Updated the files.
This commit is contained in:
parent
1553e6b971
commit
753967d4f5
23418 changed files with 3784666 additions and 0 deletions
489
my-app/node_modules/htmlparser2/lib/esm/Parser.js
generated
vendored
Executable file
489
my-app/node_modules/htmlparser2/lib/esm/Parser.js
generated
vendored
Executable file
|
|
@ -0,0 +1,489 @@
|
|||
import Tokenizer, { QuoteType } from "./Tokenizer.js";
|
||||
import { fromCodePoint } from "entities/lib/decode.js";
|
||||
const formTags = new Set([
|
||||
"input",
|
||||
"option",
|
||||
"optgroup",
|
||||
"select",
|
||||
"button",
|
||||
"datalist",
|
||||
"textarea",
|
||||
]);
|
||||
const pTag = new Set(["p"]);
|
||||
const tableSectionTags = new Set(["thead", "tbody"]);
|
||||
const ddtTags = new Set(["dd", "dt"]);
|
||||
const rtpTags = new Set(["rt", "rp"]);
|
||||
const openImpliesClose = new Map([
|
||||
["tr", new Set(["tr", "th", "td"])],
|
||||
["th", new Set(["th"])],
|
||||
["td", new Set(["thead", "th", "td"])],
|
||||
["body", new Set(["head", "link", "script"])],
|
||||
["li", new Set(["li"])],
|
||||
["p", pTag],
|
||||
["h1", pTag],
|
||||
["h2", pTag],
|
||||
["h3", pTag],
|
||||
["h4", pTag],
|
||||
["h5", pTag],
|
||||
["h6", pTag],
|
||||
["select", formTags],
|
||||
["input", formTags],
|
||||
["output", formTags],
|
||||
["button", formTags],
|
||||
["datalist", formTags],
|
||||
["textarea", formTags],
|
||||
["option", new Set(["option"])],
|
||||
["optgroup", new Set(["optgroup", "option"])],
|
||||
["dd", ddtTags],
|
||||
["dt", ddtTags],
|
||||
["address", pTag],
|
||||
["article", pTag],
|
||||
["aside", pTag],
|
||||
["blockquote", pTag],
|
||||
["details", pTag],
|
||||
["div", pTag],
|
||||
["dl", pTag],
|
||||
["fieldset", pTag],
|
||||
["figcaption", pTag],
|
||||
["figure", pTag],
|
||||
["footer", pTag],
|
||||
["form", pTag],
|
||||
["header", pTag],
|
||||
["hr", pTag],
|
||||
["main", pTag],
|
||||
["nav", pTag],
|
||||
["ol", pTag],
|
||||
["pre", pTag],
|
||||
["section", pTag],
|
||||
["table", pTag],
|
||||
["ul", pTag],
|
||||
["rt", rtpTags],
|
||||
["rp", rtpTags],
|
||||
["tbody", tableSectionTags],
|
||||
["tfoot", tableSectionTags],
|
||||
]);
|
||||
const voidElements = new Set([
|
||||
"area",
|
||||
"base",
|
||||
"basefont",
|
||||
"br",
|
||||
"col",
|
||||
"command",
|
||||
"embed",
|
||||
"frame",
|
||||
"hr",
|
||||
"img",
|
||||
"input",
|
||||
"isindex",
|
||||
"keygen",
|
||||
"link",
|
||||
"meta",
|
||||
"param",
|
||||
"source",
|
||||
"track",
|
||||
"wbr",
|
||||
]);
|
||||
const foreignContextElements = new Set(["math", "svg"]);
|
||||
const htmlIntegrationElements = new Set([
|
||||
"mi",
|
||||
"mo",
|
||||
"mn",
|
||||
"ms",
|
||||
"mtext",
|
||||
"annotation-xml",
|
||||
"foreignobject",
|
||||
"desc",
|
||||
"title",
|
||||
]);
|
||||
const reNameEnd = /\s|\//;
|
||||
export class Parser {
|
||||
constructor(cbs, options = {}) {
|
||||
var _a, _b, _c, _d, _e;
|
||||
this.options = options;
|
||||
/** The start index of the last event. */
|
||||
this.startIndex = 0;
|
||||
/** The end index of the last event. */
|
||||
this.endIndex = 0;
|
||||
/**
|
||||
* Store the start index of the current open tag,
|
||||
* so we can update the start index for attributes.
