'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }

var path = require('path');
var Evk = _interopDefault(require('eslint-visitor-keys'));
var sortedLastIndex = _interopDefault(require('lodash/sortedLastIndex'));
var assert = _interopDefault(require('assert'));
var last = _interopDefault(require('lodash/last'));
var findLastIndex = _interopDefault(require('lodash/findLastIndex'));
var debugFactory = _interopDefault(require('debug'));
var sortedIndexBy = _interopDefault(require('lodash/sortedIndexBy'));
var sortedLastIndexBy = _interopDefault(require('lodash/sortedLastIndexBy'));
var first = _interopDefault(require('lodash/first'));
var escope = _interopDefault(require('eslint-scope'));
var EventEmitter = _interopDefault(require('events'));
var esquery = _interopDefault(require('esquery'));
var union = _interopDefault(require('lodash/union'));
var intersection = _interopDefault(require('lodash/intersection'));
var memoize = _interopDefault(require('lodash/memoize'));

function isAcornStyleParseError(x) {
    return (typeof x.message === "string" &&
        typeof x.pos === "number" &&
        typeof x.loc === "object" &&
        x.loc !== null &&
        typeof x.loc.line === "number" &&
        typeof x.loc.column === "number");
}
class ParseError extends SyntaxError {
    static fromCode(code, offset, line, column) {
        return new ParseError(code, code, offset, line, column);
    }
    static normalize(x) {
        if (ParseError.isParseError(x)) {
            return x;
        }
        if (isAcornStyleParseError(x)) {
            return new ParseError(x.message, undefined, x.pos, x.loc.line, x.loc.column);
        }
        return null;
    }
    constructor(message, code, offset, line, column) {
        super(message);
        this.code = code;
        this.index = offset;
        this.lineNumber = line;
        this.column = column;
    }
    static isParseError(x) {
        return x instanceof ParseError || (typeof x.message === "string" &&
            typeof x.index === "number" &&
            typeof x.lineNumber === "number" &&
            typeof x.column === "number");
    }
}

const NS = Object.freeze({
    HTML: "http://www.w3.org/1999/xhtml",
    MathML: "http://www.w3.org/1998/Math/MathML",
    SVG: "http://www.w3.org/2000/svg",
    XLink: "http://www.w3.org/1999/xlink",
    XML: "http://www.w3.org/XML/1998/namespace",
    XMLNS: "http://www.w3.org/2000/xmlns/",
});

const KEYS = Evk.unionWith({
    VAttribute: ["key", "value"],
    VDirectiveKey: [],
    VDocumentFragment: ["children"],
    VElement: ["startTag", "children", "endTag"],
    VEndTag: [],
    VExpressionContainer: ["expression"],
    VForExpression: ["left", "right"],
    VIdentifier: [],
    VLiteral: [],
    VOnExpression: ["body"],
    VStartTag: ["attributes"],
    VText: [],
});
function fallbackKeysFilter(key) {
    let value = null;
    return (key !== "comments" &&
        key !== "leadingComments" &&
        key !== "loc" &&
        key !== "parent" &&
        key !== "range" &&
        key !== "tokens" &&
        key !== "trailingComments" &&
        (value = this[key]) !== null &&
        typeof value === "object" &&
        (typeof value.type === "string" || Array.isArray(value)));
}
function getFallbackKeys(node) {
    return Object.keys(node).filter(fallbackKeysFilter, node);
}
function traverse(node, parent, visitor) {
    let i = 0;
    let j = 0;
    visitor.enterNode(node, parent);
    const keys = (visitor.visitorKeys || KEYS)[node.type] || getFallbackKeys(node);
    for (i = 0; i < keys.length; ++i) {
        const child = node[keys[i]];
        if (Array.isArray(child)) {
            for (j = 0; j < child.length; ++j) {
                if (child[j]) {
                    traverse(child[j], node, visitor);
                }
            }
        }
        else if (child) {
            traverse(child, node, visitor);
        }
    }
    visitor.leaveNode(node, parent);
}
function traverseNodes(node, visitor) {
    traverse(node, null, visitor);
}



var index = Object.freeze({
	ParseError: ParseError,
	NS: NS,
	traverseNodes: traverseNodes,
	getFallbackKeys: getFallbackKeys
});

class LocationCalculator {
    constructor(gapOffsets, ltOffsets, baseOffset) {
        this.gapOffsets = gapOffsets;
        this.ltOffsets = ltOffsets;
        this.baseOffset = baseOffset || 0;
        this.baseIndexOfGap = (this.baseOffset === 0)
            ? 0
            : sortedLastIndex(gapOffsets, this.baseOffset);
    }
    getSubCalculatorAfter(offset) {
        return new LocationCalculator(this.gapOffsets, this.ltOffsets, this.baseOffset + offset);
    }
    _getLocation(offset) {
        const line = sortedLastIndex(this.ltOffsets, offset) + 1;
        const column = offset - (line === 1 ? 0 : this.ltOffsets[line - 2]);
        return { line, column };
    }
    _getGap(index) {
        const offsets = this.gapOffsets;
        let g0 = sortedLastIndex(offsets, index + this.baseOffset);
        let pos = index + this.baseOffset + g0 - this.baseIndexOfGap;
        while (g0 < offsets.length && offsets[g0] <= pos) {
            g0 += 1;
            pos += 1;
        }
        return g0 - this.baseIndexOfGap;
    }
    getLocation(index) {
        return this._getLocation(this.baseOffset + index);
    }
    getOffsetWithGap(index) {
        return this.baseOffset + index + this._getGap(index);
    }
    fixLocation(node) {
        const range = node.range;
        const loc = node.loc;
        const gap0 = this._getGap(range[0]);
        const gap1 = this._getGap(range[1]);
        const d0 = this.baseOffset + Math.max(0, gap0);
        const d1 = this.baseOffset + Math.max(0, gap1);
        if (d0 !== 0) {
            range[0] += d0;
            if (node.start != null) {
                node.start += d0;
            }
            loc.start = this._getLocation(range[0]);
        }
        if (d1 !== 0) {
            range[1] += d1;
            if (node.end != null) {
                node.end += d0;
            }
            loc.end = this._getLocation(range[1]);
        }
    }
    fixErrorLocation(error) {
        const gap = this._getGap(error.index);
        const diff = this.baseOffset + Math.max(0, gap);
        error.index += diff;
        const loc = this._getLocation(error.index);
        error.lineNumber = loc.line;
        error.column = loc.column;
    }
}

const debug = debugFactory("vue-eslint-parser");

function isUnique(reference, index, references) {
    return (index === 0) || (reference.identifier !== references[index - 1].identifier);
}
function transformReference(reference) {
    const ret = {
        id: reference.identifier,
        mode: (reference.isReadOnly() ? "r" :
            reference.isWriteOnly() ? "w" :
                "rw"),
        variable: null,
    };
    Object.defineProperty(ret, "variable", { enumerable: false });
    return ret;
}
function transformVariable(variable) {
    const ret = {
        id: variable.defs[0].name,
        kind: "v-for",
        references: [],
    };
    Object.defineProperty(ret, "references", { enumerable: false });
    return ret;
}
function getForScope(scope) {
    if (scope.childScopes[0].type === "module") {
        scope = scope.childScopes[0];
    }
    return scope.childScopes[0];
}
function analyze(ast, parserOptions) {
    const ecmaVersion = parserOptions.ecmaVersion || 2017;
    const ecmaFeatures = parserOptions.ecmaFeatures || {};
    const sourceType = parserOptions.sourceType || "script";
    const result = escope.analyze(ast, {
        ignoreEval: true,
        nodejsScope: false,
        impliedStrict: ecmaFeatures.impliedStrict,
        ecmaVersion,
        sourceType,
        fallback: getFallbackKeys,
    });
    return result.globalScope;
}
function analyzeExternalReferences(ast, parserOptions) {
    const scope = analyze(ast, parserOptions);
    return scope.through.filter(isUnique).map(transformReference);
}
function analyzeVariablesAndExternalReferences(ast, parserOptions) {
    const scope = analyze(ast, parserOptions);
    return {
        variables: getForScope(scope).variables.map(transformVariable),
        references: scope.through.filter(isUnique).map(transformReference),
    };
}

const ALIAS_PARENS = /^(\s*)\(([\s\S]+)\)(\s*(?:in|of)\b[\s\S]+)$/;
const DUMMY_PARENT$1 = {};
function postprocess(result, locationCalculator) {
    const traversed = new Set();
    traverseNodes(result.ast, {
        visitorKeys: result.visitorKeys,
        enterNode(node, parent) {
            if (!traversed.has(node)) {
                traversed.add(node);
                node.parent = parent;
                if (!traversed.has(node.range)) {
                    traversed.add(node.range);
                    locationCalculator.fixLocation(node);
                }
            }
        },
        leaveNode() {
        },
    });
    for (const token of result.ast.tokens || []) {
        locationCalculator.fixLocation(token);
    }
    for (const comment of result.ast.comments || []) {
        locationCalculator.fixLocation(comment);
    }
}
function replaceAliasParens(code) {
    const match = ALIAS_PARENS.exec(code);
    if (match != null) {
        return `${match[1]}[${match[2]}]${match[3]}`;
    }
    return code;
}
function normalizeLeft(left, replaced) {
    if (left.type !== "VariableDeclaration") {
        throw new Error("unreachable");
    }
    const id = left.declarations[0].id;
    if (replaced) {
        return id.elements;
    }
    return [id];
}
function removeByName(references, name) {
    let i = 0;
    while (i < references.length) {
        const reference = references[i];
        if (reference.id.name === name) {
            references.splice(i, 1);
        }
        else {
            i += 1;
        }
    }
}
function throwEmptyError(locationCalculator, expected) {
    const loc = locationCalculator.getLocation(0);
    const err = new ParseError(`Expected to be ${expected}, but got empty.`, undefined, 0, loc.line, loc.column);
    locationCalculator.fixErrorLocation(err);
    throw err;
}
function throwErrorAsAdjustingOutsideOfCode(err, code, locationCalculator) {
    if (ParseError.isParseError(err)) {
        const endOffset = locationCalculator.getOffsetWithGap(code.length);
        if (err.index >= endOffset) {
            err.message = "Unexpected end of expression.";
        }
    }
    throw err;
}
function parseScriptFragment(code, locationCalculator, parserOptions) {
    try {
        const result = parseScript(code, parserOptions);
        postprocess(result, locationCalculator);
        return result;
    }
    catch (err) {
        const perr = ParseError.normalize(err);
        if (perr) {
            locationCalculator.fixErrorLocation(perr);
            throw perr;
        }
        throw err;
    }
}
function parseScript(code, parserOptions) {
    const parser = require(parserOptions.parser || "espree");
    const result = (typeof parser.parseForESLint === "function")
        ? parser.parseForESLint(code, parserOptions)
        : parser.parse(code, parserOptions);
    if (result.ast != null) {
        return result;
    }
    return { ast: result };
}
function parseScriptElement(node, globalLocationCalculator, parserOptions) {
    const text = node.children[0];
    const offset = (text != null && text.type === "VText") ? text.range[0] : node.startTag.range[1];
    const code = (text != null && text.type === "VText") ? text.value : "";
    const locationCalculator = globalLocationCalculator.getSubCalculatorAfter(offset);
    const result = parseScriptFragment(code, locationCalculator, parserOptions);
    if (result.ast.tokens != null) {
        const startTag = node.startTag;
        const endTag = node.endTag;
        if (startTag != null) {
            result.ast.tokens.unshift({
                type: "Punctuator",
                range: startTag.range,
                loc: startTag.loc,
                value: "<script>",
            });
        }
        if (endTag != null) {
            result.ast.tokens.push({
                type: "Punctuator",
                range: endTag.range,
                loc: endTag.loc,
                value: "</script>",
            });
        }
    }
    return result;
}
function parseExpression(code, locationCalculator, parserOptions) {
    debug("[script] parse expression: \"(%s)\"", code);
    if (code.trim() === "") {
        return throwEmptyError(locationCalculator, "an expression");
    }
    try {
        const ast = parseScriptFragment(`(${code})`, locationCalculator.getSubCalculatorAfter(-1), parserOptions).ast;
        const references = analyzeExternalReferences(ast, parserOptions);
        const expression = ast.body[0].expression;
        const tokens = ast.tokens || [];
        const comments = ast.comments || [];
        tokens.shift();
        tokens.pop();
        return { expression, tokens, comments, references, variables: [] };
    }
    catch (err) {
        return throwErrorAsAdjustingOutsideOfCode(err, code, locationCalculator);
    }
}
function parseVForExpression(code, locationCalculator, parserOptions) {
    const processedCode = replaceAliasParens(code);
    debug("[script] parse v-for expression: \"for(%s);\"", processedCode);
    if (code.trim() === "") {
        throwEmptyError(locationCalculator, "'<alias> in <expression>'");
    }
    try {
        const replaced = processedCode !== code;
        const ast = parseScriptFragment(`for(let ${processedCode});`, locationCalculator.getSubCalculatorAfter(-8), parserOptions).ast;
        const tokens = ast.tokens || [];
        const comments = ast.comments || [];
        const scope = analyzeVariablesAndExternalReferences(ast, parserOptions);
        const references = scope.references;
        const variables = scope.variables;
        const statement = ast.body[0];
        const left = normalizeLeft(statement.left, replaced);
        const right = statement.right;
        const firstToken = tokens[3] || statement.left;
        const lastToken = tokens[tokens.length - 3] || statement.right;
        const expression = {
            type: "VForExpression",
            range: [firstToken.range[0], lastToken.range[1]],
            loc: { start: firstToken.loc.start, end: lastToken.loc.end },
            parent: DUMMY_PARENT$1,
            left,
            right,
        };
        for (const l of left) {
            if (l != null) {
                l.parent = expression;
            }
        }
        right.parent = expression;
        tokens.shift();
        tokens.shift();
        tokens.shift();
        tokens.pop();
        tokens.pop();
        if (replaced) {
            const closeOffset = statement.left.range[1] - 1;
            const open = tokens[0];
            const close = tokens.find(t => t.range[0] === closeOffset);
            if (open != null) {
                open.value = "(";
            }
            if (close != null) {
                close.value = ")";
            }
        }
        return { expression, tokens, comments, references, variables };
    }
    catch (err) {
        return throwErrorAsAdjustingOutsideOfCode(err, code, locationCalculator);
    }
}
function parseVOnExpression(code, locationCalculator, parserOptions) {
    debug("[script] parse v-on expression: \"{%s}\"", code);
    if (code.trim() === "") {
        throwEmptyError(locationCalculator, "statements");
    }
    try {
        const ast = parseScriptFragment(`{${code}}`, locationCalculator.getSubCalculatorAfter(-1), parserOptions).ast;
        const references = analyzeExternalReferences(ast, parserOptions);
        const block = ast.body[0];
        const body = block.body;
        const firstStatement = first(body);
        const lastStatement = last(body);
        const expression = {
            type: "VOnExpression",
            range: [
                (firstStatement != null) ? firstStatement.range[0] : block.range[0] + 1,
                (lastStatement != null) ? lastStatement.range[1] : block.range[1] - 1,
            ],
            loc: {
                start: (firstStatement != null) ? firstStatement.loc.start : locationCalculator.getLocation(1),
                end: (lastStatement != null) ? lastStatement.loc.end : locationCalculator.getLocation(code.length + 1),
            },
            parent: DUMMY_PARENT$1,
            body,
        };
        const tokens = ast.tokens || [];
        const comments = ast.comments || [];
        for (const b of body) {
            b.parent = expression;
        }
        tokens.shift();
        tokens.pop();
        removeByName(references, "$event");
        return { expression, tokens, comments, references, variables: [] };
    }
    catch (err) {
        return throwErrorAsAdjustingOutsideOfCode(err, code, locationCalculator);
    }
}

function extractScopeVariables(references, outVariables) {
    let reference;
    while ((reference = references.shift()) != null) {
        const variable = {
            id: reference.id,
            kind: "scope",
            references: [],
        };
        Object.defineProperty(variable, "references", { enumerable: false });
        reference.id.parent = null;
        outVariables.push(variable);
    }
}
function getOwnerDocument(leafNode) {
    let node = leafNode;
    while (node != null && node.type !== "VDocumentFragment") {
        node = node.parent;
    }
    return node;
}
function createSimpleToken(type, start, end, value, globalLocationCalculator) {
    return {
        type,
        range: [start, end],
        loc: {
            start: globalLocationCalculator.getLocation(start),
            end: globalLocationCalculator.getLocation(end),
        },
        value,
    };
}
function createDirectiveKey(node) {
    const raw = {
        name: "",
        argument: null,
        modifiers: [],
    };
    const ret = {
        type: "VDirectiveKey",
        range: node.range,
        loc: node.loc,
        parent: node.parent,
        name: "",
        argument: null,
        modifiers: [],
        shorthand: false,
        raw,
    };
    const id = node.name;
    const rawId = node.rawName;
    let i = 0;
    if (node.name.startsWith(":")) {
        ret.name = raw.name = "bind";
        ret.shorthand = true;
        i = 1;
    }
    else if (id.startsWith("@")) {
        ret.name = raw.name = "on";
        ret.shorthand = true;
        i = 1;
    }
    else {
        const colon = id.indexOf(":");
        if (colon !== -1) {
            ret.name = id.slice(0, colon);
            raw.name = rawId.slice(0, colon);
            i = colon + 1;
        }
    }
    const dotSplit = id.slice(i).split(".");
    const dotSplitRaw = rawId.slice(i).split(".");
    if (ret.name === "") {
        ret.name = dotSplit[0];
        raw.name = dotSplitRaw[0];
    }
    else {
        ret.argument = dotSplit[0];
        raw.argument = dotSplitRaw[0];
    }
    ret.modifiers = dotSplit.slice(1);
    raw.modifiers = dotSplitRaw.slice(1);
    if (ret.name.startsWith("v-")) {
        ret.name = ret.name.slice(2);
        raw.name = raw.name.slice(2);
    }
    return ret;
}
function splice(items, start, deleteCount, newItems) {
    switch (newItems.length) {
        case 0:
            items.splice(start, deleteCount);
            break;
        case 1:
            items.splice(start, deleteCount, newItems[0]);
            break;
        case 2:
            items.splice(start, deleteCount, newItems[0], newItems[1]);
            break;
        default:
            Array.prototype.splice.apply(items, [start, deleteCount].concat(newItems));
            break;
    }
}
function byRange0(x) {
    return x.range[0];
}
function byRange1(x) {
    return x.range[1];
}
function byIndex(x) {
    return x.index;
}
function replaceTokens(document, node, newTokens) {
    if (document == null) {
        return;
    }
    const index = sortedIndexBy(document.tokens, node, byRange0);
    const count = sortedLastIndexBy(document.tokens, node, byRange1) - index;
    splice(document.tokens, index, count, newTokens);
}
function insertComments(document, newComments) {
    if (document == null || newComments.length === 0) {
        return;
    }
    const index = sortedIndexBy(document.comments, newComments[0], byRange0);
    splice(document.comments, index, 0, newComments);
}
function insertError(document, error) {
    if (document == null) {
        return;
    }
    const index = sortedIndexBy(document.errors, error, byIndex);
    document.errors.splice(index, 0, error);
}
function parseAttributeValue(code, parserOptions, globalLocationCalculator, node, directiveName) {
    const firstChar = code[node.range[0]];
    const quoted = (firstChar === "\"" || firstChar === "'");
    const locationCalculator = globalLocationCalculator.getSubCalculatorAfter(node.range[0] + (quoted ? 1 : 0));
    const result = (quoted && node.value === "" ? { expression: null, tokens: [], comments: [], variables: [], references: [] } :
        directiveName === "for" ? parseVForExpression(node.value, locationCalculator, parserOptions) :
            directiveName === "on" ? parseVOnExpression(node.value, locationCalculator, parserOptions) :
                parseExpression(node.value, locationCalculator, parserOptions));
    if (quoted) {
        result.tokens.unshift(createSimpleToken("Punctuator", node.range[0], node.range[0] + 1, firstChar, globalLocationCalculator));
        result.tokens.push(createSimpleToken("Punctuator", node.range[1] - 1, node.range[1], firstChar, globalLocationCalculator));
    }
    return result;
}
function resolveReference(referene, element) {
    let node = element;
    while (node != null && node.type === "VElement") {
        for (const variable of node.variables) {
            if (variable.id.name === referene.id.name) {
                referene.variable = variable;
                variable.references.push(referene);
                return;
            }
        }
        node = node.parent;
    }
}
function convertToDirective(code, parserOptions, locationCalculator, node) {
    debug("[template] convert to directive: %s=\"%s\" %j", node.key.name, node.value && node.value.value, node.range);
    const directive = node;
    directive.directive = true;
    directive.key = createDirectiveKey(node.key);
    if (node.value == null) {
        return;
    }
    const document = getOwnerDocument(node);
    try {
        const ret = parseAttributeValue(code, parserOptions, locationCalculator, node.value, directive.key.name);
        directive.value = {
            type: "VExpressionContainer",
            range: node.value.range,
            loc: node.value.loc,
            parent: directive,
            expression: ret.expression,
            references: ret.references,
        };
        if (ret.expression != null) {
            ret.expression.parent = directive.value;
        }
        for (const variable of ret.variables) {
            node.parent.parent.variables.push(variable);
        }
        replaceTokens(document, node.value, ret.tokens);
        insertComments(document, ret.comments);
    }
    catch (err) {
        debug("[template] Parse error: %s", err);
        if (ParseError.isParseError(err)) {
            directive.value = {
                type: "VExpressionContainer",
                range: node.value.range,
                loc: node.value.loc,
                parent: directive,
                expression: null,
                references: [],
            };
            insertError(document, err);
        }
        else {
            throw err;
        }
    }
}
function defineScopeAttributeVariable(code, parserOptions, locationCalculator, node) {
    debug("[template] define variable: %s=\"%s\" %j", node.key.name, node.value && node.value.value, node.range);
    if (node.value == null) {
        return;
    }
    try {
        const ret = parseAttributeValue(code, parserOptions, locationCalculator, node.value, "scope");
        extractScopeVariables(ret.references, node.parent.parent.variables);
    }
    catch (err) {
        debug("[template] Parse error: %s", err);
        if (ParseError.isParseError(err)) {
            insertError(getOwnerDocument(node), err);
        }
        else {
            throw err;
        }
    }
}
function processMustache(parserOptions, globalLocationCalculator, node, mustache) {
    const range = [mustache.startToken.range[1], mustache.endToken.range[0]];
    debug("[template] convert mustache {{%s}} %j", mustache.value, range);
    const document = getOwnerDocument(node);
    try {
        const locationCalculator = globalLocationCalculator.getSubCalculatorAfter(range[0]);
        const ret = parseExpression(mustache.value, locationCalculator, parserOptions);
        node.expression = ret.expression;
        node.references = ret.references;
        if (ret.expression != null) {
            ret.expression.parent = node;
        }
        replaceTokens(document, { range }, ret.tokens);
        insertComments(document, ret.comments);
    }
    catch (err) {
        debug("[template] Parse error: %s", err);
        if (ParseError.isParseError(err)) {
            insertError(document, err);
        }
        else {
            throw err;
        }
    }
}
function resolveReferences(container) {
    let element = container.parent;
    while (element != null && element.type !== "VElement") {
        element = element.parent;
    }
    if (element != null) {
        for (const reference of container.references) {
            resolveReference(reference, element);
        }
    }
}

