.STYLE,
$.SUMMARY,
$.TABLE,
$.TBODY,
$.TD,
$.TEMPLATE,
$.TEXTAREA,
$.TFOOT,
$.TH,
$.THEAD,
$.TITLE,
$.TR,
$.TRACK,
$.UL,
$.WBR,
$.XMP,
]),
[NS.MATHML]: new Set([$.MI, $.MO, $.MN, $.MS, $.MTEXT, $.ANNOTATION_XML]),
[NS.SVG]: new Set([$.TITLE, $.FOREIGN_OBJECT, $.DESC]),
[NS.XLINK]: new Set(),
[NS.XML]: new Set(),
[NS.XMLNS]: new Set(),
};
export function isNumberedHeader(tn) {
return tn === $.H1 || tn === $.H2 || tn === $.H3 || tn === $.H4 || tn === $.H5 || tn === $.H6;
}
const UNESCAPED_TEXT = new Set([
TAG_NAMES.STYLE,
TAG_NAMES.SCRIPT,
TAG_NAMES.XMP,
TAG_NAMES.IFRAME,
TAG_NAMES.NOEMBED,
TAG_NAMES.NOFRAMES,
TAG_NAMES.PLAINTEXT,
]);
export function hasUnescapedText(tn, scriptingEnabled) {
return UNESCAPED_TEXT.has(tn) || (scriptingEnabled && tn === TAG_NAMES.NOSCRIPT);
}
//# sourceMappingURL=html.js.map

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export var TokenType;
(function (TokenType) {
TokenType[TokenType["CHARACTER"] = 0] = "CHARACTER";
TokenType[TokenType["NULL_CHARACTER"] = 1] = "NULL_CHARACTER";
TokenType[TokenType["WHITESPACE_CHARACTER"] = 2] = "WHITESPACE_CHARACTER";
TokenType[TokenType["START_TAG"] = 3] = "START_TAG";
TokenType[TokenType["END_TAG"] = 4] = "END_TAG";
TokenType[TokenType["COMMENT"] = 5] = "COMMENT";
TokenType[TokenType["DOCTYPE"] = 6] = "DOCTYPE";
TokenType[TokenType["EOF"] = 7] = "EOF";
TokenType[TokenType["HIBERNATION"] = 8] = "HIBERNATION";
})(TokenType = TokenType || (TokenType = {}));
export function getTokenAttr(token, attrName) {
for (let i = token.attrs.length - 1; i >= 0; i--) {
if (token.attrs[i].name === attrName) {
return token.attrs[i].value;
}
}
return null;
}
//# sourceMappingURL=token.js.map

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const UNDEFINED_CODE_POINTS = new Set([
65534, 65535, 131070, 131071, 196606, 196607, 262142, 262143, 327678, 327679, 393214,
393215, 458750, 458751, 524286, 524287, 589822, 589823, 655358, 655359, 720894,
720895, 786430, 786431, 851966, 851967, 917502, 917503, 983038, 983039, 1048574,
1048575, 1114110, 1114111,
]);
export const REPLACEMENT_CHARACTER = '\uFFFD';
export var CODE_POINTS;
(function (CODE_POINTS) {
CODE_POINTS[CODE_POINTS["EOF"] = -1] = "EOF";
CODE_POINTS[CODE_POINTS["NULL"] = 0] = "NULL";
CODE_POINTS[CODE_POINTS["TABULATION"] = 9] = "TABULATION";
CODE_POINTS[CODE_POINTS["CARRIAGE_RETURN"] = 13] = "CARRIAGE_RETURN";
CODE_POINTS[CODE_POINTS["LINE_FEED"] = 10] = "LINE_FEED";
CODE_POINTS[CODE_POINTS["FORM_FEED"] = 12] = "FORM_FEED";
CODE_POINTS[CODE_POINTS["SPACE"] = 32] = "SPACE";
CODE_POINTS[CODE_POINTS["EXCLAMATION_MARK"] = 33] = "EXCLAMATION_MARK";
CODE_POINTS[CODE_POINTS["QUOTATION_MARK"] = 34] = "QUOTATION_MARK";
CODE_POINTS[CODE_POINTS["NUMBER_SIGN"] = 35] = "NUMBER_SIGN";
CODE_POINTS[CODE_POINTS["AMPERSAND"] = 38] = "AMPERSAND";
CODE_POINTS[CODE_POINTS["APOSTROPHE"] = 39] = "APOSTROPHE";
CODE_POINTS[CODE_POINTS["HYPHEN_MINUS"] = 45] = "HYPHEN_MINUS";
CODE_POINTS[CODE_POINTS["SOLIDUS"] = 47] = "SOLIDUS";
CODE_POINTS[CODE_POINTS["DIGIT_0"] = 48] = "DIGIT_0";
CODE_POINTS[CODE_POINTS["DIGIT_9"] = 57] = "DIGIT_9";
CODE_POINTS[CODE_POINTS["SEMICOLON"] = 59] = "SEMICOLON";
CODE_POINTS[CODE_POINTS["LESS_THAN_SIGN"] = 60] = "LESS_THAN_SIGN";
CODE_POINTS[CODE_POINTS["EQUALS_SIGN"] = 61] = "EQUALS_SIGN";
CODE_POINTS[CODE_POINTS["GREATER_THAN_SIGN"] = 62] = "GREATER_THAN_SIGN";
CODE_POINTS[CODE_POINTS["QUESTION_MARK"] = 63] = "QUESTION_MARK";
CODE_POINTS[CODE_POINTS["LATIN_CAPITAL_A"] = 65] = "LATIN_CAPITAL_A";
CODE_POINTS[CODE_POINTS["LATIN_CAPITAL_F"] = 70] = "LATIN_CAPITAL_F";
