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-rw-r--r--includes/external/addressbook/node_modules/htmlparser2/lib/Tokenizer.js938
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diff --git a/includes/external/addressbook/node_modules/htmlparser2/lib/Tokenizer.js b/includes/external/addressbook/node_modules/htmlparser2/lib/Tokenizer.js
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@@ -1,938 +0,0 @@
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.QuoteType = void 0;
-var decode_js_1 = require("entities/lib/decode.js");
-var CharCodes;
-(function (CharCodes) {
- CharCodes[CharCodes["Tab"] = 9] = "Tab";
- CharCodes[CharCodes["NewLine"] = 10] = "NewLine";
- CharCodes[CharCodes["FormFeed"] = 12] = "FormFeed";
- CharCodes[CharCodes["CarriageReturn"] = 13] = "CarriageReturn";
- CharCodes[CharCodes["Space"] = 32] = "Space";
- CharCodes[CharCodes["ExclamationMark"] = 33] = "ExclamationMark";
- CharCodes[CharCodes["Number"] = 35] = "Number";
- CharCodes[CharCodes["Amp"] = 38] = "Amp";
- CharCodes[CharCodes["SingleQuote"] = 39] = "SingleQuote";
- CharCodes[CharCodes["DoubleQuote"] = 34] = "DoubleQuote";
- CharCodes[CharCodes["Dash"] = 45] = "Dash";
- CharCodes[CharCodes["Slash"] = 47] = "Slash";
- CharCodes[CharCodes["Zero"] = 48] = "Zero";
- CharCodes[CharCodes["Nine"] = 57] = "Nine";
- CharCodes[CharCodes["Semi"] = 59] = "Semi";
- CharCodes[CharCodes["Lt"] = 60] = "Lt";
- CharCodes[CharCodes["Eq"] = 61] = "Eq";
- CharCodes[CharCodes["Gt"] = 62] = "Gt";
- CharCodes[CharCodes["Questionmark"] = 63] = "Questionmark";
- CharCodes[CharCodes["UpperA"] = 65] = "UpperA";
- CharCodes[CharCodes["LowerA"] = 97] = "LowerA";
- CharCodes[CharCodes["UpperF"] = 70] = "UpperF";
- CharCodes[CharCodes["LowerF"] = 102] = "LowerF";
- CharCodes[CharCodes["UpperZ"] = 90] = "UpperZ";
- CharCodes[CharCodes["LowerZ"] = 122] = "LowerZ";
- CharCodes[CharCodes["LowerX"] = 120] = "LowerX";
- CharCodes[CharCodes["OpeningSquareBracket"] = 91] = "OpeningSquareBracket";
-})(CharCodes || (CharCodes = {}));
-/** All the states the tokenizer can be in. */
-var State;
-(function (State) {
- State[State["Text"] = 1] = "Text";
- State[State["BeforeTagName"] = 2] = "BeforeTagName";
- State[State["InTagName"] = 3] = "InTagName";
- State[State["InSelfClosingTag"] = 4] = "InSelfClosingTag";
- State[State["BeforeClosingTagName"] = 5] = "BeforeClosingTagName";
- State[State["InClosingTagName"] = 6] = "InClosingTagName";
- State[State["AfterClosingTagName"] = 7] = "AfterClosingTagName";
- // Attributes
- State[State["BeforeAttributeName"] = 8] = "BeforeAttributeName";
- State[State["InAttributeName"] = 9] = "InAttributeName";
- State[State["AfterAttributeName"] = 10] = "AfterAttributeName";
- State[State["BeforeAttributeValue"] = 11] = "BeforeAttributeValue";
- State[State["InAttributeValueDq"] = 12] = "InAttributeValueDq";
- State[State["InAttributeValueSq"] = 13] = "InAttributeValueSq";
- State[State["InAttributeValueNq"] = 14] = "InAttributeValueNq";
- // Declarations
- State[State["BeforeDeclaration"] = 15] = "BeforeDeclaration";
- State[State["InDeclaration"] = 16] = "InDeclaration";
- // Processing instructions
- State[State["InProcessingInstruction"] = 17] = "InProcessingInstruction";
- // Comments & CDATA
- State[State["BeforeComment"] = 18] = "BeforeComment";
- State[State["CDATASequence"] = 19] = "CDATASequence";
- State[State["InSpecialComment"] = 20] = "InSpecialComment";
- State[State["InCommentLike"] = 21] = "InCommentLike";
- // Special tags
- State[State["BeforeSpecialS"] = 22] = "BeforeSpecialS";
- State[State["SpecialStartSequence"] = 23] = "SpecialStartSequence";
- State[State["InSpecialTag"] = 24] = "InSpecialTag";
- State[State["BeforeEntity"] = 25] = "BeforeEntity";
- State[State["BeforeNumericEntity"] = 26] = "BeforeNumericEntity";
- State[State["InNamedEntity"] = 27] = "InNamedEntity";