const SVG_ATTRIBUTE_NAME_MAP = new Map([
    ["attributename", "attributeName"],
    ["attributetype", "attributeType"],
    ["basefrequency", "baseFrequency"],
    ["baseprofile", "baseProfile"],
    ["calcmode", "calcMode"],
    ["clippathunits", "clipPathUnits"],
    ["diffuseconstant", "diffuseConstant"],
    ["edgemode", "edgeMode"],
    ["filterunits", "filterUnits"],
    ["glyphref", "glyphRef"],
    ["gradienttransform", "gradientTransform"],
    ["gradientunits", "gradientUnits"],
    ["kernelmatrix", "kernelMatrix"],
    ["kernelunitlength", "kernelUnitLength"],
    ["keypoints", "keyPoints"],
    ["keysplines", "keySplines"],
    ["keytimes", "keyTimes"],
    ["lengthadjust", "lengthAdjust"],
    ["limitingconeangle", "limitingConeAngle"],
    ["markerheight", "markerHeight"],
    ["markerunits", "markerUnits"],
    ["markerwidth", "markerWidth"],
    ["maskcontentunits", "maskContentUnits"],
    ["maskunits", "maskUnits"],
    ["numoctaves", "numOctaves"],
    ["pathlength", "pathLength"],
    ["patterncontentunits", "patternContentUnits"],
    ["patterntransform", "patternTransform"],
    ["patternunits", "patternUnits"],
    ["pointsatx", "pointsAtX"],
    ["pointsaty", "pointsAtY"],
    ["pointsatz", "pointsAtZ"],
    ["preservealpha", "preserveAlpha"],
    ["preserveaspectratio", "preserveAspectRatio"],
    ["primitiveunits", "primitiveUnits"],
    ["refx", "refX"],
    ["refy", "refY"],
    ["repeatcount", "repeatCount"],
    ["repeatdur", "repeatDur"],
    ["requiredextensions", "requiredExtensions"],
    ["requiredfeatures", "requiredFeatures"],
    ["specularconstant", "specularConstant"],
    ["specularexponent", "specularExponent"],
    ["spreadmethod", "spreadMethod"],
    ["startoffset", "startOffset"],
    ["stddeviation", "stdDeviation"],
    ["stitchtiles", "stitchTiles"],
    ["surfacescale", "surfaceScale"],
    ["systemlanguage", "systemLanguage"],
    ["tablevalues", "tableValues"],
    ["targetx", "targetX"],
    ["targety", "targetY"],
    ["textlength", "textLength"],
    ["viewbox", "viewBox"],
    ["viewtarget", "viewTarget"],
    ["xchannelselector", "xChannelSelector"],
    ["ychannelselector", "yChannelSelector"],
    ["zoomandpan", "zoomAndPan"],
]);
const MATHML_ATTRIBUTE_NAME_MAP = new Map([
    ["definitionurl", "definitionUrl"]
]);

const HTML_VOID_ELEMENT_TAGS = new Set([
    "area", "base", "basefont", "bgsound", "br", "col", "command", "embed",
    "frame", "hr", "image", "img", "input", "isindex", "keygen", "link",
    "menuitem", "meta", "nextid", "param", "source", "track", "wbr",
]);
const HTML_CAN_BE_LEFT_OPEN_TAGS = new Set([
    "colgroup", "li", "options", "p", "td", "tfoot", "th", "thead",
    "tr", "source",
]);
const HTML_NON_FHRASING_TAGS = new Set([
    "address", "article", "aside", "base", "blockquote", "body", "caption",
    "col", "colgroup", "dd", "details", "dialog", "div", "dl", "dt", "fieldset",
    "figcaption", "figure", "footer", "form", "h1", "h2", "h3", "h4", "h5",
    "h6", "head", "header", "hgroup", "hr", "html", "legend", "li", "menuitem",
    "meta", "optgroup", "option", "param", "rp", "rt", "source", "style",
    "summary", "tbody", "td", "tfoot", "th", "thead", "title", "tr", "track",
]);
const HTML_RCDATA_TAGS = new Set([
    "title", "textarea",
]);
const HTML_RAWTEXT_TAGS = new Set([
    "style", "xmp", "iframe", "noembed", "noframes", "noscript", "script",
]);
const SVG_TAGS = new Set([
    "a", "altGlyph", "altGlyphDef", "altGlyphItem", "animate", "animateColor",
    "animateMotion", "animateTransform", "animation", "audio", "canvas",
    "circle", "clipPath", "color-profile", "cursor", "defs", "desc", "discard",
    "ellipse", "feBlend", "feColorMatrix", "feComponentTransfer", "feComposite",
    "feConvolveMatrix", "feDiffuseLighting", "feDisplacementMap",
    "feDistantLight", "feDropShadow", "feFlood", "feFuncA", "feFuncB",
    "feFuncG", "feFuncR", "feGaussianBlur", "feImage", "feMerge", "feMergeNode",
    "feMorphology", "feOffset", "fePointLight", "feSpecularLighting",
    "feSpotLight", "feTile", "feTurbulence", "filter", "font", "font-face",
    "font-face-format", "font-face-name", "font-face-src", "font-face-uri",
    "foreignObject", "g", "glyph", "glyphRef", "handler", "hatch", "hatchpath",
    "hkern", "iframe", "image", "line", "linearGradient", "listener", "marker",
    "mask", "mesh", "meshgradient", "meshpatch", "meshrow", "metadata",
    "missing-glyph", "mpath", "path", "pattern", "polygon", "polyline",
    "prefetch", "radialGradient", "rect", "script", "set", "solidColor",
    "solidcolor", "stop", "style", "svg", "switch", "symbol", "tbreak", "text",
    "textArea", "textPath", "title", "tref", "tspan", "unknown", "use", "video",
    "view", "vkern",
]);
const SVG_ELEMENT_NAME_MAP = new Map();
for (const name of SVG_TAGS) {
    if (/[A-Z]/.test(name)) {
        SVG_ELEMENT_NAME_MAP.set(name.toLowerCase(), name);
    }
}

const DUMMY_PARENT$2 = Object.freeze({});
function concat(text, token) {
    return text + token.value;
}
class IntermediateTokenizer {
    get text() {
        return this.tokenizer.text;
    }
    get errors() {
        return this.tokenizer.errors;
    }
    get state() {
        return this.tokenizer.state;
    }
    set state(value) {
        this.tokenizer.state = value;
    }
    get namespace() {
        return this.tokenizer.namespace;
    }
    set namespace(value) {
        this.tokenizer.namespace = value;
    }
    get expressionEnabled() {
        return this.tokenizer.expressionEnabled;
    }
    set expressionEnabled(value) {
        this.tokenizer.expressionEnabled = value;
    }
    constructor(tokenizer) {
        this.tokenizer = tokenizer;
        this.currentToken = null;
        this.attribute = null;
        this.attributeNames = new Set();
        this.expressionStartToken = null;
        this.expressionTokens = [];
        this.tokens = [];
        this.comments = [];
    }
    nextToken() {
        let token = null;
        let result = null;
        while (result == null && (token = this.tokenizer.nextToken()) != null) {
            result = this[token.type](token);
        }
        if (result == null && token == null && this.currentToken != null) {
            result = this.commit();
        }
        return result;
    }
    commit() {
        assert(this.currentToken != null || this.expressionStartToken != null);
        let token = this.currentToken;
        this.currentToken = null;
        this.attribute = null;
        if (this.expressionStartToken != null) {
            const start = this.expressionStartToken;
            const end = last(this.expressionTokens) || start;
            const value = this.expressionTokens.reduce(concat, start.value);
            this.expressionStartToken = null;
            this.expressionTokens = [];
            if (token == null) {
                token = {
                    type: "Text",
                    range: [start.range[0], end.range[1]],
                    loc: { start: start.loc.start, end: end.loc.end },
                    value,
                };
            }
            else if (token.type === "Text") {
                token.range[1] = end.range[1];
                token.loc.end = end.loc.end;
                token.value += value;
            }
            else {
                throw new Error("unreachable");
            }
        }
        return token;
    }
    reportParseError(token, code) {
        const error = ParseError.fromCode(code, token.range[0], token.loc.start.line, token.loc.start.column);
        this.errors.push(error);
        debug("[html] syntax error:", error.message);
    }
    processComment(token) {
        this.comments.push(token);
        if (this.currentToken != null && this.currentToken.type === "Text") {
            return this.commit();
        }
        return null;
    }
    processText(token) {
        this.tokens.push(token);
        let result = null;
        if (this.expressionStartToken != null) {
            const lastToken = last(this.expressionTokens) || this.expressionStartToken;
            if (lastToken.range[1] === token.range[0]) {
                this.expressionTokens.push(token);
                return null;
            }
            result = this.commit();
        }
        else if (this.currentToken != null) {
            if (this.currentToken.type === "Text" && this.currentToken.range[1] === token.range[0]) {
                this.currentToken.value += token.value;
                this.currentToken.range[1] = token.range[1];
                this.currentToken.loc.end = token.loc.end;
                return null;
            }
            result = this.commit();
        }
        assert(this.currentToken == null);
        this.currentToken = {
            type: "Text",
            range: [token.range[0], token.range[1]],
            loc: { start: token.loc.start, end: token.loc.end },
            value: token.value,
        };
        return result;
    }
    HTMLAssociation(token) {
        this.tokens.push(token);
        if (this.attribute != null) {
            this.attribute.range[1] = token.range[1];
            this.attribute.loc.end = token.loc.end;
            if (this.currentToken == null || this.currentToken.type !== "StartTag") {
                throw new Error("unreachable");
            }
            this.currentToken.range[1] = token.range[1];
            this.currentToken.loc.end = token.loc.end;
        }
        return null;
    }
    HTMLBogusComment(token) {
        return this.processComment(token);
    }
    HTMLCDataText(token) {
        return this.processText(token);
    }
    HTMLComment(token) {
        return this.processComment(token);
    }
    HTMLEndTagOpen(token) {
        this.tokens.push(token);
        let result = null;
        if (this.currentToken != null || this.expressionStartToken != null) {
            result = this.commit();
        }
        this.currentToken = {
            type: "EndTag",
            range: [token.range[0], token.range[1]],
            loc: { start: token.loc.start, end: token.loc.end },
            name: token.value,
        };
        return result;
    }
    HTMLIdentifier(token) {
        this.tokens.push(token);
        if (this.currentToken == null || this.currentToken.type === "Text" || this.currentToken.type === "Mustache") {
            throw new Error("unreachable");
        }
        if (this.currentToken.type === "EndTag") {
            this.reportParseError(token, "end-tag-with-attributes");
            return null;
        }
        if (this.attributeNames.has(token.value)) {
            this.reportParseError(token, "duplicate-attribute");
        }
        this.attributeNames.add(token.value);
        this.attribute = {
            type: "VAttribute",
            range: [token.range[0], token.range[1]],
            loc: { start: token.loc.start, end: token.loc.end },
            parent: DUMMY_PARENT$2,
            directive: false,
            key: {
                type: "VIdentifier",
                range: [token.range[0], token.range[1]],
                loc: { start: token.loc.start, end: token.loc.end },
                parent: DUMMY_PARENT$2,
                name: token.value,
                rawName: this.text.slice(token.range[0], token.range[1]),
            },
            value: null,
        };
        this.attribute.key.parent = this.attribute;
        this.currentToken.range[1] = token.range[1];
        this.currentToken.loc.end = token.loc.end;
        this.currentToken.attributes.push(this.attribute);
        return null;
    }
    HTMLLiteral(token) {
        this.tokens.push(token);
        if (this.attribute != null) {
            this.attribute.range[1] = token.range[1];
            this.attribute.loc.end = token.loc.end;
            this.attribute.value = {
                type: "VLiteral",
                range: [token.range[0], token.range[1]],
                loc: { start: token.loc.start, end: token.loc.end },
                parent: this.attribute,
                value: token.value,
            };
            if (this.currentToken == null || this.currentToken.type !== "StartTag") {
                throw new Error("unreachable");
            }
            this.currentToken.range[1] = token.range[1];
            this.currentToken.loc.end = token.loc.end;
        }
        return null;
    }
    HTMLRCDataText(token) {
        return this.processText(token);
    }
    HTMLRawText(token) {
        return this.processText(token);
    }
    HTMLSelfClosingTagClose(token) {
        this.tokens.push(token);
        if (this.currentToken == null || this.currentToken.type === "Text") {
            throw new Error("unreachable");
        }
        if (this.currentToken.type === "StartTag") {
            this.currentToken.selfClosing = true;
        }
        else {
            this.reportParseError(token, "end-tag-with-trailing-solidus");
        }
        this.currentToken.range[1] = token.range[1];
        this.currentToken.loc.end = token.loc.end;
        return this.commit();
    }
    HTMLTagClose(token) {
        this.tokens.push(token);
        if (this.currentToken == null || this.currentToken.type === "Text") {
            throw new Error("unreachable");
        }
        this.currentToken.range[1] = token.range[1];
        this.currentToken.loc.end = token.loc.end;
        return this.commit();
    }
    HTMLTagOpen(token) {
        this.tokens.push(token);
        let result = null;
        if (this.currentToken != null || this.expressionStartToken != null) {
            result = this.commit();
        }
        this.currentToken = {
            type: "StartTag",
            range: [token.range[0], token.range[1]],
            loc: { start: token.loc.start, end: token.loc.end },
            name: token.value,
            rawName: this.text.slice(token.range[0] + 1, token.range[1]),
            selfClosing: false,
            attributes: [],
        };
        this.attribute = null;
        this.attributeNames.clear();
        return result;
    }
    HTMLText(token) {
        return this.processText(token);
    }
    HTMLWhitespace(token) {
        return this.processText(token);
    }
    VExpressionStart(token) {
        if (this.expressionStartToken != null) {
            return this.processText(token);
        }
        const separated = (this.currentToken != null && this.currentToken.range[1] !== token.range[0]);
        const result = separated ? this.commit() : null;
        this.tokens.push(token);
        this.expressionStartToken = token;
        return result;
    }
    VExpressionEnd(token) {
        if (this.expressionStartToken == null) {
            return this.processText(token);
        }
        const start = this.expressionStartToken;
        const end = last(this.expressionTokens) || start;
        if (end.range[1] !== token.range[0]) {
            const result = this.commit();
            this.processText(token);
            return result;
        }
        const value = this.expressionTokens.reduce(concat, "");
        this.tokens.push(token);
        this.expressionStartToken = null;
        this.expressionTokens = [];
        const result = (this.currentToken != null) ? this.commit() : null;
        this.currentToken = {
            type: "Mustache",
            range: [start.range[0], token.range[1]],
            loc: { start: start.loc.start, end: token.loc.end },
            value,
            startToken: start,
            endToken: token,
        };
        return result || this.commit();
    }
}

const DIRECTIVE_NAME = /^(?:v-|[:@]).*[^.:@]$/;
const DT_DD = /^d[dt]$/;
const DUMMY_PARENT = Object.freeze({});
function isMathMLIntegrationPoint(element) {
    if (element.namespace === NS.MathML) {
        const name = element.name;
        return name === "mi" || name === "mo" || name === "mn" || name === "ms" || name === "mtext";
    }
    return false;
}
function isHTMLIntegrationPoint(element) {
    if (element.namespace === NS.MathML) {
        return (element.name === "annotation-xml" &&
            element.startTag.attributes.some(a => a.directive === false &&
                a.key.name === "encoding" &&
                a.value != null &&
                (a.value.value === "text/html" ||
                    a.value.value === "application/xhtml+xml")));
    }
    if (element.namespace === NS.SVG) {
        const name = element.name;
        return name === "foreignObject" || name === "desc" || name === "title";
    }
    return false;
}
function adjustElementName(name, namespace) {
    if (namespace === NS.SVG) {
        return SVG_ELEMENT_NAME_MAP.get(name) || name;
    }
    return name;
}
function adjustAttributeName(name, namespace) {
    if (namespace === NS.SVG) {
        return SVG_ATTRIBUTE_NAME_MAP.get(name) || name;
    }
    if (namespace === NS.MathML) {
        return MATHML_ATTRIBUTE_NAME_MAP.get(name) || name;
    }
    return name;
}
function propagateEndLocation(node) {
    const lastChild = (node.type === "VElement" ? node.endTag : null) || last(node.children);
    if (lastChild != null) {
        node.range[1] = lastChild.range[1];
        node.loc.end = lastChild.loc.end;
    }
}
class Parser {
    get text() {
        return this.tokenizer.text;
    }
    get tokens() {
        return this.tokenizer.tokens;
    }
    get comments() {
        return this.tokenizer.comments;
    }
    get errors() {
        return this.tokenizer.errors;
    }
    get namespace() {
        return this.tokenizer.namespace;
    }
    set namespace(value) {
        this.tokenizer.namespace = value;
    }
    get expressionEnabled() {
        return this.tokenizer.expressionEnabled;
    }
    set expressionEnabled(value) {
        this.tokenizer.expressionEnabled = value;
    }
    get currentNode() {
        return last(this.elementStack) || this.document;
    }
    constructor(tokenizer, parserOptions) {
        this.tokenizer = new IntermediateTokenizer(tokenizer);
        this.locationCalculator = new LocationCalculator(tokenizer.gaps, tokenizer.lineTerminators);
        this.parserOptions = parserOptions;
        this.document = {
            type: "VDocumentFragment",
            range: [0, 0],
            loc: {
                start: { line: 1, column: 0 },
                end: { line: 1, column: 0 },
            },
            parent: null,
            children: [],
            tokens: this.tokens,
            comments: this.comments,
            errors: this.errors,
        };
        this.elementStack = [];
    }
    parse() {
        let token = null;
        while ((token = this.tokenizer.nextToken()) != null) {
            this[token.type](token);
        }
        this.popElementStackUntil(0);
        propagateEndLocation(this.document);
        return this.document;
    }
    reportParseError(token, code) {
        const error = ParseError.fromCode(code, token.range[0], token.loc.start.line, token.loc.start.column);
        this.errors.push(error);
        debug("[html] syntax error:", error.message);
    }
    popElementStack() {
        assert(this.elementStack.length >= 1);
        const element = this.elementStack.pop();
        propagateEndLocation(element);
        const current = this.currentNode;
        this.namespace = (current.type === "VElement") ? current.namespace : NS.HTML;
        if (this.elementStack.length === 0) {
            this.expressionEnabled = false;
        }
    }
    popElementStackUntil(index) {
        while (this.elementStack.length > index) {
            this.popElementStack();
        }
    }
    detectNamespace(name) {
        let ns = this.namespace;
        if (ns === NS.MathML || ns === NS.SVG) {
            const element = this.currentNode;
            if (element.type === "VElement") {
                if (element.namespace === NS.MathML && element.name === "annotation-xml" && name === "svg") {
                    return NS.SVG;
                }
                if (isHTMLIntegrationPoint(element) || (isMathMLIntegrationPoint(element) && name !== "mglyph" && name !== "malignmark")) {
                    ns = NS.HTML;
                }
            }
        }
        if (ns === NS.HTML) {
            if (name === "svg") {
                return NS.SVG;
            }
            if (name === "math") {
                return NS.MathML;
            }
        }
        return ns;
    }
    closeCurrentElementIfNecessary(name) {
        const element = this.currentNode;
        if (element.type !== "VElement") {
            return;
        }
        if (element.name === "p" && HTML_NON_FHRASING_TAGS.has(name)) {
            this.popElementStack();
        }
        if (element.name === name && HTML_CAN_BE_LEFT_OPEN_TAGS.has(name)) {
            this.popElementStack();
        }
        if (DT_DD.test(element.name) && DT_DD.test(name)) {
            this.popElementStack();
        }
    }
    processAttribute(node, namespace) {
        if (DIRECTIVE_NAME.test(node.key.name)) {
            convertToDirective(this.text, this.parserOptions, this.locationCalculator, node);
            return;
        }
        const key = node.key.name = adjustAttributeName(node.key.name, namespace);
        const value = node.value && node.value.value;
        if (key === "scope" && node.parent.parent.name === "template") {
            defineScopeAttributeVariable(this.text, this.parserOptions, this.locationCalculator, node);
        }
        else if (key === "xmlns" && value !== namespace) {
            this.reportParseError(node, "x-invalid-namespace");
        }
        else if (key === "xmlns:xlink" && value !== NS.XLink) {
            this.reportParseError(node, "x-invalid-namespace");
        }
    }
    StartTag(token) {
        debug("[html] StartTag %j", token);
        this.closeCurrentElementIfNecessary(token.name);
        const parent = this.currentNode;
        const namespace = this.detectNamespace(token.name);
        const element = {
            type: "VElement",
            range: [token.range[0], token.range[1]],
            loc: { start: token.loc.start, end: token.loc.end },
            parent,
            name: adjustElementName(token.name, namespace),
            rawName: token.rawName,
            namespace,
            startTag: {
                type: "VStartTag",
                range: token.range,
                loc: token.loc,
                parent: DUMMY_PARENT,
                selfClosing: token.selfClosing,
                attributes: token.attributes,
            },
            children: [],
            endTag: null,
            variables: [],
        };
        parent.children.push(element);
        element.startTag.parent = element;
        for (const attribute of token.attributes) {
            attribute.parent = element.startTag;
            this.processAttribute(attribute, namespace);
        }
        for (const attribute of element.startTag.attributes) {
            if (attribute.directive && attribute.value != null) {
                resolveReferences(attribute.value);
            }
        }
        const isVoid = (namespace === NS.HTML && HTML_VOID_ELEMENT_TAGS.has(element.name));
        if (token.selfClosing && !isVoid && namespace === NS.HTML) {
            this.reportParseError(token, "non-void-html-element-start-tag-with-trailing-solidus");
        }
        if (token.selfClosing || isVoid) {
            return;
        }
        this.elementStack.push(element);
        this.namespace = namespace;
        if (namespace === NS.HTML) {
            if (element.name === "template" && element.parent.type === "VDocumentFragment") {
                const langAttr = element.startTag.attributes.find(a => !a.directive && a.key.name === "lang");
                const lang = (langAttr && langAttr.value && langAttr.value.value) || "html";
                if (lang !== "html") {
                    this.tokenizer.state = "RAWTEXT";
                }
                this.expressionEnabled = true;
            }
            if (HTML_RCDATA_TAGS.has(element.name)) {
                this.tokenizer.state = "RCDATA";
            }
            if (HTML_RAWTEXT_TAGS.has(element.name)) {
                this.tokenizer.state = "RAWTEXT";
            }
        }
    }
    EndTag(token) {
        debug("[html] EndTag %j", token);
        const i = findLastIndex(this.elementStack, (el) => el.name.toLowerCase() === token.name);
        if (i === -1) {
            this.reportParseError(token, "x-invalid-end-tag");
            return;
        }
        const element = this.elementStack[i];
        element.endTag = {
            type: "VEndTag",
            range: token.range,
            loc: token.loc,
            parent: element,
        };
        this.popElementStackUntil(i);
    }
    Text(token) {
        debug("[html] Text %j", token);
        const parent = this.currentNode;
        parent.children.push({
            type: "VText",
            range: token.range,
            loc: token.loc,
            parent,
            value: token.value,
        });
    }
    Mustache(token) {
        debug("[html] Mustache %j", token);
        const parent = this.currentNode;
        const container = {
            type: "VExpressionContainer",
            range: token.range,
            loc: token.loc,
            parent,
            expression: null,
            references: [],
        };
        processMustache(this.parserOptions, this.locationCalculator, container, token);
        parent.children.push(container);
        resolveReferences(container);
    }
}

