Change endpoint from persons to people

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xfarrow
2025-03-23 21:00:08 +01:00
parent 4ae263662c
commit d005193f63
7158 changed files with 700476 additions and 735 deletions

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backend/apis/nodejs/node_modules/jest-snapshot/LICENSE generated vendored Normal file
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MIT License
Copyright (c) Meta Platforms, Inc. and affiliates.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

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'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.saveInlineSnapshots = saveInlineSnapshots;
var path = _interopRequireWildcard(require('path'));
var _util = require('util');
var fs = _interopRequireWildcard(require('graceful-fs'));
var _semver = _interopRequireDefault(require('semver'));
var _utils = require('./utils');
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 Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
var Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
var jestWriteFile =
globalThis[Symbol.for('jest-native-write-file')] || fs.writeFileSync;
var Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
var jestReadFile =
globalThis[Symbol.for('jest-native-read-file')] || fs.readFileSync;
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
// prettier-ignore
const generate = // @ts-expect-error requireOutside Babel transform
require(require.resolve('@babel/generator', {
[(globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol).for('jest-resolve-outside-vm-option')]: true
})).default;
const {
isAwaitExpression,
templateElement,
templateLiteral,
traverse,
traverseFast
} = require(require.resolve('@babel/types', { // @ts-expect-error requireOutside Babel transform
[(globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol).for(
'jest-resolve-outside-vm-option'
)]: true
}));
// @ts-expect-error requireOutside Babel transform
const {parseSync} = require(require.resolve('@babel/core', {
[(globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol).for(
'jest-resolve-outside-vm-option'
)]: true
}));
function saveInlineSnapshots(snapshots, rootDir, prettierPath) {
let prettier = null;
if (prettierPath) {
try {
// @ts-expect-error requireOutside Babel transform
prettier = require(require.resolve(prettierPath, {
[(globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol).for(
'jest-resolve-outside-vm-option'
)]: true
}));
if (_semver.default.gte(prettier.version, '3.0.0')) {
throw new Error(
'Jest: Inline Snapshots are not supported when using Prettier 3.0.0 or above.\nSee https://jestjs.io/docs/configuration/#prettierpath-string for alternatives.'
);
}
} catch (error) {
if (!_util.types.isNativeError(error)) {
throw error;
}
if (error.code !== 'MODULE_NOT_FOUND') {
throw error;
}
}
}
const snapshotsByFile = groupSnapshotsByFile(snapshots);
for (const sourceFilePath of Object.keys(snapshotsByFile)) {
saveSnapshotsForFile(
snapshotsByFile[sourceFilePath],
sourceFilePath,
rootDir,
prettier && _semver.default.gte(prettier.version, '1.5.0')
? prettier
: undefined
);
}
}
const saveSnapshotsForFile = (snapshots, sourceFilePath, rootDir, prettier) => {
const sourceFile = jestReadFile(sourceFilePath, 'utf8');
// TypeScript projects may not have a babel config; make sure they can be parsed anyway.
const presets = [require.resolve('babel-preset-current-node-syntax')];
const plugins = [];
if (/\.([cm]?ts|tsx)$/.test(sourceFilePath)) {
plugins.push([
require.resolve('@babel/plugin-syntax-typescript'),
{
isTSX: sourceFilePath.endsWith('x')
},
// unique name to make sure Babel does not complain about a possible duplicate plugin.
'TypeScript syntax plugin added by Jest snapshot'
]);
}
// Record the matcher names seen during traversal and pass them down one
// by one to formatting parser.
const snapshotMatcherNames = [];
let ast = null;
try {
ast = parseSync(sourceFile, {
filename: sourceFilePath,
plugins,
presets,
root: rootDir
});
} catch (error) {
// attempt to recover from missing jsx plugin
if (error.message.includes('@babel/plugin-syntax-jsx')) {
try {
const jsxSyntaxPlugin = [
require.resolve('@babel/plugin-syntax-jsx'),
{},
// unique name to make sure Babel does not complain about a possible duplicate plugin.
'JSX syntax plugin added by Jest snapshot'
];
ast = parseSync(sourceFile, {
filename: sourceFilePath,
plugins: [...plugins, jsxSyntaxPlugin],
presets,
root: rootDir
});
} catch {
throw error;
}
} else {
throw error;
}
}
if (!ast) {
throw new Error(`jest-snapshot: Failed to parse ${sourceFilePath}`);
}
traverseAst(snapshots, ast, snapshotMatcherNames);
// substitute in the snapshots in reverse order, so slice calculations aren't thrown off.
const sourceFileWithSnapshots = snapshots.reduceRight(
(sourceSoFar, nextSnapshot) => {
const {node} = nextSnapshot;
if (
!node ||
typeof node.start !== 'number' ||
typeof node.end !== 'number'
) {
throw new Error('Jest: no snapshot insert location found');
}
// A hack to prevent unexpected line breaks in the generated code
node.loc.end.line = node.loc.start.line;
return (
sourceSoFar.slice(0, node.start) +
generate(node, {
retainLines: true
}).code.trim() +
sourceSoFar.slice(node.end)
);
},
sourceFile
);
const newSourceFile = prettier
? runPrettier(
prettier,
sourceFilePath,
sourceFileWithSnapshots,
snapshotMatcherNames
)
: sourceFileWithSnapshots;
if (newSourceFile !== sourceFile) {
jestWriteFile(sourceFilePath, newSourceFile);
}
};
const groupSnapshotsBy = createKey => snapshots =>
snapshots.reduce((object, inlineSnapshot) => {
const key = createKey(inlineSnapshot);
return {
...object,
[key]: (object[key] || []).concat(inlineSnapshot)
};
}, {});
const groupSnapshotsByFrame = groupSnapshotsBy(({frame: {line, column}}) =>
typeof line === 'number' && typeof column === 'number'
? `${line}:${column - 1}`
: ''
);
const groupSnapshotsByFile = groupSnapshotsBy(({frame: {file}}) => file);
const indent = (snapshot, numIndents, indentation) => {
const lines = snapshot.split('\n');
// Prevent re-indentation of inline snapshots.
if (
lines.length >= 2 &&
lines[1].startsWith(indentation.repeat(numIndents + 1))
) {
return snapshot;
}
return lines
.map((line, index) => {
if (index === 0) {
// First line is either a 1-line snapshot or a blank line.
return line;
} else if (index !== lines.length - 1) {
// Do not indent empty lines.
if (line === '') {
return line;
}
// Not last line, indent one level deeper than expect call.
return indentation.repeat(numIndents + 1) + line;
} else {
// The last line should be placed on the same level as the expect call.
return indentation.repeat(numIndents) + line;
}
})
.join('\n');
};
const traverseAst = (snapshots, ast, snapshotMatcherNames) => {
const groupedSnapshots = groupSnapshotsByFrame(snapshots);
const remainingSnapshots = new Set(snapshots.map(({snapshot}) => snapshot));
traverseFast(ast, node => {
if (node.type !== 'CallExpression') return;
const {arguments: args, callee} = node;
if (
callee.type !== 'MemberExpression' ||
callee.property.type !== 'Identifier' ||
callee.property.loc == null
) {
return;
}
const {line, column} = callee.property.loc.start;
const snapshotsForFrame = groupedSnapshots[`${line}:${column}`];
if (!snapshotsForFrame) {
return;
}
if (snapshotsForFrame.length > 1) {
throw new Error(
'Jest: Multiple inline snapshots for the same call are not supported.'
);
}
const inlineSnapshot = snapshotsForFrame[0];
inlineSnapshot.node = node;
snapshotMatcherNames.push(callee.property.name);
const snapshotIndex = args.findIndex(
({type}) => type === 'TemplateLiteral' || type === 'StringLiteral'
);
const {snapshot} = inlineSnapshot;
remainingSnapshots.delete(snapshot);
const replacementNode = templateLiteral(
[
templateElement({
raw: (0, _utils.escapeBacktickString)(snapshot)
})
],
[]
);
if (snapshotIndex > -1) {
args[snapshotIndex] = replacementNode;
} else {
args.push(replacementNode);
}
});
if (remainingSnapshots.size) {
throw new Error("Jest: Couldn't locate all inline snapshots.");
}
};
const runPrettier = (
prettier,
sourceFilePath,
sourceFileWithSnapshots,
snapshotMatcherNames
) => {
// Resolve project configuration.
// For older versions of Prettier, do not load configuration.
const config = prettier.resolveConfig
? prettier.resolveConfig.sync(sourceFilePath, {
editorconfig: true
})
: null;
// Prioritize parser found in the project config.
// If not found detect the parser for the test file.
// For older versions of Prettier, fallback to a simple parser detection.
// @ts-expect-error - `inferredParser` is `string`
const inferredParser =
(config && typeof config.parser === 'string' && config.parser) ||
(prettier.getFileInfo
? prettier.getFileInfo.sync(sourceFilePath).inferredParser
: simpleDetectParser(sourceFilePath));
if (!inferredParser) {
throw new Error(
`Could not infer Prettier parser for file ${sourceFilePath}`
);
}
// Snapshots have now been inserted. Run prettier to make sure that the code is
// formatted, except snapshot indentation. Snapshots cannot be formatted until
// after the initial format because we don't know where the call expression
// will be placed (specifically its indentation), so we have to do two
// prettier.format calls back-to-back.
return prettier.format(
prettier.format(sourceFileWithSnapshots, {
...config,
filepath: sourceFilePath
}),
{
...config,
filepath: sourceFilePath,
parser: createFormattingParser(snapshotMatcherNames, inferredParser)
}
);
};
// This parser formats snapshots to the correct indentation.
const createFormattingParser =
(snapshotMatcherNames, inferredParser) => (text, parsers, options) => {
// Workaround for https://github.com/prettier/prettier/issues/3150
options.parser = inferredParser;
const ast = parsers[inferredParser](text, options);
traverse(ast, (node, ancestors) => {
if (node.type !== 'CallExpression') return;
const {arguments: args, callee} = node;
if (
callee.type !== 'MemberExpression' ||
callee.property.type !== 'Identifier' ||
!snapshotMatcherNames.includes(callee.property.name) ||
!callee.loc ||
callee.computed
) {
return;
}
let snapshotIndex;
let snapshot;
for (let i = 0; i < args.length; i++) {
const node = args[i];
if (node.type === 'TemplateLiteral') {
snapshotIndex = i;
snapshot = node.quasis[0].value.raw;
}
}
if (snapshot === undefined) {
return;
}
const parent = ancestors[ancestors.length - 1].node;
const startColumn =
isAwaitExpression(parent) && parent.loc
? parent.loc.start.column
: callee.loc.start.column;
const useSpaces = !options.useTabs;
snapshot = indent(
snapshot,
Math.ceil(
useSpaces
? startColumn / (options.tabWidth ?? 1)
: // Each tab is 2 characters.
startColumn / 2
),
useSpaces ? ' '.repeat(options.tabWidth ?? 1) : '\t'
);
const replacementNode = templateLiteral(
[
templateElement({
raw: snapshot
})
],
[]
);
args[snapshotIndex] = replacementNode;
});
return ast;
};
const simpleDetectParser = filePath => {
const extname = path.extname(filePath);
if (/\.tsx?$/.test(extname)) {
return 'typescript';
}
return 'babel';
};

