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- 'use strict';
- Object.defineProperty(exports, '__esModule', {
- value: true
- });
- exports.separateMessageFromStack =
- exports.getTopFrame =
- exports.getStackTraceLines =
- exports.formatStackTrace =
- exports.formatResultsErrors =
- exports.formatExecError =
- void 0;
- var path = _interopRequireWildcard(require('path'));
- var _url = require('url');
- var _codeFrame = require('@babel/code-frame');
- var _chalk = _interopRequireDefault(require('chalk'));
- var fs = _interopRequireWildcard(require('graceful-fs'));
- var _micromatch = _interopRequireDefault(require('micromatch'));
- var _slash = _interopRequireDefault(require('slash'));
- var _stackUtils = _interopRequireDefault(require('stack-utils'));
- var _prettyFormat = require('pretty-format');
- function _interopRequireDefault(obj) {
- return obj && obj.__esModule ? obj : {default: obj};
- }
- function _getRequireWildcardCache(nodeInterop) {
- if (typeof WeakMap !== 'function') return null;
- var cacheBabelInterop = new WeakMap();
- var cacheNodeInterop = new WeakMap();
- return (_getRequireWildcardCache = function (nodeInterop) {
- return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
- })(nodeInterop);
- }
- function _interopRequireWildcard(obj, nodeInterop) {
- if (!nodeInterop && obj && obj.__esModule) {
- return obj;
- }
- if (obj === null || (typeof obj !== 'object' && typeof obj !== 'function')) {
- return {default: obj};
- }
- var cache = _getRequireWildcardCache(nodeInterop);
- if (cache && cache.has(obj)) {
- return cache.get(obj);
- }
- var newObj = {};
- var hasPropertyDescriptor =
- Object.defineProperty && Object.getOwnPropertyDescriptor;
- for (var key in obj) {
- if (key !== 'default' && Object.prototype.hasOwnProperty.call(obj, key)) {
- var desc = hasPropertyDescriptor
- ? Object.getOwnPropertyDescriptor(obj, key)
- : null;
- if (desc && (desc.get || desc.set)) {
- Object.defineProperty(newObj, key, desc);
- } else {
- newObj[key] = obj[key];
- }
- }
- }
- newObj.default = obj;
- if (cache) {
- cache.set(obj, newObj);
- }
- return newObj;
- }
- var global = (function () {
- if (typeof globalThis !== 'undefined') {
- return globalThis;
- } else if (typeof global !== 'undefined') {
- return global;
- } else if (typeof self !== 'undefined') {
- return self;
- } else if (typeof window !== 'undefined') {
- return window;
- } else {
- return Function('return this')();
- }
- })();
- var Symbol = global['jest-symbol-do-not-touch'] || global.Symbol;
- var global = (function () {
- if (typeof globalThis !== 'undefined') {
- return globalThis;
- } else if (typeof global !== 'undefined') {
- return global;
- } else if (typeof self !== 'undefined') {
- return self;
- } else if (typeof window !== 'undefined') {
- return window;
- } else {
- return Function('return this')();
- }
- })();
- var Symbol = global['jest-symbol-do-not-touch'] || global.Symbol;
- var global = (function () {
- if (typeof globalThis !== 'undefined') {
- return globalThis;
- } else if (typeof global !== 'undefined') {
- return global;
- } else if (typeof self !== 'undefined') {
- return self;
- } else if (typeof window !== 'undefined') {
- return window;
- } else {
- return Function('return this')();
- }
- })();
- var jestReadFile =
- global[Symbol.for('jest-native-read-file')] || fs.readFileSync;
- // stack utils tries to create pretty stack by making paths relative.
- const stackUtils = new _stackUtils.default({
- cwd: 'something which does not exist'
- });
- let nodeInternals = [];
- try {
- nodeInternals = _stackUtils.default.nodeInternals();
- } catch {
- // `StackUtils.nodeInternals()` fails in browsers. We don't need to remove
- // node internals in the browser though, so no issue.