const alternativeCR = new Map([[128, 8364], [130, 8218], [131, 402], [132, 8222], [133, 8230], [134, 8224], [135, 8225], [136, 710], [137, 8240], [138, 352], [139, 8249], [140, 338], [142, 381], [145, 8216], [146, 8217], [147, 8220], [148, 8221], [149, 8226], [150, 8211], [151, 8212], [152, 732], [153, 8482], [154, 353], [155, 8250], [156, 339], [158, 382], [159, 376]]);

const entitySets = [{ "length": 32, "entities": { "CounterClockwiseContourIntegral;": [8755] } }, { "length": 25, "entities": { "ClockwiseContourIntegral;": [8754], "DoubleLongLeftRightArrow;": [10234] } }, { "length": 24, "entities": { "NotNestedGreaterGreater;": [10914, 824] } }, { "length": 23, "entities": { "DiacriticalDoubleAcute;": [733], "NotSquareSupersetEqual;": [8931] } }, { "length": 22, "entities": { "CloseCurlyDoubleQuote;": [8221], "DoubleContourIntegral;": [8751], "FilledVerySmallSquare;": [9642], "NegativeVeryThinSpace;": [8203], "NotPrecedesSlantEqual;": [8928], "NotRightTriangleEqual;": [8941], "NotSucceedsSlantEqual;": [8929] } }, { "length": 21, "entities": { "CapitalDifferentialD;": [8517], "DoubleLeftRightArrow;": [8660], "DoubleLongRightArrow;": [10233], "EmptyVerySmallSquare;": [9643], "NestedGreaterGreater;": [8811], "NotDoubleVerticalBar;": [8742], "NotGreaterSlantEqual;": [10878, 824], "NotLeftTriangleEqual;": [8940], "NotSquareSubsetEqual;": [8930], "OpenCurlyDoubleQuote;": [8220], "ReverseUpEquilibrium;": [10607] } }, { "length": 20, "entities": { "DoubleLongLeftArrow;": [10232], "DownLeftRightVector;": [10576], "LeftArrowRightArrow;": [8646], "NegativeMediumSpace;": [8203], "NotGreaterFullEqual;": [8807, 824], "NotRightTriangleBar;": [10704, 824], "RightArrowLeftArrow;": [8644], "SquareSupersetEqual;": [8850], "leftrightsquigarrow;": [8621] } }, { "length": 19, "entities": { "DownRightTeeVector;": [10591], "DownRightVectorBar;": [10583], "LongLeftRightArrow;": [10231], "Longleftrightarrow;": [10234], "NegativeThickSpace;": [8203], "NotLeftTriangleBar;": [10703, 824], "PrecedesSlantEqual;": [8828], "ReverseEquilibrium;": [8651], "RightDoubleBracket;": [10215], "RightDownTeeVector;": [10589], "RightDownVectorBar;": [10581], "RightTriangleEqual;": [8885], "SquareIntersection;": [8851], "SucceedsSlantEqual;": [8829], "blacktriangleright;": [9656], "longleftrightarrow;": [10231] } }, { "length": 18, "entities": { "DoubleUpDownArrow;": [8661], "DoubleVerticalBar;": [8741], "DownLeftTeeVector;": [10590], "DownLeftVectorBar;": [10582], "FilledSmallSquare;": [9724], "GreaterSlantEqual;": [10878], "LeftDoubleBracket;": [10214], "LeftDownTeeVector;": [10593], "LeftDownVectorBar;": [10585], "LeftTriangleEqual;": [8884], "NegativeThinSpace;": [8203], "NotGreaterGreater;": [8811, 824], "NotLessSlantEqual;": [10877, 824], "NotNestedLessLess;": [10913, 824], "NotReverseElement;": [8716], "NotSquareSuperset;": [8848, 824], "NotTildeFullEqual;": [8775], "RightAngleBracket;": [10217], "RightUpDownVector;": [10575], "SquareSubsetEqual;": [8849], "VerticalSeparator;": [10072], "blacktriangledown;": [9662], "blacktriangleleft;": [9666], "leftrightharpoons;": [8651], "rightleftharpoons;": [8652], "twoheadrightarrow;": [8608] } }, { "length": 17, "entities": { "DiacriticalAcute;": [180], "DiacriticalGrave;": [96], "DiacriticalTilde;": [732], "DoubleRightArrow;": [8658], "DownArrowUpArrow;": [8693], "EmptySmallSquare;": [9723], "GreaterEqualLess;": [8923], "GreaterFullEqual;": [8807], "LeftAngleBracket;": [10216], "LeftUpDownVector;": [10577], "LessEqualGreater;": [8922], "NonBreakingSpace;": [160], "NotPrecedesEqual;": [10927, 824], "NotRightTriangle;": [8939], "NotSucceedsEqual;": [10928, 824], "NotSucceedsTilde;": [8831, 824], "NotSupersetEqual;": [8841], "RightTriangleBar;": [10704], "RightUpTeeVector;": [10588], "RightUpVectorBar;": [10580], "UnderParenthesis;": [9181], "UpArrowDownArrow;": [8645], "circlearrowright;": [8635], "downharpoonright;": [8642], "ntrianglerighteq;": [8941], "rightharpoondown;": [8641], "rightrightarrows;": [8649], "twoheadleftarrow;": [8606], "vartriangleright;": [8883] } }, { "length": 16, "entities": { "CloseCurlyQuote;": [8217], "ContourIntegral;": [8750], "DoubleDownArrow;": [8659], "DoubleLeftArrow;": [8656], "DownRightVector;": [8641], "LeftRightVector;": [10574], "LeftTriangleBar;": [10703], "LeftUpTeeVector;": [10592], "LeftUpVectorBar;": [10584], "LowerRightArrow;": [8600], "NotGreaterEqual;": [8817], "NotGreaterTilde;": [8821], "NotHumpDownHump;": [8782, 824], "NotLeftTriangle;": [8938], "NotSquareSubset;": [8847, 824], "OverParenthesis;": [9180], "RightDownVector;": [8642], "ShortRightArrow;": [8594], "UpperRightArrow;": [8599], "bigtriangledown;": [9661], "circlearrowleft;": [8634], "curvearrowright;": [8631], "downharpoonleft;": [8643], "leftharpoondown;": [8637], "leftrightarrows;": [8646], "nLeftrightarrow;": [8654], "nleftrightarrow;": [8622], "ntrianglelefteq;": [8940], "rightleftarrows;": [8644], "rightsquigarrow;": [8605], "rightthreetimes;": [8908], "straightepsilon;": [1013], "trianglerighteq;": [8885], "vartriangleleft;": [8882] } }, { "length": 15, "entities": { "DiacriticalDot;": [729], "DoubleRightTee;": [8872], "DownLeftVector;": [8637], "GreaterGreater;": [10914], "HorizontalLine;": [9472], "InvisibleComma;": [8291], "InvisibleTimes;": [8290], "LeftDownVector;": [8643], "LeftRightArrow;": [8596], "Leftrightarrow;": [8660], "LessSlantEqual;": [10877], "LongRightArrow;": [10230], "Longrightarrow;": [10233], "LowerLeftArrow;": [8601], "NestedLessLess;": [8810], "NotGreaterLess;": [8825], "NotLessGreater;": [8824], "NotSubsetEqual;": [8840], "NotVerticalBar;": [8740], "OpenCurlyQuote;": [8216], "ReverseElement;": [8715], "RightTeeVector;": [10587], "RightVectorBar;": [10579], "ShortDownArrow;": [8595], "ShortLeftArrow;": [8592], "SquareSuperset;": [8848], "TildeFullEqual;": [8773], "UpperLeftArrow;": [8598], "ZeroWidthSpace;": [8203], "curvearrowleft;": [8630], "doublebarwedge;": [8966], "downdownarrows;": [8650], "hookrightarrow;": [8618], "leftleftarrows;": [8647], "leftrightarrow;": [8596], "leftthreetimes;": [8907], "longrightarrow;": [10230], "looparrowright;": [8620], "nshortparallel;": [8742], "ntriangleright;": [8939], "rightarrowtail;": [8611], "rightharpoonup;": [8640], "trianglelefteq;": [8884], "upharpoonright;": [8638] } }, { "length": 14, "entities": { "ApplyFunction;": [8289], "DifferentialD;": [8518], "DoubleLeftTee;": [10980], "DoubleUpArrow;": [8657], "LeftTeeVector;": [10586], "LeftVectorBar;": [10578], "LessFullEqual;": [8806], "LongLeftArrow;": [10229], "Longleftarrow;": [10232], "NotEqualTilde;": [8770, 824], "NotTildeEqual;": [8772], "NotTildeTilde;": [8777], "Poincareplane;": [8460], "PrecedesEqual;": [10927], "PrecedesTilde;": [8830], "RightArrowBar;": [8677], "RightTeeArrow;": [8614], "RightTriangle;": [8883], "RightUpVector;": [8638], "SucceedsEqual;": [10928], "SucceedsTilde;": [8831], "SupersetEqual;": [8839], "UpEquilibrium;": [10606], "VerticalTilde;": [8768], "VeryThinSpace;": [8202], "bigtriangleup;": [9651], "blacktriangle;": [9652], "divideontimes;": [8903], "fallingdotseq;": [8786], "hookleftarrow;": [8617], "leftarrowtail;": [8610], "leftharpoonup;": [8636], "longleftarrow;": [10229], "looparrowleft;": [8619], "measuredangle;": [8737], "ntriangleleft;": [8938], "shortparallel;": [8741], "smallsetminus;": [8726], "triangleright;": [9657], "upharpoonleft;": [8639], "varsubsetneqq;": [10955, 65024], "varsupsetneqq;": [10956, 65024] } }, { "length": 13, "entities": { "DownArrowBar;": [10515], "DownTeeArrow;": [8615], "ExponentialE;": [8519], "GreaterEqual;": [8805], "GreaterTilde;": [8819], "HilbertSpace;": [8459], "HumpDownHump;": [8782], "Intersection;": [8898], "LeftArrowBar;": [8676], "LeftTeeArrow;": [8612], "LeftTriangle;": [8882], "LeftUpVector;": [8639], "NotCongruent;": [8802], "NotHumpEqual;": [8783, 824], "NotLessEqual;": [8816], "NotLessTilde;": [8820], "Proportional;": [8733], "RightCeiling;": [8969], "RoundImplies;": [10608], "ShortUpArrow;": [8593], "SquareSubset;": [8847], "UnderBracket;": [9141], "VerticalLine;": [124], "blacklozenge;": [10731], "exponentiale;": [8519], "risingdotseq;": [8787], "triangledown;": [9663], "triangleleft;": [9667], "varsubsetneq;": [8842, 65024], "varsupsetneq;": [8843, 65024] } }, { "length": 12, "entities": { "CircleMinus;": [8854], "CircleTimes;": [8855], "Equilibrium;": [8652], "GreaterLess;": [8823], "LeftCeiling;": [8968], "LessGreater;": [8822], "MediumSpace;": [8287], "NotLessLess;": [8810, 824], "NotPrecedes;": [8832], "NotSucceeds;": [8833], "NotSuperset;": [8835, 8402], "OverBracket;": [9140], "RightVector;": [8640], "Rrightarrow;": [8667], "RuleDelayed;": [10740], "SmallCircle;": [8728], "SquareUnion;": [8852], "SubsetEqual;": [8838], "UpDownArrow;": [8597], "Updownarrow;": [8661], "VerticalBar;": [8739], "backepsilon;": [1014], "blacksquare;": [9642], "circledcirc;": [8858], "circleddash;": [8861], "curlyeqprec;": [8926], "curlyeqsucc;": [8927], "diamondsuit;": [9830], "eqslantless;": [10901], "expectation;": [8496], "nRightarrow;": [8655], "nrightarrow;": [8603], "preccurlyeq;": [8828], "precnapprox;": [10937], "quaternions;": [8461], "straightphi;": [981], "succcurlyeq;": [8829], "succnapprox;": [10938], "thickapprox;": [8776], "updownarrow;": [8597] } }, { "length": 11, "entities": { "Bernoullis;": [8492], "CirclePlus;": [8853], "EqualTilde;": [8770], "Fouriertrf;": [8497], "ImaginaryI;": [8520], "Laplacetrf;": [8466], "LeftVector;": [8636], "Lleftarrow;": [8666], "NotElement;": [8713], "NotGreater;": [8815], "Proportion;": [8759], "RightArrow;": [8594], "RightFloor;": [8971], "Rightarrow;": [8658], "ThickSpace;": [8287, 8202], "TildeEqual;": [8771], "TildeTilde;": [8776], "UnderBrace;": [9183], "UpArrowBar;": [10514], "UpTeeArrow;": [8613], "circledast;": [8859], "complement;": [8705], "curlywedge;": [8911], "eqslantgtr;": [10902], "gtreqqless;": [10892], "lessapprox;": [10885], "lesseqqgtr;": [10891], "lmoustache;": [9136], "longmapsto;": [10236], "mapstodown;": [8615], "mapstoleft;": [8612], "nLeftarrow;": [8653], "nleftarrow;": [8602], "nsubseteqq;": [10949, 824], "nsupseteqq;": [10950, 824], "precapprox;": [10935], "rightarrow;": [8594], "rmoustache;": [9137], "sqsubseteq;": [8849], "sqsupseteq;": [8850], "subsetneqq;": [10955], "succapprox;": [10936], "supsetneqq;": [10956], "upuparrows;": [8648], "varepsilon;": [1013], "varnothing;": [8709] } }, { "length": 10, "entities": { "Backslash;": [8726], "CenterDot;": [183], "CircleDot;": [8857], "Congruent;": [8801], "Coproduct;": [8720], "DoubleDot;": [168], "DownArrow;": [8595], "DownBreve;": [785], "Downarrow;": [8659], "HumpEqual;": [8783], "LeftArrow;": [8592], "LeftFloor;": [8970], "Leftarrow;": [8656], "LessTilde;": [8818], "Mellintrf;": [8499], "MinusPlus;": [8723], "NotCupCap;": [8813], "NotExists;": [8708], "NotSubset;": [8834, 8402], "OverBrace;": [9182], "PlusMinus;": [177], "Therefore;": [8756], "ThinSpace;": [8201], "TripleDot;": [8411], "UnionPlus;": [8846], "backprime;": [8245], "backsimeq;": [8909], "bigotimes;": [10754], "centerdot;": [183], "checkmark;": [10003], "complexes;": [8450], "dotsquare;": [8865], "downarrow;": [8595], "gtrapprox;": [10886], "gtreqless;": [8923], "gvertneqq;": [8809, 65024], "heartsuit;": [9829], "leftarrow;": [8592], "lesseqgtr;": [8922], "lvertneqq;": [8808, 65024], "ngeqslant;": [10878, 824], "nleqslant;": [10877, 824], "nparallel;": [8742], "nshortmid;": [8740], "nsubseteq;": [8840], "nsupseteq;": [8841], "pitchfork;": [8916], "rationals;": [8474], "spadesuit;": [9824], "subseteqq;": [10949], "subsetneq;": [8842], "supseteqq;": [10950], "supsetneq;": [8843], "therefore;": [8756], "triangleq;": [8796], "varpropto;": [8733] } }, { "length": 9, "entities": { "DDotrahd;": [10513], "DotEqual;": [8784], "Integral;": [8747], "LessLess;": [10913], "NotEqual;": [8800], "NotTilde;": [8769], "PartialD;": [8706], "Precedes;": [8826], "RightTee;": [8866], "Succeeds;": [8827], "SuchThat;": [8715], "Superset;": [8835], "Uarrocir;": [10569], "UnderBar;": [95], "andslope;": [10840], "angmsdaa;": [10664], "angmsdab;": [10665], "angmsdac;": [10666], "angmsdad;": [10667], "angmsdae;": [10668], "angmsdaf;": [10669], "angmsdag;": [10670], "angmsdah;": [10671], "angrtvbd;": [10653], "approxeq;": [8778], "awconint;": [8755], "backcong;": [8780], "barwedge;": [8965], "bbrktbrk;": [9142], "bigoplus;": [10753], "bigsqcup;": [10758], "biguplus;": [10756], "bigwedge;": [8896], "boxminus;": [8863], "boxtimes;": [8864], "bsolhsub;": [10184], "capbrcup;": [10825], "circledR;": [174], "circledS;": [9416], "cirfnint;": [10768], "clubsuit;": [9827], "cupbrcap;": [10824], "curlyvee;": [8910], "cwconint;": [8754], "doteqdot;": [8785], "dotminus;": [8760], "drbkarow;": [10512], "dzigrarr;": [10239], "elinters;": [9191], "emptyset;": [8709], "eqvparsl;": [10725], "fpartint;": [10765], "geqslant;": [10878], "gesdotol;": [10884], "gnapprox;": [10890], "hksearow;": [10533], "hkswarow;": [10534], "imagline;": [8464], "imagpart;": [8465], "infintie;": [10717], "integers;": [8484], "intercal;": [8890], "intlarhk;": [10775], "laemptyv;": [10676], "ldrushar;": [10571], "leqslant;": [10877], "lesdotor;": [10883], "llcorner;": [8990], "lnapprox;": [10889], "lrcorner;": [8991], "lurdshar;": [10570], "mapstoup;": [8613], "multimap;": [8888], "naturals;": [8469], "ncongdot;": [10861, 824], "notindot;": [8949, 824], "otimesas;": [10806], "parallel;": [8741], "plusacir;": [10787], "pointint;": [10773], "precneqq;": [10933], "precnsim;": [8936], "profalar;": [9006], "profline;": [8978], "profsurf;": [8979], "raemptyv;": [10675], "realpart;": [8476], "rppolint;": [10770], "rtriltri;": [10702], "scpolint;": [10771], "setminus;": [8726], "shortmid;": [8739], "smeparsl;": [10724], "sqsubset;": [8847], "sqsupset;": [8848], "subseteq;": [8838], "succneqq;": [10934], "succnsim;": [8937], "supseteq;": [8839], "thetasym;": [977], "thicksim;": [8764], "timesbar;": [10801], "triangle;": [9653], "triminus;": [10810], "trpezium;": [9186], "ulcorner;": [8988], "urcorner;": [8989], "varkappa;": [1008], "varsigma;": [962], "vartheta;": [977] } }, { "length": 8, "entities": { "Because;": [8757], "Cayleys;": [8493], "Cconint;": [8752], "Cedilla;": [184], "Diamond;": [8900], "DownTee;": [8868], "Element;": [8712], "Epsilon;": [917], "Implies;": [8658], "LeftTee;": [8867], "NewLine;": [10], "NoBreak;": [8288], "NotLess;": [8814], "Omicron;": [927], "OverBar;": [8254], "Product;": [8719], "UpArrow;": [8593], "Uparrow;": [8657], "Upsilon;": [933], "alefsym;": [8501], "angrtvb;": [8894], "angzarr;": [9084], "asympeq;": [8781], "backsim;": [8765], "because;": [8757], "bemptyv;": [10672], "between;": [8812], "bigcirc;": [9711], "bigodot;": [10752], "bigstar;": [9733], "bnequiv;": [8801, 8421], "boxplus;": [8862], "ccupssm;": [10832], "cemptyv;": [10674], "cirscir;": [10690], "coloneq;": [8788], "congdot;": [10861], "cudarrl;": [10552], "cudarrr;": [10549], "cularrp;": [10557], "curarrm;": [10556], "dbkarow;": [10511], "ddagger;": [8225], "ddotseq;": [10871], "demptyv;": [10673], "diamond;": [8900], "digamma;": [989], "dotplus;": [8724], "dwangle;": [10662], "epsilon;": [949], "eqcolon;": [8789], "equivDD;": [10872], "gesdoto;": [10882], "gtquest;": [10876], "gtrless;": [8823], "harrcir;": [10568], "intprod;": [10812], "isindot;": [8949], "larrbfs;": [10527], "larrsim;": [10611], "lbrksld;": [10639], "lbrkslu;": [10637], "ldrdhar;": [10599], "lesdoto;": [10881], "lessdot;": [8918], "lessgtr;": [8822], "lesssim;": [8818], "lotimes;": [10804], "lozenge;": [9674], "ltquest;": [10875], "luruhar;": [10598], "maltese;": [10016], "minusdu;": [10794], "napprox;": [8777], "natural;": [9838], "nearrow;": [8599], "nexists;": [8708], "notinva;": [8713], "notinvb;": [8951], "notinvc;": [8950], "notniva;": [8716], "notnivb;": [8958], "notnivc;": [8957], "npolint;": [10772], "npreceq;": [10927, 824], "nsqsube;": [8930], "nsqsupe;": [8931], "nsubset;": [8834, 8402], "nsucceq;": [10928, 824], "nsupset;": [8835, 8402], "nvinfin;": [10718], "nvltrie;": [8884, 8402], "nvrtrie;": [8885, 8402], "nwarrow;": [8598], "olcross;": [10683], "omicron;": [959], "orderof;": [8500], "orslope;": [10839], "pertenk;": [8241], "planckh;": [8462], "pluscir;": [10786], "plussim;": [10790], "plustwo;": [10791], "precsim;": [8830], "quatint;": [10774], "questeq;": [8799], "rarrbfs;": [10528], "rarrsim;": [10612], "rbrksld;": [10638], "rbrkslu;": [10640], "rdldhar;": [10601], "realine;": [8475], "rotimes;": [10805], "ruluhar;": [10600], "searrow;": [8600], "simplus;": [10788], "simrarr;": [10610], "subedot;": [10947], "submult;": [10945], "subplus;": [10943], "subrarr;": [10617], "succsim;": [8831], "supdsub;": [10968], "supedot;": [10948], "suphsol;": [10185], "suphsub;": [10967], "suplarr;": [10619], "supmult;": [10946], "supplus;": [10944], "swarrow;": [8601], "topfork;": [10970], "triplus;": [10809], "tritime;": [10811], "uparrow;": [8593], "upsilon;": [965], "uwangle;": [10663], "vzigzag;": [10650], "zigrarr;": [8669] } }, { "length": 7, "entities": { "Aacute;": [193], "Abreve;": [258], "Agrave;": [192], "Assign;": [8788], "Atilde;": [195], "Barwed;": [8966], "Bumpeq;": [8782], "Cacute;": [262], "Ccaron;": [268], "Ccedil;": [199], "Colone;": [10868], "Conint;": [8751], "CupCap;": [8781], "Dagger;": [8225], "Dcaron;": [270], "DotDot;": [8412], "Dstrok;": [272], "Eacute;": [201], "Ecaron;": [282], "Egrave;": [200], "Exists;": [8707], "ForAll;": [8704], "Gammad;": [988], "Gbreve;": [286], "Gcedil;": [290], "HARDcy;": [1066], "Hstrok;": [294], "Iacute;": [205], "Igrave;": [204], "Itilde;": [296], "Jsercy;": [1032], "Kcedil;": [310], "Lacute;": [313], "Lambda;": [923], "Lcaron;": [317], "Lcedil;": [315], "Lmidot;": [319], "Lstrok;": [321], "Nacute;": [323], "Ncaron;": [327], "Ncedil;": [325], "Ntilde;": [209], "Oacute;": [211], "Odblac;": [336], "Ograve;": [210], "Oslash;": [216], "Otilde;": [213], "Otimes;": [10807], "Racute;": [340], "Rarrtl;": [10518], "Rcaron;": [344], "Rcedil;": [342], "SHCHcy;": [1065], "SOFTcy;": [1068], "Sacute;": [346], "Scaron;": [352], "Scedil;": [350], "Square;": [9633], "Subset;": [8912], "Supset;": [8913], "Tcaron;": [356], "Tcedil;": [354], "Tstrok;": [358], "Uacute;": [218], "Ubreve;": [364], "Udblac;": [368], "Ugrave;": [217], "Utilde;": [360], "Vdashl;": [10982], "Verbar;": [8214], "Vvdash;": [8874], "Yacute;": [221], "Zacute;": [377], "Zcaron;": [381], "aacute;": [225], "abreve;": [259], "agrave;": [224], "andand;": [10837], "angmsd;": [8737], "angsph;": [8738], "apacir;": [10863], "approx;": [8776], "atilde;": [227], "barvee;": [8893], "barwed;": [8965], "becaus;": [8757], "bernou;": [8492], "bigcap;": [8898], "bigcup;": [8899], "bigvee;": [8897], "bkarow;": [10509], "bottom;": [8869], "bowtie;": [8904], "boxbox;": [10697], "bprime;": [8245], "brvbar;": [166], "bullet;": [8226], "bumpeq;": [8783], "cacute;": [263], "capand;": [10820], "capcap;": [10827], "capcup;": [10823], "capdot;": [10816], "ccaron;": [269], "ccedil;": [231], "circeq;": [8791], "cirmid;": [10991], "colone;": [8788], "commat;": [64], "compfn;": [8728], "conint;": [8750], "coprod;": [8720], "copysr;": [8471], "cularr;": [8630], "cupcap;": [10822], "cupcup;": [10826], "cupdot;": [8845], "curarr;": [8631], "curren;": [164], "cylcty;": [9005], "dagger;": [8224], "daleth;": [8504], "dcaron;": [271], "dfisht;": [10623], "divide;": [247], "divonx;": [8903], "dlcorn;": [8990], "dlcrop;": [8973], "dollar;": [36], "drcorn;": [8991], "drcrop;": [8972], "dstrok;": [273], "eacute;": [233], "easter;": [10862], "ecaron;": [283], "ecolon;": [8789], "egrave;": [232], "egsdot;": [10904], "elsdot;": [10903], "emptyv;": [8709], "emsp13;": [8196], "emsp14;": [8197], "eparsl;": [10723], "eqcirc;": [8790], "equals;": [61], "equest;": [8799], "female;": [9792], "ffilig;": [64259], "ffllig;": [64260], "forall;": [8704], "frac12;": [189], "frac13;": [8531], "frac14;": [188], "frac15;": [8533], "frac16;": [8537], "frac18;": [8539], "frac23;": [8532], "frac25;": [8534], "frac34;": [190], "frac35;": [8535], "frac38;": [8540], "frac45;": [8536], "frac56;": [8538], "frac58;": [8541], "frac78;": [8542], "gacute;": [501], "gammad;": [989], "gbreve;": [287], "gesdot;": [10880], "gesles;": [10900], "gtlPar;": [10645], "gtrarr;": [10616], "gtrdot;": [8919], "gtrsim;": [8819], "hairsp;": [8202], "hamilt;": [8459], "hardcy;": [1098], "hearts;": [9829], "hellip;": [8230], "hercon;": [8889], "homtht;": [8763], "horbar;": [8213], "hslash;": [8463], "hstrok;": [295], "hybull;": [8259], "hyphen;": [8208], "iacute;": [237], "igrave;": [236], "iiiint;": [10764], "iinfin;": [10716], "incare;": [8453], "inodot;": [305], "intcal;": [8890], "iquest;": [191], "isinsv;": [8947], "itilde;": [297], "jsercy;": [1112], "kappav;": [1008], "kcedil;": [311], "kgreen;": [312], "lAtail;": [10523], "lacute;": [314], "lagran;": [8466], "lambda;": [955], "langle;": [10216], "larrfs;": [10525], "larrhk;": [8617], "larrlp;": [8619], "larrpl;": [10553], "larrtl;": [8610], "latail;": [10521], "lbrace;": [123], "lbrack;": [91], "lcaron;": [318], "lcedil;": [316], "ldquor;": [8222], "lesdot;": [10879], "lesges;": [10899], "lfisht;": [10620], "lfloor;": [8970], "lharul;": [10602], "llhard;": [10603], "lmidot;": [320], "lmoust;": [9136], "loplus;": [10797], "lowast;": [8727], "lowbar;": [95], "lparlt;": [10643], "lrhard;": [10605], "lsaquo;": [8249], "lsquor;": [8218], "lstrok;": [322], "lthree;": [8907], "ltimes;": [8905], "ltlarr;": [10614], "ltrPar;": [10646], "mapsto;": [8614], "marker;": [9646], "mcomma;": [10793], "midast;": [42], "midcir;": [10992], "middot;": [183], "minusb;": [8863], "minusd;": [8760], "mnplus;": [8723], "models;": [8871], "mstpos;": [8766], "nVDash;": [8879], "nVdash;": [8878], "nacute;": [324], "nbumpe;": [8783, 824], "ncaron;": [328], "ncedil;": [326], "nearhk;": [10532], "nequiv;": [8802], "nesear;": [10536], "nexist;": [8708], "nltrie;": [8940], "notinE;": [8953, 824], "nparsl;": [11005, 8421], "nprcue;": [8928], "nrarrc;": [10547, 824], "nrarrw;": [8605, 