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import * as linkify from 'linkifyjs';
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/**
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* generated from https://raw.githubusercontent.com/w3c/html/26b5126f96f736f796b9e29718138919dd513744/entities.json
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* do not edit
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*/
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var HTML5NamedCharRefs = {
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// We don't need the complete named character reference because linkifyHtml
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// does not modify the escape sequences. We do need so that
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// whitespace is parsed properly. Other types of whitespace should already
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// be accounted for
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nbsp: " "
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};
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var HEXCHARCODE = /^#[xX]([A-Fa-f0-9]+)$/;
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var CHARCODE = /^#([0-9]+)$/;
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var NAMED = /^([A-Za-z0-9]+)$/;
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var EntityParser =
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/** @class */
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function () {
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function EntityParser(named) {
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this.named = named;
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}
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EntityParser.prototype.parse = function (entity) {
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if (!entity) {
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return;
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}
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var matches = entity.match(HEXCHARCODE);
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if (matches) {
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return "&#x" + matches[1] + ";";
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}
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matches = entity.match(CHARCODE);
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if (matches) {
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return "&#" + matches[1] + ";";
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}
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matches = entity.match(NAMED);
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if (matches) {
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return this.named[matches[1]] || "&" + matches[1] + ";";
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}
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};
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return EntityParser;
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}();
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var WSP = /[\t\n\f ]/;
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var ALPHA = /[A-Za-z]/;
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var CRLF = /\r\n?/g;
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function isSpace(char) {
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return WSP.test(char);
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}
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function isAlpha(char) {
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return ALPHA.test(char);
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}
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function preprocessInput(input) {
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return input.replace(CRLF, '\n');
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}
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var EventedTokenizer =
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/** @class */
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function () {
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function EventedTokenizer(delegate, entityParser, mode) {
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if (mode === void 0) {
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mode = 'precompile';
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}
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this.delegate = delegate;
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this.entityParser = entityParser;
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this.mode = mode;
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this.state = "beforeData"
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/* beforeData */
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;
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this.line = -1;
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this.column = -1;
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this.input = '';
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this.index = -1;
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this.tagNameBuffer = '';
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this.states = {
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beforeData: function beforeData() {
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var char = this.peek();
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if (char === '<' && !this.isIgnoredEndTag()) {
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this.transitionTo("tagOpen"
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/* tagOpen */
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);
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this.markTagStart();
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this.consume();
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} else {
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if (this.mode === 'precompile' && char === '\n') {
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var tag = this.tagNameBuffer.toLowerCase();
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if (tag === 'pre' || tag === 'textarea') {
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this.consume();
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}
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}
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this.transitionTo("data"
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/* data */
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);
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this.delegate.beginData();
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}
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},
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data: function data() {
