brave-real-playwright-core
Version:
Brave-optimized Playwright Core (v1.56.1) with comprehensive stealth patches and error stack sanitization
387 lines (386 loc) • 14 kB
JavaScript
;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var selectorParser_exports = {};
__export(selectorParser_exports, {
InvalidSelectorError: () => import_cssParser2.InvalidSelectorError,
customCSSNames: () => customCSSNames,
isInvalidSelectorError: () => import_cssParser2.isInvalidSelectorError,
parseAttributeSelector: () => parseAttributeSelector,
parseSelector: () => parseSelector,
splitSelectorByFrame: () => splitSelectorByFrame,
stringifySelector: () => stringifySelector,
visitAllSelectorParts: () => visitAllSelectorParts
});
module.exports = __toCommonJS(selectorParser_exports);
var import_cssParser = require("./cssParser");
var import_cssParser2 = require("./cssParser");
const kNestedSelectorNames = /* @__PURE__ */ new Set(["internal:has", "internal:has-not", "internal:and", "internal:or", "internal:chain", "left-of", "right-of", "above", "below", "near"]);
const kNestedSelectorNamesWithDistance = /* @__PURE__ */ new Set(["left-of", "right-of", "above", "below", "near"]);
const customCSSNames = /* @__PURE__ */ new Set(["not", "is", "where", "has", "scope", "light", "visible", "text", "text-matches", "text-is", "has-text", "above", "below", "right-of", "left-of", "near", "nth-match"]);
function parseSelector(selector) {
const parsedStrings = parseSelectorString(selector);
const parts = [];
for (const part of parsedStrings.parts) {
if (part.name === "css" || part.name === "css:light") {
if (part.name === "css:light")
part.body = ":light(" + part.body + ")";
const parsedCSS = (0, import_cssParser.parseCSS)(part.body, customCSSNames);
parts.push({
name: "css",
body: parsedCSS.selector,
source: part.body
});
continue;
}
if (kNestedSelectorNames.has(part.name)) {
let innerSelector;
let distance;
try {
const unescaped = JSON.parse("[" + part.body + "]");
if (!Array.isArray(unescaped) || unescaped.length < 1 || unescaped.length > 2 || typeof unescaped[0] !== "string")
throw new import_cssParser.InvalidSelectorError(`Malformed selector: ${part.name}=` + part.body);
innerSelector = unescaped[0];
if (unescaped.length === 2) {
if (typeof unescaped[1] !== "number" || !kNestedSelectorNamesWithDistance.has(part.name))
throw new import_cssParser.InvalidSelectorError(`Malformed selector: ${part.name}=` + part.body);
distance = unescaped[1];
}
} catch (e) {
throw new import_cssParser.InvalidSelectorError(`Malformed selector: ${part.name}=` + part.body);
}
const nested = { name: part.name, source: part.body, body: { parsed: parseSelector(innerSelector), distance } };
const lastFrame = [...nested.body.parsed.parts].reverse().find((part2) => part2.name === "internal:control" && part2.body === "enter-frame");
const lastFrameIndex = lastFrame ? nested.body.parsed.parts.indexOf(lastFrame) : -1;
if (lastFrameIndex !== -1 && selectorPartsEqual(nested.body.parsed.parts.slice(0, lastFrameIndex + 1), parts.slice(0, lastFrameIndex + 1)))
nested.body.parsed.parts.splice(0, lastFrameIndex + 1);
parts.push(nested);
continue;
}
parts.push({ ...part, source: part.body });
}
if (kNestedSelectorNames.has(parts[0].name))
throw new import_cssParser.InvalidSelectorError(`"${parts[0].name}" selector cannot be first`);
return {
capture: parsedStrings.capture,
parts
};
}
function splitSelectorByFrame(selectorText) {
const selector = parseSelector(selectorText);
const result = [];
let chunk = {
parts: []
};
let chunkStartIndex = 0;
for (let i = 0; i < selector.parts.length; ++i) {
const part = selector.parts[i];
if (part.name === "internal:control" && part.body === "enter-frame") {
if (!chunk.parts.length)
throw new import_cssParser.InvalidSelectorError("Selector cannot start with entering frame, select the iframe first");
result.push(chunk);
chunk = { parts: [] };
chunkStartIndex = i + 1;
continue;
}
if (selector.capture === i)
chunk.capture = i - chunkStartIndex;
chunk.parts.push(part);
}
if (!chunk.parts.length)
throw new import_cssParser.InvalidSelectorError(`Selector cannot end with entering frame, while parsing selector ${selectorText}`);
result.push(chunk);
if (typeof selector.capture === "number" && typeof result[result.length - 1].capture !== "number")
throw new import_cssParser.InvalidSelectorError(`Can not capture the selector before diving into the frame. Only use * after the last frame has been selected`);
return result;
}
function selectorPartsEqual(list1, list2) {
return stringifySelector({ parts: list1 }) === stringifySelector({ parts: list2 });
}
function stringifySelector(selector, forceEngineName) {
if (typeof selector === "string")
return selector;
return selector.parts.map((p, i) => {
let includeEngine = true;
if (!forceEngineName && i !== selector.capture) {
if (p.name === "css")
includeEngine = false;
else if (p.name === "xpath" && p.source.startsWith("//") || p.source.startsWith(".."))