824], "nrtrie;": [8941], "nsccue;": [8929], "nsimeq;": [8772], "ntilde;": [241], "numero;": [8470], "nvDash;": [8877], "nvHarr;": [10500], "nvdash;": [8876], "nvlArr;": [10498], "nvrArr;": [10499], "nwarhk;": [10531], "nwnear;": [10535], "oacute;": [243], "odblac;": [337], "odsold;": [10684], "ograve;": [242], "ominus;": [8854], "origof;": [8886], "oslash;": [248], "otilde;": [245], "otimes;": [8855], "parsim;": [10995], "percnt;": [37], "period;": [46], "permil;": [8240], "phmmat;": [8499], "planck;": [8463], "plankv;": [8463], "plusdo;": [8724], "plusdu;": [10789], "plusmn;": [177], "preceq;": [10927], "primes;": [8473], "prnsim;": [8936], "propto;": [8733], "prurel;": [8880], "puncsp;": [8200], "qprime;": [8279], "rAtail;": [10524], "racute;": [341], "rangle;": [10217], "rarrap;": [10613], "rarrfs;": [10526], "rarrhk;": [8618], "rarrlp;": [8620], "rarrpl;": [10565], "rarrtl;": [8611], "ratail;": [10522], "rbrace;": [125], "rbrack;": [93], "rcaron;": [345], "rcedil;": [343], "rdquor;": [8221], "rfisht;": [10621], "rfloor;": [8971], "rharul;": [10604], "rmoust;": [9137], "roplus;": [10798], "rpargt;": [10644], "rsaquo;": [8250], "rsquor;": [8217], "rthree;": [8908], "rtimes;": [8906], "sacute;": [347], "scaron;": [353], "scedil;": [351], "scnsim;": [8937], "searhk;": [10533], "seswar;": [10537], "sfrown;": [8994], "shchcy;": [1097], "sigmaf;": [962], "sigmav;": [962], "simdot;": [10858], "smashp;": [10803], "softcy;": [1100], "solbar;": [9023], "spades;": [9824], "sqcaps;": [8851, 65024], "sqcups;": [8852, 65024], "sqsube;": [8849], "sqsupe;": [8850], "square;": [9633], "squarf;": [9642], "ssetmn;": [8726], "ssmile;": [8995], "sstarf;": [8902], "subdot;": [10941], "subset;": [8834], "subsim;": [10951], "subsub;": [10965], "subsup;": [10963], "succeq;": [10928], "supdot;": [10942], "supset;": [8835], "supsim;": [10952], "supsub;": [10964], "supsup;": [10966], "swarhk;": [10534], "swnwar;": [10538], "target;": [8982], "tcaron;": [357], "tcedil;": [355], "telrec;": [8981], "there4;": [8756], "thetav;": [977], "thinsp;": [8201], "thksim;": [8764], "timesb;": [8864], "timesd;": [10800], "topbot;": [9014], "topcir;": [10993], "tprime;": [8244], "tridot;": [9708], "tstrok;": [359], "uacute;": [250], "ubreve;": [365], "udblac;": [369], "ufisht;": [10622], "ugrave;": [249], "ulcorn;": [8988], "ulcrop;": [8975], "urcorn;": [8989], "urcrop;": [8974], "utilde;": [361], "vangrt;": [10652], "varphi;": [981], "varrho;": [1009], "veebar;": [8891], "vellip;": [8942], "verbar;": [124], "vsubnE;": [10955, 65024], "vsubne;": [8842, 65024], "vsupnE;": [10956, 65024], "vsupne;": [8843, 65024], "wedbar;": [10847], "wedgeq;": [8793], "weierp;": [8472], "wreath;": [8768], "xoplus;": [10753], "xotime;": [10754], "xsqcup;": [10758], "xuplus;": [10756], "xwedge;": [8896], "yacute;": [253], "zacute;": [378], "zcaron;": [382], "zeetrf;": [8488] } }, { "length": 6, "entities": { "AElig;": [198], "Aacute": [193], "Acirc;": [194], "Agrave": [192], "Alpha;": [913], "Amacr;": [256], "Aogon;": [260], "Aring;": [197], "Atilde": [195], "Breve;": [728], "Ccedil": [199], "Ccirc;": [264], "Colon;": [8759], "Cross;": [10799], "Dashv;": [10980], "Delta;": [916], "Eacute": [201], "Ecirc;": [202], "Egrave": [200], "Emacr;": [274], "Eogon;": [280], "Equal;": [10869], "Gamma;": [915], "Gcirc;": [284], "Hacek;": [711], "Hcirc;": [292], "IJlig;": [306], "Iacute": [205], "Icirc;": [206], "Igrave": [204], "Imacr;": [298], "Iogon;": [302], "Iukcy;": [1030], "Jcirc;": [308], "Jukcy;": [1028], "Kappa;": [922], "Ntilde": [209], "OElig;": [338], "Oacute": [211], "Ocirc;": [212], "Ograve": [210], "Omacr;": [332], "Omega;": [937], "Oslash": [216], "Otilde": [213], "Prime;": [8243], "RBarr;": [10512], "Scirc;": [348], "Sigma;": [931], "THORN;": [222], "TRADE;": [8482], "TSHcy;": [1035], "Theta;": [920], "Tilde;": [8764], "Uacute": [218], "Ubrcy;": [1038], "Ucirc;": [219], "Ugrave": [217], "Umacr;": [362], "Union;": [8899], "Uogon;": [370], "UpTee;": [8869], "Uring;": [366], "VDash;": [8875], "Vdash;": [8873], "Wcirc;": [372], "Wedge;": [8896], "Yacute": [221], "Ycirc;": [374], "aacute": [225], "acirc;": [226], "acute;": [180], "aelig;": [230], "agrave": [224], "aleph;": [8501], "alpha;": [945], "amacr;": [257], "amalg;": [10815], "angle;": [8736], "angrt;": [8735], "angst;": [197], "aogon;": [261], "aring;": [229], "asymp;": [8776], "atilde": [227], "awint;": [10769], "bcong;": [8780], "bdquo;": [8222], "bepsi;": [1014], "blank;": [9251], "blk12;": [9618], "blk14;": [9617], "blk34;": [9619], "block;": [9608], "boxDL;": [9559], "boxDR;": [9556], "boxDl;": [9558], "boxDr;": [9555], "boxHD;": [9574], "boxHU;": [9577], "boxHd;": [9572], "boxHu;": [9575], "boxUL;": [9565], "boxUR;": [9562], "boxUl;": [9564], "boxUr;": [9561], "boxVH;": [9580], "boxVL;": [9571], "boxVR;": [9568], "boxVh;": [9579], "boxVl;": [9570], "boxVr;": [9567], "boxdL;": [9557], "boxdR;": [9554], "boxdl;": [9488], "boxdr;": [9484], "boxhD;": [9573], "boxhU;": [9576], "boxhd;": [9516], "boxhu;": [9524], "boxuL;": [9563], "boxuR;": [9560], "boxul;": [9496], "boxur;": [9492], "boxvH;": [9578], "boxvL;": [9569], "boxvR;": [9566], "boxvh;": [9532], "boxvl;": [9508], "boxvr;": [9500], "breve;": [728], "brvbar": [166], "bsemi;": [8271], "bsime;": [8909], "bsolb;": [10693], "bumpE;": [10926], "bumpe;": [8783], "caret;": [8257], "caron;": [711], "ccaps;": [10829], "ccedil": [231], "ccirc;": [265], "ccups;": [10828], "cedil;": [184], "check;": [10003], "clubs;": [9827], "colon;": [58], "comma;": [44], "crarr;": [8629], "cross;": [10007], "csube;": [10961], "csupe;": [10962], "ctdot;": [8943], "cuepr;": [8926], "cuesc;": [8927], "cupor;": [10821], "curren": [164], "cuvee;": [8910], "cuwed;": [8911], "cwint;": [8753], "dashv;": [8867], "dblac;": [733], "ddarr;": [8650], "delta;": [948], "dharl;": [8643], "dharr;": [8642], "diams;": [9830], "disin;": [8946], "divide": [247], "doteq;": [8784], "dtdot;": [8945], "dtrif;": [9662], "duarr;": [8693], "duhar;": [10607], "eDDot;": [10871], "eacute": [233], "ecirc;": [234], "efDot;": [8786], "egrave": [232], "emacr;": [275], "empty;": [8709], "eogon;": [281], "eplus;": [10865], "epsiv;": [1013], "eqsim;": [8770], "equiv;": [8801], "erDot;": [8787], "erarr;": [10609], "esdot;": [8784], "exist;": 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"lbbrk;": [10098], "lbrke;": [10635], "lceil;": [8968], "ldquo;": [8220], "lescc;": [10920], "lhard;": [8637], "lharu;": [8636], "lhblk;": [9604], "llarr;": [8647], "lltri;": [9722], "lneqq;": [8808], "lnsim;": [8934], "loang;": [10220], "loarr;": [8701], "lobrk;": [10214], "lopar;": [10629], "lrarr;": [8646], "lrhar;": [8651], "lrtri;": [8895], "lsime;": [10893], "lsimg;": [10895], "lsquo;": [8216], "ltcir;": [10873], "ltdot;": [8918], "ltrie;": [8884], "ltrif;": [9666], "mDDot;": [8762], "mdash;": [8212], "micro;": [181], "middot": [183], "minus;": [8722], "mumap;": [8888], "nabla;": [8711], "napid;": [8779, 824], "napos;": [329], "natur;": [9838], "nbump;": [8782, 824], "ncong;": [8775], "ndash;": [8211], "neArr;": [8663], "nearr;": [8599], "nedot;": [8784, 824], "nesim;": [8770, 824], "ngeqq;": [8807, 824], "ngsim;": [8821], "nhArr;": [8654], "nharr;": [8622], "nhpar;": [10994], "nlArr;": [8653], "nlarr;": [8602], "nleqq;": [8806, 824], "nless;": [8814], "nlsim;": [8820], "nltri;": [8938], "notin;": [8713], "notni;": [8716], "npart;": [8706, 824], "nprec;": [8832], "nrArr;": [8655], "nrarr;": [8603], "nrtri;": [8939], "nsime;": [8772], "nsmid;": [8740], "nspar;": [8742], "nsubE;": [10949, 824], "nsube;": [8840], "nsucc;": [8833], "nsupE;": [10950, 824], "nsupe;": [8841], "ntilde": [241], "numsp;": [8199], "nvsim;": [8764, 8402], "nwArr;": [8662], "nwarr;": [8598], "oacute": [243], "ocirc;": [244], "odash;": [8861], "oelig;": [339], "ofcir;": [10687], "ograve": [242], "ohbar;": [10677], "olarr;": [8634], "olcir;": [10686], "oline;": [8254], "omacr;": [333], "omega;": [969], "operp;": [10681], "oplus;": [8853], "orarr;": [8635], "order;": [8500], "oslash": [248], "otilde": [245], "ovbar;": [9021], "parsl;": [11005], "phone;": [9742], "plusb;": [8862], "pluse;": [10866], "plusmn": [177], "pound;": [163], "prcue;": [8828], "prime;": [8242], "prnap;": [10937], "prsim;": [8830], "quest;": [63], "rAarr;": [8667], "rBarr;": [10511], "radic;": [8730], "rangd;": [10642], "range;": [10661], "raquo;": [187], "rarrb;": [8677], "rarrc;": [10547], "rarrw;": [8605], "ratio;": [8758], "rbarr;": [10509], "rbbrk;": [10099], "rbrke;": [10636], "rceil;": [8969], "rdquo;": [8221], "reals;": [8477], "rhard;": [8641], "rharu;": [8640], "rlarr;": [8644], "rlhar;": [8652], "rnmid;": [10990], "roang;": [10221], "roarr;": [8702], "robrk;": [10215], "ropar;": [10630], "rrarr;": [8649], "rsquo;": [8217], "rtrie;": [8885], "rtrif;": [9656], "sbquo;": [8218], "sccue;": [8829], "scirc;": [349], "scnap;": [10938], "scsim;": [8831], "sdotb;": [8865], "sdote;": [10854], "seArr;": [8664], "searr;": [8600], "setmn;": [8726], "sharp;": [9839], "sigma;": [963], "simeq;": [8771], "simgE;": [10912], "simlE;": [10911], "simne;": [8774], "slarr;": [8592], "smile;": [8995], "smtes;": [10924, 65024], "sqcap;": [8851], "sqcup;": [8852], "sqsub;": [8847], "sqsup;": [8848], "srarr;": [8594], "starf;": [9733], "strns;": [175], "subnE;": [10955], "subne;": [8842], "supnE;": [10956], "supne;": [8843], "swArr;": [8665], "swarr;": [8601], "szlig;": [223], "theta;": [952], "thkap;": [8776], "thorn;": [254], "tilde;": [732], "times;": [215], "trade;": [8482], "trisb;": [10701], "tshcy;": [1115], "twixt;": [8812], "uacute": [250], "ubrcy;": [1118], "ucirc;": [251], "udarr;": [8645], "udhar;": [10606], "ugrave": [249], "uharl;": [8639], "uharr;": [8638], "uhblk;": [9600], "ultri;": [9720], "umacr;": [363], "uogon;": [371], "uplus;": [8846], "upsih;": [978], "uring;": [367], "urtri;": [9721], "utdot;": [8944], "utrif;": [9652], "uuarr;": [8648], "vBarv;": [10985], "vDash;": [8872], "varpi;": [982], "vdash;": [8866], "veeeq;": [8794], "vltri;": [8882], "vnsub;": [8834, 8402], "vnsup;": [8835, 8402], "vprop;": [8733], "vrtri;": [8883], "wcirc;": [373], "wedge;": [8743], "xcirc;": [9711], "xdtri;": [9661], "xhArr;": [10234], "xharr;": [10231], "xlArr;": [10232], "xlarr;": [10229], "xodot;": [10752], "xrArr;": [10233], "xrarr;": [10230], "xutri;": [9651], "yacute": [253], "ycirc;": [375] } }, { "length": 5, "entities": { "AElig": [198], "Acirc": [194], "Aopf;": [120120], "Aring": [197], "Ascr;": [119964], "Auml;": [196], "Barv;": [10983], "Beta;": [914], "Bopf;": [120121], "Bscr;": [8492], "CHcy;": [1063], "COPY;": [169], "Cdot;": [266], "Copf;": [8450], "Cscr;": [119966], "DJcy;": [1026], "DScy;": [1029], "DZcy;": [1039], "Darr;": [8609], "Dopf;": [120123], "Dscr;": [119967], "Ecirc": [202], "Edot;": [278], "Eopf;": [120124], "Escr;": [8496], "Esim;": [10867], "Euml;": [203], "Fopf;": [120125], "Fscr;": [8497], "GJcy;": [1027], "Gdot;": [288], "Gopf;": [120126], "Gscr;": [119970], "Hopf;": [8461], "Hscr;": [8459], "IEcy;": [1045], "IOcy;": [1025], "Icirc": [206], "Idot;": [304], "Iopf;": [120128], "Iota;": [921], "Iscr;": [8464], "Iuml;": [207], "Jopf;": [120129], "Jscr;": [119973], "KHcy;": [1061], "KJcy;": [1036], "Kopf;": [120130], "Kscr;": [119974], "LJcy;": [1033], "Lang;": [10218], "Larr;": [8606], "Lopf;": [120131], "Lscr;": [8466], "Mopf;": [120132], "Mscr;": [8499], "NJcy;": [1034], "Nopf;": [8469], "Nscr;": [119977], "Ocirc": [212], "Oopf;": [120134], "Oscr;": [119978], "Ouml;": [214], "Popf;": [8473], "Pscr;": [119979], "QUOT;": [34], "Qopf;": [8474], "Qscr;": [119980], "Rang;": [10219], "Rarr;": [8608], "Ropf;": [8477], "Rscr;": [8475], "SHcy;": [1064], "Sopf;": [120138], "Sqrt;": [8730], "Sscr;": [119982], "Star;": [8902], "THORN": [222], "TScy;": [1062], "Topf;": [120139], "Tscr;": [119983], "Uarr;": [8607], "Ucirc": [219], "Uopf;": [120140], "Upsi;": [978], "Uscr;": [119984], "Uuml;": [220], "Vbar;": [10987], "Vert;": [8214], "Vopf;": [120141], "Vscr;": [119985], "Wopf;": [120142], "Wscr;": [119986], "Xopf;": [120143], "Xscr;": [119987], "YAcy;": [1071], "YIcy;": [1031], "YUcy;": [1070], "Yopf;": [120144], "Yscr;": [119988], "Yuml;": [376], "ZHcy;": [1046], "Zdot;": [379], "Zeta;": [918], "Zopf;": [8484], "Zscr;": [119989], "acirc": [226], "acute": [180], "aelig": [230], "andd;": [10844], "andv;": [10842], "ange;": [10660], "aopf;": [120146], "apid;": [8779], "apos;": [39], "aring": [229], "ascr;": [119990], "auml;": [228], "bNot;": [10989], "bbrk;": [9141], "beta;": [946], "beth;": [8502], "bnot;": [8976], "bopf;": [120147], "boxH;": [9552], "boxV;": [9553], "boxh;": [9472], "boxv;": [9474], "bscr;": [119991], "bsim;": [8765], "bsol;": [92], "bull;": [8226], "bump;": [8782], "caps;": [8745, 65024], "cdot;": [267], "cedil": [184], "cent;": [162], "chcy;": [1095], "cirE;": [10691], "circ;": [710], "cire;": [8791], "comp;": [8705], "cong;": [8773], "copf;": [120148], "copy;": [169], "cscr;": [119992], "csub;": [10959], "csup;": [10960], "cups;": [8746, 65024], "dArr;": [8659], "dHar;": [10597], "darr;": [8595], "dash;": [8208], "diam;": [8900], "djcy;": [1106], "dopf;": [120149], "dscr;": [119993], "dscy;": [1109], "dsol;": [10742], "dtri;": [9663], "dzcy;": [1119], "eDot;": [8785], "ecir;": [8790], "ecirc": [234], "edot;": [279], "emsp;": [8195], "ensp;": [8194], "eopf;": [120150], "epar;": [8917], "epsi;": [949], "escr;": [8495], "esim;": [8770], "euml;": [235], "euro;": [8364], "excl;": [33], "flat;": [9837], "fnof;": [402], "fopf;": [120151], "fork;": [8916], "fscr;": [119995], "gdot;": [289], "geqq;": [8807], "gesl;": [8923, 65024], "gjcy;": [1107], "gnap;": [10890], "gneq;": [10888], "gopf;": [120152], "gscr;": [8458], "gsim;": [8819], "gtcc;": [10919], "gvnE;": [8809, 65024], "hArr;": [8660], "half;": [189], "harr;": [8596], "hbar;": [8463], "hopf;": [120153], "hscr;": [119997], "icirc": [238], "iecy;": [1077], "iexcl": [161], "imof;": [8887], "iocy;": [1105], "iopf;": [120154], "iota;": [953], "iscr;": [119998], "isin;": [8712], "iuml;": [239], "jopf;": [120155], "jscr;": [119999], "khcy;": [1093], "kjcy;": [1116], "kopf;": [120156], "kscr;": [120000], "lArr;": [8656], "lHar;": [10594], "lang;": [10216], "laquo": [171], "larr;": [8592], "late;": [10925], "lcub;": [123], "ldca;": [10550], "ldsh;": [8626], "leqq;": [8806], "lesg;": [8922, 65024], "ljcy;": [1113], "lnap;": [10889], "lneq;": [10887], "lopf;": [120157], "lozf;": [10731], "lpar;": [40], "lscr;": [120001], "lsim;": [8818], "lsqb;": [91], "ltcc;": [10918], "ltri;": [9667], "lvnE;": [8808, 65024], "macr;": [175], "male;": [9794], "malt;": [10016], "micro": [181], "mlcp;": [10971], "mldr;": [8230], "mopf;": [120158], "mscr;": [120002], "nGtv;": [8811, 824], "nLtv;": [8810, 824], "nang;": [8736, 8402], "napE;": [10864, 824], "nbsp;": [160], "ncap;": [10819], "ncup;": [10818], "ngeq;": [8817], "nges;": [10878, 824], "ngtr;": [8815], "nisd;": [8954], "njcy;": [1114], "nldr;": [8229], "nleq;": [8816], "nles;": [10877, 824], "nmid;": [8740], "nopf;": [120159], "npar;": [8742], "npre;": [10927, 824], "nsce;": [10928, 824], "nscr;": [120003], "nsim;": [8769], "nsub;": [8836], "nsup;": [8837], "ntgl;": [8825], "ntlg;": [8824], "nvap;": [8781, 8402], "nvge;": [8805, 8402], "nvgt;": [62, 8402], "nvle;": [8804, 8402], "nvlt;": [60, 8402], "oast;": [8859], "ocir;": [8858], "ocirc": [244], "odiv;": [10808], "odot;": [8857], "ogon;": [731], "oint;": [8750], "omid;": [10678], "oopf;": [120160], "opar;": [10679], "ordf;": [170], "ordm;": [186], "oror;": [10838], "oscr;": [8500], "osol;": [8856], "ouml;": [246], "para;": [182], "part;": [8706], "perp;": [8869], "phiv;": [981], "plus;": [43], "popf;": [120161], "pound": [163], "prap;": [10935], "prec;": [8826], "prnE;": [10933], "prod;": [8719], "prop;": [8733], "pscr;": [120005], "qint;": [10764], "qopf;": [120162], "qscr;": [120006], "quot;": [34], "rArr;": [8658], "rHar;": [10596], "race;": [8765, 817], "rang;": [10217], "raquo": [187], "rarr;": [8594], "rcub;": [125], "rdca;": [10551], "rdsh;": [8627], "real;": [8476], "rect;": [9645], "rhov;": [1009], "ring;": [730], "ropf;": [120163], "rpar;": [41], "rscr;": [120007], "rsqb;": [93], "rtri;": [9657], "scap;": [10936], "scnE;": [10934], "sdot;": [8901], "sect;": [167], "semi;": [59], "sext;": [10038], "shcy;": [1096], "sime;": [8771], "simg;": [10910], "siml;": [10909], "smid;": [8739], "smte;": [10924], "solb;": [10692], "sopf;": [120164], "spar;": [8741], "squf;": [9642], "sscr;": [120008], "star;": [9734], "subE;": [10949], "sube;": [8838], "succ;": [8827], "sung;": [9834], "sup1;": [185], "sup2;": [178], "sup3;": [179], "supE;": [10950], "supe;": [8839], "szlig": [223], "tbrk;": [9140], "tdot;": [8411], "thorn": [254], "times": [215], "tint;": [8749], "toea;": [10536], "topf;": [120165], "tosa;": [10537], "trie;": [8796], "tscr;": [120009], "tscy;": [1094], "uArr;": [8657], "uHar;": [10595], "uarr;": [8593], "ucirc": [251], "uopf;": [120166], "upsi;": [965], "uscr;": [120010], "utri;": [9653], "uuml;": [252], "vArr;": [8661], "vBar;": [10984], "varr;": [8597], "vert;": [124], "vopf;": [120167], "vscr;": [120011], "wopf;": [120168], "wscr;": [120012], "xcap;": [8898], "xcup;": [8899], "xmap;": [10236], "xnis;": [8955], "xopf;": [120169], "xscr;": [120013], "xvee;": [8897], "yacy;": [1103], "yicy;": [1111], "yopf;": [120170], "yscr;": [120014], "yucy;": [1102], "yuml;": [255], "zdot;": [380], "zeta;": [950], "zhcy;": [1078], "zopf;": [120171], "zscr;": [120015], "zwnj;": [8204] } }, { "length": 4, "entities": { "AMP;": [38], "Acy;": [1040], "Afr;": [120068], "And;": [10835], "Auml": [196], "Bcy;": [1041], "Bfr;": [120069], "COPY": [169], "Cap;": [8914], "Cfr;": [8493], "Chi;": [935], "Cup;": [8915], "Dcy;": [1044], "Del;": [8711], "Dfr;": [120071], "Dot;": [168], "ENG;": [330], "ETH;": [208], "Ecy;": [1069], "Efr;": [120072], "Eta;": [919], "Euml": [203], "Fcy;": [1060], "Ffr;": [120073], "Gcy;": [1043], "Gfr;": [120074], "Hat;": [94], "Hfr;": [8460], "Icy;": [1048], "Ifr;": [8465], "Int;": [8748], "Iuml": [207], "Jcy;": [1049], "Jfr;": [120077], "Kcy;": [1050], "Kfr;": [120078], "Lcy;": [1051], "Lfr;": [120079], "Lsh;": [8624], "Map;": [10501], "Mcy;": [1052], "Mfr;": [120080], "Ncy;": [1053], "Nfr;": [120081], "Not;": [10988], "Ocy;": [1054], "Ofr;": [120082], "Ouml": [214], "Pcy;": [1055], "Pfr;": [120083], "Phi;": [934], "Psi;": [936], "QUOT": [34], "Qfr;": [120084], "REG;": [174], "Rcy;": [1056], "Rfr;": [8476], "Rho;": [929], "Rsh;": [8625], "Scy;": [1057], "Sfr;": [120086], "Sub;": [8912], "Sum;": [8721], "Sup;": [8913], "Tab;": [9], "Tau;": [932], "Tcy;": [1058], "Tfr;": [120087], "Ucy;": [1059], "Ufr;": [120088], "Uuml": [220], "Vcy;": [1042], "Vee;": [8897], "Vfr;": [120089], "Wfr;": [120090], "Xfr;": [120091], "Ycy;": [1067], "Yfr;": [120092], "Zcy;": [1047], "Zfr;": [8488], "acE;": [8766, 819], "acd;": [8767], "acy;": [1072], "afr;": [120094], "amp;": [38], "and;": [8743], "ang;": [8736], "apE;": [10864], "ape;": [8778], "ast;": [42], "auml": [228], "bcy;": [1073], "bfr;": [120095], "bne;": [61, 8421], "bot;": [8869], "cap;": [8745], "cent": [162], "cfr;": [120096], "chi;": [967], "cir;": [9675], "copy": [169], "cup;": [8746], "dcy;": [1076], "deg;": [176], "dfr;": [120097], "die;": [168], "div;": [247], "dot;": [729], "ecy;": [1101], "efr;": [120098], "egs;": [10902], "ell;": [8467], "els;": [10901], "eng;": [331], "eta;": [951], "eth;": [240], "euml": [235], "fcy;": [1092], "ffr;": [120099], "gEl;": [10892], "gap;": [10886], "gcy;": [1075], "gel;": [8923], "geq;": [8805], "ges;": [10878], "gfr;": [120100], "ggg;": [8921], "glE;": [10898], "gla;": [10917], "glj;": [10916], "gnE;": [8809], "gne;": [10888], "hfr;": [120101], "icy;": [1080], "iff;": [8660], "ifr;": [120102], "int;": [8747], "iuml": [239], "jcy;": [1081], "jfr;": [120103], "kcy;": [1082], "kfr;": [120104], "lEg;": [10891], "lap;": [10885], "lat;": [10923], "lcy;": [1083], "leg;": [8922], "leq;": [8804], "les;": [10877], "lfr;": [120105], "lgE;": [10897], "lnE;": [8808], "lne;": [10887], "loz;": [9674], "lrm;": [8206], "lsh;": [8624], "macr": [175], "map;": [8614], "mcy;": [1084], "mfr;": [120106], "mho;": [8487], "mid;": [8739], "nGg;": [8921, 824], "nGt;": [8811, 8402], "nLl;": [8920, 824], "nLt;": [8810, 8402], "nap;": [8777], "nbsp": [160], "ncy;": [1085], "nfr;": [120107], "ngE;": [8807, 824], "nge;": [8817], "ngt;": [8815], "nis;": [8956], "niv;": [8715], "nlE;": [8806, 824], "nle;": [8816], "nlt;": [8814], "not;": [172], "npr;": [8832], "nsc;": [8833], "num;": [35], "ocy;": [1086], "ofr;": [120108], "ogt;": [10689], "ohm;": [937], "olt;": [10688], "ord;": [10845], "ordf": [170], "ordm": [186], "orv;": [10843], "ouml": [246], "par;": [8741], "para": [182], "pcy;": [1087], "pfr;": [120109], "phi;": [966], "piv;": [982], "prE;": [10931], "pre;": [10927], "psi;": [968], "qfr;": [120110], "quot": [34], "rcy;": [1088], "reg;": [174], "rfr;": [120111], "rho;": [961], "rlm;": [8207], "rsh;": [8625], "scE;": [10932], "sce;": [10928], "scy;": [1089], "sect": [167], "sfr;": [120112], "shy;": [173], "sim;": [8764], "smt;": [10922], "sol;": [47], "squ;": [9633], "sub;": [8834], "sum;": [8721], "sup1": [185], "sup2": [178], "sup3": [179], "sup;": [8835], "tau;": [964], "tcy;": [1090], "tfr;": [120113], "top;": [8868], "ucy;": [1091], "ufr;": [120114], "uml;": [168], "uuml": [252], "vcy;": [1074], "vee;": [8744], "vfr;": [120115], "wfr;": [120116], "xfr;": [120117], "ycy;": [1099], "yen;": [165], "yfr;": [120118], "yuml": [255], "zcy;": [1079], "zfr;": [120119], "zwj;": [8205] } }, { "length": 3, "entities": { "AMP": [38], "DD;": [8517], "ETH": [208], "GT;": [62], "Gg;": [8921], "Gt;": [8811], "Im;": [8465], "LT;": [60], "Ll;": [8920], "Lt;": [8810], "Mu;": [924], "Nu;": [925], "Or;": [10836], "Pi;": [928], "Pr;": [10939], "REG": [174], "Re;": [8476], "Sc;": [10940], "Xi;": [926], "ac;": [8766], "af;": [8289], "amp": [38], "ap;": [8776], "dd;": [8518], "deg": [176], "ee;": [8519], "eg;": [10906], "el;": [10905], "eth": [240], "gE;": [8807], "ge;": [8805], "gg;": [8811], "gl;": [8823], "gt;": [62], "ic;": [8291], "ii;": [8520], "in;": [8712], "it;": [8290], "lE;": [8806], "le;": [8804], "lg;": [8822], "ll;": [8810], "lt;": [60], "mp;": [8723], "mu;": [956], "ne;": [8800], "ni;": [8715], "not": [172], "nu;": [957], "oS;": [9416], "or;": [8744], "pi;": [960], "pm;": [177], "pr;": [8826], "reg": [174], "rx;": [8478], "sc;": [8827], "shy": [173], "uml": [168], "wp;": [8472], "wr;": [8768], "xi;": [958], "yen": [165] } }, { "length": 2, "entities": { "GT": [62], "LT": [60], "gt": [62], "lt": [60] } }];