- State[State["InNumericEntity"] = 28] = "InNumericEntity";
- State[State["InHexEntity"] = 29] = "InHexEntity";
-})(State || (State = {}));
-function isWhitespace(c) {
- return (c === CharCodes.Space ||
- c === CharCodes.NewLine ||
- c === CharCodes.Tab ||
- c === CharCodes.FormFeed ||
- c === CharCodes.CarriageReturn);
-}
-function isEndOfTagSection(c) {
- return c === CharCodes.Slash || c === CharCodes.Gt || isWhitespace(c);
-}
-function isNumber(c) {
- return c >= CharCodes.Zero && c <= CharCodes.Nine;
-}
-function isASCIIAlpha(c) {
- return ((c >= CharCodes.LowerA && c <= CharCodes.LowerZ) ||
- (c >= CharCodes.UpperA && c <= CharCodes.UpperZ));
-}
-function isHexDigit(c) {
- return ((c >= CharCodes.UpperA && c <= CharCodes.UpperF) ||
- (c >= CharCodes.LowerA && c <= CharCodes.LowerF));
-}
-var QuoteType;
-(function (QuoteType) {
- QuoteType[QuoteType["NoValue"] = 0] = "NoValue";
- QuoteType[QuoteType["Unquoted"] = 1] = "Unquoted";
- QuoteType[QuoteType["Single"] = 2] = "Single";
- QuoteType[QuoteType["Double"] = 3] = "Double";
-})(QuoteType = exports.QuoteType || (exports.QuoteType = {}));
-/**
- * Sequences used to match longer strings.
- *
- * We don't have `Script`, `Style`, or `Title` here. Instead, we re-use the *End
- * sequences with an increased offset.
- */
-var Sequences = {
- Cdata: new Uint8Array([0x43, 0x44, 0x41, 0x54, 0x41, 0x5b]),
- CdataEnd: new Uint8Array([0x5d, 0x5d, 0x3e]),
- CommentEnd: new Uint8Array([0x2d, 0x2d, 0x3e]),
- ScriptEnd: new Uint8Array([0x3c, 0x2f, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74]),
- StyleEnd: new Uint8Array([0x3c, 0x2f, 0x73, 0x74, 0x79, 0x6c, 0x65]),
- TitleEnd: new Uint8Array([0x3c, 0x2f, 0x74, 0x69, 0x74, 0x6c, 0x65]), // `</title`
-};
-var Tokenizer = /** @class */ (function () {
- function Tokenizer(_a, cbs) {
- var _b = _a.xmlMode, xmlMode = _b === void 0 ? false : _b, _c = _a.decodeEntities, decodeEntities = _c === void 0 ? true : _c;
- this.cbs = cbs;
- /** The current state the tokenizer is in. */
- this.state = State.Text;
- /** The read buffer. */
- this.buffer = "";
- /** The beginning of the section that is currently being read. */
- this.sectionStart = 0;
- /** The index within the buffer that we are currently looking at. */
- this.index = 0;
- /** Some behavior, eg. when decoding entities, is done while we are in another state. This keeps track of the other state type. */
- this.baseState = State.Text;
- /** For special parsing behavior inside of script and style tags. */
- this.isSpecial = false;
- /** Indicates whether the tokenizer has been paused. */
- this.running = true;
- /** The offset of the current buffer. */
- this.offset = 0;
- this.currentSequence = undefined;
- this.sequenceIndex = 0;
- this.trieIndex = 0;
- this.trieCurrent = 0;
- /** For named entities, the index of the value. For numeric entities, the code point. */
- this.entityResult = 0;
- this.entityExcess = 0;
- this.xmlMode = xmlMode;
- this.decodeEntities = decodeEntities;
- this.entityTrie = xmlMode ? decode_js_1.xmlDecodeTree : decode_js_1.htmlDecodeTree;
- }
- Tokenizer.prototype.reset = function () {
- this.state = State.Text;
- this.buffer = "";
- this.sectionStart = 0;
- this.index = 0;
- this.baseState = State.Text;
- this.currentSequence = undefined;
- this.running = true;
- this.offset = 0;
- };
- Tokenizer.prototype.write = function (chunk) {
- this.offset += this.buffer.length;
- this.buffer = chunk;
- this.parse();
- };
- Tokenizer.prototype.end = function () {
- if (this.running)
- this.finish();
- };
- Tokenizer.prototype.pause = function () {
- this.running = false;
- };
- Tokenizer.prototype.resume = function () {
- this.running = true;
- if (this.index < this.buffer.length + this.offset) {
- this.parse();
- }
- };
- /**
- * The current index within all of the written data.