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var char = this.peek();
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var tag = this.tagNameBuffer;
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if (char === '<' && !this.isIgnoredEndTag()) {
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this.delegate.finishData();
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this.transitionTo("tagOpen"
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/* tagOpen */
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);
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this.markTagStart();
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this.consume();
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} else if (char === '&' && tag !== 'script' && tag !== 'style') {
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this.consume();
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this.delegate.appendToData(this.consumeCharRef() || '&');
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} else {
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this.consume();
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this.delegate.appendToData(char);
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}
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},
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tagOpen: function tagOpen() {
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var char = this.consume();
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if (char === '!') {
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this.transitionTo("markupDeclarationOpen"
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/* markupDeclarationOpen */
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);
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} else if (char === '/') {
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this.transitionTo("endTagOpen"
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/* endTagOpen */
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);
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} else if (char === '@' || char === ':' || isAlpha(char)) {
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this.transitionTo("tagName"
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/* tagName */
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);
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this.tagNameBuffer = '';
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this.delegate.beginStartTag();
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this.appendToTagName(char);
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}
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},
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markupDeclarationOpen: function markupDeclarationOpen() {
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var char = this.consume();
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if (char === '-' && this.peek() === '-') {
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this.consume();
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this.transitionTo("commentStart"
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/* commentStart */
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);
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this.delegate.beginComment();
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} else {
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var maybeDoctype = char.toUpperCase() + this.input.substring(this.index, this.index + 6).toUpperCase();
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if (maybeDoctype === 'DOCTYPE') {
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this.consume();
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this.consume();
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this.consume();
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this.consume();
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this.consume();
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this.consume();
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this.transitionTo("doctype"
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/* doctype */
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);
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if (this.delegate.beginDoctype) this.delegate.beginDoctype();
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}
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}
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},
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doctype: function doctype() {
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var char = this.consume();
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if (isSpace(char)) {
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this.transitionTo("beforeDoctypeName"
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/* beforeDoctypeName */
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);
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}
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},
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beforeDoctypeName: function beforeDoctypeName() {
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var char = this.consume();
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if (isSpace(char)) {
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return;
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} else {
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this.transitionTo("doctypeName"
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/* doctypeName */
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);
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if (this.delegate.appendToDoctypeName) this.delegate.appendToDoctypeName(char.toLowerCase());
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}
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},
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doctypeName: function doctypeName() {
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var char = this.consume();
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if (isSpace(char)) {
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this.transitionTo("afterDoctypeName"
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/* afterDoctypeName */
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);
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} else if (char === '>') {
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if (this.delegate.endDoctype) this.delegate.endDoctype();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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} else {
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if (this.delegate.appendToDoctypeName) this.delegate.appendToDoctypeName(char.toLowerCase());
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}