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'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.isSnapshotPath =
exports.buildSnapshotResolver =
exports.EXTENSION =
exports.DOT_EXTENSION =
void 0;
var path = _interopRequireWildcard(require('path'));
var _chalk = _interopRequireDefault(require('chalk'));
var _transform = require('@jest/transform');
var _jestUtil = require('jest-util');
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;
}
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
const EXTENSION = 'snap';
exports.EXTENSION = EXTENSION;
const DOT_EXTENSION = `.${EXTENSION}`;
exports.DOT_EXTENSION = DOT_EXTENSION;
const isSnapshotPath = path => path.endsWith(DOT_EXTENSION);
exports.isSnapshotPath = isSnapshotPath;
const cache = new Map();
const buildSnapshotResolver = async (
config,
localRequire = (0, _transform.createTranspilingRequire)(config)
) => {
const key = config.rootDir;
const resolver =
cache.get(key) ??
(await createSnapshotResolver(await localRequire, config.snapshotResolver));
cache.set(key, resolver);
return resolver;
};
exports.buildSnapshotResolver = buildSnapshotResolver;
async function createSnapshotResolver(localRequire, snapshotResolverPath) {
return typeof snapshotResolverPath === 'string'
? createCustomSnapshotResolver(snapshotResolverPath, localRequire)
: createDefaultSnapshotResolver();
}
function createDefaultSnapshotResolver() {
return {
resolveSnapshotPath: testPath =>
path.join(
path.join(path.dirname(testPath), '__snapshots__'),
path.basename(testPath) + DOT_EXTENSION
),
resolveTestPath: snapshotPath =>
path.resolve(
path.dirname(snapshotPath),
'..',
path.basename(snapshotPath, DOT_EXTENSION)
),
testPathForConsistencyCheck: path.posix.join(
'consistency_check',
'__tests__',
'example.test.js'
)
};
}
async function createCustomSnapshotResolver(
snapshotResolverPath,
localRequire
) {
const custom = (0, _jestUtil.interopRequireDefault)(
await localRequire(snapshotResolverPath)
).default;
const keys = [
['resolveSnapshotPath', 'function'],
['resolveTestPath', 'function'],
['testPathForConsistencyCheck', 'string']
];
keys.forEach(([propName, requiredType]) => {
if (typeof custom[propName] !== requiredType) {
throw new TypeError(mustImplement(propName, requiredType));
}
});
const customResolver = {
resolveSnapshotPath: testPath =>
custom.resolveSnapshotPath(testPath, DOT_EXTENSION),
resolveTestPath: snapshotPath =>
custom.resolveTestPath(snapshotPath, DOT_EXTENSION),
testPathForConsistencyCheck: custom.testPathForConsistencyCheck
};
verifyConsistentTransformations(customResolver);
return customResolver;
}
function mustImplement(propName, requiredType) {
return `${_chalk.default.bold(
`Custom snapshot resolver must implement a \`${propName}\` as a ${requiredType}.`
)}\nDocumentation: https://jestjs.io/docs/configuration#snapshotresolver-string`;
}
function verifyConsistentTransformations(custom) {
const resolvedSnapshotPath = custom.resolveSnapshotPath(
custom.testPathForConsistencyCheck
);
const resolvedTestPath = custom.resolveTestPath(resolvedSnapshotPath);
if (resolvedTestPath !== custom.testPathForConsistencyCheck) {
throw new Error(
_chalk.default.bold(
`Custom snapshot resolver functions must transform paths consistently, i.e. expects resolveTestPath(resolveSnapshotPath('${custom.testPathForConsistencyCheck}')) === ${resolvedTestPath}`
)
);
}
}