- */
- Tokenizer.prototype.getIndex = function () {
- return this.index;
- };
- /**
- * The start of the current section.
- */
- Tokenizer.prototype.getSectionStart = function () {
- return this.sectionStart;
- };
- Tokenizer.prototype.stateText = function (c) {
- if (c === CharCodes.Lt ||
- (!this.decodeEntities && this.fastForwardTo(CharCodes.Lt))) {
- if (this.index > this.sectionStart) {
- this.cbs.ontext(this.sectionStart, this.index);
- }
- this.state = State.BeforeTagName;
- this.sectionStart = this.index;
- }
- else if (this.decodeEntities && c === CharCodes.Amp) {
- this.state = State.BeforeEntity;
- }
- };
- Tokenizer.prototype.stateSpecialStartSequence = function (c) {
- var isEnd = this.sequenceIndex === this.currentSequence.length;
- var isMatch = isEnd
- ? // If we are at the end of the sequence, make sure the tag name has ended
- isEndOfTagSection(c)
- : // Otherwise, do a case-insensitive comparison
- (c | 0x20) === this.currentSequence[this.sequenceIndex];
- if (!isMatch) {
- this.isSpecial = false;
- }
- else if (!isEnd) {
- this.sequenceIndex++;
- return;
- }
- this.sequenceIndex = 0;
- this.state = State.InTagName;
- this.stateInTagName(c);
- };
- /** Look for an end tag. For <title> tags, also decode entities. */
- Tokenizer.prototype.stateInSpecialTag = function (c) {
- if (this.sequenceIndex === this.currentSequence.length) {
- if (c === CharCodes.Gt || isWhitespace(c)) {
- var endOfText = this.index - this.currentSequence.length;
- if (this.sectionStart < endOfText) {
- // Spoof the index so that reported locations match up.
- var actualIndex = this.index;
- this.index = endOfText;
- this.cbs.ontext(this.sectionStart, endOfText);
- this.index = actualIndex;
- }
- this.isSpecial = false;
- this.sectionStart = endOfText + 2; // Skip over the `</`
- this.stateInClosingTagName(c);
- return; // We are done; skip the rest of the function.
- }
- this.sequenceIndex = 0;
- }
- if ((c | 0x20) === this.currentSequence[this.sequenceIndex]) {
- this.sequenceIndex += 1;
- }
- else if (this.sequenceIndex === 0) {
- if (this.currentSequence === Sequences.TitleEnd) {
- // We have to parse entities in <title> tags.
- if (this.decodeEntities && c === CharCodes.Amp) {
- this.state = State.BeforeEntity;
- }
- }
- else if (this.fastForwardTo(CharCodes.Lt)) {
- // Outside of <title> tags, we can fast-forward.
- this.sequenceIndex = 1;
- }
- }
- else {
- // If we see a `<`, set the sequence index to 1; useful for eg. `<</script>`.
- this.sequenceIndex = Number(c === CharCodes.Lt);
- }
- };
- Tokenizer.prototype.stateCDATASequence = function (c) {
- if (c === Sequences.Cdata[this.sequenceIndex]) {
- if (++this.sequenceIndex === Sequences.Cdata.length) {
- this.state = State.InCommentLike;
- this.currentSequence = Sequences.CdataEnd;
- this.sequenceIndex = 0;
- this.sectionStart = this.index + 1;
- }
- }
- else {
- this.sequenceIndex = 0;
- this.state = State.InDeclaration;
- this.stateInDeclaration(c); // Reconsume the character
- }
- };
- /**
- * When we wait for one specific character, we can speed things up
- * by skipping through the buffer until we find it.
- *
- * @returns Whether the character was found.
- */
- Tokenizer.prototype.fastForwardTo = function (c) {
- while (++this.index < this.buffer.length + this.offset) {
- if (this.buffer.charCodeAt(this.index - this.offset) === c) {
- return true;
- }
- }
- /*
- * We increment the index at the end of the `parse` loop,
- * so set it to `buffer.length - 1` here.