CODE_POINTS[CODE_POINTS["LATIN_CAPITAL_X"] = 88] = "LATIN_CAPITAL_X";
CODE_POINTS[CODE_POINTS["LATIN_CAPITAL_Z"] = 90] = "LATIN_CAPITAL_Z";
CODE_POINTS[CODE_POINTS["RIGHT_SQUARE_BRACKET"] = 93] = "RIGHT_SQUARE_BRACKET";
CODE_POINTS[CODE_POINTS["GRAVE_ACCENT"] = 96] = "GRAVE_ACCENT";
CODE_POINTS[CODE_POINTS["LATIN_SMALL_A"] = 97] = "LATIN_SMALL_A";
CODE_POINTS[CODE_POINTS["LATIN_SMALL_F"] = 102] = "LATIN_SMALL_F";
CODE_POINTS[CODE_POINTS["LATIN_SMALL_X"] = 120] = "LATIN_SMALL_X";
CODE_POINTS[CODE_POINTS["LATIN_SMALL_Z"] = 122] = "LATIN_SMALL_Z";
CODE_POINTS[CODE_POINTS["REPLACEMENT_CHARACTER"] = 65533] = "REPLACEMENT_CHARACTER";
})(CODE_POINTS = CODE_POINTS || (CODE_POINTS = {}));
export const SEQUENCES = {
DASH_DASH: '--',
CDATA_START: '[CDATA[',
DOCTYPE: 'doctype',
SCRIPT: 'script',
PUBLIC: 'public',
SYSTEM: 'system',
};
//Surrogates
export function isSurrogate(cp) {
return cp >= 55296 && cp <= 57343;
}
export function isSurrogatePair(cp) {
return cp >= 56320 && cp <= 57343;
}
export function getSurrogatePairCodePoint(cp1, cp2) {
return (cp1 - 55296) * 1024 + 9216 + cp2;
}
//NOTE: excluding NULL and ASCII whitespace
export function isControlCodePoint(cp) {
return ((cp !== 0x20 && cp !== 0x0a && cp !== 0x0d && cp !== 0x09 && cp !== 0x0c && cp >= 0x01 && cp <= 0x1f) ||
(cp >= 0x7f && cp <= 0x9f));
}
export function isUndefinedCodePoint(cp) {
return (cp >= 64976 && cp <= 65007) || UNDEFINED_CODE_POINTS.has(cp);
}
//# sourceMappingURL=unicode.js.map

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import { Parser } from './parser/index.js';
export { defaultTreeAdapter } from './tree-adapters/default.js';
export { /** @internal */ Parser } from './parser/index.js';
export { serialize, serializeOuter } from './serializer/index.js';
export { ERR as ErrorCodes } from './common/error-codes.js';
/** @internal */
export * as foreignContent from './common/foreign-content.js';
/** @internal */
export * as html from './common/html.js';
/** @internal */
export * as Token from './common/token.js';
/** @internal */
export { Tokenizer, TokenizerMode } from './tokenizer/index.js';
// Shorthands
/**
* Parses an HTML string.
*
* @param html Input HTML string.
* @param options Parsing options.
* @returns Document
*
* @example
*
* ```js
* const parse5 = require('parse5');
*
* const document = parse5.parse('<!DOCTYPE html><html><head></head><body>Hi there!</body></html>');
*
* console.log(document.childNodes[1].tagName); //> 'html'
*```
*/
export function parse(html, options) {
return Parser.parse(html, options);
}
export function parseFragment(fragmentContext, html, options) {
if (typeof fragmentContext === 'string') {
options = html;
html = fragmentContext;
fragmentContext = null;
}
const parser = Parser.getFragmentParser(fragmentContext, options);
parser.tokenizer.write(html, true);
return parser.getFragment();
}
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//Const
const NOAH_ARK_CAPACITY = 3;
export var EntryType;
(function (EntryType) {
EntryType[EntryType["Marker"] = 0] = "Marker";
EntryType[EntryType["Element"] = 1] = "Element";
})(EntryType = EntryType || (EntryType = {}));
const MARKER = { type: EntryType.Marker };
//List of formatting elements
export class FormattingElementList {
constructor(treeAdapter) {
this.treeAdapter = treeAdapter;
this.entries = [];
this.bookmark = null;
}
//Noah Ark's condition
//OPTIMIZATION: at first we try to find possible candidates for exclusion using
//lightweight heuristics without thorough attributes check.