const EOF = -1;
const NULL = 0x00;
const TABULATION = 0x09;
const CARRIAGE_RETURN = 0x0D;
const LINE_FEED = 0x0A;
const FORM_FEED = 0x0C;
const SPACE = 0x20;
const EXCLAMATION_MARK = 0x21;
const QUOTATION_MARK = 0x22;
const NUMBER_SIGN = 0x23;
const AMPERSAND = 0x26;
const APOSTROPHE = 0x27;
const HYPHEN_MINUS = 0x2D;
const SOLIDUS = 0x2F;
const DIGIT_0 = 0x30;
const DIGIT_9 = 0x39;
const SEMICOLON = 0x3B;
const LESS_THAN_SIGN = 0x3C;
const EQUALS_SIGN = 0x3D;
const GREATER_THAN_SIGN = 0x3E;
const QUESTION_MARK = 0x3F;
const LATIN_CAPITAL_A = 0x41;
const LATIN_CAPITAL_D = 0x44;
const LATIN_CAPITAL_F = 0x46;
const LATIN_CAPITAL_X = 0x58;
const LATIN_CAPITAL_Z = 0x5A;
const LEFT_SQUARE_BRACKET = 0x5B;
const RIGHT_SQUARE_BRACKET = 0x5D;
const GRAVE_ACCENT = 0x60;
const LATIN_SMALL_A = 0x61;
const LATIN_SMALL_F = 0x66;
const LATIN_SMALL_X = 0x78;
const LATIN_SMALL_Z = 0x7A;
const LEFT_CURLY_BRACKET = 0x7B;
const RIGHT_CURLY_BRACKET = 0x7D;
const NULL_REPLACEMENT = 0xFFFD;
function isWhitespace(cp) {
    return cp === TABULATION || cp === LINE_FEED || cp === FORM_FEED || cp === CARRIAGE_RETURN || cp === SPACE;
}
function isUpperLetter(cp) {
    return cp >= LATIN_CAPITAL_A && cp <= LATIN_CAPITAL_Z;
}
function isLowerLetter(cp) {
    return cp >= LATIN_SMALL_A && cp <= LATIN_SMALL_Z;
}
function isLetter(cp) {
    return isLowerLetter(cp) || isUpperLetter(cp);
}
function isDigit(cp) {
    return cp >= DIGIT_0 && cp <= DIGIT_9;
}
function isUpperHexDigit(cp) {
    return cp >= LATIN_CAPITAL_A && cp <= LATIN_CAPITAL_F;
}
function isLowerHexDigit(cp) {
    return cp >= LATIN_SMALL_A && cp <= LATIN_SMALL_F;
}
function isHexDigit(cp) {
    return isDigit(cp) || isUpperHexDigit(cp) || isLowerHexDigit(cp);
}
function isControl(cp) {
    return (cp >= 0 && cp <= 0x1F) || (cp >= 0x7F && cp <= 0x9F);
}
function isSurrogate(cp) {
    return cp >= 0xD800 && cp <= 0xDFFF;
}
function isSurrogatePair(cp) {
    return cp >= 0xDC00 && cp <= 0xDFFF;
}
function isNonCharacter(cp) {
    return ((cp >= 0xFDD0 && cp <= 0xFDEF) ||
        ((cp & 0xFFFE) === 0xFFFE && cp <= 0x10FFFF));
}
function toLowerCodePoint(cp) {
    return cp + 0x0020;
}