|
||||
*/
|
||||
this.openTagStart = 0;
|
||||
this.tagname = "";
|
||||
this.attribname = "";
|
||||
this.attribvalue = "";
|
||||
this.attribs = null;
|
||||
this.stack = [];
|
||||
this.foreignContext = [];
|
||||
this.buffers = [];
|
||||
this.bufferOffset = 0;
|
||||
/** The index of the last written buffer. Used when resuming after a `pause()`. */
|
||||
this.writeIndex = 0;
|
||||
/** Indicates whether the parser has finished running / `.end` has been called. */
|
||||
this.ended = false;
|
||||
this.cbs = cbs !== null && cbs !== void 0 ? cbs : {};
|
||||
this.lowerCaseTagNames = (_a = options.lowerCaseTags) !== null && _a !== void 0 ? _a : !options.xmlMode;
|
||||
this.lowerCaseAttributeNames =
|
||||
(_b = options.lowerCaseAttributeNames) !== null && _b !== void 0 ? _b : !options.xmlMode;
|
||||
this.tokenizer = new ((_c = options.Tokenizer) !== null && _c !== void 0 ? _c : Tokenizer)(this.options, this);
|
||||
(_e = (_d = this.cbs).onparserinit) === null || _e === void 0 ? void 0 : _e.call(_d, this);
|
||||
}
|
||||
// Tokenizer event handlers
|
||||
/** @internal */
|
||||
ontext(start, endIndex) {
|
||||
var _a, _b;
|
||||
const data = this.getSlice(start, endIndex);
|
||||
this.endIndex = endIndex - 1;
|
||||
(_b = (_a = this.cbs).ontext) === null || _b === void 0 ? void 0 : _b.call(_a, data);
|
||||
this.startIndex = endIndex;
|
||||
}
|
||||
/** @internal */
|
||||
ontextentity(cp) {
|
||||
var _a, _b;
|
||||
/*
|
||||
* Entities can be emitted on the character, or directly after.
|
||||
* We use the section start here to get accurate indices.
|
||||
*/
|
||||
const index = this.tokenizer.getSectionStart();
|
||||
this.endIndex = index - 1;
|
||||
(_b = (_a = this.cbs).ontext) === null || _b === void 0 ? void 0 : _b.call(_a, fromCodePoint(cp));
|
||||
this.startIndex = index;
|
||||
}
|
||||
isVoidElement(name) {
|
||||
return !this.options.xmlMode && voidElements.has(name);
|
||||
}
|
||||
/** @internal */
|
||||
onopentagname(start, endIndex) {
|
||||
this.endIndex = endIndex;
|
||||
let name = this.getSlice(start, endIndex);
|
||||
if (this.lowerCaseTagNames) {
|
||||
name = name.toLowerCase();
|
||||
}
|
||||
this.emitOpenTag(name);
|
||||
}
|
||||
emitOpenTag(name) {
|
||||
var _a, _b, _c, _d;
|
||||
this.openTagStart = this.startIndex;
|
||||
this.tagname = name;
|
||||
const impliesClose = !this.options.xmlMode && openImpliesClose.get(name);
|
||||
if (impliesClose) {
|
||||
while (this.stack.length > 0 &&
|
||||
impliesClose.has(this.stack[this.stack.length - 1])) {
|
||||
const element = this.stack.pop();
|
||||
(_b = (_a = this.cbs).onclosetag) === null || _b === void 0 ? void 0 : _b.call(_a, element, true);
|
||||
}
|
||||
}
|
||||
if (!this.isVoidElement(name)) {
|
||||
this.stack.push(name);
|
||||
if (foreignContextElements.has(name)) {
|
||||
this.foreignContext.push(true);
|
||||
}
|
||||
else if (htmlIntegrationElements.has(name)) {
|
||||
this.foreignContext.push(false);
|
||||
}
|
||||
}
|
||||
(_d = (_c = this.cbs).onopentagname) === null || _d === void 0 ? void 0 : _d.call(_c, name);
|
||||
if (this.cbs.onopentag)
|
||||
this.attribs = {};
|
||||
}
|
||||
endOpenTag(isImplied) {
|
||||
var _a, _b;
|
||||
this.startIndex = this.openTagStart;
|
||||
if (this.attribs) {
|
||||
(_b = (_a = this.cbs).onopentag) === null || _b === void 0 ? void 0 : _b.call(_a, this.tagname, this.attribs, isImplied);
|
||||
this.attribs = null;
|
||||
}
|
||||
if (this.cbs.onclosetag && this.isVoidElement(this.tagname)) {
|
||||
this.cbs.onclosetag(this.tagname, true);
|
||||
}
|
||||
this.tagname = "";
|
||||
}
|
||||
/** @internal */
|
||||
onopentagend(endIndex) {
|
||||
this.endIndex = endIndex;
|
||||
this.endOpenTag(false);
|
||||
// Set `startIndex` for next node
|
||||
this.startIndex = endIndex + 1;
|
||||
}
|
||||
/** @internal */
|
||||
onclosetag(start, endIndex) {
|
||||
var _a, _b, _c, _d, _e, _f;
|
||||
this.endIndex = endIndex;
|
||||
let name = this.getSlice(start, endIndex);
|
||||
if (this.lowerCaseTagNames) {
|
||||
name = name.toLowerCase();
|
||||
}
|
||||
if (foreignContextElements.has(name) ||
|
||||
htmlIntegrationElements.has(name)) {
|
||||
this.foreignContext.pop();
|
||||
}
|
||||
if (!this.isVoidElement(name)) {
|
||||
const pos = this.stack.lastIndexOf(name);
|
||||
if (pos !== -1) {
|
||||
if (this.cbs.onclosetag) {
|
||||
let count = this.stack.length - pos;
|
||||
while (count--) {
|
||||
// We know the stack has sufficient elements.