- }
- const PATH_NODE_MODULES = `${path.sep}node_modules${path.sep}`;
- const PATH_JEST_PACKAGES = `${path.sep}jest${path.sep}packages${path.sep}`; // filter for noisy stack trace lines
- const JASMINE_IGNORE =
- /^\s+at(?:(?:.jasmine\-)|\s+jasmine\.buildExpectationResult)/;
- const JEST_INTERNALS_IGNORE =
- /^\s+at.*?jest(-.*?)?(\/|\\)(build|node_modules|packages)(\/|\\)/;
- const ANONYMOUS_FN_IGNORE = /^\s+at <anonymous>.*$/;
- const ANONYMOUS_PROMISE_IGNORE = /^\s+at (new )?Promise \(<anonymous>\).*$/;
- const ANONYMOUS_GENERATOR_IGNORE = /^\s+at Generator.next \(<anonymous>\).*$/;
- const NATIVE_NEXT_IGNORE = /^\s+at next \(native\).*$/;
- const TITLE_INDENT = ' ';
- const MESSAGE_INDENT = ' ';
- const STACK_INDENT = ' ';
- const ANCESTRY_SEPARATOR = ' \u203A ';
- const TITLE_BULLET = _chalk.default.bold('\u25cf ');
- const STACK_TRACE_COLOR = _chalk.default.dim;
- const STACK_PATH_REGEXP = /\s*at.*\(?(\:\d*\:\d*|native)\)?/;
- const EXEC_ERROR_MESSAGE = 'Test suite failed to run';
- const NOT_EMPTY_LINE_REGEXP = /^(?!$)/gm;
- const indentAllLines = (lines, indent) =>
- lines.replace(NOT_EMPTY_LINE_REGEXP, indent);
- const trim = string => (string || '').trim(); // Some errors contain not only line numbers in stack traces
- // e.g. SyntaxErrors can contain snippets of code, and we don't
- // want to trim those, because they may have pointers to the column/character
- // which will get misaligned.
- const trimPaths = string =>
- string.match(STACK_PATH_REGEXP) ? trim(string) : string;
- const getRenderedCallsite = (fileContent, line, column) => {
- let renderedCallsite = (0, _codeFrame.codeFrameColumns)(
- fileContent,
- {
- start: {
- column,
- line
- }
- },
- {
- highlightCode: true
- }
- );
- renderedCallsite = indentAllLines(renderedCallsite, MESSAGE_INDENT);
- renderedCallsite = `\n${renderedCallsite}\n`;
- return renderedCallsite;
- };
- const blankStringRegexp = /^\s*$/;
- function checkForCommonEnvironmentErrors(error) {
- if (
- error.includes('ReferenceError: document is not defined') ||
- error.includes('ReferenceError: window is not defined') ||
- error.includes('ReferenceError: navigator is not defined')
- ) {
- return warnAboutWrongTestEnvironment(error, 'jsdom');
- } else if (error.includes('.unref is not a function')) {
- return warnAboutWrongTestEnvironment(error, 'node');
- }
- return error;
- }
- function warnAboutWrongTestEnvironment(error, env) {
- return (
- _chalk.default.bold.red(
- `The error below may be caused by using the wrong test environment, see ${_chalk.default.dim.underline(
- 'https://jestjs.io/docs/configuration#testenvironment-string'
- )}.\nConsider using the "${env}" test environment.\n\n`
- ) + error
- );
- } // ExecError is an error thrown outside of the test suite (not inside an `it` or
- // `before/after each` hooks). If it's thrown, none of the tests in the file
- // are executed.