- *
- * TODO: Refactor `parse` to increment index before calling states.
- */
- this.index = this.buffer.length + this.offset - 1;
- return false;
- };
- /**
- * Comments and CDATA end with `-->` and `]]>`.
- *
- * Their common qualities are:
- * - Their end sequences have a distinct character they start with.
- * - That character is then repeated, so we have to check multiple repeats.
- * - All characters but the start character of the sequence can be skipped.
- */
- Tokenizer.prototype.stateInCommentLike = function (c) {
- if (c === this.currentSequence[this.sequenceIndex]) {
- if (++this.sequenceIndex === this.currentSequence.length) {
- if (this.currentSequence === Sequences.CdataEnd) {
- this.cbs.oncdata(this.sectionStart, this.index, 2);
- }
- else {
- this.cbs.oncomment(this.sectionStart, this.index, 2);
- }
- this.sequenceIndex = 0;
- this.sectionStart = this.index + 1;
- this.state = State.Text;
- }
- }
- else if (this.sequenceIndex === 0) {
- // Fast-forward to the first character of the sequence
- if (this.fastForwardTo(this.currentSequence[0])) {
- this.sequenceIndex = 1;
- }
- }
- else if (c !== this.currentSequence[this.sequenceIndex - 1]) {
- // Allow long sequences, eg. --->, ]]]>
- this.sequenceIndex = 0;
- }
- };
- /**
- * HTML only allows ASCII alpha characters (a-z and A-Z) at the beginning of a tag name.
- *
- * XML allows a lot more characters here (@see https://www.w3.org/TR/REC-xml/#NT-NameStartChar).
- * We allow anything that wouldn't end the tag.
- */
- Tokenizer.prototype.isTagStartChar = function (c) {
- return this.xmlMode ? !isEndOfTagSection(c) : isASCIIAlpha(c);
- };
- Tokenizer.prototype.startSpecial = function (sequence, offset) {
- this.isSpecial = true;
- this.currentSequence = sequence;
- this.sequenceIndex = offset;
- this.state = State.SpecialStartSequence;
- };
- Tokenizer.prototype.stateBeforeTagName = function (c) {
- if (c === CharCodes.ExclamationMark) {
- this.state = State.BeforeDeclaration;
- this.sectionStart = this.index + 1;
- }
- else if (c === CharCodes.Questionmark) {
- this.state = State.InProcessingInstruction;
- this.sectionStart = this.index + 1;
- }
- else if (this.isTagStartChar(c)) {
- var lower = c | 0x20;
- this.sectionStart = this.index;
- if (!this.xmlMode && lower === Sequences.TitleEnd[2]) {
- this.startSpecial(Sequences.TitleEnd, 3);
- }
- else {
- this.state =
- !this.xmlMode && lower === Sequences.ScriptEnd[2]
- ? State.BeforeSpecialS
- : State.InTagName;
- }
- }
- else if (c === CharCodes.Slash) {
- this.state = State.BeforeClosingTagName;
- }
- else {
- this.state = State.Text;
- this.stateText(c);
- }
- };
- Tokenizer.prototype.stateInTagName = function (c) {
- if (isEndOfTagSection(c)) {
- this.cbs.onopentagname(this.sectionStart, this.index);
- this.sectionStart = -1;
- this.state = State.BeforeAttributeName;
- this.stateBeforeAttributeName(c);
- }
- };
- Tokenizer.prototype.stateBeforeClosingTagName = function (c) {
- if (isWhitespace(c)) {
- // Ignore
- }
- else if (c === CharCodes.Gt) {
- this.state = State.Text;
- }
- else {
- this.state = this.isTagStartChar(c)
- ? State.InClosingTagName
- : State.InSpecialComment;
- this.sectionStart = this.index;
- }
- };
- Tokenizer.prototype.stateInClosingTagName = function (c) {
- if (c === CharCodes.Gt || isWhitespace(c)) {
- this.cbs.onclosetag(this.sectionStart, this.index);
- this.sectionStart = -1;
- this.state = State.AfterClosingTagName;
- this.stateAfterClosingTagName(c);
- }
- };
- Tokenizer.prototype.stateAfterClosingTagName = function (c) {
- // Skip everything until ">"