class Tokenizer {
    constructor(text) {
        debug("[html] the source code length: %d", text.length);
        this.text = text;
        this.gaps = [];
        this.lineTerminators = [];
        this.lastCodePoint = NULL;
        this.offset = -1;
        this.column = -1;
        this.line = 1;
        this.state = "DATA";
        this.returnState = "DATA";
        this.reconsuming = false;
        this.buffer = [];
        this.crStartOffset = -1;
        this.crCode = 0;
        this.errors = [];
        this.committedToken = null;
        this.provisionalToken = null;
        this.currentToken = null;
        this.lastTagOpenToken = null;
        this.tokenStartOffset = -1;
        this.tokenStartColumn = -1;
        this.tokenStartLine = 1;
        this.namespace = NS.HTML;
        this.expressionEnabled = false;
    }
    nextToken() {
        let cp = this.lastCodePoint;
        while (this.committedToken == null && (cp !== EOF || this.reconsuming)) {
            if (this.provisionalToken != null && !this.isProvisionalState()) {
                this.commitProvisionalToken();
                if (this.committedToken != null) {
                    break;
                }
            }
            if (this.reconsuming) {
                this.reconsuming = false;
                cp = this.lastCodePoint;
            }
            else {
                cp = this.consumeNextCodePoint();
            }
            debug("[html] parse", cp, this.state);
            this.state = this[this.state](cp);
        }
        {
            const token = this.consumeCommittedToken();
            if (token != null) {
                return token;
            }
        }
        assert(cp === EOF);
        if (this.currentToken != null) {
            this.endToken();
            const token = this.consumeCommittedToken();
            if (token != null) {
                return token;
            }
        }
        return this.currentToken;
    }
    consumeCommittedToken() {
        const token = this.committedToken;
        this.committedToken = null;
        return token;
    }
    consumeNextCodePoint() {
        if (this.offset >= this.text.length) {
            this.lastCodePoint = EOF;
            return EOF;
        }
        this.offset += (this.lastCodePoint >= 0x10000 ? 2 : 1);
        if (this.offset >= this.text.length) {
            this.advanceLocation();
            this.lastCodePoint = EOF;
            return EOF;
        }
        const cp = this.text.codePointAt(this.offset);
        if (isSurrogate(this.text.charCodeAt(this.offset)) &&
            !isSurrogatePair(this.text.charCodeAt(this.offset + 1))) {
            this.reportParseError("surrogate-in-input-stream");
        }
        if (isNonCharacter(cp)) {
            this.reportParseError("noncharacter-in-input-stream");
        }
        if (isControl(cp) && !isWhitespace(cp) && cp !== NULL) {
            this.reportParseError("control-character-in-input-stream");
        }
        if (this.lastCodePoint === CARRIAGE_RETURN && cp === LINE_FEED) {
            this.lastCodePoint = LINE_FEED;
            this.gaps.push(this.offset);
            return this.consumeNextCodePoint();
        }
        this.advanceLocation();
        this.lastCodePoint = cp;
        if (cp === CARRIAGE_RETURN) {
            return LINE_FEED;
        }
        return cp;
    }
    advanceLocation() {
        if (this.lastCodePoint === LINE_FEED) {
            this.lineTerminators.push(this.offset);
            this.line += 1;
            this.column = 0;
        }
        else {
            this.column += (this.lastCodePoint >= 0x10000 ? 2 : 1);
        }
    }
    reconsumeAs(state) {
        this.reconsuming = true;
        return state;
    }
    reportParseError(code) {
        const error = ParseError.fromCode(code, this.offset, this.line, this.column);
        this.errors.push(error);
        debug("[html] syntax error:", error.message);
    }
    setStartTokenMark() {
        this.tokenStartOffset = this.offset;
        this.tokenStartLine = this.line;
        this.tokenStartColumn = this.column;
    }
    clearStartTokenMark() {
        this.tokenStartOffset = -1;
    }
    startToken(type) {
        if (this.tokenStartOffset === -1) {
            this.setStartTokenMark();
        }
        const offset = this.tokenStartOffset;
        const line = this.tokenStartLine;
        const column = this.tokenStartColumn;
        if (this.currentToken != null) {
            this.endToken();
        }
        this.tokenStartOffset = -1;
        const token = this.currentToken = {
            type,
            range: [offset, -1],
            loc: {
                start: { line, column },
                end: { line: -1, column: -1 },
            },
            value: "",
        };
        debug("[html] start token: %d %s", offset, token.type);
        return this.currentToken;
    }
    endToken() {
        if (this.currentToken == null) {
            throw new Error("Invalid state");
        }
        if (this.tokenStartOffset === -1) {
            this.setStartTokenMark();
        }
        const token = this.currentToken;
        const offset = this.tokenStartOffset;
        const line = this.tokenStartLine;
        const column = this.tokenStartColumn;
        const provisional = this.isProvisionalState();
        this.currentToken = null;
        this.tokenStartOffset = -1;
        token.range[1] = offset;
        token.loc.end.line = line;
        token.loc.end.column = column;
        if (token.range[0] === offset && !provisional) {
            debug("[html] abandon token: %j %s %j", token.range, token.type, token.value);
            return null;
        }
        if (provisional) {
            if (this.provisionalToken != null) {
                this.commitProvisionalToken();
            }
            this.provisionalToken = token;
            debug("[html] provisional-commit token: %j %s %j", token.range, token.type, token.value);
        }
        else {
            this.commitToken(token);
        }
        return token;
    }
    commitToken(token) {
        assert(this.committedToken == null, "Invalid state: the commited token existed already.");
        debug("[html] commit token: %j %j %s %j", token.range, token.loc, token.type, token.value);
        this.committedToken = token;
        if (token.type === "HTMLTagOpen") {
            this.lastTagOpenToken = token;
        }
    }
    isProvisionalState() {
        return this.state.startsWith("RCDATA_") || this.state.startsWith("RAWTEXT_");
    }
    commitProvisionalToken() {
        assert(this.provisionalToken != null, "Invalid state: the provisional token was not found.");
        const token = this.provisionalToken;
        this.provisionalToken = null;
        if (token.range[0] < token.range[1]) {
            this.commitToken(token);
        }
    }
    rollbackProvisionalToken() {
        assert(this.currentToken != null);
        assert(this.provisionalToken != null);
        const token = this.currentToken;
        debug("[html] rollback token: %d %s", token.range[0], token.type);
        this.currentToken = this.provisionalToken;
        this.provisionalToken = null;
    }
    appendTokenValue(cp, expected) {
        const token = this.currentToken;
        if (token == null || (expected != null && token.type !== expected)) {
            const msg1 = (expected ? `"${expected}" type` : "any token");
            const msg2 = (token ? `"${token.type}" type` : "no token");
            throw new Error(`Tokenizer: Invalid state. Expected ${msg1}, but got ${msg2}.`);
        }
        token.value += String.fromCodePoint(cp);
    }
    isAppropriateEndTagOpen() {
        return (this.currentToken != null &&
            this.lastTagOpenToken != null &&
            this.currentToken.type === "HTMLEndTagOpen" &&
            this.currentToken.value === this.lastTagOpenToken.value);
    }
    DATA(cp) {
        this.clearStartTokenMark();
        while (true) {
            const type = isWhitespace(cp) ? "HTMLWhitespace" : "HTMLText";
            if (this.currentToken != null && this.currentToken.type !== type) {
                this.endToken();
                return this.reconsumeAs(this.state);
            }
            if (this.currentToken == null) {
                this.startToken(type);
            }
            if (cp === AMPERSAND) {
                this.returnState = "DATA";
                return "CHARACTER_REFERENCE";
            }
            if (cp === LESS_THAN_SIGN) {
                this.setStartTokenMark();
                return "TAG_OPEN";
            }
            if (cp === LEFT_CURLY_BRACKET && this.expressionEnabled) {
                this.setStartTokenMark();
                this.returnState = "DATA";
                return "V_EXPRESSION_START";
            }
            if (cp === RIGHT_CURLY_BRACKET && this.expressionEnabled) {
                this.setStartTokenMark();
                this.returnState = "DATA";
                return "V_EXPRESSION_END";
            }
            if (cp === EOF) {
                return "DATA";
            }
            if (cp === NULL) {
                this.reportParseError("unexpected-null-character");
            }
            this.appendTokenValue(cp, type);
            cp = this.consumeNextCodePoint();
        }
    }
    RCDATA(cp) {
        this.clearStartTokenMark();
        while (true) {
            const type = isWhitespace(cp) ? "HTMLWhitespace" : "HTMLRCDataText";
            if (this.currentToken != null && this.currentToken.type !== type) {
                this.endToken();
                return this.reconsumeAs(this.state);
            }
            if (this.currentToken == null) {
                this.startToken(type);
            }
            if (cp === AMPERSAND) {
                this.returnState = "RCDATA";
                return "CHARACTER_REFERENCE";
            }
            if (cp === LESS_THAN_SIGN) {
                this.setStartTokenMark();
                return "RCDATA_LESS_THAN_SIGN";
            }
            if (cp === LEFT_CURLY_BRACKET && this.expressionEnabled) {
                this.setStartTokenMark();
                this.returnState = "RCDATA";
                return "V_EXPRESSION_START";
            }
            if (cp === RIGHT_CURLY_BRACKET && this.expressionEnabled) {
                this.setStartTokenMark();
                this.returnState = "RCDATA";
                return "V_EXPRESSION_END";
            }
            if (cp === EOF) {
                return "DATA";
            }
            if (cp === NULL) {
                this.reportParseError("unexpected-null-character");
                cp = NULL_REPLACEMENT;
            }
            this.appendTokenValue(cp, type);
            cp = this.consumeNextCodePoint();
        }
    }
    RAWTEXT(cp) {
        this.clearStartTokenMark();
        while (true) {
            const type = isWhitespace(cp) ? "HTMLWhitespace" : "HTMLRawText";
            if (this.currentToken != null && this.currentToken.type !== type) {
                this.endToken();
                return this.reconsumeAs(this.state);
            }
            if (this.currentToken == null) {
                this.startToken(type);
            }
            if (cp === LESS_THAN_SIGN) {
                this.setStartTokenMark();
                return "RAWTEXT_LESS_THAN_SIGN";
            }
            if (cp === LEFT_CURLY_BRACKET && this.expressionEnabled) {
                this.setStartTokenMark();
                this.returnState = "RAWTEXT";
                return "V_EXPRESSION_START";
            }
            if (cp === RIGHT_CURLY_BRACKET && this.expressionEnabled) {
                this.setStartTokenMark();
                this.returnState = "RAWTEXT";
                return "V_EXPRESSION_END";
            }
            if (cp === EOF) {
                return "DATA";
            }
            if (cp === NULL) {
                this.reportParseError("unexpected-null-character");
                cp = NULL_REPLACEMENT;
            }
            this.appendTokenValue(cp, type);
            cp = this.consumeNextCodePoint();
        }
    }
    TAG_OPEN(cp) {
        if (cp === EXCLAMATION_MARK) {
            return "MARKUP_DECLARATION_OPEN";
        }
        if (cp === SOLIDUS) {
            return "END_TAG_OPEN";
        }
        if (isLetter(cp)) {
            this.startToken("HTMLTagOpen");
            return this.reconsumeAs("TAG_NAME");
        }
        if (cp === QUESTION_MARK) {
            this.reportParseError("unexpected-question-mark-instead-of-tag-name");
            this.startToken("HTMLBogusComment");
            return this.reconsumeAs("BOGUS_COMMENT");
        }
        if (cp === EOF) {
            this.clearStartTokenMark();
            this.reportParseError("eof-before-tag-name");
            this.appendTokenValue(LESS_THAN_SIGN, "HTMLText");
            return "DATA";
        }
        this.reportParseError("invalid-first-character-of-tag-name");
        this.appendTokenValue(LESS_THAN_SIGN, "HTMLText");
        return this.reconsumeAs("DATA");
    }
    END_TAG_OPEN(cp) {
        if (isLetter(cp)) {
            this.startToken("HTMLEndTagOpen");
            return this.reconsumeAs("TAG_NAME");
        }
        if (cp === GREATER_THAN_SIGN) {
            this.endToken();
            this.reportParseError("missing-end-tag-name");
            return "DATA";
        }
        if (cp === EOF) {
            this.clearStartTokenMark();
            this.reportParseError("eof-before-tag-name");
            this.appendTokenValue(LESS_THAN_SIGN, "HTMLText");
            this.appendTokenValue(SOLIDUS, "HTMLText");
            return "DATA";
        }
        this.reportParseError("invalid-first-character-of-tag-name");
        this.startToken("HTMLBogusComment");
        return this.reconsumeAs("BOGUS_COMMENT");
    }
    TAG_NAME(cp) {
        while (true) {
            if (isWhitespace(cp)) {
                this.endToken();
                return "BEFORE_ATTRIBUTE_NAME";
            }
            if (cp === SOLIDUS) {
                this.endToken();
                this.setStartTokenMark();
                return "SELF_CLOSING_START_TAG";
            }
            if (cp === GREATER_THAN_SIGN) {
                this.startToken("HTMLTagClose");
                return "DATA";
            }
            if (cp === EOF) {
                this.reportParseError("eof-in-tag");
                return "DATA";
            }
            if (cp === NULL) {
                this.reportParseError("unexpected-null-character");
                cp = NULL_REPLACEMENT;
            }
            this.appendTokenValue(isUpperLetter(cp) ? toLowerCodePoint(cp) : cp, null);
            cp = this.consumeNextCodePoint();
        }
    }
    RCDATA_LESS_THAN_SIGN(cp) {
        if (cp === SOLIDUS) {
            this.buffer = [];
            return "RCDATA_END_TAG_OPEN";
        }
        this.appendTokenValue(LESS_THAN_SIGN, "HTMLRCDataText");
        return this.reconsumeAs("RCDATA");
    }
    RCDATA_END_TAG_OPEN(cp) {
        if (isLetter(cp)) {
            this.startToken("HTMLEndTagOpen");
            return this.reconsumeAs("RCDATA_END_TAG_NAME");
        }
        this.appendTokenValue(LESS_THAN_SIGN, "HTMLRCDataText");
        this.appendTokenValue(SOLIDUS, "HTMLRCDataText");
        return this.reconsumeAs("RCDATA");
    }
    RCDATA_END_TAG_NAME(cp) {
        while (true) {
            if (isWhitespace(cp) && this.isAppropriateEndTagOpen()) {
                this.endToken();
                return "BEFORE_ATTRIBUTE_NAME";
            }
            if (cp === SOLIDUS && this.isAppropriateEndTagOpen()) {
                this.endToken();
                this.setStartTokenMark();
                return "SELF_CLOSING_START_TAG";
            }
            if (cp === GREATER_THAN_SIGN && this.isAppropriateEndTagOpen()) {
                this.startToken("HTMLTagClose");
                return "DATA";
            }
            if (!isLetter(cp)) {
                this.rollbackProvisionalToken();
                this.appendTokenValue(LESS_THAN_SIGN, "HTMLRCDataText");
                this.appendTokenValue(SOLIDUS, "HTMLRCDataText");
                for (const cp1 of this.buffer) {
                    this.appendTokenValue(cp1, "HTMLRCDataText");
                }
                return this.reconsumeAs("RCDATA");
            }
            this.appendTokenValue(isUpperLetter(cp) ? toLowerCodePoint(cp) : cp, "HTMLEndTagOpen");
            this.buffer.push(cp);
            cp = this.consumeNextCodePoint();
        }
    }
    RAWTEXT_LESS_THAN_SIGN(cp) {
        if (cp === SOLIDUS) {
            this.buffer = [];
            return "RAWTEXT_END_TAG_OPEN";
        }
        this.appendTokenValue(LESS_THAN_SIGN, "HTMLRawText");
        return this.reconsumeAs("RAWTEXT");
    }
    RAWTEXT_END_TAG_OPEN(cp) {
        if (isLetter(cp)) {
            this.startToken("HTMLEndTagOpen");
            return this.reconsumeAs("RAWTEXT_END_TAG_NAME");
        }
        this.appendTokenValue(LESS_THAN_SIGN, "HTMLRawText");
        this.appendTokenValue(SOLIDUS, "HTMLRawText");
        return this.reconsumeAs("RAWTEXT");
    }
    RAWTEXT_END_TAG_NAME(cp) {
        while (true) {
            if (cp === SOLIDUS && this.isAppropriateEndTagOpen()) {
                this.endToken();
                this.setStartTokenMark();
                return "SELF_CLOSING_START_TAG";
            }
            if (cp === GREATER_THAN_SIGN && this.isAppropriateEndTagOpen()) {
                this.startToken("HTMLTagClose");
                return "DATA";
            }
            if (isWhitespace(cp) && this.isAppropriateEndTagOpen()) {
                this.endToken();
                return "BEFORE_ATTRIBUTE_NAME";
            }
            if (!isLetter(cp)) {
                this.rollbackProvisionalToken();
                this.appendTokenValue(LESS_THAN_SIGN, "HTMLRawText");
                this.appendTokenValue(SOLIDUS, "HTMLRawText");
                for (const cp1 of this.buffer) {
                    this.appendTokenValue(cp1, "HTMLRawText");
                }
                return this.reconsumeAs("RAWTEXT");
            }
            this.appendTokenValue(isUpperLetter(cp) ? toLowerCodePoint(cp) : cp, "HTMLEndTagOpen");
            this.buffer.push(cp);
            cp = this.consumeNextCodePoint();
        }
    }
    BEFORE_ATTRIBUTE_NAME(cp) {
        while (isWhitespace(cp)) {
            cp = this.consumeNextCodePoint();
        }
        if (cp === SOLIDUS || cp === GREATER_THAN_SIGN || cp === EOF) {
            return this.reconsumeAs("AFTER_ATTRIBUTE_NAME");
        }
        if (cp === EQUALS_SIGN) {
            this.reportParseError("unexpected-equals-sign-before-attribute-name");
            this.startToken("HTMLIdentifier");
            this.appendTokenValue(cp, "HTMLIdentifier");
            return "ATTRIBUTE_NAME";
        }
        this.startToken("HTMLIdentifier");
        return this.reconsumeAs("ATTRIBUTE_NAME");
    }
    ATTRIBUTE_NAME(cp) {
        while (true) {
            if (isWhitespace(cp) || cp === SOLIDUS || cp === GREATER_THAN_SIGN || cp === EOF) {
                this.endToken();
                return this.reconsumeAs("AFTER_ATTRIBUTE_NAME");
            }
            if (cp === EQUALS_SIGN) {
                this.startToken("HTMLAssociation");
                return "BEFORE_ATTRIBUTE_VALUE";
            }
            if (cp === NULL) {
                this.reportParseError("unexpected-null-character");
                cp = NULL_REPLACEMENT;
            }
            if (cp === QUOTATION_MARK || cp === APOSTROPHE || cp === LESS_THAN_SIGN) {
                this.reportParseError("unexpected-character-in-attribute-name");
            }
            this.appendTokenValue(isUpperLetter(cp) ? toLowerCodePoint(cp) : cp, "HTMLIdentifier");
            cp = this.consumeNextCodePoint();
        }
    }
    AFTER_ATTRIBUTE_NAME(cp) {
        while (isWhitespace(cp)) {
            cp = this.consumeNextCodePoint();
        }
        if (cp === SOLIDUS) {
            this.setStartTokenMark();
            return "SELF_CLOSING_START_TAG";
        }
        if (cp === EQUALS_SIGN) {
            this.startToken("HTMLAssociation");
            return "BEFORE_ATTRIBUTE_VALUE";
        }
        if (cp === GREATER_THAN_SIGN) {
            this.startToken("HTMLTagClose");
            return "DATA";
        }
        if (cp === EOF) {
            this.reportParseError("eof-in-tag");
            return "DATA";
        }
        this.startToken("HTMLIdentifier");
        return this.reconsumeAs("ATTRIBUTE_NAME");
    }
    BEFORE_ATTRIBUTE_VALUE(cp) {
        this.endToken();
        while (isWhitespace(cp)) {
            cp = this.consumeNextCodePoint();
        }
        if (cp === GREATER_THAN_SIGN) {
            this.reportParseError("missing-attribute-value");
            this.startToken("HTMLTagClose");
            return "DATA";
        }
        this.startToken("HTMLLiteral");
        if (cp === QUOTATION_MARK) {
            return "ATTRIBUTE_VALUE_DOUBLE_QUOTED";
        }
        if (cp === APOSTROPHE) {
            return "ATTRIBUTE_VALUE_SINGLE_QUOTED";
        }
        return this.reconsumeAs("ATTRIBUTE_VALUE_UNQUOTED");
    }
    ATTRIBUTE_VALUE_DOUBLE_QUOTED(cp) {
        while (true) {
            if (cp === QUOTATION_MARK) {
                return "AFTER_ATTRIBUTE_VALUE_QUOTED";
            }
            if (cp === AMPERSAND) {
                this.returnState = "ATTRIBUTE_VALUE_DOUBLE_QUOTED";
                return "CHARACTER_REFERENCE";
            }
            if (cp === NULL) {
                this.reportParseError("unexpected-null-character");
                cp = NULL_REPLACEMENT;
            }
            if (cp === EOF) {
                this.reportParseError("eof-in-tag");
                return "DATA";
            }
            this.appendTokenValue(cp, "HTMLLiteral");
            cp = this.consumeNextCodePoint();
        }
    }
    ATTRIBUTE_VALUE_SINGLE_QUOTED(cp) {
        while (true) {
            if (cp === APOSTROPHE) {
                return "AFTER_ATTRIBUTE_VALUE_QUOTED";
            }
            if (cp === AMPERSAND) {
                this.returnState = "ATTRIBUTE_VALUE_SINGLE_QUOTED";
                return "CHARACTER_REFERENCE";
            }
            if (cp === NULL) {
                this.reportParseError("unexpected-null-character");
                cp = NULL_REPLACEMENT;
            }
            if (cp === EOF) {
                this.reportParseError("eof-in-tag");
                return "DATA";
            }
            this.appendTokenValue(cp, "HTMLLiteral");
            cp = this.consumeNextCodePoint();
        }
    }
    ATTRIBUTE_VALUE_UNQUOTED(cp) {
        while (true) {
            if (isWhitespace(cp)) {
                this.endToken();
                return "BEFORE_ATTRIBUTE_NAME";
            }
            if (cp === AMPERSAND) {
                this.returnState = "ATTRIBUTE_VALUE_UNQUOTED";
                return "CHARACTER_REFERENCE";
            }
            if (cp === GREATER_THAN_SIGN) {
                this.startToken("HTMLTagClose");
                return "DATA";
            }
            if (cp === NULL) {
                this.reportParseError("unexpected-null-character");
                cp = NULL_REPLACEMENT;
            }
            if (cp === QUOTATION_MARK || cp === APOSTROPHE || cp === LESS_THAN_SIGN || cp === EQUALS_SIGN || cp === GRAVE_ACCENT) {
                this.reportParseError("unexpected-character-in-unquoted-attribute-value");
            }
            if (cp === EOF) {
                this.reportParseError("eof-in-tag");
                return "DATA";
            }
            this.appendTokenValue(cp, "HTMLLiteral");
            cp = this.consumeNextCodePoint();
        }
    }
    AFTER_ATTRIBUTE_VALUE_QUOTED(cp) {
        this.endToken();
        if (isWhitespace(cp)) {
            return "BEFORE_ATTRIBUTE_NAME";
        }
        if (cp === SOLIDUS) {
            this.setStartTokenMark();
            return "SELF_CLOSING_START_TAG";
        }
        if (cp === GREATER_THAN_SIGN) {
            this.startToken("HTMLTagClose");
            return "DATA";
        }
        if (cp === EOF) {
            this.reportParseError("eof-in-tag");
            return "DATA";
        }
        this.reportParseError("missing-whitespace-between-attributes");
        return this.reconsumeAs("BEFORE_ATTRIBUTE_NAME");
    }
    SELF_CLOSING_START_TAG(cp) {
        if (cp === GREATER_THAN_SIGN) {
            this.startToken("HTMLSelfClosingTagClose");
            return "DATA";
        }
        if (cp === EOF) {
            this.reportParseError("eof-in-tag");
            return "DATA";
        }
        this.reportParseError("unexpected-solidus-in-tag");
        this.clearStartTokenMark();
        return this.reconsumeAs("BEFORE_ATTRIBUTE_NAME");
    }
    BOGUS_COMMENT(cp) {
        while (true) {
            if (cp === GREATER_THAN_SIGN) {
                return "DATA";
            }
            if (cp === EOF) {
                return "DATA";
            }
            if (cp === NULL) {
                cp = NULL_REPLACEMENT;
            }
            this.appendTokenValue(cp, null);
            cp = this.consumeNextCodePoint();
        }
    }
    MARKUP_DECLARATION_OPEN(cp) {
        if (cp === HYPHEN_MINUS && this.text[this.offset + 1] === "-") {
            this.offset += 1;
            this.column += 1;
            this.startToken("HTMLComment");
            return "COMMENT_START";
        }
        if (cp === LATIN_CAPITAL_D && this.text.slice(this.offset + 1, this.offset + 7) === "OCTYPE") {
            this.startToken("HTMLBogusComment");
            this.appendTokenValue(cp, "HTMLBogusComment");
            return "BOGUS_COMMENT";
        }
        if (cp === LEFT_SQUARE_BRACKET && this.text.slice(this.offset + 1, this.offset + 7) === "CDATA[") {
            this.offset += 6;
            this.column += 6;
            if (this.namespace === NS.HTML) {
                this.reportParseError("cdata-in-html-content");
                this.startToken("HTMLBogusComment").value = "[CDATA[";
                return "BOGUS_COMMENT";
            }
            this.startToken("HTMLCDataText");
            return "CDATA_SECTION";
        }
        this.reportParseError("incorrectly-opened-comment");
        this.startToken("HTMLBogusComment");
        return this.reconsumeAs("BOGUS_COMMENT");
    }
    COMMENT_START(cp) {
        if (cp === HYPHEN_MINUS) {
            return "COMMENT_START_DASH";
        }
        if (cp === GREATER_THAN_SIGN) {
            this.reportParseError("abrupt-closing-of-empty-comment");
            return "DATA";
        }
        return this.reconsumeAs("COMMENT");
    }
    COMMENT_START_DASH(cp) {
        if (cp === HYPHEN_MINUS) {
            return "COMMENT_END";
        }
        if (cp === GREATER_THAN_SIGN) {
            this.reportParseError("abrupt-closing-of-empty-comment");
            return "DATA";
        }
        if (cp === EOF) {
            this.reportParseError("eof-in-comment");
            return "DATA";
        }
        this.appendTokenValue(HYPHEN_MINUS, "HTMLComment");
        return this.reconsumeAs("COMMENT");
    }
    COMMENT(cp) {
        while (true) {
            if (cp === LESS_THAN_SIGN) {
                this.appendTokenValue(LESS_THAN_SIGN, "HTMLComment");
                return "COMMENT_LESS_THAN_SIGN";
            }
            if (cp === HYPHEN_MINUS) {
                return "COMMENT_END_DASH";
            }
            if (cp === NULL) {
                this.reportParseError("unexpected-null-character");
                cp = NULL_REPLACEMENT;
            }
            if (cp === EOF) {
                this.reportParseError("eof-in-comment");
                return "DATA";
            }
            this.appendTokenValue(cp, "HTMLComment");
            cp = this.consumeNextCodePoint();
        }
    }
    COMMENT_LESS_THAN_SIGN(cp) {
        while (true) {
            if (cp === EXCLAMATION_MARK) {
                this.appendTokenValue(cp, "HTMLComment");
                return "COMMENT_LESS_THAN_SIGN_BANG";
            }
            if (cp !== LESS_THAN_SIGN) {
                return this.reconsumeAs("COMMENT");
            }
            this.appendTokenValue(cp, "HTMLComment");
            cp = this.consumeNextCodePoint();
        }
    }
    COMMENT_LESS_THAN_SIGN_BANG(cp) {
        if (cp === HYPHEN_MINUS) {
            return "COMMENT_LESS_THAN_SIGN_BANG_DASH";
        }
        return this.reconsumeAs("COMMENT");
    }
    COMMENT_LESS_THAN_SIGN_BANG_DASH(cp) {
        if (cp === HYPHEN_MINUS) {
            return "COMMENT_LESS_THAN_SIGN_BANG_DASH_DASH";
        }
        return this.reconsumeAs("COMMENT_END_DASH");
    }
    COMMENT_LESS_THAN_SIGN_BANG_DASH_DASH(cp) {
        if (cp !== GREATER_THAN_SIGN && cp !== EOF) {
            this.reportParseError("nested-comment");
        }
        return this.reconsumeAs("COMMENT_END");
    }
    COMMENT_END_DASH(cp) {
        if (cp === HYPHEN_MINUS) {
            return "COMMENT_END";
        }
        if (cp === EOF) {
            this.reportParseError("eof-in-comment");
            return "DATA";
        }
        this.appendTokenValue(HYPHEN_MINUS, "HTMLComment");
        return this.reconsumeAs("COMMENT");
    }
    COMMENT_END(cp) {
        while (true) {
            if (cp === GREATER_THAN_SIGN) {
                return "DATA";
            }
            if (cp === EXCLAMATION_MARK) {
                return "COMMENT_END_BANG";
            }
            if (cp === EOF) {
                this.reportParseError("eof-in-comment");
                return "DATA";
            }
            this.appendTokenValue(HYPHEN_MINUS, "HTMLComment");
            if (cp !== HYPHEN_MINUS) {
                return this.reconsumeAs("COMMENT");
            }
            cp = this.consumeNextCodePoint();
        }
    }
    COMMENT_END_BANG(cp) {
        if (cp === HYPHEN_MINUS) {
            this.appendTokenValue(HYPHEN_MINUS, "HTMLComment");
            this.appendTokenValue(EXCLAMATION_MARK, "HTMLComment");
            return "COMMENT_END_DASH";
        }
        if (cp === GREATER_THAN_SIGN) {
            this.reportParseError("incorrectly-closed-comment");
            return "DATA";
        }
        if (cp === EOF) {
            this.reportParseError("eof-in-comment");
            return "DATA";
        }
        this.appendTokenValue(HYPHEN_MINUS, "HTMLComment");
        this.appendTokenValue(EXCLAMATION_MARK, "HTMLComment");
        return this.reconsumeAs("COMMENT");
    }
    CDATA_SECTION(cp) {
        while (true) {
            if (cp === RIGHT_SQUARE_BRACKET) {
                return "CDATA_SECTION_BRACKET";
            }
            if (cp === EOF) {
                this.reportParseError("eof-in-cdata");
                return "DATA";
            }
            this.appendTokenValue(cp, "HTMLCDataText");
            cp = this.consumeNextCodePoint();
        }
    }
    CDATA_SECTION_BRACKET(cp) {
        if (cp === RIGHT_SQUARE_BRACKET) {
            return "CDATA_SECTION_END";
        }
        this.appendTokenValue(RIGHT_SQUARE_BRACKET, "HTMLCDataText");
        return this.reconsumeAs("CDATA_SECTION");
    }
    CDATA_SECTION_END(cp) {
        while (true) {
            if (cp === GREATER_THAN_SIGN) {
                return "DATA";
            }
            if (cp !== RIGHT_SQUARE_BRACKET) {
                this.appendTokenValue(RIGHT_SQUARE_BRACKET, "HTMLCDataText");
                this.appendTokenValue(RIGHT_SQUARE_BRACKET, "HTMLCDataText");
                return this.reconsumeAs("CDATA_SECTION");
            }
            this.appendTokenValue(RIGHT_SQUARE_BRACKET, "HTMLCDataText");
            cp = this.consumeNextCodePoint();
        }
    }
    CHARACTER_REFERENCE(cp) {
        this.crStartOffset = this.offset - 1;
        this.buffer = [AMPERSAND];
        if (isWhitespace(cp) || cp === LESS_THAN_SIGN || cp === EOF) {
            return this.reconsumeAs("CHARACTER_REFERENCE_END");
        }
        if (cp === NUMBER_SIGN) {
            this.buffer.push(cp);
            return "NUMERIC_CHARACTER_REFERENCE";
        }
        return this.reconsumeAs("NAMED_CHARACTER_REFERENCE");
    }
    NAMED_CHARACTER_REFERENCE(cp) {
        for (const entitySet of entitySets) {
            const length = entitySet.length;
            const entities = entitySet.entities;
            const text = this.text.slice(this.offset, this.offset + length);
            const codepoints = entities[text];
            if (codepoints == null) {
                continue;
            }
            const semi = text.endsWith(";");
            const next = this.text.codePointAt(this.offset + 1);
            this.offset += length - 1;
            this.column += length - 1;
            if (this.returnState.startsWith("ATTR") &&
                !semi &&
                next != null &&
                (next === EQUALS_SIGN || isLetter(next) || isDigit(next))) {
                for (const cp1 of text) {
                    this.buffer.push(cp1.codePointAt(0));
                }
            }
            else {
                if (!semi) {
                    this.reportParseError("missing-semicolon-after-character-reference");
                }
                this.buffer = codepoints;
            }
            return "CHARACTER_REFERENCE_END";
        }
        for (const cp0 of this.buffer) {
            this.appendTokenValue(cp0, null);
        }
        this.appendTokenValue(cp, null);
        return "AMBIGUOUS_AMPERSAND";
    }
    AMBIGUOUS_AMPERSAND(cp) {
        while (isDigit(cp) || isLetter(cp)) {
            this.appendTokenValue(cp, null);
            cp = this.consumeNextCodePoint();
        }
        if (cp === SEMICOLON) {
            this.reportParseError("unknown-named-character-reference");
        }
        return this.reconsumeAs(this.returnState);
    }
    NUMERIC_CHARACTER_REFERENCE(cp) {
        this.crCode = 0;
        if (cp === LATIN_SMALL_X || cp === LATIN_CAPITAL_X) {
            this.buffer.push(cp);
            return "HEXADEMICAL_CHARACTER_REFERENCE_START";
        }
        return this.reconsumeAs("DECIMAL_CHARACTER_REFERENCE_START");
    }
    HEXADEMICAL_CHARACTER_REFERENCE_START(cp) {
        if (isHexDigit(cp)) {
            return this.reconsumeAs("HEXADEMICAL_CHARACTER_REFERENCE");
        }
        this.reportParseError("absence-of-digits-in-numeric-character-reference");
        return this.reconsumeAs("CHARACTER_REFERENCE_END");
    }
    DECIMAL_CHARACTER_REFERENCE_START(cp) {
        if (isDigit(cp)) {
            return this.reconsumeAs("DECIMAL_CHARACTER_REFERENCE");
        }
        this.reportParseError("absence-of-digits-in-numeric-character-reference");
        return this.reconsumeAs("CHARACTER_REFERENCE_END");
    }
    HEXADEMICAL_CHARACTER_REFERENCE(cp) {
        while (true) {
            if (isDigit(cp)) {
                this.crCode = 16 * this.crCode + (cp - 0x30);
            }
            else if (isUpperHexDigit(cp)) {
                this.crCode = 16 * this.crCode + (cp - 0x37);
            }
            else if (isLowerHexDigit(cp)) {
                this.crCode = 16 * this.crCode + (cp - 0x57);
            }
            else {
                if (cp === SEMICOLON) {
                    return "NUMERIC_CHARACTER_REFERENCE_END";
                }
                this.reportParseError("missing-semicolon-after-character-reference");
                return this.reconsumeAs("NUMERIC_CHARACTER_REFERENCE_END");
            }
            cp = this.consumeNextCodePoint();
        }
    }
    DECIMAL_CHARACTER_REFERENCE(cp) {
        while (true) {
            if (isDigit(cp)) {
                this.crCode = 10 * this.crCode + (cp - 0x30);
            }
            else {
                if (cp === SEMICOLON) {
                    return "NUMERIC_CHARACTER_REFERENCE_END";
                }
                this.reportParseError("missing-semicolon-after-character-reference");
                return this.reconsumeAs("NUMERIC_CHARACTER_REFERENCE_END");
            }
            cp = this.consumeNextCodePoint();
        }
    }
    NUMERIC_CHARACTER_REFERENCE_END(_cp) {
        let code = this.crCode;
        if (code === 0) {
            this.reportParseError("null-character-reference");
            code = NULL_REPLACEMENT;
        }
        else if (code > 0x10FFFF) {
            this.reportParseError("character-reference-outside-unicode-range");
            code = NULL_REPLACEMENT;
        }
        else if (isSurrogate(code)) {
            this.reportParseError("surrogate-character-reference");
            code = NULL_REPLACEMENT;
        }
        else if (isNonCharacter(code)) {
            this.reportParseError("noncharacter-character-reference");
        }
        else if (code === 0x0D || (isControl(code) && !isWhitespace(code))) {
            this.reportParseError("control-character-reference");
            code = alternativeCR.get(code) || code;
        }
        this.buffer = [code];
        return this.reconsumeAs("CHARACTER_REFERENCE_END");
    }
    CHARACTER_REFERENCE_END(_cp) {
        assert(this.currentToken != null);
        const token = this.currentToken;
        const len0 = token.value.length;
        for (const cp1 of this.buffer) {
            this.appendTokenValue(cp1, null);
        }
        const newLength = token.value.length - len0;
        for (let i = this.crStartOffset + newLength; i < this.offset; ++i) {
            this.gaps.push(i);
        }
        return this.reconsumeAs(this.returnState);
    }
    V_EXPRESSION_START(cp) {
        if (cp === LEFT_CURLY_BRACKET) {
            this.startToken("VExpressionStart");
            this.appendTokenValue(LEFT_CURLY_BRACKET, null);
            this.appendTokenValue(LEFT_CURLY_BRACKET, null);
            return this.returnState;
        }
        this.appendTokenValue(LEFT_CURLY_BRACKET, null);
        return this.reconsumeAs(this.returnState);
    }
    V_EXPRESSION_END(cp) {
        if (cp === RIGHT_CURLY_BRACKET) {
            this.startToken("VExpressionEnd");
            this.appendTokenValue(RIGHT_CURLY_BRACKET, null);
            this.appendTokenValue(RIGHT_CURLY_BRACKET, null);
            return this.returnState;
        }
        this.appendTokenValue(RIGHT_CURLY_BRACKET, null);
        return this.reconsumeAs(this.returnState);
    }
}