_getNoahArkConditionCandidates(newElement, neAttrs) {
const candidates = [];
const neAttrsLength = neAttrs.length;
const neTagName = this.treeAdapter.getTagName(newElement);
const neNamespaceURI = this.treeAdapter.getNamespaceURI(newElement);
for (let i = 0; i < this.entries.length; i++) {
const entry = this.entries[i];
if (entry.type === EntryType.Marker) {
break;
}
const { element } = entry;
if (this.treeAdapter.getTagName(element) === neTagName &&
this.treeAdapter.getNamespaceURI(element) === neNamespaceURI) {
const elementAttrs = this.treeAdapter.getAttrList(element);
if (elementAttrs.length === neAttrsLength) {
candidates.push({ idx: i, attrs: elementAttrs });
}
}
}
return candidates;
}
_ensureNoahArkCondition(newElement) {
if (this.entries.length < NOAH_ARK_CAPACITY)
return;
const neAttrs = this.treeAdapter.getAttrList(newElement);
const candidates = this._getNoahArkConditionCandidates(newElement, neAttrs);
if (candidates.length < NOAH_ARK_CAPACITY)
return;
//NOTE: build attrs map for the new element, so we can perform fast lookups
const neAttrsMap = new Map(neAttrs.map((neAttr) => [neAttr.name, neAttr.value]));
let validCandidates = 0;
//NOTE: remove bottommost candidates, until Noah's Ark condition will not be met
for (let i = 0; i < candidates.length; i++) {
const candidate = candidates[i];
// We know that `candidate.attrs.length === neAttrs.length`
if (candidate.attrs.every((cAttr) => neAttrsMap.get(cAttr.name) === cAttr.value)) {
validCandidates += 1;
if (validCandidates >= NOAH_ARK_CAPACITY) {
this.entries.splice(candidate.idx, 1);
}
}
}
}
//Mutations
insertMarker() {
this.entries.unshift(MARKER);
}
pushElement(element, token) {
this._ensureNoahArkCondition(element);
this.entries.unshift({
type: EntryType.Element,
element,
token,
});
}
insertElementAfterBookmark(element, token) {
const bookmarkIdx = this.entries.indexOf(this.bookmark);
this.entries.splice(bookmarkIdx, 0, {
type: EntryType.Element,
element,
token,
});
}
removeEntry(entry) {
const entryIndex = this.entries.indexOf(entry);
if (entryIndex >= 0) {
this.entries.splice(entryIndex, 1);
}
}
/**
* Clears the list of formatting elements up to the last marker.
*
* @see https://html.spec.whatwg.org/multipage/parsing.html#clear-the-list-of-active-formatting-elements-up-to-the-last-marker
*/
clearToLastMarker() {
const markerIdx = this.entries.indexOf(MARKER);
if (markerIdx >= 0) {
this.entries.splice(0, markerIdx + 1);
}
else {
this.entries.length = 0;
}
}
//Search
getElementEntryInScopeWithTagName(tagName) {
const entry = this.entries.find((entry) => entry.type === EntryType.Marker || this.treeAdapter.getTagName(entry.element) === tagName);
return entry && entry.type === EntryType.Element ? entry : null;
}
getElementEntry(element) {
return this.entries.find((entry) => entry.type === EntryType.Element && entry.element === element);
}
}
//# sourceMappingURL=formatting-element-list.js.map

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import { TAG_ID as $, NS, isNumberedHeader } from '../common/html.js';
//Element utils
const IMPLICIT_END_TAG_REQUIRED = new Set([$.DD, $.DT, $.LI, $.OPTGROUP, $.OPTION, $.P, $.RB, $.RP, $.RT, $.RTC]);
const IMPLICIT_END_TAG_REQUIRED_THOROUGHLY = new Set([
...IMPLICIT_END_TAG_REQUIRED,
$.CAPTION,
$.COLGROUP,
$.TBODY,
$.TD,
$.TFOOT,
$.TH,
$.THEAD,
$.TR,
]);
const SCOPING_ELEMENT_NS = new Map([
[$.APPLET, NS.HTML],
[$.CAPTION, NS.HTML],
[$.HTML, NS.HTML],
[$.MARQUEE, NS.HTML],
[$.OBJECT, NS.HTML],
[$.TABLE, NS.HTML],
[$.TD, NS.HTML],
[$.TEMPLATE, NS.HTML],
[$.TH, NS.HTML],
[$.ANNOTATION_XML, NS.MATHML],
[$.MI, NS.MATHML],
[$.MN, NS.MATHML],
[$.MO, NS.MATHML],
[$.MS, NS.MATHML],
[$.MTEXT, NS.MATHML],
[$.DESC, NS.SVG],
[$.FOREIGN_OBJECT, NS.SVG],
[$.TITLE, NS.SVG],
]);
const NAMED_HEADERS = [$.H1, $.H2, $.H3, $.H4, $.H5, $.H6];
const TABLE_ROW_CONTEXT = [$.TR, $.TEMPLATE, $.HTML];
const TABLE_BODY_CONTEXT = [$.TBODY, $.TFOOT, $.THEAD, $.TEMPLATE, $.HTML];
const TABLE_CONTEXT = [$.TABLE, $.TEMPLATE, $.HTML];