- if (c === CharCodes.Gt || this.fastForwardTo(CharCodes.Gt)) {
- this.state = State.Text;
- this.baseState = State.Text;
- this.sectionStart = this.index + 1;
- }
- };
- Tokenizer.prototype.stateBeforeAttributeName = function (c) {
- if (c === CharCodes.Gt) {
- this.cbs.onopentagend(this.index);
- if (this.isSpecial) {
- this.state = State.InSpecialTag;
- this.sequenceIndex = 0;
- }
- else {
- this.state = State.Text;
- }
- this.baseState = this.state;
- this.sectionStart = this.index + 1;
- }
- else if (c === CharCodes.Slash) {
- this.state = State.InSelfClosingTag;
- }
- else if (!isWhitespace(c)) {
- this.state = State.InAttributeName;
- this.sectionStart = this.index;
- }
- };
- Tokenizer.prototype.stateInSelfClosingTag = function (c) {
- if (c === CharCodes.Gt) {
- this.cbs.onselfclosingtag(this.index);
- this.state = State.Text;
- this.baseState = State.Text;
- this.sectionStart = this.index + 1;
- this.isSpecial = false; // Reset special state, in case of self-closing special tags
- }
- else if (!isWhitespace(c)) {
- this.state = State.BeforeAttributeName;
- this.stateBeforeAttributeName(c);
- }
- };
- Tokenizer.prototype.stateInAttributeName = function (c) {
- if (c === CharCodes.Eq || isEndOfTagSection(c)) {
- this.cbs.onattribname(this.sectionStart, this.index);
- this.sectionStart = -1;
- this.state = State.AfterAttributeName;
- this.stateAfterAttributeName(c);
- }
- };
- Tokenizer.prototype.stateAfterAttributeName = function (c) {
- if (c === CharCodes.Eq) {
- this.state = State.BeforeAttributeValue;
- }
- else if (c === CharCodes.Slash || c === CharCodes.Gt) {
- this.cbs.onattribend(QuoteType.NoValue, this.index);
- this.state = State.BeforeAttributeName;
- this.stateBeforeAttributeName(c);
- }
- else if (!isWhitespace(c)) {
- this.cbs.onattribend(QuoteType.NoValue, this.index);
- this.state = State.InAttributeName;
- this.sectionStart = this.index;
- }
- };
- Tokenizer.prototype.stateBeforeAttributeValue = function (c) {
- if (c === CharCodes.DoubleQuote) {
- this.state = State.InAttributeValueDq;
- this.sectionStart = this.index + 1;
- }
- else if (c === CharCodes.SingleQuote) {
- this.state = State.InAttributeValueSq;
- this.sectionStart = this.index + 1;
- }
- else if (!isWhitespace(c)) {
- this.sectionStart = this.index;
- this.state = State.InAttributeValueNq;
- this.stateInAttributeValueNoQuotes(c); // Reconsume token
- }
- };
- Tokenizer.prototype.handleInAttributeValue = function (c, quote) {
- if (c === quote ||
- (!this.decodeEntities && this.fastForwardTo(quote))) {
- this.cbs.onattribdata(this.sectionStart, this.index);
- this.sectionStart = -1;
- this.cbs.onattribend(quote === CharCodes.DoubleQuote
- ? QuoteType.Double
- : QuoteType.Single, this.index);
- this.state = State.BeforeAttributeName;
- }
- else if (this.decodeEntities && c === CharCodes.Amp) {
- this.baseState = this.state;
- this.state = State.BeforeEntity;
- }
- };
- Tokenizer.prototype.stateInAttributeValueDoubleQuotes = function (c) {
- this.handleInAttributeValue(c, CharCodes.DoubleQuote);
- };
- Tokenizer.prototype.stateInAttributeValueSingleQuotes = function (c) {
- this.handleInAttributeValue(c, CharCodes.SingleQuote);
- };
- Tokenizer.prototype.stateInAttributeValueNoQuotes = function (c) {
- if (isWhitespace(c) || c === CharCodes.Gt) {
- this.cbs.onattribdata(this.sectionStart, this.index);
- this.sectionStart = -1;
- this.cbs.onattribend(QuoteType.Unquoted, this.index);
- this.state = State.BeforeAttributeName;
- this.stateBeforeAttributeName(c);
- }
- else if (this.decodeEntities && c === CharCodes.Amp) {