- const formatExecError = (error, config, options, testPath, reuseMessage) => {
- if (!error || typeof error === 'number') {
- error = new Error(`Expected an Error, but "${String(error)}" was thrown`);
- error.stack = '';
- }
- let message, stack;
- if (typeof error === 'string' || !error) {
- error || (error = 'EMPTY ERROR');
- message = '';
- stack = error;
- } else {
- message = error.message;
- stack =
- typeof error.stack === 'string'
- ? error.stack
- : `thrown: ${(0, _prettyFormat.format)(error, {
- maxDepth: 3
- })}`;
- }
- const separated = separateMessageFromStack(stack || '');
- stack = separated.stack;
- if (separated.message.includes(trim(message))) {
- // Often stack trace already contains the duplicate of the message
- message = separated.message;
- }
- message = checkForCommonEnvironmentErrors(message);
- message = indentAllLines(message, MESSAGE_INDENT);
- stack =
- stack && !options.noStackTrace
- ? '\n' + formatStackTrace(stack, config, options, testPath)
- : '';
- if (
- typeof stack !== 'string' ||
- (blankStringRegexp.test(message) && blankStringRegexp.test(stack))
- ) {
- // this can happen if an empty object is thrown.
- message = `thrown: ${(0, _prettyFormat.format)(error, {
- maxDepth: 3
- })}`;
- }
- let messageToUse;
- if (reuseMessage) {
- messageToUse = ` ${message.trim()}`;
- } else {
- messageToUse = `${EXEC_ERROR_MESSAGE}\n\n${message}`;
- }
- return TITLE_INDENT + TITLE_BULLET + messageToUse + stack + '\n';
- };
- exports.formatExecError = formatExecError;
- const removeInternalStackEntries = (lines, options) => {
- let pathCounter = 0;
- return lines.filter(line => {
- if (ANONYMOUS_FN_IGNORE.test(line)) {
- return false;
- }
- if (ANONYMOUS_PROMISE_IGNORE.test(line)) {
- return false;
- }
- if (ANONYMOUS_GENERATOR_IGNORE.test(line)) {
- return false;
- }
- if (NATIVE_NEXT_IGNORE.test(line)) {
- return false;
- }
- if (nodeInternals.some(internal => internal.test(line))) {
- return false;
- }
- if (!STACK_PATH_REGEXP.test(line)) {
- return true;
- }
- if (JASMINE_IGNORE.test(line)) {
- return false;
- }
- if (++pathCounter === 1) {
- return true; // always keep the first line even if it's from Jest
- }
- if (options.noStackTrace) {
- return false;
- }
- if (JEST_INTERNALS_IGNORE.test(line)) {
- return false;
- }
- return true;
- });
- };
- const formatPaths = (config, relativeTestPath, line) => {
- // Extract the file path from the trace line.
- const match = line.match(/(^\s*at .*?\(?)([^()]+)(:[0-9]+:[0-9]+\)?.*$)/);
- if (!match) {
- return line;
- }
- let filePath = (0, _slash.default)(path.relative(config.rootDir, match[2])); // highlight paths from the current test file
- if (
- (config.testMatch &&
- config.testMatch.length &&
- (0, _micromatch.default)([filePath], config.testMatch).length > 0) ||
- filePath === relativeTestPath
- ) {
- filePath = _chalk.default.reset.cyan(filePath);
- }
- return STACK_TRACE_COLOR(match[1]) + filePath + STACK_TRACE_COLOR(match[3]);
- };
- const getStackTraceLines = (
- stack,
- options = {
- noCodeFrame: false,
- noStackTrace: false
- }
- ) => removeInternalStackEntries(stack.split(/\n/), options);
- exports.getStackTraceLines = getStackTraceLines;
- const getTopFrame = lines => {
- for (const line of lines) {
- if (line.includes(PATH_NODE_MODULES) || line.includes(PATH_JEST_PACKAGES)) {
- continue;
- }
- const parsedFrame = stackUtils.parseLine(line.trim());
- if (parsedFrame && parsedFrame.file) {
- if (parsedFrame.file.startsWith('file://')) {
- parsedFrame.file = (0, _slash.default)(