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'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.default = void 0;
var fs = _interopRequireWildcard(require('graceful-fs'));
var _jestMessageUtil = require('jest-message-util');
var _InlineSnapshots = require('./InlineSnapshots');
var _utils = require('./utils');
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 Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
var Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
var jestExistsFile =
globalThis[Symbol.for('jest-native-exists-file')] || fs.existsSync;
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
class SnapshotState {
_counters;
_dirty;
// @ts-expect-error - seemingly unused?
_index;
_updateSnapshot;
_snapshotData;
_initialData;
_snapshotPath;
_inlineSnapshots;
_uncheckedKeys;
_prettierPath;
_rootDir;
snapshotFormat;
added;
expand;
matched;
unmatched;
updated;
constructor(snapshotPath, options) {
this._snapshotPath = snapshotPath;
const {data, dirty} = (0, _utils.getSnapshotData)(
this._snapshotPath,
options.updateSnapshot
);
this._initialData = data;
this._snapshotData = data;
this._dirty = dirty;
this._prettierPath = options.prettierPath ?? null;
this._inlineSnapshots = [];
this._uncheckedKeys = new Set(Object.keys(this._snapshotData));
this._counters = new Map();
this._index = 0;
this.expand = options.expand || false;
this.added = 0;
this.matched = 0;
this.unmatched = 0;
this._updateSnapshot = options.updateSnapshot;
this.updated = 0;
this.snapshotFormat = options.snapshotFormat;
this._rootDir = options.rootDir;
}
markSnapshotsAsCheckedForTest(testName) {
this._uncheckedKeys.forEach(uncheckedKey => {
if ((0, _utils.keyToTestName)(uncheckedKey) === testName) {
this._uncheckedKeys.delete(uncheckedKey);
}
});
}
_addSnapshot(key, receivedSerialized, options) {
this._dirty = true;
if (options.isInline) {
const error = options.error || new Error();
const lines = (0, _jestMessageUtil.getStackTraceLines)(
(0, _utils.removeLinesBeforeExternalMatcherTrap)(error.stack || '')
);
const frame = (0, _jestMessageUtil.getTopFrame)(lines);
if (!frame) {
throw new Error(
"Jest: Couldn't infer stack frame for inline snapshot."
);
}
this._inlineSnapshots.push({
frame,
snapshot: receivedSerialized
});
} else {
this._snapshotData[key] = receivedSerialized;
}
}
clear() {
this._snapshotData = this._initialData;
this._inlineSnapshots = [];
this._counters = new Map();
this._index = 0;
this.added = 0;
this.matched = 0;
this.unmatched = 0;
this.updated = 0;
}
save() {
const hasExternalSnapshots = Object.keys(this._snapshotData).length;
const hasInlineSnapshots = this._inlineSnapshots.length;
const isEmpty = !hasExternalSnapshots && !hasInlineSnapshots;
const status = {
deleted: false,
saved: false
};
if ((this._dirty || this._uncheckedKeys.size) && !isEmpty) {
if (hasExternalSnapshots) {
(0, _utils.saveSnapshotFile)(this._snapshotData, this._snapshotPath);
}
if (hasInlineSnapshots) {
(0, _InlineSnapshots.saveInlineSnapshots)(
this._inlineSnapshots,
this._rootDir,
this._prettierPath
);
}
status.saved = true;
} else if (!hasExternalSnapshots && jestExistsFile(this._snapshotPath)) {
if (this._updateSnapshot === 'all') {
fs.unlinkSync(this._snapshotPath);
}
status.deleted = true;
}
return status;
}
getUncheckedCount() {
return this._uncheckedKeys.size || 0;
}
getUncheckedKeys() {
return Array.from(this._uncheckedKeys);
}
removeUncheckedKeys() {
if (this._updateSnapshot === 'all' && this._uncheckedKeys.size) {
this._dirty = true;
this._uncheckedKeys.forEach(key => delete this._snapshotData[key]);
this._uncheckedKeys.clear();
}
}
match({testName, received, key, inlineSnapshot, isInline, error}) {
this._counters.set(testName, (this._counters.get(testName) || 0) + 1);
const count = Number(this._counters.get(testName));
if (!key) {
key = (0, _utils.testNameToKey)(testName, count);
}
// Do not mark the snapshot as "checked" if the snapshot is inline and
// there's an external snapshot. This way the external snapshot can be
// removed with `--updateSnapshot`.
if (!(isInline && this._snapshotData[key] !== undefined)) {
this._uncheckedKeys.delete(key);
}
const receivedSerialized = (0, _utils.addExtraLineBreaks)(
(0, _utils.serialize)(received, undefined, this.snapshotFormat)
);
const expected = isInline ? inlineSnapshot : this._snapshotData[key];
const pass = expected === receivedSerialized;
const hasSnapshot = expected !== undefined;
const snapshotIsPersisted = isInline || fs.existsSync(this._snapshotPath);
if (pass && !isInline) {
// Executing a snapshot file as JavaScript and writing the strings back
// when other snapshots have changed loses the proper escaping for some
// characters. Since we check every snapshot in every test, use the newly
// generated formatted string.
// Note that this is only relevant when a snapshot is added and the dirty
// flag is set.
this._snapshotData[key] = receivedSerialized;
}
// These are the conditions on when to write snapshots:
// * There's no snapshot file in a non-CI environment.
// * There is a snapshot file and we decided to update the snapshot.
// * There is a snapshot file, but it doesn't have this snaphsot.
// These are the conditions on when not to write snapshots:
// * The update flag is set to 'none'.
// * There's no snapshot file or a file without this snapshot on a CI environment.
if (
(hasSnapshot && this._updateSnapshot === 'all') ||
((!hasSnapshot || !snapshotIsPersisted) &&
(this._updateSnapshot === 'new' || this._updateSnapshot === 'all'))
) {
if (this._updateSnapshot === 'all') {
if (!pass) {
if (hasSnapshot) {
this.updated++;
} else {
this.added++;
}
this._addSnapshot(key, receivedSerialized, {
error,
isInline
});
} else {
this.matched++;
}
} else {
this._addSnapshot(key, receivedSerialized, {
error,
isInline
});
this.added++;
}
return {
actual: '',
count,
expected: '',
key,
pass: true
};
} else {
if (!pass) {
this.unmatched++;
return {
actual: (0, _utils.removeExtraLineBreaks)(receivedSerialized),
count,
expected:
expected !== undefined
? (0, _utils.removeExtraLineBreaks)(expected)
: undefined,
key,
pass: false
};
} else {
this.matched++;
return {
actual: '',
count,
expected: '',
key,
pass: true
};
}
}
}
fail(testName, _received, key) {
this._counters.set(testName, (this._counters.get(testName) || 0) + 1);
const count = Number(this._counters.get(testName));
if (!key) {
key = (0, _utils.testNameToKey)(testName, count);
}
this._uncheckedKeys.delete(key);
this.unmatched++;
return key;
}
}
exports.default = SnapshotState;

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@ -0,0 +1,39 @@
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.bForeground3 =
exports.bForeground2 =
exports.bBackground3 =
exports.bBackground2 =
exports.aForeground3 =
exports.aForeground2 =
exports.aBackground3 =
exports.aBackground2 =
void 0;
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
// https://jonasjacek.github.io/colors/
const aForeground2 = 90;
exports.aForeground2 = aForeground2;
const aBackground2 = 225;
exports.aBackground2 = aBackground2;
const bForeground2 = 23;
exports.bForeground2 = bForeground2;
const bBackground2 = 195;
exports.bBackground2 = bBackground2;
const aForeground3 = [0x80, 0, 0x80];
exports.aForeground3 = aForeground3;
const aBackground3 = [0xff, 0xd7, 0xff];
exports.aBackground3 = aBackground3;
const bForeground3 = [0, 0x5f, 0x5f];
exports.bForeground3 = bForeground3;
const bBackground3 = [0xd7, 0xff, 0xff];
exports.bBackground3 = bBackground3;

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'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.dedentLines = void 0;
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
const getIndentationLength = line => {
const result = /^( {2})+/.exec(line);
return result === null ? 0 : result[0].length;
};
const dedentLine = line => line.slice(getIndentationLength(line));
// Return true if:
// "key": "value has multiple lines\n…
// "key has multiple lines\n…
const hasUnmatchedDoubleQuoteMarks = string => {
let n = 0;
let i = string.indexOf('"', 0);
while (i !== -1) {
if (i === 0 || string[i - 1] !== '\\') {
n += 1;
}
i = string.indexOf('"', i + 1);
}
return n % 2 !== 0;
};
const isFirstLineOfTag = line => /^( {2})*</.test(line);
// The length of the output array is the index of the next input line.
// Push dedented lines of start tag onto output and return true;
// otherwise return false because:
// * props include a multiline string (or text node, if props have markup)
// * start tag does not close
const dedentStartTag = (input, output) => {
let line = input[output.length];
output.push(dedentLine(line));
if (line.includes('>')) {
return true;
}
while (output.length < input.length) {
line = input[output.length];
if (hasUnmatchedDoubleQuoteMarks(line)) {
return false; // because props include a multiline string
} else if (isFirstLineOfTag(line)) {
// Recursion only if props have markup.
if (!dedentMarkup(input, output)) {
return false;
}
} else {
output.push(dedentLine(line));
if (line.includes('>')) {
return true;
}
}
}
return false;
};
// Push dedented lines of markup onto output and return true;
// otherwise return false because:
// * props include a multiline string
// * text has more than one adjacent line
// * markup does not close
const dedentMarkup = (input, output) => {
let line = input[output.length];
if (!dedentStartTag(input, output)) {
return false;
}
if (input[output.length - 1].includes('/>')) {
return true;
}
let isText = false;
const stack = [];
stack.push(getIndentationLength(line));
while (stack.length > 0 && output.length < input.length) {
line = input[output.length];
if (isFirstLineOfTag(line)) {
if (line.includes('</')) {
output.push(dedentLine(line));
stack.pop();
} else {
if (!dedentStartTag(input, output)) {
return false;
}
if (!input[output.length - 1].includes('/>')) {
stack.push(getIndentationLength(line));
}
}
isText = false;
} else {
if (isText) {
return false; // because text has more than one adjacent line
}
const indentationLengthOfTag = stack[stack.length - 1];
output.push(line.slice(indentationLengthOfTag + 2));
isText = true;
}
}
return stack.length === 0;
};
// Return lines unindented by heuristic;
// otherwise return null because:
// * props include a multiline string
// * text has more than one adjacent line
// * markup does not close
const dedentLines = input => {
const output = [];
while (output.length < input.length) {
const line = input[output.length];
if (hasUnmatchedDoubleQuoteMarks(line)) {
return null;
} else if (isFirstLineOfTag(line)) {
if (!dedentMarkup(input, output)) {
return null;
}
} else {
output.push(dedentLine(line));
}
}
return output;
};
exports.dedentLines = dedentLines;