const TABLE_CELLS = [$.TD, $.TH];
//Stack of open elements
export class OpenElementStack {
get currentTmplContentOrNode() {
return this._isInTemplate() ? this.treeAdapter.getTemplateContent(this.current) : this.current;
}
constructor(document, treeAdapter, handler) {
this.treeAdapter = treeAdapter;
this.handler = handler;
this.items = [];
this.tagIDs = [];
this.stackTop = -1;
this.tmplCount = 0;
this.currentTagId = $.UNKNOWN;
this.current = document;
}
//Index of element
_indexOf(element) {
return this.items.lastIndexOf(element, this.stackTop);
}
//Update current element
_isInTemplate() {
return this.currentTagId === $.TEMPLATE && this.treeAdapter.getNamespaceURI(this.current) === NS.HTML;
}
_updateCurrentElement() {
this.current = this.items[this.stackTop];
this.currentTagId = this.tagIDs[this.stackTop];
}
//Mutations
push(element, tagID) {
this.stackTop++;
this.items[this.stackTop] = element;
this.current = element;
this.tagIDs[this.stackTop] = tagID;
this.currentTagId = tagID;
if (this._isInTemplate()) {
this.tmplCount++;
}
this.handler.onItemPush(element, tagID, true);
}
pop() {
const popped = this.current;
if (this.tmplCount > 0 && this._isInTemplate()) {
this.tmplCount--;
}
this.stackTop--;
this._updateCurrentElement();
this.handler.onItemPop(popped, true);
}
replace(oldElement, newElement) {
const idx = this._indexOf(oldElement);
this.items[idx] = newElement;
if (idx === this.stackTop) {
this.current = newElement;
}
}
insertAfter(referenceElement, newElement, newElementID) {
const insertionIdx = this._indexOf(referenceElement) + 1;
this.items.splice(insertionIdx, 0, newElement);
this.tagIDs.splice(insertionIdx, 0, newElementID);
this.stackTop++;
if (insertionIdx === this.stackTop) {
this._updateCurrentElement();
}
this.handler.onItemPush(this.current, this.currentTagId, insertionIdx === this.stackTop);
}
popUntilTagNamePopped(tagName) {
let targetIdx = this.stackTop + 1;
do {
targetIdx = this.tagIDs.lastIndexOf(tagName, targetIdx - 1);
} while (targetIdx > 0 && this.treeAdapter.getNamespaceURI(this.items[targetIdx]) !== NS.HTML);
this.shortenToLength(targetIdx < 0 ? 0 : targetIdx);
}
shortenToLength(idx) {
while (this.stackTop >= idx) {
const popped = this.current;
if (this.tmplCount > 0 && this._isInTemplate()) {
this.tmplCount -= 1;
}
this.stackTop--;
this._updateCurrentElement();
this.handler.onItemPop(popped, this.stackTop < idx);
}
}
popUntilElementPopped(element) {
const idx = this._indexOf(element);
this.shortenToLength(idx < 0 ? 0 : idx);
}
popUntilPopped(tagNames, targetNS) {
const idx = this._indexOfTagNames(tagNames, targetNS);
this.shortenToLength(idx < 0 ? 0 : idx);
}
popUntilNumberedHeaderPopped() {
this.popUntilPopped(NAMED_HEADERS, NS.HTML);
}
popUntilTableCellPopped() {
this.popUntilPopped(TABLE_CELLS, NS.HTML);
}
popAllUpToHtmlElement() {
//NOTE: here we assume that the root <html> element is always first in the open element stack, so
//we perform this fast stack clean up.
this.tmplCount = 0;
this.shortenToLength(1);
}
_indexOfTagNames(tagNames, namespace) {
for (let i = this.stackTop; i >= 0; i--) {
if (tagNames.includes(this.tagIDs[i]) && this.treeAdapter.getNamespaceURI(this.items[i]) === namespace) {
return i;
}
}
return -1;
}
clearBackTo(tagNames, targetNS) {
const idx = this._indexOfTagNames(tagNames, targetNS);
this.shortenToLength(idx + 1);
}
clearBackToTableContext() {
this.clearBackTo(TABLE_CONTEXT, NS.HTML);
}
clearBackToTableBodyContext() {
this.clearBackTo(TABLE_BODY_CONTEXT, NS.HTML);
}
clearBackToTableRowContext() {
this.clearBackTo(TABLE_ROW_CONTEXT, NS.HTML);
}
remove(element) {
const idx = this._indexOf(element);
if (idx >= 0) {
if (idx === this.stackTop) {
this.pop();
}
else {
this.items.splice(idx, 1);
this.tagIDs.splice(idx, 1);
this.stackTop--;
this._updateCurrentElement();
this.handler.onItemPop(element, false);
}
}
}
//Search
tryPeekProperlyNestedBodyElement() {
//Properly nested <body> element (should be second element in stack).
