88 lines
3.0 KiB
JavaScript
88 lines
3.0 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.parseStack = void 0;
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const regexValidFrame_Chrome = /^\s*(at|in)\s.+(:\d+)/;
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const regexValidFrame_FireFox = /(^|@)\S+:\d+|.+line\s+\d+\s+>\s+(eval|Function).+/;
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const regexExtractLocation = /\(?(.+?)(?::(\d+))?(?::(\d+))?\)?$/;
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function extractLocation(token) {
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const execed = regexExtractLocation.exec(token);
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if (!execed) {
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throw new Error('Could not match in extractLocation');
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}
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return execed.slice(1).map((v) => {
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const p = Number(v);
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if (!isNaN(p)) {
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return p;
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}
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return v;
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});
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}
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const makeStackFrame = ({ functionName, fileName, lineNumber, columnNumber, }) => {
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if (functionName && functionName.indexOf('Object.') === 0) {
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functionName = functionName.slice('Object.'.length);
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}
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if (
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// Chrome has a bug with inferring function.name:
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// https://github.com/facebook/create-react-app/issues/2097
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// Let's ignore a meaningless name we get for top-level modules.
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functionName === 'friendlySyntaxErrorLabel' ||
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functionName === 'exports.__esModule' ||
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functionName === '<anonymous>' ||
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!functionName) {
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functionName = null;
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}
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return {
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columnNumber,
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fileName,
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functionName,
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lineNumber,
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};
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};
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const parseStack = (stack) => {
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const frames = stack
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.filter((e) => regexValidFrame_Chrome.test(e) || regexValidFrame_FireFox.test(e))
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.map((e) => {
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if (regexValidFrame_FireFox.test(e)) {
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// Strip eval, we don't care about it
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let isEval = false;
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if (/ > (eval|Function)/.test(e)) {
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e = e.replace(/ line (\d+)(?: > eval line \d+)* > (eval|Function):\d+:\d+/g, ':$1');
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isEval = true;
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}
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const _data = e.split(/[@]/g);
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const _last = _data.pop();
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if (!_last) {
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throw new Error('could not get last');
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}
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const [_fileName, _lineNumber, _columnNumber] = extractLocation(_last);
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return makeStackFrame({
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functionName: _data.join('@') || (isEval ? 'eval' : null),
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fileName: _fileName,
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lineNumber: _lineNumber,
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columnNumber: _columnNumber,
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});
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}
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// Strip eval, we don't care about it
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if (e.indexOf('(eval ') !== -1) {
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e = e.replace(/(\(eval at [^()]*)|(\),.*$)/g, '');
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}
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if (e.indexOf('(at ') !== -1) {
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e = e.replace(/\(at /, '(');
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}
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const data = e.trim().split(/\s+/g).slice(1);
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const last = data.pop();
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if (!last) {
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throw new Error('could not get last');
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}
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const [fileName, lineNumber, columnNumber] = extractLocation(last);
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return makeStackFrame({
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functionName: data.join(' ') || null,
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fileName,
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lineNumber,
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columnNumber,
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});
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});
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return frames;
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};
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exports.parseStack = parseStack;
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