- this.baseState = this.state;
- this.state = State.BeforeEntity;
- }
- };
- Tokenizer.prototype.stateBeforeDeclaration = function (c) {
- if (c === CharCodes.OpeningSquareBracket) {
- this.state = State.CDATASequence;
- this.sequenceIndex = 0;
- }
- else {
- this.state =
- c === CharCodes.Dash
- ? State.BeforeComment
- : State.InDeclaration;
- }
- };
- Tokenizer.prototype.stateInDeclaration = function (c) {
- if (c === CharCodes.Gt || this.fastForwardTo(CharCodes.Gt)) {
- this.cbs.ondeclaration(this.sectionStart, this.index);
- this.state = State.Text;
- this.sectionStart = this.index + 1;
- }
- };
- Tokenizer.prototype.stateInProcessingInstruction = function (c) {
- if (c === CharCodes.Gt || this.fastForwardTo(CharCodes.Gt)) {
- this.cbs.onprocessinginstruction(this.sectionStart, this.index);
- this.state = State.Text;
- this.sectionStart = this.index + 1;
- }
- };
- Tokenizer.prototype.stateBeforeComment = function (c) {
- if (c === CharCodes.Dash) {
- this.state = State.InCommentLike;
- this.currentSequence = Sequences.CommentEnd;
- // Allow short comments (eg. <!-->)
- this.sequenceIndex = 2;
- this.sectionStart = this.index + 1;
- }
- else {
- this.state = State.InDeclaration;
- }
- };
- Tokenizer.prototype.stateInSpecialComment = function (c) {
- if (c === CharCodes.Gt || this.fastForwardTo(CharCodes.Gt)) {
- this.cbs.oncomment(this.sectionStart, this.index, 0);
- this.state = State.Text;
- this.sectionStart = this.index + 1;
- }
- };
- Tokenizer.prototype.stateBeforeSpecialS = function (c) {
- var lower = c | 0x20;
- if (lower === Sequences.ScriptEnd[3]) {
- this.startSpecial(Sequences.ScriptEnd, 4);
- }
- else if (lower === Sequences.StyleEnd[3]) {
- this.startSpecial(Sequences.StyleEnd, 4);
- }
- else {
- this.state = State.InTagName;
- this.stateInTagName(c); // Consume the token again
- }
- };
- Tokenizer.prototype.stateBeforeEntity = function (c) {
- // Start excess with 1 to include the '&'
- this.entityExcess = 1;
- this.entityResult = 0;
- if (c === CharCodes.Number) {
- this.state = State.BeforeNumericEntity;
- }
- else if (c === CharCodes.Amp) {
- // We have two `&` characters in a row. Stay in the current state.
- }
- else {
- this.trieIndex = 0;
- this.trieCurrent = this.entityTrie[0];
- this.state = State.InNamedEntity;
- this.stateInNamedEntity(c);
- }
- };
- Tokenizer.prototype.stateInNamedEntity = function (c) {
- this.entityExcess += 1;
- this.trieIndex = (0, decode_js_1.determineBranch)(this.entityTrie, this.trieCurrent, this.trieIndex + 1, c);
- if (this.trieIndex < 0) {
- this.emitNamedEntity();
- this.index--;
- return;
- }
- this.trieCurrent = this.entityTrie[this.trieIndex];
- var masked = this.trieCurrent & decode_js_1.BinTrieFlags.VALUE_LENGTH;
- // If the branch is a value, store it and continue
- if (masked) {
- // The mask is the number of bytes of the value, including the current byte.
- var valueLength = (masked >> 14) - 1;
- // If we have a legacy entity while parsing strictly, just skip the number of bytes
- if (!this.allowLegacyEntity() && c !== CharCodes.Semi) {
- this.trieIndex += valueLength;
- }
- else {
- // Add 1 as we have already incremented the excess
- var entityStart = this.index - this.entityExcess + 1;
- if (entityStart > this.sectionStart) {
- this.emitPartial(this.sectionStart, entityStart);
- }
- // If this is a surrogate pair, consume the next two bytes
- this.entityResult = this.trieIndex;
- this.trieIndex += valueLength;
- this.entityExcess = 0;
- this.sectionStart = this.index + 1;
- if (valueLength === 0) {