return this.stackTop >= 1 && this.tagIDs[1] === $.BODY ? this.items[1] : null;
}
contains(element) {
return this._indexOf(element) > -1;
}
getCommonAncestor(element) {
const elementIdx = this._indexOf(element) - 1;
return elementIdx >= 0 ? this.items[elementIdx] : null;
}
isRootHtmlElementCurrent() {
return this.stackTop === 0 && this.tagIDs[0] === $.HTML;
}
//Element in scope
hasInScope(tagName) {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (tn === tagName && ns === NS.HTML) {
return true;
}
if (SCOPING_ELEMENT_NS.get(tn) === ns) {
return false;
}
}
return true;
}
hasNumberedHeaderInScope() {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (isNumberedHeader(tn) && ns === NS.HTML) {
return true;
}
if (SCOPING_ELEMENT_NS.get(tn) === ns) {
return false;
}
}
return true;
}
hasInListItemScope(tagName) {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (tn === tagName && ns === NS.HTML) {
return true;
}
if (((tn === $.UL || tn === $.OL) && ns === NS.HTML) || SCOPING_ELEMENT_NS.get(tn) === ns) {
return false;
}
}
return true;
}
hasInButtonScope(tagName) {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (tn === tagName && ns === NS.HTML) {
return true;
}
if ((tn === $.BUTTON && ns === NS.HTML) || SCOPING_ELEMENT_NS.get(tn) === ns) {
return false;
}
}
return true;
}
hasInTableScope(tagName) {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (ns !== NS.HTML) {
continue;
}
if (tn === tagName) {
return true;
}
if (tn === $.TABLE || tn === $.TEMPLATE || tn === $.HTML) {
return false;
}
}
return true;
}
hasTableBodyContextInTableScope() {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (ns !== NS.HTML) {
continue;
}
if (tn === $.TBODY || tn === $.THEAD || tn === $.TFOOT) {
return true;
}
if (tn === $.TABLE || tn === $.HTML) {
return false;
}
}
return true;
}
hasInSelectScope(tagName) {
for (let i = this.stackTop; i >= 0; i--) {
const tn = this.tagIDs[i];
const ns = this.treeAdapter.getNamespaceURI(this.items[i]);
if (ns !== NS.HTML) {
continue;
}
if (tn === tagName) {
return true;
}
if (tn !== $.OPTION && tn !== $.OPTGROUP) {
return false;
}
}
return true;
}
//Implied end tags
generateImpliedEndTags() {
while (IMPLICIT_END_TAG_REQUIRED.has(this.currentTagId)) {
this.pop();
}
}
generateImpliedEndTagsThoroughly() {
while (IMPLICIT_END_TAG_REQUIRED_THOROUGHLY.has(this.currentTagId)) {
this.pop();
}
}
generateImpliedEndTagsWithExclusion(exclusionId) {
while (this.currentTagId !== exclusionId && IMPLICIT_END_TAG_REQUIRED_THOROUGHLY.has(this.currentTagId)) {
this.pop();
}
}
}
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import { TAG_NAMES as $, NS, hasUnescapedText } from '../common/html.js';
import { escapeText, escapeAttribute } from 'entities/lib/escape.js';
import { defaultTreeAdapter } from '../tree-adapters/default.js';
// Sets
const VOID_ELEMENTS = new Set([
$.AREA,
$.BASE,
$.BASEFONT,
$.BGSOUND,
$.BR,
$.COL,
$.EMBED,
$.FRAME,
$.HR,
$.IMG,
$.INPUT,
$.KEYGEN,
$.LINK,
$.META,
$.PARAM,
$.SOURCE,
$.TRACK,
$.WBR,
]);
function isVoidElement(node, options) {
return (options.treeAdapter.isElementNode(node) &&
options.treeAdapter.getNamespaceURI(node) === NS.HTML &&
VOID_ELEMENTS.has(options.treeAdapter.getTagName(node)));
}
const defaultOpts = { treeAdapter: defaultTreeAdapter, scriptingEnabled: true };
/**
* Serializes an AST node to an HTML string.
*
* @example
*
* ```js
* const parse5 = require('parse5');
*
* const document = parse5.parse('<!DOCTYPE html><html><head></head><body>Hi there!</body></html>');
*
* // Serializes a document.
* const html = parse5.serialize(document);
*
* // Serializes the <html> element content.
* const str = parse5.serialize(document.childNodes[1]);
*
* console.log(str); //> '<head></head><body>Hi there!</body>'
* ```
*
* @param node Node to serialize.
* @param options Serialization options.
*/
export function serialize(node, options) {
const opts = { ...defaultOpts, ...options };
if (isVoidElement(node, opts)) {
return '';
}
return serializeChildNodes(node, opts);
}
/**
* Serializes an AST element node to an HTML string, including the element node.
*
* @example
*
* ```js
* const parse5 = require('parse5');
*
* const document = parse5.parseFragment('<div>Hello, <b>world</b>!</div>');
*
* // Serializes the <div> element.