function getPossibleTypes(parsedSelector) {
    switch (parsedSelector.type) {
        case "identifier":
            return [parsedSelector.value];
        case "matches": {
            const typesForComponents = parsedSelector.selectors.map(getPossibleTypes);
            if (typesForComponents.every(Boolean)) {
                return union.apply(null, typesForComponents);
            }
            return null;
        }
        case "compound": {
            const typesForComponents = parsedSelector.selectors.map(getPossibleTypes).filter(typesForComponent => typesForComponent);
            if (!typesForComponents.length) {
                return null;
            }
            return intersection.apply(null, typesForComponents);
        }
        case "child":
        case "descendant":
        case "sibling":
        case "adjacent":
            return getPossibleTypes(parsedSelector.right);
        default:
            return null;
    }
}
function countClassAttributes(parsedSelector) {
    switch (parsedSelector.type) {
        case "child":
        case "descendant":
        case "sibling":
        case "adjacent":
            return countClassAttributes(parsedSelector.left) + countClassAttributes(parsedSelector.right);
        case "compound":
        case "not":
        case "matches":
            return parsedSelector.selectors.reduce((sum, childSelector) => sum + countClassAttributes(childSelector), 0);
        case "attribute":
        case "field":
        case "nth-child":
        case "nth-last-child":
            return 1;
        default:
            return 0;
    }
}
function countIdentifiers(parsedSelector) {
    switch (parsedSelector.type) {
        case "child":
        case "descendant":
        case "sibling":
        case "adjacent":
            return countIdentifiers(parsedSelector.left) + countIdentifiers(parsedSelector.right);
        case "compound":
        case "not":
        case "matches":
            return parsedSelector.selectors.reduce((sum, childSelector) => sum + countIdentifiers(childSelector), 0);
        case "identifier":
            return 1;
        default:
            return 0;
    }
}
function compareSpecificity(selectorA, selectorB) {
    return selectorA.attributeCount - selectorB.attributeCount ||
        selectorA.identifierCount - selectorB.identifierCount ||
        (selectorA.rawSelector <= selectorB.rawSelector ? -1 : 1);
}
function tryParseSelector(rawSelector) {
    try {
        return esquery.parse(rawSelector.replace(/:exit$/, ""));
    }
    catch (err) {
        if (typeof err.offset === "number") {
            throw new Error(`Syntax error in selector "${rawSelector}" at position ${err.offset}: ${err.message}`);
        }
        throw err;
    }
}
const parseSelector = memoize(rawSelector => {
    const parsedSelector = tryParseSelector(rawSelector);
    return {
        rawSelector,
        isExit: rawSelector.endsWith(":exit"),
        parsedSelector,
        listenerTypes: getPossibleTypes(parsedSelector),
        attributeCount: countClassAttributes(parsedSelector),
        identifierCount: countIdentifiers(parsedSelector),
    };
});
class NodeEventGenerator {
    constructor(emitter) {
        this.emitter = emitter;
        this.currentAncestry = [];
        this.enterSelectorsByNodeType = new Map();
        this.exitSelectorsByNodeType = new Map();
        this.anyTypeEnterSelectors = [];
        this.anyTypeExitSelectors = [];
        const eventNames = typeof emitter.eventNames === "function"
            ? emitter.eventNames()
            : Object.keys(emitter._events);
        for (const rawSelector of eventNames) {
            if (typeof rawSelector === "symbol") {
                continue;
            }
            const selector = parseSelector(rawSelector);
            if (selector.listenerTypes) {
                for (const nodeType of selector.listenerTypes) {
                    const typeMap = selector.isExit ? this.exitSelectorsByNodeType : this.enterSelectorsByNodeType;
                    let selectors = typeMap.get(nodeType);
                    if (selectors == null) {
                        typeMap.set(nodeType, (selectors = []));
                    }
                    selectors.push(selector);
                }
            }
            else {
                (selector.isExit ? this.anyTypeExitSelectors : this.anyTypeEnterSelectors).push(selector);
            }
        }
        this.anyTypeEnterSelectors.sort(compareSpecificity);
        this.anyTypeExitSelectors.sort(compareSpecificity);
        for (const selectorList of this.enterSelectorsByNodeType.values()) {
            selectorList.sort(compareSpecificity);
        }
        for (const selectorList of this.exitSelectorsByNodeType.values()) {
            selectorList.sort(compareSpecificity);
        }
    }
    applySelector(node, selector) {
        if (esquery.matches(node, selector.parsedSelector, this.currentAncestry)) {
            this.emitter.emit(selector.rawSelector, node);
        }
    }
    applySelectors(node, isExit) {
        const selectorsByNodeType = (isExit ? this.exitSelectorsByNodeType : this.enterSelectorsByNodeType).get(node.type) || [];
        const anyTypeSelectors = isExit ? this.anyTypeExitSelectors : this.anyTypeEnterSelectors;
        let selectorsByTypeIndex = 0;
        let anyTypeSelectorsIndex = 0;
        while (selectorsByTypeIndex < selectorsByNodeType.length || anyTypeSelectorsIndex < anyTypeSelectors.length) {
            if (selectorsByTypeIndex >= selectorsByNodeType.length ||
                (anyTypeSelectorsIndex < anyTypeSelectors.length && compareSpecificity(anyTypeSelectors[anyTypeSelectorsIndex], selectorsByNodeType[selectorsByTypeIndex]) < 0)) {
                this.applySelector(node, anyTypeSelectors[anyTypeSelectorsIndex++]);
            }
            else {
                this.applySelector(node, selectorsByNodeType[selectorsByTypeIndex++]);
            }
        }
    }
    enterNode(node) {
        if (node.parent) {
            this.currentAncestry.unshift(node.parent);
        }
        this.applySelectors(node, false);
    }
    leaveNode(node) {
        this.applySelectors(node, true);
        this.currentAncestry.shift();
    }
}