- this.emitNamedEntity();
- }
- }
- }
- };
- Tokenizer.prototype.emitNamedEntity = function () {
- this.state = this.baseState;
- if (this.entityResult === 0) {
- return;
- }
- var valueLength = (this.entityTrie[this.entityResult] & decode_js_1.BinTrieFlags.VALUE_LENGTH) >>
- 14;
- switch (valueLength) {
- case 1: {
- this.emitCodePoint(this.entityTrie[this.entityResult] &
- ~decode_js_1.BinTrieFlags.VALUE_LENGTH);
- break;
- }
- case 2: {
- this.emitCodePoint(this.entityTrie[this.entityResult + 1]);
- break;
- }
- case 3: {
- this.emitCodePoint(this.entityTrie[this.entityResult + 1]);
- this.emitCodePoint(this.entityTrie[this.entityResult + 2]);
- }
- }
- };
- Tokenizer.prototype.stateBeforeNumericEntity = function (c) {
- if ((c | 0x20) === CharCodes.LowerX) {
- this.entityExcess++;
- this.state = State.InHexEntity;
- }
- else {
- this.state = State.InNumericEntity;
- this.stateInNumericEntity(c);
- }
- };
- Tokenizer.prototype.emitNumericEntity = function (strict) {
- var entityStart = this.index - this.entityExcess - 1;
- var numberStart = entityStart + 2 + Number(this.state === State.InHexEntity);
- if (numberStart !== this.index) {
- // Emit leading data if any
- if (entityStart > this.sectionStart) {
- this.emitPartial(this.sectionStart, entityStart);
- }
- this.sectionStart = this.index + Number(strict);
- this.emitCodePoint((0, decode_js_1.replaceCodePoint)(this.entityResult));
- }
- this.state = this.baseState;
- };
- Tokenizer.prototype.stateInNumericEntity = function (c) {
- if (c === CharCodes.Semi) {
- this.emitNumericEntity(true);
- }
- else if (isNumber(c)) {
- this.entityResult = this.entityResult * 10 + (c - CharCodes.Zero);
- this.entityExcess++;
- }
- else {
- if (this.allowLegacyEntity()) {
- this.emitNumericEntity(false);
- }
- else {
- this.state = this.baseState;
- }
- this.index--;
- }
- };
- Tokenizer.prototype.stateInHexEntity = function (c) {
- if (c === CharCodes.Semi) {
- this.emitNumericEntity(true);
- }
- else if (isNumber(c)) {
- this.entityResult = this.entityResult * 16 + (c - CharCodes.Zero);
- this.entityExcess++;
- }
- else if (isHexDigit(c)) {
- this.entityResult =
- this.entityResult * 16 + ((c | 0x20) - CharCodes.LowerA + 10);
- this.entityExcess++;
- }
- else {
- if (this.allowLegacyEntity()) {
- this.emitNumericEntity(false);
- }
- else {
- this.state = this.baseState;
- }
- this.index--;
- }
- };
- Tokenizer.prototype.allowLegacyEntity = function () {
- return (!this.xmlMode &&
- (this.baseState === State.Text ||
- this.baseState === State.InSpecialTag));
- };
- /**
- * Remove data that has already been consumed from the buffer.
- */
- Tokenizer.prototype.cleanup = function () {
- // If we are inside of text or attributes, emit what we already have.
- if (this.running && this.sectionStart !== this.index) {
- if (this.state === State.Text ||
- (this.state === State.InSpecialTag && this.sequenceIndex === 0)) {
- this.cbs.ontext(this.sectionStart, this.index);
- this.sectionStart = this.index;
- }
- else if (this.state === State.InAttributeValueDq ||
- this.state === State.InAttributeValueSq ||
- this.state === State.InAttributeValueNq) {
- this.cbs.onattribdata(this.sectionStart, this.index);
- this.sectionStart = this.index;
- }
- }
- };
- Tokenizer.prototype.shouldContinue = function () {
- return this.index < this.buffer.length + this.offset && this.running;
- };
- /**
- * Iterates through the buffer, calling the function corresponding to the current state.
- *
- * States that are more likely to be hit are higher up, as a performance improvement.