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/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
import type {Config} from '@jest/types';
import type {MatcherContext} from 'expect';
import type {MatcherFunctionWithContext} from 'expect';
import {Plugin as Plugin_2} from 'pretty-format';
import {Plugins} from 'pretty-format';
import type {PrettyFormatOptions} from 'pretty-format';
export declare const addSerializer: (plugin: Plugin_2) => void;
export declare const buildSnapshotResolver: (
config: Config.ProjectConfig,
localRequire?: Promise<LocalRequire> | LocalRequire,
) => Promise<SnapshotResolver>;
export declare const cleanup: (
fileSystem: FileSystem_2,
update: Config.SnapshotUpdateState,
snapshotResolver: SnapshotResolver,
testPathIgnorePatterns?: Config.ProjectConfig['testPathIgnorePatterns'],
) => {
filesRemoved: number;
filesRemovedList: Array<string>;
};
export declare interface Context extends MatcherContext {
snapshotState: SnapshotState;
}
export declare const EXTENSION = 'snap';
declare interface FileSystem_2 {
exists(path: string): boolean;
matchFiles(pattern: RegExp | string): Array<string>;
}
export declare const getSerializers: () => Plugins;
export declare const isSnapshotPath: (path: string) => boolean;
declare type LocalRequire = (module: string) => unknown;
declare type SaveStatus = {
deleted: boolean;
saved: boolean;
};
declare type SnapshotFormat = Omit<PrettyFormatOptions, 'compareKeys'>;
export declare interface SnapshotMatchers<R extends void | Promise<void>, T> {
/**
* This ensures that a value matches the most recent snapshot with property matchers.
* Check out [the Snapshot Testing guide](https://jestjs.io/docs/snapshot-testing) for more information.
*/
toMatchSnapshot(hint?: string): R;
/**
* This ensures that a value matches the most recent snapshot.
* Check out [the Snapshot Testing guide](https://jestjs.io/docs/snapshot-testing) for more information.
*/
toMatchSnapshot<U extends Record<keyof T, unknown>>(
propertyMatchers: Partial<U>,
hint?: string,
): R;
/**
* This ensures that a value matches the most recent snapshot with property matchers.
* Instead of writing the snapshot value to a .snap file, it will be written into the source code automatically.
* Check out [the Snapshot Testing guide](https://jestjs.io/docs/snapshot-testing) for more information.
*/
toMatchInlineSnapshot(snapshot?: string): R;
/**
* This ensures that a value matches the most recent snapshot with property matchers.
* Instead of writing the snapshot value to a .snap file, it will be written into the source code automatically.
* Check out [the Snapshot Testing guide](https://jestjs.io/docs/snapshot-testing) for more information.
*/
toMatchInlineSnapshot<U extends Record<keyof T, unknown>>(
propertyMatchers: Partial<U>,
snapshot?: string,
): R;
/**
* Used to test that a function throws a error matching the most recent snapshot when it is called.
*/
toThrowErrorMatchingSnapshot(hint?: string): R;
/**
* Used to test that a function throws a error matching the most recent snapshot when it is called.
* Instead of writing the snapshot value to a .snap file, it will be written into the source code automatically.
*/
toThrowErrorMatchingInlineSnapshot(snapshot?: string): R;
}
declare type SnapshotMatchOptions = {
readonly testName: string;
readonly received: unknown;
readonly key?: string;
readonly inlineSnapshot?: string;
readonly isInline: boolean;
readonly error?: Error;
};
export declare type SnapshotResolver = {
/** Resolves from `testPath` to snapshot path. */
resolveSnapshotPath(testPath: string, snapshotExtension?: string): string;
/** Resolves from `snapshotPath` to test path. */
resolveTestPath(snapshotPath: string, snapshotExtension?: string): string;
/** Example test path, used for preflight consistency check of the implementation above. */
testPathForConsistencyCheck: string;
};
declare type SnapshotReturnOptions = {
readonly actual: string;
readonly count: number;
readonly expected?: string;
readonly key: string;
readonly pass: boolean;
};
export declare class SnapshotState {
private _counters;
private _dirty;
private _index;
private readonly _updateSnapshot;
private _snapshotData;
private readonly _initialData;
private readonly _snapshotPath;
private _inlineSnapshots;
private readonly _uncheckedKeys;
private readonly _prettierPath;
private readonly _rootDir;
readonly snapshotFormat: SnapshotFormat;
added: number;
expand: boolean;
matched: number;
unmatched: number;
updated: number;
constructor(snapshotPath: string, options: SnapshotStateOptions);
markSnapshotsAsCheckedForTest(testName: string): void;
private _addSnapshot;
clear(): void;
save(): SaveStatus;
getUncheckedCount(): number;
getUncheckedKeys(): Array<string>;
removeUncheckedKeys(): void;
match({
testName,
received,
key,
inlineSnapshot,
isInline,
error,
}: SnapshotMatchOptions): SnapshotReturnOptions;
fail(testName: string, _received: unknown, key?: string): string;
}
declare type SnapshotStateOptions = {
readonly updateSnapshot: Config.SnapshotUpdateState;
readonly prettierPath?: string | null;
readonly expand?: boolean;
readonly snapshotFormat: SnapshotFormat;
readonly rootDir: string;
};
export declare const toMatchInlineSnapshot: MatcherFunctionWithContext<
Context,
[propertiesOrSnapshot?: object | string, inlineSnapshot?: string]
>;
export declare const toMatchSnapshot: MatcherFunctionWithContext<
Context,
[propertiesOrHint?: object | string, hint?: string]
>;
export declare const toThrowErrorMatchingInlineSnapshot: MatcherFunctionWithContext<
Context,
[inlineSnapshot?: string, fromPromise?: boolean]
>;
export declare const toThrowErrorMatchingSnapshot: MatcherFunctionWithContext<
Context,
[hint?: string, fromPromise?: boolean]
>;
export {};