includeEngine = false;
}
const prefix = includeEngine ? p.name + "=" : "";
return `${i === selector.capture ? "*" : ""}${prefix}${p.source}`;
}).join(" >> ");
}
function visitAllSelectorParts(selector, visitor) {
const visit = (selector2, nested) => {
for (const part of selector2.parts) {
visitor(part, nested);
if (kNestedSelectorNames.has(part.name))
visit(part.body.parsed, true);
}
};
visit(selector, false);
}
function parseSelectorString(selector) {
let index = 0;
let quote;
let start = 0;
const result = { parts: [] };
const append = () => {
const part = selector.substring(start, index).trim();
const eqIndex = part.indexOf("=");
let name;
let body;
if (eqIndex !== -1 && part.substring(0, eqIndex).trim().match(/^[a-zA-Z_0-9-+:*]+$/)) {
name = part.substring(0, eqIndex).trim();
body = part.substring(eqIndex + 1);
} else if (part.length > 1 && part[0] === '"' && part[part.length - 1] === '"') {
name = "text";
body = part;
} else if (part.length > 1 && part[0] === "'" && part[part.length - 1] === "'") {
name = "text";
body = part;
} else if (/^\(*\/\//.test(part) || part.startsWith("..")) {
name = "xpath";
body = part;
} else {
name = "css";
body = part;
}
let capture = false;
if (name[0] === "*") {
capture = true;
name = name.substring(1);
}
result.parts.push({ name, body });
if (capture) {
if (result.capture !== void 0)
throw new import_cssParser.InvalidSelectorError(`Only one of the selectors can capture using * modifier`);
result.capture = result.parts.length - 1;
}
};
if (!selector.includes(">>")) {
index = selector.length;
append();
return result;
}
const shouldIgnoreTextSelectorQuote = () => {
const prefix = selector.substring(start, index);
const match = prefix.match(/^\s*text\s*=(.*)$/);
return !!match && !!match[1];
};
while (index < selector.length) {
const c = selector[index];
if (c === "\\" && index + 1 < selector.length) {
index += 2;
} else if (c === quote) {
quote = void 0;
index++;
} else if (!quote && (c === '"' || c === "'" || c === "`") && !shouldIgnoreTextSelectorQuote()) {
quote = c;
index++;
} else if (!quote && c === ">" && selector[index + 1] === ">") {
append();
index += 2;
start = index;
} else {
index++;
}
}
append();
return result;
}
function parseAttributeSelector(selector, allowUnquotedStrings) {
let wp = 0;
let EOL = selector.length === 0;
const next = () => selector[wp] || "";
const eat1 = () => {
const result2 = next();
++wp;
EOL = wp >= selector.length;
return result2;
};
const syntaxError = (stage) => {
if (EOL)
throw new import_cssParser.InvalidSelectorError(`Unexpected end of selector while parsing selector \`${selector}\``);
throw new import_cssParser.InvalidSelectorError(`Error while parsing selector \`${selector}\` - unexpected symbol "${next()}" at position ${wp}` + (stage ? " during " + stage : ""));
};
function skipSpaces() {
while (!EOL && /\s/.test(next()))
eat1();
}
function isCSSNameChar(char) {
return char >= "\x80" || char >= "0" && char <= "9" || char >= "A" && char <= "Z" || char >= "a" && char <= "z" || char >= "0" && char <= "9" || char === "_" || char === "-";
}
function readIdentifier() {
let result2 = "";
skipSpaces();
while (!EOL && isCSSNameChar(next()))
result2 += eat1();
return result2;
}
function readQuotedString(quote) {
let result2 = eat1();
if (result2 !== quote)
syntaxError("parsing quoted string");
while (!EOL && next() !== quote) {
if (next() === "\\")
eat1();
result2 += eat1();
}
if (next() !== quote)
syntaxError("parsing quoted string");