- */
- Tokenizer.prototype.parse = function () {
- while (this.shouldContinue()) {
- var c = this.buffer.charCodeAt(this.index - this.offset);
- switch (this.state) {
- case State.Text: {
- this.stateText(c);
- break;
- }
- case State.SpecialStartSequence: {
- this.stateSpecialStartSequence(c);
- break;
- }
- case State.InSpecialTag: {
- this.stateInSpecialTag(c);
- break;
- }
- case State.CDATASequence: {
- this.stateCDATASequence(c);
- break;
- }
- case State.InAttributeValueDq: {
- this.stateInAttributeValueDoubleQuotes(c);
- break;
- }
- case State.InAttributeName: {
- this.stateInAttributeName(c);
- break;
- }
- case State.InCommentLike: {
- this.stateInCommentLike(c);
- break;
- }
- case State.InSpecialComment: {
- this.stateInSpecialComment(c);
- break;
- }
- case State.BeforeAttributeName: {
- this.stateBeforeAttributeName(c);
- break;
- }
- case State.InTagName: {
- this.stateInTagName(c);
- break;
- }
- case State.InClosingTagName: {
- this.stateInClosingTagName(c);
- break;
- }
- case State.BeforeTagName: {
- this.stateBeforeTagName(c);
- break;
- }
- case State.AfterAttributeName: {
- this.stateAfterAttributeName(c);
- break;
- }
- case State.InAttributeValueSq: {
- this.stateInAttributeValueSingleQuotes(c);
- break;
- }
- case State.BeforeAttributeValue: {
- this.stateBeforeAttributeValue(c);
- break;
- }
- case State.BeforeClosingTagName: {
- this.stateBeforeClosingTagName(c);
- break;
- }
- case State.AfterClosingTagName: {
- this.stateAfterClosingTagName(c);
- break;
- }
- case State.BeforeSpecialS: {
- this.stateBeforeSpecialS(c);
- break;
- }
- case State.InAttributeValueNq: {
- this.stateInAttributeValueNoQuotes(c);
- break;
- }
- case State.InSelfClosingTag: {
- this.stateInSelfClosingTag(c);
- break;
- }
- case State.InDeclaration: {
- this.stateInDeclaration(c);
- break;
- }
- case State.BeforeDeclaration: {
- this.stateBeforeDeclaration(c);
- break;
- }
- case State.BeforeComment: {
- this.stateBeforeComment(c);
- break;
- }
- case State.InProcessingInstruction: {
- this.stateInProcessingInstruction(c);
- break;
- }
- case State.InNamedEntity: {
- this.stateInNamedEntity(c);
- break;
- }
- case State.BeforeEntity: {
- this.stateBeforeEntity(c);
- break;
- }
- case State.InHexEntity: {
- this.stateInHexEntity(c);
- break;
- }
- case State.InNumericEntity: {
- this.stateInNumericEntity(c);
- break;
- }
- default: {
- // `this._state === State.BeforeNumericEntity`
- this.stateBeforeNumericEntity(c);
- }
- }
- this.index++;
- }
- this.cleanup();
- };
- Tokenizer.prototype.finish = function () {
- if (this.state === State.InNamedEntity) {
- this.emitNamedEntity();
- }
- // If there is remaining data, emit it in a reasonable way
- if (this.sectionStart < this.index) {
- this.handleTrailingData();
- }
- this.cbs.onend();
- };
- /** Handle any trailing data. */
- Tokenizer.prototype.handleTrailingData = function () {
- var endIndex = this.buffer.length + this.offset;
- if (this.state === State.InCommentLike) {
- if (this.currentSequence === Sequences.CdataEnd) {
- this.cbs.oncdata(this.sectionStart, endIndex, 0);
- }
- else {
- this.cbs.oncomment(this.sectionStart, endIndex, 0);
- }
- }
- else if (this.state === State.InNumericEntity &&
- this.allowLegacyEntity()) {
- this.emitNumericEntity(false);
- // All trailing data will have been consumed
- }
- else if (this.state === State.InHexEntity &&
- this.allowLegacyEntity()) {
- this.emitNumericEntity(false);
- // All trailing data will have been consumed
- }
- else if (this.state === State.InTagName ||
- this.state === State.BeforeAttributeName ||
- this.state === State.BeforeAttributeValue ||
- this.state === State.AfterAttributeName ||
- this.state === State.InAttributeName ||
- this.state === State.InAttributeValueSq ||
- this.state === State.InAttributeValueDq ||
- this.state === State.InAttributeValueNq ||
- this.state === State.InClosingTagName) {
- /*
- * If we are currently in an opening or closing tag, us not calling the
- * respective callback signals that the tag should be ignored.
- */
- }
- else {
- this.cbs.ontext(this.sectionStart, endIndex);
- }
- };
- Tokenizer.prototype.emitPartial = function (start, endIndex) {
- if (this.baseState !== State.Text &&
- this.baseState !== State.InSpecialTag) {
- this.cbs.onattribdata(start, endIndex);
- }
- else {
- this.cbs.ontext(start, endIndex);
- }
- };
- Tokenizer.prototype.emitCodePoint = function (cp) {
- if (this.baseState !== State.Text &&
- this.baseState !== State.InSpecialTag) {
- this.cbs.onattribentity(cp);
- }
- else {
- this.cbs.ontextentity(cp);
- }
- };
- return Tokenizer;
-}());
-exports.default = Tokenizer;
-//# sourceMappingURL=Tokenizer.js.map \ No newline at end of file
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