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'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
Object.defineProperty(exports, 'EXTENSION', {
enumerable: true,
get: function () {
return _SnapshotResolver.EXTENSION;
}
});
Object.defineProperty(exports, 'SnapshotState', {
enumerable: true,
get: function () {
return _State.default;
}
});
Object.defineProperty(exports, 'addSerializer', {
enumerable: true,
get: function () {
return _plugins.addSerializer;
}
});
Object.defineProperty(exports, 'buildSnapshotResolver', {
enumerable: true,
get: function () {
return _SnapshotResolver.buildSnapshotResolver;
}
});
exports.cleanup = void 0;
Object.defineProperty(exports, 'getSerializers', {
enumerable: true,
get: function () {
return _plugins.getSerializers;
}
});
Object.defineProperty(exports, 'isSnapshotPath', {
enumerable: true,
get: function () {
return _SnapshotResolver.isSnapshotPath;
}
});
exports.toThrowErrorMatchingSnapshot =
exports.toThrowErrorMatchingInlineSnapshot =
exports.toMatchSnapshot =
exports.toMatchInlineSnapshot =
void 0;
var fs = _interopRequireWildcard(require('graceful-fs'));
var _jestMatcherUtils = require('jest-matcher-utils');
var _SnapshotResolver = require('./SnapshotResolver');
var _printSnapshot = require('./printSnapshot');
var _utils = require('./utils');
var _plugins = require('./plugins');
var _State = _interopRequireDefault(require('./State'));
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 Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
var Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
var jestExistsFile =
globalThis[Symbol.for('jest-native-exists-file')] || fs.existsSync;
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
const DID_NOT_THROW = 'Received function did not throw'; // same as toThrow
const NOT_SNAPSHOT_MATCHERS = `Snapshot matchers cannot be used with ${(0,
_jestMatcherUtils.BOLD_WEIGHT)('not')}`;
const INDENTATION_REGEX = /^([^\S\n]*)\S/m;
// Display name in report when matcher fails same as in snapshot file,
// but with optional hint argument in bold weight.
const printSnapshotName = (concatenatedBlockNames = '', hint = '', count) => {
const hasNames = concatenatedBlockNames.length !== 0;
const hasHint = hint.length !== 0;
return `Snapshot name: \`${
hasNames ? (0, _utils.escapeBacktickString)(concatenatedBlockNames) : ''
}${hasNames && hasHint ? ': ' : ''}${
hasHint
? (0, _jestMatcherUtils.BOLD_WEIGHT)(
(0, _utils.escapeBacktickString)(hint)
)
: ''
} ${count}\``;
};
function stripAddedIndentation(inlineSnapshot) {
// Find indentation if exists.
const match = inlineSnapshot.match(INDENTATION_REGEX);
if (!match || !match[1]) {
// No indentation.
return inlineSnapshot;
}
const indentation = match[1];
const lines = inlineSnapshot.split('\n');
if (lines.length <= 2) {
// Must be at least 3 lines.
return inlineSnapshot;
}
if (lines[0].trim() !== '' || lines[lines.length - 1].trim() !== '') {
// If not blank first and last lines, abort.
return inlineSnapshot;
}
for (let i = 1; i < lines.length - 1; i++) {
if (lines[i] !== '') {
if (lines[i].indexOf(indentation) !== 0) {
// All lines except first and last should either be blank or have the same
// indent as the first line (or more). If this isn't the case we don't
// want to touch the snapshot at all.
return inlineSnapshot;
}
lines[i] = lines[i].substring(indentation.length);
}
}
// Last line is a special case because it won't have the same indent as others
// but may still have been given some indent to line up.
lines[lines.length - 1] = '';
// Return inline snapshot, now at indent 0.
inlineSnapshot = lines.join('\n');
return inlineSnapshot;
}
const fileExists = (filePath, fileSystem) =>
fileSystem.exists(filePath) || jestExistsFile(filePath);
const cleanup = (
fileSystem,
update,
snapshotResolver,
testPathIgnorePatterns
) => {
const pattern = `\\.${_SnapshotResolver.EXTENSION}$`;
const files = fileSystem.matchFiles(pattern);
let testIgnorePatternsRegex = null;
if (testPathIgnorePatterns && testPathIgnorePatterns.length > 0) {
testIgnorePatternsRegex = new RegExp(testPathIgnorePatterns.join('|'));
}
const list = files.filter(snapshotFile => {
const testPath = snapshotResolver.resolveTestPath(snapshotFile);
// ignore snapshots of ignored tests
if (testIgnorePatternsRegex && testIgnorePatternsRegex.test(testPath)) {
return false;
}
if (!fileExists(testPath, fileSystem)) {
if (update === 'all') {
fs.unlinkSync(snapshotFile);
}
return true;
}
return false;
});
return {
filesRemoved: list.length,
filesRemovedList: list
};
};
exports.cleanup = cleanup;
const toMatchSnapshot = function (received, propertiesOrHint, hint) {
const matcherName = 'toMatchSnapshot';
let properties;
const length = arguments.length;
if (length === 2 && typeof propertiesOrHint === 'string') {
hint = propertiesOrHint;
} else if (length >= 2) {
if (typeof propertiesOrHint !== 'object' || propertiesOrHint === null) {
const options = {
isNot: this.isNot,
promise: this.promise
};
let printedWithType = (0, _jestMatcherUtils.printWithType)(
'Expected properties',
propertiesOrHint,
_printSnapshot.printExpected
);
if (length === 3) {
options.secondArgument = 'hint';
options.secondArgumentColor = _jestMatcherUtils.BOLD_WEIGHT;
if (propertiesOrHint == null) {
printedWithType +=
"\n\nTo provide a hint without properties: toMatchSnapshot('hint')";
}
}
throw new Error(
(0, _jestMatcherUtils.matcherErrorMessage)(
(0, _jestMatcherUtils.matcherHint)(
matcherName,
undefined,
_printSnapshot.PROPERTIES_ARG,
options
),
`Expected ${(0, _jestMatcherUtils.EXPECTED_COLOR)(
'properties'
)} must be an object`,
printedWithType
)
);
}
// Future breaking change: Snapshot hint must be a string
// if (arguments.length === 3 && typeof hint !== 'string') {}
properties = propertiesOrHint;
}
return _toMatchSnapshot({
context: this,
hint,
isInline: false,
matcherName,
properties,
received
});
};
exports.toMatchSnapshot = toMatchSnapshot;
const toMatchInlineSnapshot = function (
received,
propertiesOrSnapshot,
inlineSnapshot
) {
const matcherName = 'toMatchInlineSnapshot';
let properties;
const length = arguments.length;
if (length === 2 && typeof propertiesOrSnapshot === 'string') {
inlineSnapshot = propertiesOrSnapshot;
} else if (length >= 2) {
const options = {
isNot: this.isNot,
promise: this.promise
};
if (length === 3) {
options.secondArgument = _printSnapshot.SNAPSHOT_ARG;
options.secondArgumentColor = _printSnapshot.noColor;
}
if (
typeof propertiesOrSnapshot !== 'object' ||
propertiesOrSnapshot === null
) {
throw new Error(
(0, _jestMatcherUtils.matcherErrorMessage)(
(0, _jestMatcherUtils.matcherHint)(
matcherName,
undefined,
_printSnapshot.PROPERTIES_ARG,
options
),
`Expected ${(0, _jestMatcherUtils.EXPECTED_COLOR)(
'properties'
)} must be an object`,
(0, _jestMatcherUtils.printWithType)(
'Expected properties',
propertiesOrSnapshot,
_printSnapshot.printExpected
)
)
);
}
if (length === 3 && typeof inlineSnapshot !== 'string') {
throw new Error(
(0, _jestMatcherUtils.matcherErrorMessage)(
(0, _jestMatcherUtils.matcherHint)(
matcherName,
undefined,
_printSnapshot.PROPERTIES_ARG,
options
),
'Inline snapshot must be a string',
(0, _jestMatcherUtils.printWithType)(
'Inline snapshot',
inlineSnapshot,
_utils.serialize
)
)
);
}
properties = propertiesOrSnapshot;
}
return _toMatchSnapshot({
context: this,
inlineSnapshot:
inlineSnapshot !== undefined
? stripAddedIndentation(inlineSnapshot)
: undefined,
isInline: true,
matcherName,
properties,
received
});
};
exports.toMatchInlineSnapshot = toMatchInlineSnapshot;
const _toMatchSnapshot = config => {
const {context, hint, inlineSnapshot, isInline, matcherName, properties} =
config;
let {received} = config;
context.dontThrow && context.dontThrow();
const {currentConcurrentTestName, isNot, snapshotState} = context;
const currentTestName =
currentConcurrentTestName?.() ?? context.currentTestName;
if (isNot) {
throw new Error(
(0, _jestMatcherUtils.matcherErrorMessage)(
(0, _printSnapshot.matcherHintFromConfig)(config, false),
NOT_SNAPSHOT_MATCHERS
)
);
}
if (snapshotState == null) {
// Because the state is the problem, this is not a matcher error.
// Call generic stringify from jest-matcher-utils package
// because uninitialized snapshot state does not need snapshot serializers.
throw new Error(
`${(0, _printSnapshot.matcherHintFromConfig)(config, false)}\n\n` +
'Snapshot state must be initialized' +
`\n\n${(0, _jestMatcherUtils.printWithType)(
'Snapshot state',
snapshotState,
_jestMatcherUtils.stringify
)}`
);
}
const fullTestName =
currentTestName && hint
? `${currentTestName}: ${hint}`
: currentTestName || ''; // future BREAKING change: || hint
if (typeof properties === 'object') {
if (typeof received !== 'object' || received === null) {
throw new Error(
(0, _jestMatcherUtils.matcherErrorMessage)(
(0, _printSnapshot.matcherHintFromConfig)(config, false),
`${(0, _jestMatcherUtils.RECEIVED_COLOR)(
'received'
)} value must be an object when the matcher has ${(0,
_jestMatcherUtils.EXPECTED_COLOR)('properties')}`,
(0, _jestMatcherUtils.printWithType)(
'Received',
received,
_printSnapshot.printReceived
)
)
);
}
const propertyPass = context.equals(received, properties, [
context.utils.iterableEquality,
context.utils.subsetEquality
]);
if (!propertyPass) {
const key = snapshotState.fail(fullTestName, received);
const matched = /(\d+)$/.exec(key);
const count = matched === null ? 1 : Number(matched[1]);
const message = () =>
`${(0, _printSnapshot.matcherHintFromConfig)(
config,
false
)}\n\n${printSnapshotName(currentTestName, hint, count)}\n\n${(0,
_printSnapshot.printPropertiesAndReceived)(
properties,
received,
snapshotState.expand
)}`;
return {
message,
name: matcherName,
pass: false
};
} else {
received = (0, _utils.deepMerge)(received, properties);
}
}
const result = snapshotState.match({
error: context.error,
inlineSnapshot,
isInline,
received,
testName: fullTestName
});
const {actual, count, expected, pass} = result;
if (pass) {
return {
message: () => '',
pass: true
};
}
const message =
expected === undefined
? () =>
`${(0, _printSnapshot.matcherHintFromConfig)(
config,
true
)}\n\n${printSnapshotName(currentTestName, hint, count)}\n\n` +
`New snapshot was ${(0, _jestMatcherUtils.BOLD_WEIGHT)(
'not written'
)}. The update flag ` +
'must be explicitly passed to write a new snapshot.\n\n' +
'This is likely because this test is run in a continuous integration ' +
'(CI) environment in which snapshots are not written by default.\n\n' +
`Received:${actual.includes('\n') ? '\n' : ' '}${(0,
_printSnapshot.bReceivedColor)(actual)}`
: () =>
`${(0, _printSnapshot.matcherHintFromConfig)(
config,
true
)}\n\n${printSnapshotName(currentTestName, hint, count)}\n\n${(0,
_printSnapshot.printSnapshotAndReceived)(
expected,
actual,
received,
snapshotState.expand,
snapshotState.snapshotFormat
)}`;
// Passing the actual and expected objects so that a custom reporter
// could access them, for example in order to display a custom visual diff,
// or create a different error message
return {
actual,
expected,
message,
name: matcherName,
pass: false
};
};
const toThrowErrorMatchingSnapshot = function (received, hint, fromPromise) {
const matcherName = 'toThrowErrorMatchingSnapshot';
// Future breaking change: Snapshot hint must be a string
// if (hint !== undefined && typeof hint !== string) {}
return _toThrowErrorMatchingSnapshot(
{
context: this,
hint,
isInline: false,
matcherName,
received
},
fromPromise
);
};
exports.toThrowErrorMatchingSnapshot = toThrowErrorMatchingSnapshot;
const toThrowErrorMatchingInlineSnapshot = function (
received,
inlineSnapshot,
fromPromise
) {
const matcherName = 'toThrowErrorMatchingInlineSnapshot';
if (inlineSnapshot !== undefined && typeof inlineSnapshot !== 'string') {
const options = {
expectedColor: _printSnapshot.noColor,
isNot: this.isNot,
promise: this.promise
};
throw new Error(
(0, _jestMatcherUtils.matcherErrorMessage)(
(0, _jestMatcherUtils.matcherHint)(
matcherName,
undefined,
_printSnapshot.SNAPSHOT_ARG,
options
),
'Inline snapshot must be a string',
(0, _jestMatcherUtils.printWithType)(
'Inline snapshot',
inlineSnapshot,
_utils.serialize
)
)
);
}
return _toThrowErrorMatchingSnapshot(
{
context: this,
inlineSnapshot:
inlineSnapshot !== undefined
? stripAddedIndentation(inlineSnapshot)
: undefined,
isInline: true,
matcherName,
received
},
fromPromise
);
};
exports.toThrowErrorMatchingInlineSnapshot = toThrowErrorMatchingInlineSnapshot;
const _toThrowErrorMatchingSnapshot = (config, fromPromise) => {
const {context, hint, inlineSnapshot, isInline, matcherName, received} =
config;
context.dontThrow && context.dontThrow();
const {isNot, promise} = context;
if (!fromPromise) {
if (typeof received !== 'function') {
const options = {
isNot,
promise
};
throw new Error(
(0, _jestMatcherUtils.matcherErrorMessage)(
(0, _jestMatcherUtils.matcherHint)(
matcherName,
undefined,
'',
options
),
`${(0, _jestMatcherUtils.RECEIVED_COLOR)(
'received'
)} value must be a function`,
(0, _jestMatcherUtils.printWithType)(
'Received',
received,
_printSnapshot.printReceived
)
)
);
}
}
if (isNot) {
throw new Error(
(0, _jestMatcherUtils.matcherErrorMessage)(
(0, _printSnapshot.matcherHintFromConfig)(config, false),
NOT_SNAPSHOT_MATCHERS
)
);
}
let error;
if (fromPromise) {
error = received;
} else {
try {
received();
} catch (e) {
error = e;
}
}
if (error === undefined) {
// Because the received value is a function, this is not a matcher error.
throw new Error(
`${(0, _printSnapshot.matcherHintFromConfig)(
config,
false
)}\n\n${DID_NOT_THROW}`
);
}
return _toMatchSnapshot({
context,
hint,
inlineSnapshot,
isInline,
matcherName,
received: error.message
});
};