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},
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afterDoctypeName: function afterDoctypeName() {
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var char = this.consume();
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if (isSpace(char)) {
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return;
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} else if (char === '>') {
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if (this.delegate.endDoctype) this.delegate.endDoctype();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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} else {
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var nextSixChars = char.toUpperCase() + this.input.substring(this.index, this.index + 5).toUpperCase();
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var isPublic = nextSixChars.toUpperCase() === 'PUBLIC';
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var isSystem = nextSixChars.toUpperCase() === 'SYSTEM';
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if (isPublic || isSystem) {
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this.consume();
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this.consume();
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this.consume();
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this.consume();
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this.consume();
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this.consume();
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}
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if (isPublic) {
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this.transitionTo("afterDoctypePublicKeyword"
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/* afterDoctypePublicKeyword */
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);
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} else if (isSystem) {
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this.transitionTo("afterDoctypeSystemKeyword"
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/* afterDoctypeSystemKeyword */
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);
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}
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}
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},
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afterDoctypePublicKeyword: function afterDoctypePublicKeyword() {
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var char = this.peek();
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if (isSpace(char)) {
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this.transitionTo("beforeDoctypePublicIdentifier"
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/* beforeDoctypePublicIdentifier */
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);
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this.consume();
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} else if (char === '"') {
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this.transitionTo("doctypePublicIdentifierDoubleQuoted"
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/* doctypePublicIdentifierDoubleQuoted */
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);
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this.consume();
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} else if (char === "'") {
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this.transitionTo("doctypePublicIdentifierSingleQuoted"
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/* doctypePublicIdentifierSingleQuoted */
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);
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this.consume();
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} else if (char === '>') {
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this.consume();
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if (this.delegate.endDoctype) this.delegate.endDoctype();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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}
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},
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doctypePublicIdentifierDoubleQuoted: function doctypePublicIdentifierDoubleQuoted() {
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var char = this.consume();
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if (char === '"') {
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this.transitionTo("afterDoctypePublicIdentifier"
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/* afterDoctypePublicIdentifier */
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);
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} else if (char === '>') {
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if (this.delegate.endDoctype) this.delegate.endDoctype();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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} else {
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if (this.delegate.appendToDoctypePublicIdentifier) this.delegate.appendToDoctypePublicIdentifier(char);
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}
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},
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doctypePublicIdentifierSingleQuoted: function doctypePublicIdentifierSingleQuoted() {
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var char = this.consume();
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if (char === "'") {
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this.transitionTo("afterDoctypePublicIdentifier"
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/* afterDoctypePublicIdentifier */
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);
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} else if (char === '>') {
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if (this.delegate.endDoctype) this.delegate.endDoctype();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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} else {
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if (this.delegate.appendToDoctypePublicIdentifier) this.delegate.appendToDoctypePublicIdentifier(char);
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}
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},
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afterDoctypePublicIdentifier: function afterDoctypePublicIdentifier() {
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var char = this.consume();
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if (isSpace(char)) {
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this.transitionTo("betweenDoctypePublicAndSystemIdentifiers"
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/* betweenDoctypePublicAndSystemIdentifiers */
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);