* const html = parse5.serializeOuter(document.childNodes[0]);
*
* console.log(str); //> '<div>Hello, <b>world</b>!</div>'
* ```
*
* @param node Node to serialize.
* @param options Serialization options.
*/
export function serializeOuter(node, options) {
const opts = { ...defaultOpts, ...options };
return serializeNode(node, opts);
}
function serializeChildNodes(parentNode, options) {
let html = '';
// Get container of the child nodes
const container = options.treeAdapter.isElementNode(parentNode) &&
options.treeAdapter.getTagName(parentNode) === $.TEMPLATE &&
options.treeAdapter.getNamespaceURI(parentNode) === NS.HTML
? options.treeAdapter.getTemplateContent(parentNode)
: parentNode;
const childNodes = options.treeAdapter.getChildNodes(container);
if (childNodes) {
for (const currentNode of childNodes) {
html += serializeNode(currentNode, options);
}
}
return html;
}
function serializeNode(node, options) {
if (options.treeAdapter.isElementNode(node)) {
return serializeElement(node, options);
}
if (options.treeAdapter.isTextNode(node)) {
return serializeTextNode(node, options);
}
if (options.treeAdapter.isCommentNode(node)) {
return serializeCommentNode(node, options);
}
if (options.treeAdapter.isDocumentTypeNode(node)) {
return serializeDocumentTypeNode(node, options);
}
// Return an empty string for unknown nodes
return '';
}
function serializeElement(node, options) {
const tn = options.treeAdapter.getTagName(node);
return `<${tn}${serializeAttributes(node, options)}>${isVoidElement(node, options) ? '' : `${serializeChildNodes(node, options)}</${tn}>`}`;
}
function serializeAttributes(node, { treeAdapter }) {
let html = '';
for (const attr of treeAdapter.getAttrList(node)) {
html += ' ';
if (!attr.namespace) {
html += attr.name;
}
else
switch (attr.namespace) {
case NS.XML: {
html += `xml:${attr.name}`;
break;
}
case NS.XMLNS: {
if (attr.name !== 'xmlns') {
html += 'xmlns:';
}
html += attr.name;
break;
}
case NS.XLINK: {
html += `xlink:${attr.name}`;
break;
}
default: {
html += `${attr.prefix}:${attr.name}`;
}
}
html += `="${escapeAttribute(attr.value)}"`;
}
return html;
}
function serializeTextNode(node, options) {
const { treeAdapter } = options;
const content = treeAdapter.getTextNodeContent(node);
const parent = treeAdapter.getParentNode(node);
const parentTn = parent && treeAdapter.isElementNode(parent) && treeAdapter.getTagName(parent);
return parentTn &&
treeAdapter.getNamespaceURI(parent) === NS.HTML &&
hasUnescapedText(parentTn, options.scriptingEnabled)
? content
: escapeText(content);
}
function serializeCommentNode(node, { treeAdapter }) {
return `<!--${treeAdapter.getCommentNodeContent(node)}-->`;
}
function serializeDocumentTypeNode(node, { treeAdapter }) {
return `<!DOCTYPE ${treeAdapter.getDocumentTypeNodeName(node)}>`;
}
//# sourceMappingURL=index.js.map

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import { CODE_POINTS as $, getSurrogatePairCodePoint, isControlCodePoint, isSurrogate, isSurrogatePair, isUndefinedCodePoint, } from '../common/unicode.js';
import { ERR } from '../common/error-codes.js';
//Const
const DEFAULT_BUFFER_WATERLINE = 1 << 16;
//Preprocessor
//NOTE: HTML input preprocessing
//(see: http://www.whatwg.org/specs/web-apps/current-work/multipage/parsing.html#preprocessing-the-input-stream)
export class Preprocessor {
constructor(handler) {
this.handler = handler;
this.html = '';
this.pos = -1;
// NOTE: Initial `lastGapPos` is -2, to ensure `col` on initialisation is 0
this.lastGapPos = -2;
this.gapStack = [];
this.skipNextNewLine = false;
this.lastChunkWritten = false;
this.endOfChunkHit = false;
this.bufferWaterline = DEFAULT_BUFFER_WATERLINE;
this.isEol = false;
this.lineStartPos = 0;
this.droppedBufferSize = 0;
this.line = 1;
//NOTE: avoid reporting errors twice on advance/retreat
this.lastErrOffset = -1;
}
/** The column on the current line. If we just saw a gap (eg. a surrogate pair), return the index before. */
get col() {
return this.pos - this.lineStartPos + Number(this.lastGapPos !== this.pos);
}
get offset() {
return this.droppedBufferSize + this.pos;
}
getError(code) {
const { line, col, offset } = this;
return {
code,
startLine: line,
endLine: line,
startCol: col,
endCol: col,
startOffset: offset,
endOffset: offset,
};
}
_err(code) {
if (this.handler.onParseError && this.lastErrOffset !== this.offset) {
this.lastErrOffset = this.offset;
this.handler.onParseError(this.getError(code));
}
}
_addGap() {
this.gapStack.push(this.lastGapPos);
this.lastGapPos = this.pos;
}
_processSurrogate(cp) {
//NOTE: try to peek a surrogate pair
if (this.pos !== this.html.length - 1) {
const nextCp = this.html.charCodeAt(this.pos + 1);
if (isSurrogatePair(nextCp)) {
//NOTE: we have a surrogate pair. Peek pair character and recalculate code point.