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@ -0,0 +1,47 @@
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.test = exports.serialize = exports.default = void 0;
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
const serialize = (val, config, indentation, depth, refs, printer) => {
// Serialize a non-default name, even if config.printFunctionName is false.
const name = val.getMockName();
const nameString = name === 'jest.fn()' ? '' : ` ${name}`;
let callsString = '';
if (val.mock.calls.length !== 0) {
const indentationNext = indentation + config.indent;
callsString = ` {${config.spacingOuter}${indentationNext}"calls": ${printer(
val.mock.calls,
config,
indentationNext,
depth,
refs
)}${config.min ? ', ' : ','}${
config.spacingOuter
}${indentationNext}"results": ${printer(
val.mock.results,
config,
indentationNext,
depth,
refs
)}${config.min ? '' : ','}${config.spacingOuter}${indentation}}`;
}
return `[MockFunction${nameString}]${callsString}`;
};
exports.serialize = serialize;
const test = val => val && !!val._isMockFunction;
exports.test = test;
const plugin = {
serialize,
test
};
var _default = plugin;
exports.default = _default;

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'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.getSerializers = exports.addSerializer = void 0;
var _prettyFormat = require('pretty-format');
var _mockSerializer = _interopRequireDefault(require('./mockSerializer'));
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {default: obj};
}
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
const {
DOMCollection,
DOMElement,
Immutable,
ReactElement,
ReactTestComponent,
AsymmetricMatcher
} = _prettyFormat.plugins;
let PLUGINS = [
ReactTestComponent,
ReactElement,
DOMElement,
DOMCollection,
Immutable,
_mockSerializer.default,
AsymmetricMatcher
];
// Prepend to list so the last added is the first tested.
const addSerializer = plugin => {
PLUGINS = [plugin].concat(PLUGINS);
};
exports.addSerializer = addSerializer;
const getSerializers = () => PLUGINS;
exports.getSerializers = getSerializers;