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} else if (char === '>') {
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if (this.delegate.endDoctype) this.delegate.endDoctype();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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} else if (char === '"') {
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this.transitionTo("doctypeSystemIdentifierDoubleQuoted"
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/* doctypeSystemIdentifierDoubleQuoted */
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);
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} else if (char === "'") {
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this.transitionTo("doctypeSystemIdentifierSingleQuoted"
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/* doctypeSystemIdentifierSingleQuoted */
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);
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}
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},
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betweenDoctypePublicAndSystemIdentifiers: function betweenDoctypePublicAndSystemIdentifiers() {
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var char = this.consume();
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if (isSpace(char)) {
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return;
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} else if (char === '>') {
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if (this.delegate.endDoctype) this.delegate.endDoctype();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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} else if (char === '"') {
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this.transitionTo("doctypeSystemIdentifierDoubleQuoted"
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/* doctypeSystemIdentifierDoubleQuoted */
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);
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} else if (char === "'") {
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this.transitionTo("doctypeSystemIdentifierSingleQuoted"
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/* doctypeSystemIdentifierSingleQuoted */
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);
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}
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},
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doctypeSystemIdentifierDoubleQuoted: function doctypeSystemIdentifierDoubleQuoted() {
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var char = this.consume();
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if (char === '"') {
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this.transitionTo("afterDoctypeSystemIdentifier"
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/* afterDoctypeSystemIdentifier */
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);
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} else if (char === '>') {
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if (this.delegate.endDoctype) this.delegate.endDoctype();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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} else {
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if (this.delegate.appendToDoctypeSystemIdentifier) this.delegate.appendToDoctypeSystemIdentifier(char);
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}
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},
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doctypeSystemIdentifierSingleQuoted: function doctypeSystemIdentifierSingleQuoted() {
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var char = this.consume();
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if (char === "'") {
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this.transitionTo("afterDoctypeSystemIdentifier"
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/* afterDoctypeSystemIdentifier */
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);
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} else if (char === '>') {
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if (this.delegate.endDoctype) this.delegate.endDoctype();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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} else {
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if (this.delegate.appendToDoctypeSystemIdentifier) this.delegate.appendToDoctypeSystemIdentifier(char);
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}
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},
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afterDoctypeSystemIdentifier: function afterDoctypeSystemIdentifier() {
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var char = this.consume();
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if (isSpace(char)) {
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return;
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} else if (char === '>') {
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if (this.delegate.endDoctype) this.delegate.endDoctype();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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}
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},
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commentStart: function commentStart() {
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var char = this.consume();
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if (char === '-') {
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this.transitionTo("commentStartDash"
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/* commentStartDash */
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);
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} else if (char === '>') {
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this.delegate.finishComment();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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} else {
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this.delegate.appendToCommentData(char);
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this.transitionTo("comment"
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/* comment */
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);
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}
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},
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commentStartDash: function commentStartDash() {
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var char = this.consume();
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if (char === '-') {
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this.transitionTo("commentEnd"
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/* commentEnd */
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);
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} else if (char === '>') {