|
||||
this.cbs.onclosetag(this.stack.pop(), count !== 0);
|
||||
}
|
||||
}
|
||||
else
|
||||
this.stack.length = pos;
|
||||
}
|
||||
else if (!this.options.xmlMode && name === "p") {
|
||||
// Implicit open before close
|
||||
this.emitOpenTag("p");
|
||||
this.closeCurrentTag(true);
|
||||
}
|
||||
}
|
||||
else if (!this.options.xmlMode && name === "br") {
|
||||
// We can't use `emitOpenTag` for implicit open, as `br` would be implicitly closed.
|
||||
(_b = (_a = this.cbs).onopentagname) === null || _b === void 0 ? void 0 : _b.call(_a, "br");
|
||||
(_d = (_c = this.cbs).onopentag) === null || _d === void 0 ? void 0 : _d.call(_c, "br", {}, true);
|
||||
(_f = (_e = this.cbs).onclosetag) === null || _f === void 0 ? void 0 : _f.call(_e, "br", false);
|
||||
}
|
||||
// Set `startIndex` for next node
|
||||
this.startIndex = endIndex + 1;
|
||||
}
|
||||
/** @internal */
|
||||
onselfclosingtag(endIndex) {
|
||||
this.endIndex = endIndex;
|
||||
if (this.options.xmlMode ||
|
||||
this.options.recognizeSelfClosing ||
|
||||
this.foreignContext[this.foreignContext.length - 1]) {
|
||||
this.closeCurrentTag(false);
|
||||
// Set `startIndex` for next node
|
||||
this.startIndex = endIndex + 1;
|
||||
}
|
||||
else {
|
||||
// Ignore the fact that the tag is self-closing.
|
||||
this.onopentagend(endIndex);
|
||||
}
|
||||
}
|
||||
closeCurrentTag(isOpenImplied) {
|
||||
var _a, _b;
|
||||
const name = this.tagname;
|
||||
this.endOpenTag(isOpenImplied);
|
||||
// Self-closing tags will be on the top of the stack
|
||||
if (this.stack[this.stack.length - 1] === name) {
|
||||
// If the opening tag isn't implied, the closing tag has to be implied.