- (0, _url.fileURLToPath)(parsedFrame.file)
- );
- }
- return parsedFrame;
- }
- }
- return null;
- };
- exports.getTopFrame = getTopFrame;
- const formatStackTrace = (stack, config, options, testPath) => {
- const lines = getStackTraceLines(stack, options);
- let renderedCallsite = '';
- const relativeTestPath = testPath
- ? (0, _slash.default)(path.relative(config.rootDir, testPath))
- : null;
- if (!options.noStackTrace && !options.noCodeFrame) {
- const topFrame = getTopFrame(lines);
- if (topFrame) {
- const {column, file: filename, line} = topFrame;
- if (line && filename && path.isAbsolute(filename)) {
- let fileContent;
- try {
- // TODO: check & read HasteFS instead of reading the filesystem:
- // see: https://github.com/facebook/jest/pull/5405#discussion_r164281696
- fileContent = jestReadFile(filename, 'utf8');
- renderedCallsite = getRenderedCallsite(fileContent, line, column);
- } catch {
- // the file does not exist or is inaccessible, we ignore
- }
- }
- }
- }
- const stacktrace = lines
- .filter(Boolean)
- .map(
- line =>
- STACK_INDENT + formatPaths(config, relativeTestPath, trimPaths(line))
- )
- .join('\n');
- return renderedCallsite
- ? `${renderedCallsite}\n${stacktrace}`
- : `\n${stacktrace}`;
- };
- exports.formatStackTrace = formatStackTrace;
- const formatResultsErrors = (testResults, config, options, testPath) => {
- const failedResults = testResults.reduce((errors, result) => {
- result.failureMessages.forEach(item => {
- errors.push({
- content: checkForCommonEnvironmentErrors(item),
- result
- });
- });
- return errors;
- }, []);
- if (!failedResults.length) {
- return null;
- }
- return failedResults
- .map(({result, content}) => {
- let {message, stack} = separateMessageFromStack(content);
- stack = options.noStackTrace
- ? ''
- : STACK_TRACE_COLOR(
- formatStackTrace(stack, config, options, testPath)
- ) + '\n';
- message = indentAllLines(message, MESSAGE_INDENT);
- const title =
- _chalk.default.bold.red(
- TITLE_INDENT +
- TITLE_BULLET +
- result.ancestorTitles.join(ANCESTRY_SEPARATOR) +
- (result.ancestorTitles.length ? ANCESTRY_SEPARATOR : '') +
- result.title
- ) + '\n';
- return title + '\n' + message + '\n' + stack;
- })
- .join('\n');
- };
- exports.formatResultsErrors = formatResultsErrors;
- const errorRegexp = /^Error:?\s*$/;
- const removeBlankErrorLine = str =>
- str
- .split('\n') // Lines saying just `Error:` are useless
- .filter(line => !errorRegexp.test(line))
- .join('\n')
- .trimRight(); // jasmine and worker farm sometimes don't give us access to the actual
- // Error object, so we have to regexp out the message from the stack string
- // to format it.
- const separateMessageFromStack = content => {
- if (!content) {
- return {
- message: '',
- stack: ''
- };
- } // All lines up to what looks like a stack -- or if nothing looks like a stack
- // (maybe it's a code frame instead), just the first non-empty line.
- // If the error is a plain "Error:" instead of a SyntaxError or TypeError we
- // remove the prefix from the message because it is generally not useful.
- const messageMatch = content.match(
- /^(?:Error: )?([\s\S]*?(?=\n\s*at\s.*:\d*:\d*)|\s*.*)([\s\S]*)$/
- );
- if (!messageMatch) {
- // For typescript
- throw new Error('If you hit this error, the regex above is buggy.');
- }
- const message = removeBlankErrorLine(messageMatch[1]);
- const stack = removeBlankErrorLine(messageMatch[2]);
- return {
- message,
- stack
- };
- };
- exports.separateMessageFromStack = separateMessageFromStack;
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