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this.delegate.finishComment();
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this.transitionTo("beforeData"
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/* beforeData */
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);
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} else {
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this.delegate.appendToCommentData('-');
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this.transitionTo("comment"
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|
/* comment */
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);
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}
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},
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|
comment: function comment() {
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var char = this.consume();
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if (char === '-') {
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this.transitionTo("commentEndDash"
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/* commentEndDash */
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);
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} else {
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this.delegate.appendToCommentData(char);
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}
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},
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commentEndDash: function commentEndDash() {
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var char = this.consume();
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if (char === '-') {
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this.transitionTo("commentEnd"
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|
/* commentEnd */
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|
);
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} else {
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this.delegate.appendToCommentData('-' + char);
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|
this.transitionTo("comment"
|
|
|
/* comment */
|
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|
);
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|
}
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},
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|
commentEnd: function commentEnd() {
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|
var char = this.consume();
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|
if (char === '>') {
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|
this.delegate.finishComment();
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|
this.transitionTo("beforeData"
|
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|
/* beforeData */
|
|
|
);
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|
} else {
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|
this.delegate.appendToCommentData('--' + char);
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|
this.transitionTo("comment"
|
|
|
/* comment */
|
|
|
);
|
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|
}
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|
},
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|
|
tagName: function tagName() {
|
|
|
var char = this.consume();
|
|
|
|
|
|
if (isSpace(char)) {
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|
|
this.transitionTo("beforeAttributeName"
|
|
|
/* beforeAttributeName */
|
|
|
);
|
|
|
} else if (char === '/') {
|
|
|
this.transitionTo("selfClosingStartTag"
|
|
|
/* selfClosingStartTag */
|
|
|
);
|
|
|
} else if (char === '>') {
|
|
|
this.delegate.finishTag();
|
|
|
this.transitionTo("beforeData"
|
|
|
/* beforeData */
|
|
|
);
|
|
|
} else {
|
|
|
this.appendToTagName(char);
|
|
|
}
|
|
|
},
|
|
|
endTagName: function endTagName() {
|
|
|
var char = this.consume();
|
|
|
|
|
|
if (isSpace(char)) {
|
|
|
this.transitionTo("beforeAttributeName"
|
|
|
/* beforeAttributeName */
|
|
|
);
|
|
|
this.tagNameBuffer = '';
|
|
|
} else if (char === '/') {
|
|
|
this.transitionTo("selfClosingStartTag"
|
|
|
/* selfClosingStartTag */
|
|
|
);
|
|
|
this.tagNameBuffer = '';
|
|
|
} else if (char === '>') {
|
|
|
this.delegate.finishTag();
|
|
|
this.transitionTo("beforeData"
|
|
|
/* beforeData */
|
|
|
);
|
|
|
this.tagNameBuffer = '';
|
|
|
} else {
|
|
|
this.appendToTagName(char);
|
|
|
}
|
|
|
},
|
|
|
beforeAttributeName: function beforeAttributeName() {
|
|
|
var char = this.peek();
|
|
|
|
|
|
if (isSpace(char)) {
|
|
|
this.consume();
|
|
|
return;
|
|
|
} else if (char === '/') {
|
|
|
this.transitionTo("selfClosingStartTag"
|
|
|
/* selfClosingStartTag */
|
|
|
);
|
|
|
this.consume();
|
|
|
} else if (char === '>') {
|
|
|
this.consume();
|
|
|
this.delegate.finishTag();
|
|
|
this.transitionTo("beforeData"
|
|
|
/* beforeData */
|
|
|
);
|
|
|
} else if (char === '=') {
|
|
|
this.delegate.reportSyntaxError('attribute name cannot start with equals sign');
|
|
|
this.transitionTo("attributeName"
|
|
|
/* attributeName */
|
|
|
);
|
|
|
this.delegate.beginAttribute();
|
|
|
this.consume();
|
|
|
this.delegate.appendToAttributeName(char);
|
|
|
} else {
|
|
|
this.transitionTo("attributeName"
|
|
|
/* attributeName */
|
|
|
);
|
|
|
this.delegate.beginAttribute();
|
|
|
}
|
|
|
},
|
|
|
attributeName: function attributeName() {
|
|
|
var char = this.peek();
|
|
|
|
|
|
if (isSpace(char)) {
|
|
|
this.transitionTo("afterAttributeName"
|
|
|
/* afterAttributeName */
|
|
|
);
|
|
|
this.consume();
|
|
|
} else if (char === '/') {
|
|
|
this.delegate.beginAttributeValue(false);
|
|
|
this.delegate.finishAttributeValue();
|
|
|
this.consume();
|
|
|
this.transitionTo("selfClosingStartTag"
|
|
|
/* selfClosingStartTag */
|
|
|
);
|
|
|
} else if (char === '=') {
|
|
|
this.transitionTo("beforeAttributeValue"
|
|
|
/* beforeAttributeValue */
|
|
|
);
|
|
|
this.consume();
|
|
|
} else if (char === '>') {
|
|
|
this.delegate.beginAttributeValue(false);
|
|
|
this.delegate.finishAttributeValue();
|
|
|
this.consume();
|
|
|
this.delegate.finishTag();
|
|
|
this.transitionTo("beforeData"
|
|
|
/* beforeData */
|
|
|
);
|
|
|
} else if (char === '"' || char === "'" || char === '<') {
|
|
|
this.delegate.reportSyntaxError(char + ' is not a valid character within attribute names');
|
|
|
this.consume();
|
|
|
this.delegate.appendToAttributeName(char);
|
|
|
} else {
|
|
|
this.consume();
|
|
|
this.delegate.appendToAttributeName(char);
|
|
|
}
|
|
|
},
|
|
|
afterAttributeName: function afterAttributeName() {
|
|
|
var char = this.peek();
|
|
|
|
|
|
if (isSpace(char)) {
|
|
|
this.consume();
|
|
|
return;
|
|
|
} else if (char === '/') {
|
|
|
this.delegate.beginAttributeValue(false);
|
|
|
this.delegate.finishAttributeValue();
|
|
|
this.consume();
|
|
|
this.transitionTo("selfClosingStartTag"
|
|
|
/* selfClosingStartTag */
|
|
|
);
|
|
|
} else if (char === '=') {
|
|
|