this.pos++;
//NOTE: add a gap that should be avoided during retreat
this._addGap();
return getSurrogatePairCodePoint(cp, nextCp);
}
}
//NOTE: we are at the end of a chunk, therefore we can't infer the surrogate pair yet.
else if (!this.lastChunkWritten) {
this.endOfChunkHit = true;
return $.EOF;
}
//NOTE: isolated surrogate
this._err(ERR.surrogateInInputStream);
return cp;
}
willDropParsedChunk() {
return this.pos > this.bufferWaterline;
}
dropParsedChunk() {
if (this.willDropParsedChunk()) {
this.html = this.html.substring(this.pos);
this.lineStartPos -= this.pos;
this.droppedBufferSize += this.pos;
this.pos = 0;
this.lastGapPos = -2;
this.gapStack.length = 0;
}
}
write(chunk, isLastChunk) {
if (this.html.length > 0) {
this.html += chunk;
}
else {
this.html = chunk;
}
this.endOfChunkHit = false;
this.lastChunkWritten = isLastChunk;
}
insertHtmlAtCurrentPos(chunk) {
this.html = this.html.substring(0, this.pos + 1) + chunk + this.html.substring(this.pos + 1);
this.endOfChunkHit = false;
}
startsWith(pattern, caseSensitive) {
// Check if our buffer has enough characters
if (this.pos + pattern.length > this.html.length) {
this.endOfChunkHit = !this.lastChunkWritten;
return false;
}
if (caseSensitive) {
return this.html.startsWith(pattern, this.pos);
}
for (let i = 0; i < pattern.length; i++) {
const cp = this.html.charCodeAt(this.pos + i) | 0x20;
if (cp !== pattern.charCodeAt(i)) {
return false;
}
}
return true;
}
peek(offset) {
const pos = this.pos + offset;
if (pos >= this.html.length) {
this.endOfChunkHit = !this.lastChunkWritten;
return $.EOF;
}
const code = this.html.charCodeAt(pos);
return code === $.CARRIAGE_RETURN ? $.LINE_FEED : code;
}
advance() {
this.pos++;
//NOTE: LF should be in the last column of the line
if (this.isEol) {
this.isEol = false;
this.line++;
this.lineStartPos = this.pos;
}
if (this.pos >= this.html.length) {
this.endOfChunkHit = !this.lastChunkWritten;
return $.EOF;
}
let cp = this.html.charCodeAt(this.pos);
//NOTE: all U+000D CARRIAGE RETURN (CR) characters must be converted to U+000A LINE FEED (LF) characters
if (cp === $.CARRIAGE_RETURN) {
this.isEol = true;
this.skipNextNewLine = true;
return $.LINE_FEED;
}
//NOTE: any U+000A LINE FEED (LF) characters that immediately follow a U+000D CARRIAGE RETURN (CR) character
//must be ignored.
if (cp === $.LINE_FEED) {
this.isEol = true;
if (this.skipNextNewLine) {
// `line` will be bumped again in the recursive call.
this.line--;
this.skipNextNewLine = false;
this._addGap();
return this.advance();
}
}
this.skipNextNewLine = false;
if (isSurrogate(cp)) {
cp = this._processSurrogate(cp);
}
//OPTIMIZATION: first check if code point is in the common allowed
//range (ASCII alphanumeric, whitespaces, big chunk of BMP)
//before going into detailed performance cost validation.