result2 += eat1();
return result2;
}
function readRegularExpression() {
if (eat1() !== "/")
syntaxError("parsing regular expression");
let source = "";
let inClass = false;
while (!EOL) {
if (next() === "\\") {
source += eat1();
if (EOL)
syntaxError("parsing regular expression");
} else if (inClass && next() === "]") {
inClass = false;
} else if (!inClass && next() === "[") {
inClass = true;
} else if (!inClass && next() === "/") {
break;
}
source += eat1();
}
if (eat1() !== "/")
syntaxError("parsing regular expression");
let flags = "";
while (!EOL && next().match(/[dgimsuy]/))
flags += eat1();
try {
return new RegExp(source, flags);
} catch (e) {
throw new import_cssParser.InvalidSelectorError(`Error while parsing selector \`${selector}\`: ${e.message}`);
}
}
function readAttributeToken() {
let token = "";
skipSpaces();
if (next() === `'` || next() === `"`)
token = readQuotedString(next()).slice(1, -1);
else
token = readIdentifier();
if (!token)
syntaxError("parsing property path");
return token;
}
function readOperator() {
skipSpaces();
let op = "";
if (!EOL)
op += eat1();
if (!EOL && op !== "=")
op += eat1();
if (!["=", "*=", "^=", "$=", "|=", "~="].includes(op))
syntaxError("parsing operator");
return op;
}
function readAttribute() {
eat1();
const jsonPath = [];
jsonPath.push(readAttributeToken());
skipSpaces();
while (next() === ".") {
eat1();
jsonPath.push(readAttributeToken());
skipSpaces();
}
if (next() === "]") {
eat1();
return { name: jsonPath.join("."), jsonPath, op: "<truthy>", value: null, caseSensitive: false };
}
const operator = readOperator();
let value = void 0;
let caseSensitive = true;
skipSpaces();
if (next() === "/") {
if (operator !== "=")
throw new import_cssParser.InvalidSelectorError(`Error while parsing selector \`${selector}\` - cannot use ${operator} in attribute with regular expression`);
value = readRegularExpression();
} else if (next() === `'` || next() === `"`) {
value = readQuotedString(next()).slice(1, -1);
skipSpaces();
if (next() === "i" || next() === "I") {
caseSensitive = false;
eat1();
} else if (next() === "s" || next() === "S") {
caseSensitive = true;
eat1();
}
} else {
value = "";
while (!EOL && (isCSSNameChar(next()) || next() === "+" || next() === "."))
value += eat1();
if (value === "true") {
value = true;
} else if (value === "false") {
value = false;
} else {
if (!allowUnquotedStrings) {
value = +value;
if (Number.isNaN(value))
syntaxError("parsing attribute value");
}
}
}
skipSpaces();
if (next() !== "]")
syntaxError("parsing attribute value");
eat1();
if (operator !== "=" && typeof value !== "string")
throw new import_cssParser.InvalidSelectorError(`Error while parsing selector \`${selector}\` - cannot use ${operator} in attribute with non-string matching value - ${value}`);
return { name: jsonPath.join("."), jsonPath, op: operator, value, caseSensitive };
}
const result = {
name: "",
attributes: []
};
result.name = readIdentifier();
skipSpaces();
while (next() === "[") {
result.attributes.push(readAttribute());
skipSpaces();
}
if (!EOL)
syntaxError(void 0);
if (!result.name && !result.attributes.length)
throw new import_cssParser.InvalidSelectorError(`Error while parsing selector \`${selector}\` - selector cannot be empty`);
return result;
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
InvalidSelectorError,
customCSSNames,
isInvalidSelectorError,
parseAttributeSelector,
parseSelector,
splitSelectorByFrame,
stringifySelector,
visitAllSelectorParts
});