this.consume();
|
|
|
this.transitionTo("beforeAttributeValue"
|
|
|
/* beforeAttributeValue */
|
|
|
);
|
|
|
} else if (char === '>') {
|
|
|
this.delegate.beginAttributeValue(false);
|
|
|
this.delegate.finishAttributeValue();
|
|
|
this.consume();
|
|
|
this.delegate.finishTag();
|
|
|
this.transitionTo("beforeData"
|
|
|
/* beforeData */
|
|
|
);
|
|
|
} else {
|
|
|
this.delegate.beginAttributeValue(false);
|
|
|
this.delegate.finishAttributeValue();
|
|
|
this.transitionTo("attributeName"
|
|
|
/* attributeName */
|
|
|
);
|
|
|
this.delegate.beginAttribute();
|
|
|
this.consume();
|
|
|
this.delegate.appendToAttributeName(char);
|
|
|
}
|
|
|
},
|
|
|
beforeAttributeValue: function beforeAttributeValue() {
|
|
|
var char = this.peek();
|
|
|
|
|
|
if (isSpace(char)) {
|
|
|
this.consume();
|
|
|
} else if (char === '"') {
|
|
|
this.transitionTo("attributeValueDoubleQuoted"
|
|
|
/* attributeValueDoubleQuoted */
|
|
|
);
|
|
|
this.delegate.beginAttributeValue(true);
|
|
|
this.consume();
|
|
|
} else if (char === "'") {
|
|
|
this.transitionTo("attributeValueSingleQuoted"
|
|
|
/* attributeValueSingleQuoted */
|
|
|
);
|
|
|
this.delegate.beginAttributeValue(true);
|
|
|
this.consume();
|
|
|
} else if (char === '>') {
|
|
|
this.delegate.beginAttributeValue(false);
|
|
|
this.delegate.finishAttributeValue();
|
|
|
this.consume();
|
|
|
this.delegate.finishTag();
|
|
|
this.transitionTo("beforeData"
|
|
|
/* beforeData */
|
|
|
);
|
|
|
} else {
|
|
|
this.transitionTo("attributeValueUnquoted"
|
|
|
/* attributeValueUnquoted */
|
|
|
);
|
|
|
this.delegate.beginAttributeValue(false);
|
|
|
this.consume();
|
|
|
this.delegate.appendToAttributeValue(char);
|
|
|
}
|
|
|
},
|
|
|
attributeValueDoubleQuoted: function attributeValueDoubleQuoted() {
|
|
|
var char = this.consume();
|
|
|
|
|
|
if (char === '"') {
|
|
|
this.delegate.finishAttributeValue();
|
|
|
this.transitionTo("afterAttributeValueQuoted"
|
|
|
/* afterAttributeValueQuoted */
|
|
|
);
|
|
|
} else if (char === '&') {
|
|
|
this.delegate.appendToAttributeValue(this.consumeCharRef() || '&');
|
|
|
} else {
|
|
|
this.delegate.appendToAttributeValue(char);
|
|
|
}
|
|
|
},
|
|
|
attributeValueSingleQuoted: function attributeValueSingleQuoted() {
|
|
|
var char = this.consume();
|
|
|
|
|
|
if (char === "'") {
|
|
|
this.delegate.finishAttributeValue();
|
|
|
this.transitionTo("afterAttributeValueQuoted"
|
|
|
/* afterAttributeValueQuoted */
|
|
|
);
|
|
|
} else if (char === '&') {
|
|
|
this.delegate.appendToAttributeValue(this.consumeCharRef() || '&');
|
|
|
} else {
|
|
|
this.delegate.appendToAttributeValue(char);
|
|
|
}
|
|
|
},
|
|
|
attributeValueUnquoted: function attributeValueUnquoted() {
|
|
|
var char = this.peek();
|
|
|
|
|
|
if (isSpace(char)) {
|
|
|
this.delegate.finishAttributeValue();
|
|
|
this.consume();
|
|
|
this.transitionTo("beforeAttributeName"
|
|
|
/* beforeAttributeName */
|
|
|
);
|
|
|
} else if (char === '/') {
|
|
|
this.delegate.finishAttributeValue();
|
|
|
this.consume();
|
|
|
this.transitionTo("selfClosingStartTag"
|
|
|
/* selfClosingStartTag */
|
|
|
);
|
|
|
} else if (char === '&') {
|
|
|
this.consume();
|
|
|
this.delegate.appendToAttributeValue(this.consumeCharRef() || '&');
|
|
|
} else if (char === '>') {
|
|
|
this.delegate.finishAttributeValue();
|
|
|
this.consume();
|
|
|
this.delegate.finishTag();
|
|
|
this.transitionTo("beforeData"
|
|
|
/* beforeData */
|
|
|
);
|
|
|
} else {
|
|
|
this.consume();
|
|
|
this.delegate.appendToAttributeValue(char);
|
|
|
}
|
|
|
},
|
|
|
afterAttributeValueQuoted: function afterAttributeValueQuoted() {
|
|
|
var char = this.peek();
|
|
|
|
|
|
if (isSpace(char)) {
|
|
|
this.consume();
|
|
|
this.transitionTo("beforeAttributeName"
|
|
|
/* beforeAttributeName */
|
|
|
);
|
|
|
} else if (char === '/') {
|
|
|
this.consume();
|
|
|
this.transitionTo("selfClosingStartTag"
|
|
|
/* selfClosingStartTag */
|
|
|
);
|
|
|
} else if (char === '>') {
|
|
|
this.consume();
|
|
|
this.delegate.finishTag();
|
|
|
this.transitionTo("beforeData"
|
|
|
/* beforeData */
|
|
|
);
|
|
|
} else {
|
|
|
this.transitionTo("beforeAttributeName"
|
|
|
/* beforeAttributeName */
|
|
|
);
|
|
|
}
|
|
|
},
|
|
|
selfClosingStartTag: function selfClosingStartTag() {
|
|
|
var char = this.peek();
|
|
|
|
|
|
if (char === '>') {
|
|
|
this.consume();
|
|
|
this.delegate.markTagAsSelfClosing();
|
|
|
this.delegate.finishTag();
|
|
|
this.transitionTo("beforeData"
|
|
|
/* beforeData */
|
|
|
);
|
|
|
} else {
|
|
|
this.transitionTo("beforeAttributeName"
|
|
|
/* beforeAttributeName */
|
|
|
);
|
|
|
}
|
|
|
},
|
|
|
endTagOpen: function endTagOpen() {
|
|
|
var char = this.consume();
|
|
|
|
|
|
if (char === '@' || char === ':' || isAlpha(char)) {
|
|
|
this.transitionTo("endTagName"
|
|
|
/* endTagName */
|
|
|
);
|
|
|
this.tagNameBuffer = '';
|
|
|
this.delegate.beginEndTag();
|
|
|
this.appendToTagName(char);
|
|
|
}
|
|
|
}
|
|
|
};
|
|
|
this.reset();
|
|
|
}
|
|
|
|
|
|
EventedTokenizer.prototype.reset = function () {
|
|
|
this.transitionTo("beforeData"
|
|
|
/* beforeData */
|
|
|
);
|
|
|
this.input = '';
|
|
|
this.tagNameBuffer = '';
|
|
|
this.index = 0;
|
|
|
this.line = 1;
|
|
|
this.column = 0;
|
|
|
this.delegate.reset();
|
|
|
};
|
|
|
|
|
|
EventedTokenizer.prototype.transitionTo = function (state) {
|
|
|
this.state = state;
|
|
|
};
|
|
|
|
|
|
EventedTokenizer.prototype.tokenize = function (input) {
|
|
|
this.reset();
|
|
|
this.tokenizePart(input);
|
|
|
this.tokenizeEOF();
|
|
|
};
|
|
|
|
|
|
EventedTokenizer.prototype.tokenizePart = function (input) {
|
|
|
this.input += preprocessInput(input);
|
|
|
|
|
|
while (this.index < this.input.length) {
|
|
|
var handler = this.states[this.state];
|
|
|
|
|
|
if (handler !== undefined) {
|
|
|
handler.call(this);
|
|
|
} else {
|
|
|
throw new Error("unhandled state " + this.state);
|
|
|
}
|
|
|
}
|
|
|
};
|
|
|
|
|
|
EventedTokenizer.prototype.tokenizeEOF = function () {
|
|
|
this.flushData();
|
|
|
};
|
|
|
|
|
|
EventedTokenizer.prototype.flushData = function () {
|
|
|
if (this.state === 'data') {
|
|
|
this.delegate.finishData();
|
|
|
this.transitionTo("beforeData"
|
|
|
/* beforeData */
|
|
|
);
|
|
|
}
|
|
|
};
|
|
|
|
|
|
EventedTokenizer.prototype.peek = function () {
|
|
|
return this.input.charAt(this.index);
|
|
|
};
|
|
|
|
|
|
EventedTokenizer.prototype.consume = function () {
|
|
|
var char = this.peek();
|
|
|
this.index++;
|
|
|
|
|
|
if (char === '\n') {
|
|
|
this.line++;
|
|
|
this.column = 0;
|
|
|
} else {
|
|
|
this.column++;
|
|
|
}
|
|
|
|
|
|
return char;
|
|
|
};
|
|
|
|
|
|
EventedTokenizer.prototype.consumeCharRef = function () {
|
|
|
var endIndex = this.input.indexOf(';', this.index);
|
|
|
|
|
|
if (endIndex === -1) {
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
var entity = this.input.slice(this.index, endIndex);
|
|
|
var chars = this.entityParser.parse(entity);
|
|
|
|
|
|
if (chars) {
|
|
|
var count = entity.length; // consume the entity chars