|
||||
(_b = (_a = this.cbs).onclosetag) === null || _b === void 0 ? void 0 : _b.call(_a, name, !isOpenImplied);
|
||||
this.stack.pop();
|
||||
}
|
||||
}
|
||||
/** @internal */
|
||||
onattribname(start, endIndex) {
|
||||
this.startIndex = start;
|
||||
const name = this.getSlice(start, endIndex);
|
||||
this.attribname = this.lowerCaseAttributeNames
|
||||
? name.toLowerCase()
|
||||
: name;
|
||||
}
|
||||
/** @internal */
|
||||
onattribdata(start, endIndex) {
|
||||
this.attribvalue += this.getSlice(start, endIndex);
|
||||
}
|
||||
/** @internal */
|
||||
onattribentity(cp) {
|
||||
this.attribvalue += fromCodePoint(cp);
|
||||
}
|
||||
/** @internal */
|
||||
onattribend(quote, endIndex) {
|
||||
var _a, _b;
|
||||
this.endIndex = endIndex;
|
||||
(_b = (_a = this.cbs).onattribute) === null || _b === void 0 ? void 0 : _b.call(_a, this.attribname, this.attribvalue, quote === QuoteType.Double
|
||||
? '"'
|
||||
: quote === QuoteType.Single
|
||||
? "'"
|
||||
: quote === QuoteType.NoValue
|
||||
? undefined
|
||||
: null);
|
||||
if (this.attribs &&
|
||||
!Object.prototype.hasOwnProperty.call(this.attribs, this.attribname)) {
|
||||
this.attribs[this.attribname] = this.attribvalue;
|
||||
}
|
||||
this.attribvalue = "";
|
||||
}
|
||||
getInstructionName(value) {
|
||||
const index = value.search(reNameEnd);
|
||||
let name = index < 0 ? value : value.substr(0, index);
|
||||
if (this.lowerCaseTagNames) {
|
||||
name = name.toLowerCase();
|
||||
}
|
||||
return name;
|
||||
}
|
||||
/** @internal */
|
||||
ondeclaration(start, endIndex) {
|
||||
this.endIndex = endIndex;
|
||||
const value = this.getSlice(start, endIndex);
|
||||
if (this.cbs.onprocessinginstruction) {
|
||||
const name = this.getInstructionName(value);
|
||||
this.cbs.onprocessinginstruction(`!${name}`, `!${value}`);
|
||||
}
|
||||
// Set `startIndex` for next node
|
||||
this.startIndex = endIndex + 1;
|
||||
}
|
||||
/** @internal */
|
||||
onprocessinginstruction(start, endIndex) {
|
||||
this.endIndex = endIndex;
|
||||
const value = this.getSlice(start, endIndex);
|
||||
if (this.cbs.onprocessinginstruction) {
|
||||
const name = this.getInstructionName(value);
|
||||
this.cbs.onprocessinginstruction(`?${name}`, `?${value}`);
|
||||
}
|
||||
// Set `startIndex` for next node
|
||||
this.startIndex = endIndex + 1;
|
||||
}
|
||||
/** @internal */
|
||||
oncomment(start, endIndex, offset) {
|
||||
var _a, _b, _c, _d;
|
||||
this.endIndex = endIndex;
|
||||
(_b = (_a = this.cbs).oncomment) === null || _b === void 0 ? void 0 : _b.call(_a, this.getSlice(start, endIndex - offset));
|
||||
(_d = (_c = this.cbs).oncommentend) === null || _d === void 0 ? void 0 : _d.call(_c);
|
||||
// Set `startIndex` for next node
|
||||
this.startIndex = endIndex + 1;
|
||||
}
|
||||
/** @internal */
|
||||
oncdata(start, endIndex, offset) {
|
||||
var _a, _b, _c, _d, _e, _f, _g, _h, _j, _k;
|
||||
this.endIndex = endIndex;
|
||||
const value = this.getSlice(start, endIndex - offset);
|
||||
if (this.options.xmlMode || this.options.recognizeCDATA) {
|
||||
(_b = (_a = this.cbs).oncdatastart) === null || _b === void 0 ? void 0 : _b.call(_a);
|
||||
(_d = (_c = this.cbs).ontext) === null || _d === void 0 ? void 0 : _d.call(_c, value);
|
||||
(_f = (_e = this.cbs).oncdataend) === null || _f === void 0 ? void 0 : _f.call(_e);
|
||||
}
|
||||
else {
|
||||
(_h = (_g = this.cbs).oncomment) === null || _h === void 0 ? void 0 : _h.call(_g, `[CDATA[${value}]]`);
|
||||
(_k = (_j = this.cbs).oncommentend) === null || _k === void 0 ? void 0 : _k.call(_j);
|
||||
}
|
||||
// Set `startIndex` for next node
|
||||
this.startIndex = endIndex + 1;
|
||||
}
|
||||
/** @internal */
|
||||
onend() {
|
||||
var _a, _b;
|
||||
if (this.cbs.onclosetag) {
|
||||
// Set the end index for all remaining tags
|
||||
this.endIndex = this.startIndex;
|
||||
for (let index = this.stack.length; index > 0; this.cbs.onclosetag(this.stack[--index], true))
|
||||
;
|
||||
}
|
||||
(_b = (_a = this.cbs).onend) === null || _b === void 0 ? void 0 : _b.call(_a);
|
||||
}
|
||||
/**
|
||||
* Resets the parser to a blank state, ready to parse a new HTML document
|
||||
*/
|
||||
reset() {
|
||||
var _a, _b, _c, _d;
|
||||
(_b = (_a = this.cbs).onreset) === null || _b === void 0 ? void 0 : _b.call(_a);
|
||||
this.tokenizer.reset();
|
||||
this.tagname = "";
|
||||
this.attribname = "";
|
||||
this.attribs = null;
|
||||
this.stack.length = 0;
|
||||
this.startIndex = 0;
|
||||
this.endIndex = 0;
|
||||
(_d = (_c = this.cbs).onparserinit) === null || _d === void 0 ? void 0 : _d.call(_c, this);
|
||||
this.buffers.length = 0;
|
||||
this.bufferOffset = 0;
|
||||
this.writeIndex = 0;
|
||||
this.ended = false;
|
||||
}
|
||||
/**
|
||||
* Resets the parser, then parses a complete document and
|
||||
* pushes it to the handler.