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'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.printSnapshotAndReceived =
exports.printReceived =
exports.printPropertiesAndReceived =
exports.printExpected =
exports.noColor =
exports.matcherHintFromConfig =
exports.getSnapshotColorForChalkInstance =
exports.getReceivedColorForChalkInstance =
exports.bReceivedColor =
exports.aSnapshotColor =
exports.SNAPSHOT_ARG =
exports.PROPERTIES_ARG =
exports.HINT_ARG =
void 0;
var _chalk = _interopRequireDefault(require('chalk'));
var _expectUtils = require('@jest/expect-utils');
var _jestDiff = require('jest-diff');
var _jestGetType = require('jest-get-type');
var _jestMatcherUtils = require('jest-matcher-utils');
var _prettyFormat = require('pretty-format');
var _colors = require('./colors');
var _dedentLines = require('./dedentLines');
var _utils = require('./utils');
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {default: obj};
}
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
const getSnapshotColorForChalkInstance = chalkInstance => {
const level = chalkInstance.level;
if (level === 3) {
return chalkInstance
.rgb(
_colors.aForeground3[0],
_colors.aForeground3[1],
_colors.aForeground3[2]
)
.bgRgb(
_colors.aBackground3[0],
_colors.aBackground3[1],
_colors.aBackground3[2]
);
}
if (level === 2) {
return chalkInstance
.ansi256(_colors.aForeground2)
.bgAnsi256(_colors.aBackground2);
}
return chalkInstance.magenta.bgYellowBright;
};
exports.getSnapshotColorForChalkInstance = getSnapshotColorForChalkInstance;
const getReceivedColorForChalkInstance = chalkInstance => {
const level = chalkInstance.level;
if (level === 3) {
return chalkInstance
.rgb(
_colors.bForeground3[0],
_colors.bForeground3[1],
_colors.bForeground3[2]
)
.bgRgb(
_colors.bBackground3[0],
_colors.bBackground3[1],
_colors.bBackground3[2]
);
}
if (level === 2) {
return chalkInstance
.ansi256(_colors.bForeground2)
.bgAnsi256(_colors.bBackground2);
}
return chalkInstance.cyan.bgWhiteBright; // also known as teal
};
exports.getReceivedColorForChalkInstance = getReceivedColorForChalkInstance;
const aSnapshotColor = getSnapshotColorForChalkInstance(_chalk.default);
exports.aSnapshotColor = aSnapshotColor;
const bReceivedColor = getReceivedColorForChalkInstance(_chalk.default);
exports.bReceivedColor = bReceivedColor;
const noColor = string => string;
exports.noColor = noColor;
const HINT_ARG = 'hint';
exports.HINT_ARG = HINT_ARG;
const SNAPSHOT_ARG = 'snapshot';
exports.SNAPSHOT_ARG = SNAPSHOT_ARG;
const PROPERTIES_ARG = 'properties';
exports.PROPERTIES_ARG = PROPERTIES_ARG;
const matcherHintFromConfig = (
{context: {isNot, promise}, hint, inlineSnapshot, matcherName, properties},
isUpdatable
) => {
const options = {
isNot,
promise
};
if (isUpdatable) {
options.receivedColor = bReceivedColor;
}
let expectedArgument = '';
if (typeof properties === 'object') {
expectedArgument = PROPERTIES_ARG;
if (isUpdatable) {
options.expectedColor = noColor;
}
if (typeof hint === 'string' && hint.length !== 0) {
options.secondArgument = HINT_ARG;
options.secondArgumentColor = _jestMatcherUtils.BOLD_WEIGHT;
} else if (typeof inlineSnapshot === 'string') {
options.secondArgument = SNAPSHOT_ARG;
if (isUpdatable) {
options.secondArgumentColor = aSnapshotColor;
} else {
options.secondArgumentColor = noColor;
}
}
} else {
if (typeof hint === 'string' && hint.length !== 0) {
expectedArgument = HINT_ARG;
options.expectedColor = _jestMatcherUtils.BOLD_WEIGHT;
} else if (typeof inlineSnapshot === 'string') {
expectedArgument = SNAPSHOT_ARG;
if (isUpdatable) {
options.expectedColor = aSnapshotColor;
}
}
}
return (0, _jestMatcherUtils.matcherHint)(
matcherName,
undefined,
expectedArgument,
options
);
};
// Given array of diffs, return string:
// * include common substrings
// * exclude change substrings which have opposite op
// * include change substrings which have argument op
// with change color only if there is a common substring
exports.matcherHintFromConfig = matcherHintFromConfig;
const joinDiffs = (diffs, op, hasCommon) =>
diffs.reduce(
(reduced, diff) =>
reduced +
(diff[0] === _jestDiff.DIFF_EQUAL
? diff[1]
: diff[0] !== op
? ''
: hasCommon
? (0, _jestMatcherUtils.INVERTED_COLOR)(diff[1])
: diff[1]),
''
);
const isLineDiffable = received => {
const receivedType = (0, _jestGetType.getType)(received);
if ((0, _jestGetType.isPrimitive)(received)) {
return typeof received === 'string';
}
if (
receivedType === 'date' ||
receivedType === 'function' ||
receivedType === 'regexp'
) {
return false;
}
if (received instanceof Error) {
return false;
}
if (
receivedType === 'object' &&
typeof received.asymmetricMatch === 'function'
) {
return false;
}
return true;
};
const printExpected = val =>
(0, _jestMatcherUtils.EXPECTED_COLOR)((0, _utils.minify)(val));
exports.printExpected = printExpected;
const printReceived = val =>
(0, _jestMatcherUtils.RECEIVED_COLOR)((0, _utils.minify)(val));
exports.printReceived = printReceived;
const printPropertiesAndReceived = (
properties,
received,
expand // CLI options: true if `--expand` or false if `--no-expand`
) => {
const aAnnotation = 'Expected properties';
const bAnnotation = 'Received value';
if (isLineDiffable(properties) && isLineDiffable(received)) {
const {replacedExpected, replacedReceived} = (0,
_jestMatcherUtils.replaceMatchedToAsymmetricMatcher)(
properties,
received,
[],
[]
);
return (0, _jestDiff.diffLinesUnified)(
(0, _utils.serialize)(replacedExpected).split('\n'),
(0, _utils.serialize)(
(0, _expectUtils.getObjectSubset)(replacedReceived, replacedExpected)
).split('\n'),
{
aAnnotation,
aColor: _jestMatcherUtils.EXPECTED_COLOR,
bAnnotation,
bColor: _jestMatcherUtils.RECEIVED_COLOR,
changeLineTrailingSpaceColor: _chalk.default.bgYellow,
commonLineTrailingSpaceColor: _chalk.default.bgYellow,
emptyFirstOrLastLinePlaceholder: '↵',
// U+21B5
expand,
includeChangeCounts: true
}
);
}
const printLabel = (0, _jestMatcherUtils.getLabelPrinter)(
aAnnotation,
bAnnotation
);
return `${printLabel(aAnnotation) + printExpected(properties)}\n${printLabel(
bAnnotation
)}${printReceived(received)}`;
};
exports.printPropertiesAndReceived = printPropertiesAndReceived;
const MAX_DIFF_STRING_LENGTH = 20000;
const printSnapshotAndReceived = (a, b, received, expand, snapshotFormat) => {
const aAnnotation = 'Snapshot';
const bAnnotation = 'Received';
const aColor = aSnapshotColor;
const bColor = bReceivedColor;
const options = {
aAnnotation,
aColor,
bAnnotation,
bColor,
changeLineTrailingSpaceColor: noColor,
commonLineTrailingSpaceColor: _chalk.default.bgYellow,
emptyFirstOrLastLinePlaceholder: '↵',
// U+21B5
expand,
includeChangeCounts: true
};
if (typeof received === 'string') {
if (
a.length >= 2 &&
a.startsWith('"') &&
a.endsWith('"') &&
b === (0, _prettyFormat.format)(received)
) {
// If snapshot looks like default serialization of a string
// and received is string which has default serialization.
if (!a.includes('\n') && !b.includes('\n')) {
// If neither string is multiline,
// display as labels and quoted strings.
let aQuoted = a;
let bQuoted = b;
if (
a.length - 2 <= MAX_DIFF_STRING_LENGTH &&
b.length - 2 <= MAX_DIFF_STRING_LENGTH
) {
const diffs = (0, _jestDiff.diffStringsRaw)(
a.slice(1, -1),
b.slice(1, -1),
true
);
const hasCommon = diffs.some(
diff => diff[0] === _jestDiff.DIFF_EQUAL
);
aQuoted = `"${joinDiffs(diffs, _jestDiff.DIFF_DELETE, hasCommon)}"`;
bQuoted = `"${joinDiffs(diffs, _jestDiff.DIFF_INSERT, hasCommon)}"`;
}
const printLabel = (0, _jestMatcherUtils.getLabelPrinter)(
aAnnotation,
bAnnotation
);
return `${printLabel(aAnnotation) + aColor(aQuoted)}\n${printLabel(
bAnnotation
)}${bColor(bQuoted)}`;
}
// Else either string is multiline, so display as unquoted strings.
a = (0, _utils.deserializeString)(a); // hypothetical expected string
b = received; // not serialized
}
// Else expected had custom serialization or was not a string
// or received has custom serialization.
return a.length <= MAX_DIFF_STRING_LENGTH &&
b.length <= MAX_DIFF_STRING_LENGTH
? (0, _jestDiff.diffStringsUnified)(a, b, options)
: (0, _jestDiff.diffLinesUnified)(a.split('\n'), b.split('\n'), options);
}
if (isLineDiffable(received)) {
const aLines2 = a.split('\n');
const bLines2 = b.split('\n');
// Fall through to fix a regression for custom serializers
// like jest-snapshot-serializer-raw that ignore the indent option.
const b0 = (0, _utils.serialize)(received, 0, snapshotFormat);
if (b0 !== b) {
const aLines0 = (0, _dedentLines.dedentLines)(aLines2);
if (aLines0 !== null) {
// Compare lines without indentation.
const bLines0 = b0.split('\n');
return (0, _jestDiff.diffLinesUnified2)(
aLines2,
bLines2,
aLines0,
bLines0,
options
);
}
}
// Fall back because:
// * props include a multiline string
// * text has more than one adjacent line
// * markup does not close
return (0, _jestDiff.diffLinesUnified)(aLines2, bLines2, options);
}
const printLabel = (0, _jestMatcherUtils.getLabelPrinter)(
aAnnotation,
bAnnotation
);
return `${printLabel(aAnnotation) + aColor(a)}\n${printLabel(
bAnnotation
)}${bColor(b)}`;
};
exports.printSnapshotAndReceived = printSnapshotAndReceived;

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@ -0,0 +1 @@
'use strict';