const isCommonValidRange = this.handler.onParseError === null ||
(cp > 0x1f && cp < 0x7f) ||
cp === $.LINE_FEED ||
cp === $.CARRIAGE_RETURN ||
(cp > 0x9f && cp < 64976);
if (!isCommonValidRange) {
this._checkForProblematicCharacters(cp);
}
return cp;
}
_checkForProblematicCharacters(cp) {
if (isControlCodePoint(cp)) {
this._err(ERR.controlCharacterInInputStream);
}
else if (isUndefinedCodePoint(cp)) {
this._err(ERR.noncharacterInInputStream);
}
}
retreat(count) {
this.pos -= count;
while (this.pos < this.lastGapPos) {
this.lastGapPos = this.gapStack.pop();
this.pos--;
}
this.isEol = false;
}
}
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import { DOCUMENT_MODE } from '../common/html.js';
function createTextNode(value) {
return {
nodeName: '#text',
value,
parentNode: null,
};
}
export const defaultTreeAdapter = {
//Node construction
createDocument() {
return {
nodeName: '#document',
mode: DOCUMENT_MODE.NO_QUIRKS,
childNodes: [],
};
},
createDocumentFragment() {
return {
nodeName: '#document-fragment',
childNodes: [],
};
},
createElement(tagName, namespaceURI, attrs) {
return {
nodeName: tagName,
tagName,
attrs,
namespaceURI,
childNodes: [],
parentNode: null,
};
},
createCommentNode(data) {
return {
nodeName: '#comment',
data,
parentNode: null,
};
},
//Tree mutation
appendChild(parentNode, newNode) {
parentNode.childNodes.push(newNode);
newNode.parentNode = parentNode;
},
insertBefore(parentNode, newNode, referenceNode) {
const insertionIdx = parentNode.childNodes.indexOf(referenceNode);
parentNode.childNodes.splice(insertionIdx, 0, newNode);
newNode.parentNode = parentNode;
},
setTemplateContent(templateElement, contentElement) {
templateElement.content = contentElement;
},
getTemplateContent(templateElement) {
return templateElement.content;
},
setDocumentType(document, name, publicId, systemId) {
const doctypeNode = document.childNodes.find((node) => node.nodeName === '#documentType');
if (doctypeNode) {
doctypeNode.name = name;
doctypeNode.publicId = publicId;
doctypeNode.systemId = systemId;
}
else {
const node = {
nodeName: '#documentType',
name,
publicId,
systemId,
parentNode: null,
};
defaultTreeAdapter.appendChild(document, node);
}
},
setDocumentMode(document, mode) {
document.mode = mode;
},
getDocumentMode(document) {
return document.mode;
},
detachNode(node) {
if (node.parentNode) {
const idx = node.parentNode.childNodes.indexOf(node);
node.parentNode.childNodes.splice(idx, 1);
node.parentNode = null;
}
},
insertText(parentNode, text) {
if (parentNode.childNodes.length > 0) {
const prevNode = parentNode.childNodes[parentNode.childNodes.length - 1];
if (defaultTreeAdapter.isTextNode(prevNode)) {
prevNode.value += text;
return;
}
}
defaultTreeAdapter.appendChild(parentNode, createTextNode(text));
},
insertTextBefore(parentNode, text, referenceNode) {
const prevNode = parentNode.childNodes[parentNode.childNodes.indexOf(referenceNode) - 1];
if (prevNode && defaultTreeAdapter.isTextNode(prevNode)) {
prevNode.value += text;
}
else {
defaultTreeAdapter.insertBefore(parentNode, createTextNode(text), referenceNode);
}
},
adoptAttributes(recipient, attrs) {
const recipientAttrsMap = new Set(recipient.attrs.map((attr) => attr.name));
for (let j = 0; j < attrs.length; j++) {
if (!recipientAttrsMap.has(attrs[j].name)) {
recipient.attrs.push(attrs[j]);
}
}
},
//Tree traversing
getFirstChild(node) {
return node.childNodes[0];
},
getChildNodes(node) {
return node.childNodes;
},
getParentNode(node) {
return node.parentNode;
},
getAttrList(element) {
return element.attrs;
},
//Node data
getTagName(element) {
return element.tagName;
},
getNamespaceURI(element) {
return element.namespaceURI;
},
getTextNodeContent(textNode) {
return textNode.value;
},
getCommentNodeContent(commentNode) {
return commentNode.data;
},
getDocumentTypeNodeName(doctypeNode) {
return doctypeNode.name;
},
getDocumentTypeNodePublicId(doctypeNode) {
return doctypeNode.publicId;
},
getDocumentTypeNodeSystemId(doctypeNode) {
return doctypeNode.systemId;
},
//Node types
isTextNode(node) {
return node.nodeName === '#text';
},
isCommentNode(node) {
return node.nodeName === '#comment';
},
isDocumentTypeNode(node) {
return node.nodeName === '#documentType';
},
isElementNode(node) {
return Object.prototype.hasOwnProperty.call(node, 'tagName');
},
// Source code location
setNodeSourceCodeLocation(node, location) {
node.sourceCodeLocation = location;
},
getNodeSourceCodeLocation(node) {
return node.sourceCodeLocation;
},
updateNodeSourceCodeLocation(node, endLocation) {
node.sourceCodeLocation = { ...node.sourceCodeLocation, ...endLocation };
},
};
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export {};
//# sourceMappingURL=interface.js.map

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{
"name": "parse5",
"type": "module",
"description": "HTML parser and serializer.",
"version": "7.1.2",
"author": "Ivan Nikulin <ifaaan@gmail.com> (https://github.com/inikulin)",
"homepage": "https://github.com/inikulin/parse5",
"funding": "https://github.com/inikulin/parse5?sponsor=1",
"dependencies": {
"entities": "^4.4.0"
},
"license": "MIT",
"main": "dist/cjs/index.js",
"module": "dist/index.js",
"types": "dist/index.d.ts",
"exports": {
"import": "./dist/index.js",
"require": "./dist/cjs/index.js"
},
"repository": {
"type": "git",
"url": "git://github.com/inikulin/parse5.git"
},
"files": [
"dist/cjs/package.json",
"dist/**/*.js",
"dist/**/*.d.ts"
]
}