|
||||
*
|
||||
* @param data Document to parse.
|
||||
*/
|
||||
parseComplete(data) {
|
||||
this.reset();
|
||||
this.end(data);
|
||||
}
|
||||
getSlice(start, end) {
|
||||
while (start - this.bufferOffset >= this.buffers[0].length) {
|
||||
this.shiftBuffer();
|
||||
}
|
||||
let slice = this.buffers[0].slice(start - this.bufferOffset, end - this.bufferOffset);
|
||||
while (end - this.bufferOffset > this.buffers[0].length) {
|
||||
this.shiftBuffer();
|
||||
slice += this.buffers[0].slice(0, end - this.bufferOffset);
|
||||
}
|
||||
return slice;
|
||||
}
|
||||
shiftBuffer() {
|
||||
this.bufferOffset += this.buffers[0].length;
|
||||
this.writeIndex--;
|
||||
this.buffers.shift();
|
||||
}
|
||||
/**
|
||||
* Parses a chunk of data and calls the corresponding callbacks.
|
||||
*
|
||||
* @param chunk Chunk to parse.
|
||||
*/
|
||||
write(chunk) {
|
||||
var _a, _b;
|
||||
if (this.ended) {
|
||||
(_b = (_a = this.cbs).onerror) === null || _b === void 0 ? void 0 : _b.call(_a, new Error(".write() after done!"));
|
||||
return;
|
||||
}
|
||||
this.buffers.push(chunk);
|
||||
if (this.tokenizer.running) {
|
||||
this.tokenizer.write(chunk);
|
||||
this.writeIndex++;
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Parses the end of the buffer and clears the stack, calls onend.
|
||||
*
|
||||
* @param chunk Optional final chunk to parse.
|
||||
*/
|
||||
end(chunk) {
|
||||
var _a, _b;
|
||||
if (this.ended) {
|
||||
(_b = (_a = this.cbs).onerror) === null || _b === void 0 ? void 0 : _b.call(_a, new Error(".end() after done!"));
|
||||
return;
|
||||
}
|
||||
if (chunk)
|
||||
this.write(chunk);
|
||||
this.ended = true;
|
||||
this.tokenizer.end();
|
||||
}
|
||||
/**
|
||||
* Pauses parsing. The parser won't emit events until `resume` is called.
|
||||
*/
|
||||
pause() {
|
||||
this.tokenizer.pause();
|
||||
}
|
||||
/**
|
||||
* Resumes parsing after `pause` was called.
|
||||
*/
|
||||
resume() {
|
||||
this.tokenizer.resume();
|
||||
while (this.tokenizer.running &&
|
||||
this.writeIndex < this.buffers.length) {
|
||||
this.tokenizer.write(this.buffers[this.writeIndex++]);
|
||||
}
|
||||
if (this.ended)
|
||||
this.tokenizer.end();
|
||||
}
|
||||
/**
|
||||
* Alias of `write`, for backwards compatibility.
|
||||
*
|
||||
* @param chunk Chunk to parse.
|
||||
* @deprecated
|
||||
*/
|
||||
parseChunk(chunk) {
|
||||
this.write(chunk);
|
||||
}
|
||||
/**
|
||||
* Alias of `end`, for backwards compatibility.
|
||||
*
|
||||
* @param chunk Optional final chunk to parse.
|
||||
* @deprecated
|
||||
*/
|
||||
done(chunk) {
|
||||
this.end(chunk);
|
||||
}
|
||||
}
|
||||
//# sourceMappingURL=Parser.js.map
|
||||
Loading…
Add table
Add a link
Reference in a new issue