|
|
|
|
|
|
while (count) {
|
|
|
this.consume();
|
|
|
count--;
|
|
|
} // consume the `;`
|
|
|
|
|
|
|
|
|
this.consume();
|
|
|
return chars;
|
|
|
}
|
|
|
};
|
|
|
|
|
|
EventedTokenizer.prototype.markTagStart = function () {
|
|
|
this.delegate.tagOpen();
|
|
|
};
|
|
|
|
|
|
EventedTokenizer.prototype.appendToTagName = function (char) {
|
|
|
this.tagNameBuffer += char;
|
|
|
this.delegate.appendToTagName(char);
|
|
|
};
|
|
|
|
|
|
EventedTokenizer.prototype.isIgnoredEndTag = function () {
|
|
|
var tag = this.tagNameBuffer;
|
|
|
return tag === 'title' && this.input.substring(this.index, this.index + 8) !== '</title>' || tag === 'style' && this.input.substring(this.index, this.index + 8) !== '</style>' || tag === 'script' && this.input.substring(this.index, this.index + 9) !== '</script>';
|
|
|
};
|
|
|
|
|
|
return EventedTokenizer;
|
|
|
}();
|
|
|
|
|
|
var Tokenizer =
|
|
|
/** @class */
|
|
|
function () {
|
|
|
function Tokenizer(entityParser, options) {
|
|
|
if (options === void 0) {
|
|
|
options = {};
|
|
|
}
|
|
|
|
|
|
this.options = options;
|
|
|
this.token = null;
|
|
|
this.startLine = 1;
|
|
|
this.startColumn = 0;
|
|
|
this.tokens = [];
|
|
|
this.tokenizer = new EventedTokenizer(this, entityParser, options.mode);
|
|
|
this._currentAttribute = undefined;
|
|
|
}
|
|
|
|
|
|
Tokenizer.prototype.tokenize = function (input) {
|
|
|
this.tokens = [];
|
|
|
this.tokenizer.tokenize(input);
|
|
|
return this.tokens;
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.tokenizePart = function (input) {
|
|
|
this.tokens = [];
|
|
|
this.tokenizer.tokenizePart(input);
|
|
|
return this.tokens;
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.tokenizeEOF = function () {
|
|
|
this.tokens = [];
|
|
|
this.tokenizer.tokenizeEOF();
|
|
|
return this.tokens[0];
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.reset = function () {
|
|
|
this.token = null;
|
|
|
this.startLine = 1;
|
|
|
this.startColumn = 0;
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.current = function () {
|
|
|
var token = this.token;
|
|
|
|
|
|
if (token === null) {
|
|
|
throw new Error('token was unexpectedly null');
|
|
|
}
|
|
|
|
|
|
if (arguments.length === 0) {
|
|
|
return token;
|
|
|
}
|
|
|
|
|
|
for (var i = 0; i < arguments.length; i++) {
|
|
|
if (token.type === arguments[i]) {
|
|
|
return token;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
throw new Error("token type was unexpectedly " + token.type);
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.push = function (token) {
|
|
|
this.token = token;
|
|
|
this.tokens.push(token);
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.currentAttribute = function () {
|
|
|
return this._currentAttribute;
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.addLocInfo = function () {
|
|
|
if (this.options.loc) {
|
|
|
this.current().loc = {
|
|
|
start: {
|
|
|
line: this.startLine,
|
|
|
column: this.startColumn
|
|
|
},
|
|
|
end: {
|
|
|
line: this.tokenizer.line,
|
|
|
column: this.tokenizer.column
|
|
|
}
|
|
|
};
|
|
|
}
|
|
|
|
|
|
this.startLine = this.tokenizer.line;
|
|
|
this.startColumn = this.tokenizer.column;
|
|
|
}; // Data
|
|
|
|
|
|
|
|
|
Tokenizer.prototype.beginDoctype = function () {
|
|
|
this.push({
|
|
|
type: "Doctype"
|
|
|
/* Doctype */
|
|
|
,
|
|
|
name: ''
|
|
|
});
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.appendToDoctypeName = function (char) {
|
|
|
this.current("Doctype"
|
|
|
/* Doctype */
|
|
|
).name += char;
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.appendToDoctypePublicIdentifier = function (char) {
|
|
|
var doctype = this.current("Doctype"
|
|
|
/* Doctype */
|
|
|
);
|
|
|
|
|
|
if (doctype.publicIdentifier === undefined) {
|
|
|
doctype.publicIdentifier = char;
|
|
|
} else {
|
|
|
doctype.publicIdentifier += char;
|
|
|
}
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.appendToDoctypeSystemIdentifier = function (char) {
|
|
|
var doctype = this.current("Doctype"
|
|
|
/* Doctype */
|
|
|
);
|
|
|
|
|
|
if (doctype.systemIdentifier === undefined) {
|
|
|
doctype.systemIdentifier = char;
|
|
|
} else {
|
|
|
doctype.systemIdentifier += char;
|
|
|
}
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.endDoctype = function () {
|
|
|
this.addLocInfo();
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.beginData = function () {
|
|
|
this.push({
|
|
|
type: "Chars"
|
|
|
/* Chars */
|
|
|
,
|
|
|
chars: ''
|
|
|
});
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.appendToData = function (char) {
|
|
|
this.current("Chars"
|
|
|
/* Chars */
|
|
|
).chars += char;
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.finishData = function () {
|
|
|
this.addLocInfo();
|
|
|
}; // Comment
|
|
|
|
|
|
|
|
|
Tokenizer.prototype.beginComment = function () {
|
|
|
this.push({
|
|
|
type: "Comment"
|
|
|
/* Comment */
|
|
|
,
|
|
|
chars: ''
|
|
|
});
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.appendToCommentData = function (char) {
|
|
|
this.current("Comment"
|
|
|
/* Comment */
|
|
|
).chars += char;
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.finishComment = function () {
|
|
|
this.addLocInfo();
|
|
|
}; // Tags - basic
|
|
|
|
|
|
|
|
|
Tokenizer.prototype.tagOpen = function () {};
|
|
|
|
|
|
Tokenizer.prototype.beginStartTag = function () {
|
|
|
this.push({
|
|
|
type: "StartTag"
|
|
|
/* StartTag */
|
|
|
,
|
|
|
tagName: '',
|
|
|
attributes: [],
|
|
|
selfClosing: false
|
|
|
});
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.beginEndTag = function () {
|
|
|
this.push({
|
|
|
type: "EndTag"
|
|
|
/* EndTag */
|
|
|
,
|
|
|
tagName: ''
|
|
|
});
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.finishTag = function () {
|
|
|
this.addLocInfo();
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.markTagAsSelfClosing = function () {
|
|
|
this.current("StartTag"
|
|
|
/* StartTag */
|
|
|
).selfClosing = true;
|
|
|
}; // Tags - name
|
|
|
|
|
|
|
|
|
Tokenizer.prototype.appendToTagName = function (char) {
|
|
|
this.current("StartTag"
|
|
|
/* StartTag */
|
|
|
, "EndTag"
|
|
|
/* EndTag */
|
|
|
).tagName += char;
|
|
|
}; // Tags - attributes
|
|
|
|
|
|
|
|
|
Tokenizer.prototype.beginAttribute = function () {
|
|
|
this._currentAttribute = ['', '', false];
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.appendToAttributeName = function (char) {
|
|
|
this.currentAttribute()[0] += char;
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.beginAttributeValue = function (isQuoted) {
|
|
|
this.currentAttribute()[2] = isQuoted;
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.appendToAttributeValue = function (char) {
|
|
|
this.currentAttribute()[1] += char;
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.finishAttributeValue = function () {
|
|
|
this.current("StartTag"
|
|
|
/* StartTag */
|
|
|
).attributes.push(this._currentAttribute);
|
|
|
};
|
|
|
|
|
|
Tokenizer.prototype.reportSyntaxError = function (message) {
|
|
|
this.current().syntaxError = message;
|
|