function getStartLocation(token) {
    return token.range[0];
}
function search(tokens, location) {
    return sortedIndexBy(tokens, { range: [location] }, getStartLocation);
}
function getFirstIndex(tokens, indexMap, startLoc) {
    if (startLoc in indexMap) {
        return indexMap[startLoc];
    }
    if ((startLoc - 1) in indexMap) {
        const index = indexMap[startLoc - 1];
        const token = (index >= 0 && index < tokens.length) ? tokens[index] : null;
        if (token && token.range[0] >= startLoc) {
            return index;
        }
        return index + 1;
    }
    return 0;
}
function getLastIndex(tokens, indexMap, endLoc) {
    if (endLoc in indexMap) {
        return indexMap[endLoc] - 1;
    }
    if ((endLoc - 1) in indexMap) {
        const index = indexMap[endLoc - 1];
        const token = (index >= 0 && index < tokens.length) ? tokens[index] : null;
        if (token && token.range[1] > endLoc) {
            return index - 1;
        }
        return index;
    }
    return tokens.length - 1;
}

class Cursor {
    constructor() {
        this.current = null;
    }
    getOneToken() {
        return this.moveNext() ? this.current : null;
    }
    getAllTokens() {
        const tokens = [];
        while (this.moveNext()) {
            tokens.push(this.current);
        }
        return tokens;
    }
}

class BackwardTokenCommentCursor extends Cursor {
    constructor(tokens, comments, indexMap, startLoc, endLoc) {
        super();
        this.tokens = tokens;
        this.comments = comments;
        this.tokenIndex = getLastIndex(tokens, indexMap, endLoc);
        this.commentIndex = search(comments, endLoc) - 1;
        this.border = startLoc;
    }
    moveNext() {
        const token = (this.tokenIndex >= 0) ? this.tokens[this.tokenIndex] : null;
        const comment = (this.commentIndex >= 0) ? this.comments[this.commentIndex] : null;
        if (token && (!comment || token.range[1] > comment.range[1])) {
            this.current = token;
            this.tokenIndex -= 1;
        }
        else if (comment) {
            this.current = comment;
            this.commentIndex -= 1;
        }
        else {
            this.current = null;
        }
        return this.current != null && (this.border === -1 || this.current.range[0] >= this.border);
    }
}

class BackwardTokenCursor extends Cursor {
    constructor(tokens, _comments, indexMap, startLoc, endLoc) {
        super();
        this.tokens = tokens;
        this.index = getLastIndex(tokens, indexMap, endLoc);
        this.indexEnd = getFirstIndex(tokens, indexMap, startLoc);
    }
    moveNext() {
        if (this.index >= this.indexEnd) {
            this.current = this.tokens[this.index];
            this.index -= 1;
            return true;
        }
        return false;
    }
    getOneToken() {
        return (this.index >= this.indexEnd) ? this.tokens[this.index] : null;
    }
}

class DecorativeCursor extends Cursor {
    constructor(cursor) {
        super();
        this.cursor = cursor;
    }
    moveNext() {
        const retv = this.cursor.moveNext();
        this.current = this.cursor.current;
        return retv;
    }
}

class FilterCursor extends DecorativeCursor {
    constructor(cursor, predicate) {
        super(cursor);
        this.predicate = predicate;
    }
    moveNext() {
        const predicate = this.predicate;
        while (super.moveNext()) {
            if (predicate(this.current)) {
                return true;
            }
        }
        return false;
    }
}

class ForwardTokenCommentCursor extends Cursor {
    constructor(tokens, comments, indexMap, startLoc, endLoc) {
        super();
        this.tokens = tokens;
        this.comments = comments;
        this.tokenIndex = getFirstIndex(tokens, indexMap, startLoc);
        this.commentIndex = search(comments, startLoc);
        this.border = endLoc;
    }
    moveNext() {
        const token = (this.tokenIndex < this.tokens.length) ? this.tokens[this.tokenIndex] : null;
        const comment = (this.commentIndex < this.comments.length) ? this.comments[this.commentIndex] : null;
        if (token && (!comment || token.range[0] < comment.range[0])) {
            this.current = token;
            this.tokenIndex += 1;
        }
        else if (comment) {
            this.current = comment;
            this.commentIndex += 1;
        }
        else {
            this.current = null;
        }
        return this.current != null && (this.border === -1 || this.current.range[1] <= this.border);
    }
}

class ForwardTokenCursor extends Cursor {
    constructor(tokens, _comments, indexMap, startLoc, endLoc) {
        super();
        this.tokens = tokens;
        this.index = getFirstIndex(tokens, indexMap, startLoc);
        this.indexEnd = getLastIndex(tokens, indexMap, endLoc);
    }
    moveNext() {
        if (this.index <= this.indexEnd) {
            this.current = this.tokens[this.index];
            this.index += 1;
            return true;
        }
        return false;
    }
    getOneToken() {
        return (this.index <= this.indexEnd) ? this.tokens[this.index] : null;
    }
    getAllTokens() {
        return this.tokens.slice(this.index, this.indexEnd + 1);
    }
}

class LimitCursor extends DecorativeCursor {
    constructor(cursor, count) {
        super(cursor);
        this.count = count;
    }
    moveNext() {
        if (this.count > 0) {
            this.count -= 1;
            return super.moveNext();
        }
        return false;
    }
}

class SkipCursor extends DecorativeCursor {
    constructor(cursor, count) {
        super(cursor);
        this.count = count;
    }
    moveNext() {
        while (this.count > 0) {
            this.count -= 1;
            if (!super.moveNext()) {
                return false;
            }
        }
        return super.moveNext();
    }
}

class CursorFactory {
    constructor(TokenCursor, TokenCommentCursor) {
        this.TokenCursor = TokenCursor;
        this.TokenCommentCursor = TokenCommentCursor;
    }
    createBaseCursor(tokens, comments, indexMap, startLoc, endLoc, includeComments) {
        const TokenCursor = includeComments ? this.TokenCommentCursor : this.TokenCursor;
        return new TokenCursor(tokens, comments, indexMap, startLoc, endLoc);
    }
    createCursor(tokens, comments, indexMap, startLoc, endLoc, includeComments, filter, skip, count) {
        let cursor = this.createBaseCursor(tokens, comments, indexMap, startLoc, endLoc, includeComments);
        if (filter) {
            cursor = new FilterCursor(cursor, filter);
        }
        if (skip >= 1) {
            cursor = new SkipCursor(cursor, skip);
        }
        if (count >= 0) {
            cursor = new LimitCursor(cursor, count);
        }
        return cursor;
    }
}
const forward = new CursorFactory(ForwardTokenCursor, ForwardTokenCommentCursor);
const backward = new CursorFactory(BackwardTokenCursor, BackwardTokenCommentCursor);

class PaddedTokenCursor extends ForwardTokenCursor {
    constructor(tokens, comments, indexMap, startLoc, endLoc, beforeCount, afterCount) {
        super(tokens, comments, indexMap, startLoc, endLoc);
        this.index = Math.max(0, this.index - beforeCount);
        this.indexEnd = Math.min(tokens.length - 1, this.indexEnd + afterCount);
    }
}

function isCommentToken(token) {
    return token.type === "Line" || token.type === "Block" || token.type === "Shebang";
}
function createIndexMap(tokens, comments) {
    const map = Object.create(null);
    let tokenIndex = 0;
    let commentIndex = 0;
    let nextStart = 0;
    let range = null;
    while (tokenIndex < tokens.length || commentIndex < comments.length) {
        nextStart = (commentIndex < comments.length) ? comments[commentIndex].range[0] : Number.MAX_SAFE_INTEGER;
        while (tokenIndex < tokens.length && (range = tokens[tokenIndex].range)[0] < nextStart) {
            map[range[0]] = tokenIndex;
            map[range[1] - 1] = tokenIndex;
            tokenIndex += 1;
        }
        nextStart = (tokenIndex < tokens.length) ? tokens[tokenIndex].range[0] : Number.MAX_SAFE_INTEGER;
        while (commentIndex < comments.length && (range = comments[commentIndex].range)[0] < nextStart) {
            map[range[0]] = tokenIndex;
            map[range[1] - 1] = tokenIndex;
            commentIndex += 1;
        }
    }
    return map;
}
function createCursorWithSkip(factory, tokens, comments, indexMap, startLoc, endLoc, opts) {
    let includeComments = false;
    let skip = 0;
    let filter = null;
    if (typeof opts === "number") {
        skip = opts | 0;
    }
    else if (typeof opts === "function") {
        filter = opts;
    }
    else if (opts) {
        includeComments = Boolean(opts.includeComments);
        skip = opts.skip || 0;
        filter = opts.filter || null;
    }
    assert(skip >= 0, "options.skip should be zero or a positive integer.");
    assert(!filter || typeof filter === "function", "options.filter should be a function.");
    return factory.createCursor(tokens, comments, indexMap, startLoc, endLoc, includeComments, filter, skip, -1);
}
function createCursorWithCount(factory, tokens, comments, indexMap, startLoc, endLoc, opts) {
    let includeComments = false;
    let count = 0;
    let countExists = false;
    let filter = null;
    if (typeof opts === "number") {
        count = opts | 0;
        countExists = true;
    }
    else if (typeof opts === "function") {
        filter = opts;
    }
    else if (opts) {
        includeComments = Boolean(opts.includeComments);
        count = opts.count || 0;
        countExists = typeof opts.count === "number";
        filter = opts.filter || null;
    }
    assert(count >= 0, "options.count should be zero or a positive integer.");
    assert(!filter || typeof filter === "function", "options.filter should be a function.");
    return factory.createCursor(tokens, comments, indexMap, startLoc, endLoc, includeComments, filter, 0, countExists ? count : -1);
}
function createCursorWithPadding(tokens, comments, indexMap, startLoc, endLoc, beforeCount, afterCount) {
    if (typeof beforeCount === "undefined" && typeof afterCount === "undefined") {
        return new ForwardTokenCursor(tokens, comments, indexMap, startLoc, endLoc);
    }
    if (typeof beforeCount === "number" || typeof beforeCount === "undefined") {
        return new PaddedTokenCursor(tokens, comments, indexMap, startLoc, endLoc, beforeCount || 0, afterCount || 0);
    }
    return createCursorWithCount(forward, tokens, comments, indexMap, startLoc, endLoc, beforeCount);
}
function getAdjacentCommentTokensFromCursor(cursor) {
    const tokens = [];
    let currentToken = cursor.getOneToken();
    while (currentToken && isCommentToken(currentToken)) {
        tokens.push(currentToken);
        currentToken = cursor.getOneToken();
    }
    return tokens;
}
class TokenStore {
    constructor(tokens, comments) {
        this._tokens = tokens;
        this._comments = comments;
        this._indexMap = createIndexMap(tokens, comments);
    }
    getTokenByRangeStart(offset, options) {
        const includeComments = Boolean(options && options.includeComments);
        const token = forward.createBaseCursor(this._tokens, this._comments, this._indexMap, offset, -1, includeComments).getOneToken();
        if (token && token.range[0] === offset) {
            return token;
        }
        return null;
    }
    getFirstToken(node, options) {
        return createCursorWithSkip(forward, this._tokens, this._comments, this._indexMap, node.range[0], node.range[1], options).getOneToken();
    }
    getLastToken(node, options) {
        return createCursorWithSkip(backward, this._tokens, this._comments, this._indexMap, node.range[0], node.range[1], options).getOneToken();
    }
    getTokenBefore(node, options) {
        return createCursorWithSkip(backward, this._tokens, this._comments, this._indexMap, -1, node.range[0], options).getOneToken();
    }
    getTokenAfter(node, options) {
        return createCursorWithSkip(forward, this._tokens, this._comments, this._indexMap, node.range[1], -1, options).getOneToken();
    }
    getFirstTokenBetween(left, right, options) {
        return createCursorWithSkip(forward, this._tokens, this._comments, this._indexMap, left.range[1], right.range[0], options).getOneToken();
    }
    getLastTokenBetween(left, right, options) {
        return createCursorWithSkip(backward, this._tokens, this._comments, this._indexMap, left.range[1], right.range[0], options).getOneToken();
    }
    getTokenOrCommentBefore(node, skip) {
        return this.getTokenBefore(node, { includeComments: true, skip });
    }
    getTokenOrCommentAfter(node, skip) {
        return this.getTokenAfter(node, { includeComments: true, skip });
    }
    getFirstTokens(node, options) {
        return createCursorWithCount(forward, this._tokens, this._comments, this._indexMap, node.range[0], node.range[1], options).getAllTokens();
    }
    getLastTokens(node, options) {
        return createCursorWithCount(backward, this._tokens, this._comments, this._indexMap, node.range[0], node.range[1], options).getAllTokens().reverse();
    }
    getTokensBefore(node, options) {
        return createCursorWithCount(backward, this._tokens, this._comments, this._indexMap, -1, node.range[0], options).getAllTokens().reverse();
    }
    getTokensAfter(node, options) {
        return createCursorWithCount(forward, this._tokens, this._comments, this._indexMap, node.range[1], -1, options).getAllTokens();
    }
    getFirstTokensBetween(left, right, options) {
        return createCursorWithCount(forward, this._tokens, this._comments, this._indexMap, left.range[1], right.range[0], options).getAllTokens();
    }
    getLastTokensBetween(left, right, options) {
        return createCursorWithCount(backward, this._tokens, this._comments, this._indexMap, left.range[1], right.range[0], options).getAllTokens().reverse();
    }
    getTokens(node, beforeCount, afterCount) {
        return createCursorWithPadding(this._tokens, this._comments, this._indexMap, node.range[0], node.range[1], beforeCount, afterCount).getAllTokens();
    }
    getTokensBetween(left, right, padding) {
        return createCursorWithPadding(this._tokens, this._comments, this._indexMap, left.range[1], right.range[0], padding, typeof padding === "number" ? padding : undefined).getAllTokens();
    }
    commentsExistBetween(left, right) {
        const index = search(this._comments, left.range[1]);
        return (index < this._comments.length &&
            this._comments[index].range[1] <= right.range[0]);
    }
    getCommentsBefore(nodeOrToken) {
        const cursor = createCursorWithCount(backward, this._tokens, this._comments, this._indexMap, -1, nodeOrToken.range[0], { includeComments: true });
        return getAdjacentCommentTokensFromCursor(cursor).reverse();
    }
    getCommentsAfter(nodeOrToken) {
        const cursor = createCursorWithCount(forward, this._tokens, this._comments, this._indexMap, nodeOrToken.range[1], -1, { includeComments: true });
        return getAdjacentCommentTokensFromCursor(cursor);
    }
    getCommentsInside(node) {
        return this.getTokens(node, {
            includeComments: true,
            filter: isCommentToken,
        });
    }
}

const emitters = new WeakMap();
const stores = new WeakMap();
function define(rootAST) {
    return {
        defineTemplateBodyVisitor(templateBodyVisitor, scriptVisitor) {
            if (scriptVisitor == null) {
                scriptVisitor = {};
            }
            if (rootAST.templateBody == null) {
                return scriptVisitor;
            }
            let emitter = emitters.get(rootAST);
            if (emitter == null) {
                emitters.set(rootAST, (emitter = new EventEmitter()));
                const programExitHandler = scriptVisitor["Program:exit"];
                scriptVisitor["Program:exit"] = function () {
                    try {
                        if (typeof programExitHandler === "function") {
                            programExitHandler.apply(this, arguments);
                        }
                        const generator = new NodeEventGenerator(emitter);
                        traverseNodes(rootAST.templateBody, generator);
                    }
                    finally {
                        scriptVisitor["Program:exit"] = programExitHandler;
                        emitters.delete(rootAST);
                    }
                };
            }
            for (const selector of Object.keys(templateBodyVisitor)) {
                emitter.on(selector, templateBodyVisitor[selector]);
            }
            return scriptVisitor;
        },
        getTemplateBodyTokenStore() {
            const ast = rootAST.templateBody;
            const key = ast || stores;
            let store = stores.get(key);
            if (!store) {
                store = (ast != null)
                    ? new TokenStore(ast.tokens, ast.comments)
                    : new TokenStore([], []);
                stores.set(key, store);
            }
            return store;
        },
    };
}

const STARTS_WITH_LT = /^\s*</;
function isVueFile(code, options) {
    const filePath = options.filePath || "unknown.js";
    return path.extname(filePath) === ".vue" || STARTS_WITH_LT.test(code);
}
function isTemplateElement(node) {
    return node.type === "VElement" && node.name === "template";
}
function isScriptElement(node) {
    return node.type === "VElement" && node.name === "script";
}
function isLang(attribute) {
    return attribute.directive === false && attribute.key.name === "lang";
}
function parseForESLint(code, options) {
    options = Object.assign({
        comment: true,
        ecmaVersion: 2015,
        loc: true,
        range: true,
        tokens: true,
    }, options || {});
    let result;
    if (!isVueFile(code, options)) {
        result = parseScript(code, options);
    }
    else {
        const tokenizer = new Tokenizer(code);
        const rootAST = new Parser(tokenizer, options).parse();
        const locationCalcurator = new LocationCalculator(tokenizer.gaps, tokenizer.lineTerminators);
        const script = rootAST.children.find(isScriptElement);
        const template = rootAST.children.find(isTemplateElement);
        const templateLangAttr = template && template.startTag.attributes.find(isLang);
        const templateLang = (templateLangAttr && templateLangAttr.value && templateLangAttr.value.value) || "html";
        const concreteInfo = {
            tokens: rootAST.tokens,
            comments: rootAST.comments,
            errors: rootAST.errors,
        };
        result = (script != null)
            ? parseScriptElement(script, locationCalcurator, options)
            : parseScript("", options);
        result.ast.templateBody = (template != null && templateLang === "html")
            ? Object.assign(template, concreteInfo)
            : undefined;
    }
    result.services = Object.assign(result.services || {}, define(result.ast));
    return result;
}
function parse(code, options) {
    return parseForESLint(code, options).ast;
}

exports.parseForESLint = parseForESLint;
exports.parse = parse;
exports.AST = index;
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