|
};
|
|
|
|
|
|
return Tokenizer;
|
|
|
}();
|
|
|
|
|
|
function tokenize(input, options) {
|
|
|
var tokenizer = new Tokenizer(new EntityParser(HTML5NamedCharRefs), options);
|
|
|
return tokenizer.tokenize(input);
|
|
|
}
|
|
|
|
|
|
var Options = linkify.Options;
|
|
|
var StartTag = 'StartTag';
|
|
|
var EndTag = 'EndTag';
|
|
|
var Chars = 'Chars';
|
|
|
var Comment = 'Comment';
|
|
|
var Doctype = 'Doctype';
|
|
|
/**
|
|
|
* @param {string} str html string to link
|
|
|
* @param {object} [opts] linkify options
|
|
|
* @returns {string} resulting string
|
|
|
*/
|
|
|
|
|
|
function linkifyHtml(str) {
|
|
|
var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
|
|
|
// `tokens` and `token` in this section refer to tokens generated by the
|
|
|
// HTML parser, not linkify's parser
|
|
|
var tokens = tokenize(str);
|
|
|
var linkifiedTokens = [];
|
|
|
var linkified = [];
|
|
|
opts = new Options(opts); // Linkify the tokens given by the parser
|
|
|
|
|
|
for (var i = 0; i < tokens.length; i++) {
|
|
|
var token = tokens[i];
|
|
|
|
|
|
if (token.type === StartTag) {
|
|
|
linkifiedTokens.push(token); // Ignore all the contents of ignored tags
|
|
|
|
|
|
var tagName = token.tagName.toUpperCase();
|
|
|
var isIgnored = tagName === 'A' || opts.ignoreTags.indexOf(tagName) >= 0;
|
|
|
|
|
|
if (!isIgnored) {
|
|
|
continue;
|
|
|
}
|
|
|
|
|
|
var preskipLen = linkifiedTokens.length;
|
|
|
skipTagTokens(tagName, tokens, ++i, linkifiedTokens);
|
|
|
i += linkifiedTokens.length - preskipLen - 1;
|
|
|
continue;
|
|
|
} else if (token.type !== Chars) {
|
|
|
// Skip this token, it's not important
|
|
|
linkifiedTokens.push(token);
|
|
|
continue;
|
|
|
} // Valid text token, linkify it!
|
|
|
|
|
|
|
|
|
var linkifedChars = linkifyChars(token.chars, opts);
|
|
|
linkifiedTokens.push.apply(linkifiedTokens, linkifedChars);
|
|
|
} // Convert the tokens back into a string
|
|
|
|
|
|
|
|
|
for (var _i = 0; _i < linkifiedTokens.length; _i++) {
|
|
|
var _token = linkifiedTokens[_i];
|
|
|
|
|
|
switch (_token.type) {
|
|
|
case StartTag:
|
|
|
{
|
|
|
var link = '<' + _token.tagName;
|
|
|
|
|
|
if (_token.attributes.length > 0) {
|
|
|
var attrs = attrsToStrings(_token.attributes);
|
|
|
link += ' ' + attrs.join(' ');
|
|
|
}
|
|
|
|
|
|
link += '>';
|
|
|
linkified.push(link);
|
|
|
break;
|
|
|
}
|
|
|
|
|
|
case EndTag:
|
|
|
linkified.push("</".concat(_token.tagName, ">"));
|
|
|
break;
|
|
|
|
|
|
case Chars:
|
|
|
linkified.push(escapeText(_token.chars));
|
|
|
break;
|
|
|
|
|
|
case Comment:
|
|
|
linkified.push("<!--".concat(escapeText(_token.chars), "-->"));
|
|
|
break;
|
|
|
|
|
|
case Doctype:
|
|
|
{
|
|
|
var doctype = "<!DOCTYPE ".concat(_token.name);
|
|
|
|
|
|
if (_token.publicIdentifier) {
|
|
|
doctype += " PUBLIC \"".concat(_token.publicIdentifier, "\"");
|
|
|
}
|
|
|
|
|
|
if (_token.systemIdentifier) {
|
|
|
doctype += " \"".concat(_token.systemIdentifier, "\"");
|
|
|
}
|
|
|
|
|
|
doctype += '>';
|
|
|
linkified.push(doctype);
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
return linkified.join('');
|
|
|
}
|
|
|
/**
|
|
|
`tokens` and `token` in this section referes to tokens returned by
|
|
|
`linkify.tokenize`. `linkified` will contain HTML Parser-style tokens
|
|
|
*/
|
|
|
|
|
|
function linkifyChars(str, opts) {
|
|
|
var tokens = linkify.tokenize(str);
|
|
|
var result = [];
|
|
|
|
|
|
for (var i = 0; i < tokens.length; i++) {
|
|
|
var token = tokens[i];
|
|
|
|
|
|
if (token.t === 'nl' && opts.nl2br) {
|
|
|
result.push({
|
|
|
type: StartTag,
|
|
|
tagName: 'br',
|
|
|
attributes: [],
|
|
|
selfClosing: true
|
|
|
});
|
|
|
continue;
|
|
|
} else if (!token.isLink || !opts.check(token)) {
|
|
|
result.push({
|
|
|
type: Chars,
|
|
|
chars: token.toString()
|
|
|
});
|
|
|
continue;
|
|
|
}
|
|
|
|
|
|
var _opts$resolve = opts.resolve(token),
|
|
|
formatted = _opts$resolve.formatted,
|
|
|
formattedHref = _opts$resolve.formattedHref,
|
|
|
tagName = _opts$resolve.tagName,
|
|
|
className = _opts$resolve.className,
|
|
|
target = _opts$resolve.target,
|
|
|
rel = _opts$resolve.rel,
|
|
|
attributes = _opts$resolve.attributes,
|
|
|
truncate = _opts$resolve.truncate; // Build up attributes
|
|
|
|
|
|
|
|
|
var attributeArray = [['href', formattedHref]];
|
|
|
|
|
|
if (className) {
|
|
|
attributeArray.push(['class', className]);
|
|
|
}
|
|
|
|
|
|
if (target) {
|
|
|
attributeArray.push(['target', target]);
|
|
|
}
|
|
|
|
|
|
if (rel) {
|
|
|
attributeArray.push(['rel', rel]);
|
|
|
}
|
|
|
|
|
|
if (truncate && formatted.length > truncate) {
|
|
|
formatted = formatted.substring(0, truncate) + '…';
|
|
|
}
|
|
|
|
|
|
for (var attr in attributes) {
|
|
|
attributeArray.push([attr, attributes[attr]]);
|
|
|
} // Add the required tokens
|
|
|
|
|
|
|
|
|
result.push({
|
|
|
type: StartTag,
|
|
|
tagName: tagName,
|
|
|
attributes: attributeArray,
|
|
|
selfClosing: false
|
|
|
});
|
|
|
result.push({
|
|
|
type: Chars,
|
|
|
chars: formatted
|
|
|
});
|
|
|
result.push({
|
|
|
type: EndTag,
|
|
|
tagName: tagName
|
|
|
});
|
|
|
}
|
|
|
|
|
|
return result;
|
|
|
}
|
|
|
/**
|
|
|
Returns a list of tokens skipped until the closing tag of tagName.
|
|
|
|
|
|
* `tagName` is the closing tag which will prompt us to stop skipping
|
|
|
* `tokens` is the array of tokens generated by HTML5Tokenizer which
|
|
|
* `i` is the index immediately after the opening tag to skip
|
|
|
* `skippedTokens` is an array which skipped tokens are being pushed into
|
|
|
|
|
|
Caveats
|
|
|
|
|
|
* Assumes that i is the first token after the given opening tagName
|
|
|
* The closing tag will be skipped, but nothing after it
|
|
|
* Will track whether there is a nested tag of the same type
|
|
|
*/
|
|
|
|
|
|
|
|
|
function skipTagTokens(tagName, tokens, i, skippedTokens) {
|
|
|
// number of tokens of this type on the [fictional] stack
|
|
|
var stackCount = 1;
|
|
|
|
|
|
while (i < tokens.length && stackCount > 0) {
|
|
|
var token = tokens[i];
|
|
|
|
|
|
if (token.type === StartTag && token.tagName.toUpperCase() === tagName) {
|
|
|
// Nested tag of the same type, "add to stack"
|
|
|
stackCount++;
|
|
|
} else if (token.type === EndTag && token.tagName.toUpperCase() === tagName) {
|
|
|
// Closing tag
|
|
|
stackCount--;
|
|
|
}
|
|
|
|
|
|
skippedTokens.push(token);
|
|
|
i++;
|
|
|
} // Note that if stackCount > 0 here, the HTML is probably invalid
|
|
|
|
|
|
|
|
|
return skippedTokens;
|
|
|
}
|
|
|
|
|
|
function escapeText(text) {
|
|
|
// Not required, HTML tokenizer ensures this occurs properly
|
|
|
return text;
|
|
|
}
|
|
|
|
|
|
function escapeAttr(attr) {
|
|
|
return attr.replace(/"/g, '"');
|
|
|
}
|
|
|
|
|
|
function attrsToStrings(attrs) {
|
|
|
var attrStrs = [];
|
|
|
|
|
|
for (var i = 0; i < attrs.length; i++) {
|
|
|
var name = attrs[i][0];
|
|
|
var value = attrs[i][1];
|
|
|
attrStrs.push("".concat(name, "=\"").concat(escapeAttr(value), "\""));
|
|
|
}
|
|
|
|
|
|
return attrStrs;
|
|
|
}
|
|
|
|
|
|
export { linkifyHtml as default };
|