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@ -0,0 +1,320 @@
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.testNameToKey =
exports.serialize =
exports.saveSnapshotFile =
exports.removeLinesBeforeExternalMatcherTrap =
exports.removeExtraLineBreaks =
exports.minify =
exports.keyToTestName =
exports.getSnapshotData =
exports.escapeBacktickString =
exports.ensureDirectoryExists =
exports.deserializeString =
exports.deepMerge =
exports.addExtraLineBreaks =
exports.SNAPSHOT_VERSION_WARNING =
exports.SNAPSHOT_VERSION =
exports.SNAPSHOT_GUIDE_LINK =
void 0;
var path = _interopRequireWildcard(require('path'));
var _chalk = _interopRequireDefault(require('chalk'));
var fs = _interopRequireWildcard(require('graceful-fs'));
var _naturalCompare = _interopRequireDefault(require('natural-compare'));
var _prettyFormat = require('pretty-format');
var _plugins = require('./plugins');
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 Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
var Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
var jestWriteFile =
globalThis[Symbol.for('jest-native-write-file')] || fs.writeFileSync;
var Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
var jestReadFile =
globalThis[Symbol.for('jest-native-read-file')] || fs.readFileSync;
var Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
var jestExistsFile =
globalThis[Symbol.for('jest-native-exists-file')] || fs.existsSync;
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
const SNAPSHOT_VERSION = '1';
exports.SNAPSHOT_VERSION = SNAPSHOT_VERSION;
const SNAPSHOT_VERSION_REGEXP = /^\/\/ Jest Snapshot v(.+),/;
const SNAPSHOT_GUIDE_LINK = 'https://goo.gl/fbAQLP';
exports.SNAPSHOT_GUIDE_LINK = SNAPSHOT_GUIDE_LINK;
const SNAPSHOT_VERSION_WARNING = _chalk.default.yellow(
`${_chalk.default.bold('Warning')}: Before you upgrade snapshots, ` +
'we recommend that you revert any local changes to tests or other code, ' +
'to ensure that you do not store invalid state.'
);
exports.SNAPSHOT_VERSION_WARNING = SNAPSHOT_VERSION_WARNING;
const writeSnapshotVersion = () =>
`// Jest Snapshot v${SNAPSHOT_VERSION}, ${SNAPSHOT_GUIDE_LINK}`;
const validateSnapshotVersion = snapshotContents => {
const versionTest = SNAPSHOT_VERSION_REGEXP.exec(snapshotContents);
const version = versionTest && versionTest[1];
if (!version) {
return new Error(
_chalk.default.red(
`${_chalk.default.bold(
'Outdated snapshot'
)}: No snapshot header found. ` +
'Jest 19 introduced versioned snapshots to ensure all developers ' +
'on a project are using the same version of Jest. ' +
'Please update all snapshots during this upgrade of Jest.\n\n'
) + SNAPSHOT_VERSION_WARNING
);
}
if (version < SNAPSHOT_VERSION) {
return new Error(
// eslint-disable-next-line prefer-template
_chalk.default.red(
`${_chalk.default.red.bold(
'Outdated snapshot'
)}: The version of the snapshot ` +
'file associated with this test is outdated. The snapshot file ' +
'version ensures that all developers on a project are using ' +
'the same version of Jest. ' +
'Please update all snapshots during this upgrade of Jest.'
) +
'\n\n' +
`Expected: v${SNAPSHOT_VERSION}\n` +
`Received: v${version}\n\n` +
SNAPSHOT_VERSION_WARNING
);
}
if (version > SNAPSHOT_VERSION) {
return new Error(
// eslint-disable-next-line prefer-template
_chalk.default.red(
`${_chalk.default.red.bold(
'Outdated Jest version'
)}: The version of this ` +
'snapshot file indicates that this project is meant to be used ' +
'with a newer version of Jest. The snapshot file version ensures ' +
'that all developers on a project are using the same version of ' +
'Jest. Please update your version of Jest and re-run the tests.'
) +
'\n\n' +
`Expected: v${SNAPSHOT_VERSION}\n` +
`Received: v${version}`
);
}
return null;
};
function isObject(item) {
return item != null && typeof item === 'object' && !Array.isArray(item);
}
const testNameToKey = (testName, count) => `${testName} ${count}`;
exports.testNameToKey = testNameToKey;
const keyToTestName = key => {
if (!/ \d+$/.test(key)) {
throw new Error('Snapshot keys must end with a number.');
}
return key.replace(/ \d+$/, '');
};
exports.keyToTestName = keyToTestName;
const getSnapshotData = (snapshotPath, update) => {
const data = Object.create(null);
let snapshotContents = '';
let dirty = false;
if (jestExistsFile(snapshotPath)) {
try {
snapshotContents = jestReadFile(snapshotPath, 'utf8');
// eslint-disable-next-line no-new-func
const populate = new Function('exports', snapshotContents);
populate(data);
} catch {}
}
const validationResult = validateSnapshotVersion(snapshotContents);
const isInvalid = snapshotContents && validationResult;
if (update === 'none' && isInvalid) {
throw validationResult;
}
if ((update === 'all' || update === 'new') && isInvalid) {
dirty = true;
}
return {
data,
dirty
};
};
// Add extra line breaks at beginning and end of multiline snapshot
// to make the content easier to read.
exports.getSnapshotData = getSnapshotData;
const addExtraLineBreaks = string =>
string.includes('\n') ? `\n${string}\n` : string;
// Remove extra line breaks at beginning and end of multiline snapshot.
// Instead of trim, which can remove additional newlines or spaces
// at beginning or end of the content from a custom serializer.
exports.addExtraLineBreaks = addExtraLineBreaks;
const removeExtraLineBreaks = string =>
string.length > 2 && string.startsWith('\n') && string.endsWith('\n')
? string.slice(1, -1)
: string;
exports.removeExtraLineBreaks = removeExtraLineBreaks;
const removeLinesBeforeExternalMatcherTrap = stack => {
const lines = stack.split('\n');
for (let i = 0; i < lines.length; i += 1) {
// It's a function name specified in `packages/expect/src/index.ts`
// for external custom matchers.
if (lines[i].includes('__EXTERNAL_MATCHER_TRAP__')) {
return lines.slice(i + 1).join('\n');
}
}
return stack;
};
exports.removeLinesBeforeExternalMatcherTrap =
removeLinesBeforeExternalMatcherTrap;
const escapeRegex = true;
const printFunctionName = false;
const serialize = (val, indent = 2, formatOverrides = {}) =>
normalizeNewlines(
(0, _prettyFormat.format)(val, {
escapeRegex,
indent,
plugins: (0, _plugins.getSerializers)(),
printFunctionName,
...formatOverrides
})
);
exports.serialize = serialize;
const minify = val =>
(0, _prettyFormat.format)(val, {
escapeRegex,
min: true,
plugins: (0, _plugins.getSerializers)(),
printFunctionName
});
// Remove double quote marks and unescape double quotes and backslashes.
exports.minify = minify;
const deserializeString = stringified =>
stringified.slice(1, -1).replace(/\\("|\\)/g, '$1');
exports.deserializeString = deserializeString;
const escapeBacktickString = str => str.replace(/`|\\|\${/g, '\\$&');
exports.escapeBacktickString = escapeBacktickString;
const printBacktickString = str => `\`${escapeBacktickString(str)}\``;
const ensureDirectoryExists = filePath => {
try {
fs.mkdirSync(path.dirname(filePath), {
recursive: true
});
} catch {}
};
exports.ensureDirectoryExists = ensureDirectoryExists;
const normalizeNewlines = string => string.replace(/\r\n|\r/g, '\n');
const saveSnapshotFile = (snapshotData, snapshotPath) => {
const snapshots = Object.keys(snapshotData)
.sort(_naturalCompare.default)
.map(
key =>
`exports[${printBacktickString(key)}] = ${printBacktickString(
normalizeNewlines(snapshotData[key])
)};`
);
ensureDirectoryExists(snapshotPath);
jestWriteFile(
snapshotPath,
`${writeSnapshotVersion()}\n\n${snapshots.join('\n\n')}\n`
);
};
exports.saveSnapshotFile = saveSnapshotFile;
const isAnyOrAnything = input =>
'$$typeof' in input &&
input.$$typeof === Symbol.for('jest.asymmetricMatcher') &&
['Any', 'Anything'].includes(input.constructor.name);
const deepMergeArray = (target, source) => {
const mergedOutput = Array.from(target);
source.forEach((sourceElement, index) => {
const targetElement = mergedOutput[index];
if (Array.isArray(target[index]) && Array.isArray(sourceElement)) {
mergedOutput[index] = deepMergeArray(target[index], sourceElement);
} else if (isObject(targetElement) && !isAnyOrAnything(sourceElement)) {
mergedOutput[index] = deepMerge(target[index], sourceElement);
} else {
// Source does not exist in target or target is primitive and cannot be deep merged
mergedOutput[index] = sourceElement;
}
});
return mergedOutput;
};
// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
const deepMerge = (target, source) => {
if (isObject(target) && isObject(source)) {
const mergedOutput = {
...target
};
Object.keys(source).forEach(key => {
if (isObject(source[key]) && !source[key].$$typeof) {
if (!(key in target))
Object.assign(mergedOutput, {
[key]: source[key]
});
else mergedOutput[key] = deepMerge(target[key], source[key]);
} else if (Array.isArray(source[key])) {
mergedOutput[key] = deepMergeArray(target[key], source[key]);
} else {
Object.assign(mergedOutput, {
[key]: source[key]
});
}
});
return mergedOutput;
} else if (Array.isArray(target) && Array.isArray(source)) {
return deepMergeArray(target, source);
}
return target;
};
exports.deepMerge = deepMerge;

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@ -0,0 +1,63 @@
{
"name": "jest-snapshot",
"version": "29.7.0",
"repository": {
"type": "git",
"url": "https://github.com/jestjs/jest.git",
"directory": "packages/jest-snapshot"
},
"license": "MIT",
"main": "./build/index.js",
"types": "./build/index.d.ts",
"exports": {
".": {
"types": "./build/index.d.ts",
"default": "./build/index.js"
},
"./package.json": "./package.json"
},
"dependencies": {
"@babel/core": "^7.11.6",
"@babel/generator": "^7.7.2",
"@babel/plugin-syntax-jsx": "^7.7.2",
"@babel/plugin-syntax-typescript": "^7.7.2",
"@babel/types": "^7.3.3",
"@jest/expect-utils": "^29.7.0",
"@jest/transform": "^29.7.0",
"@jest/types": "^29.6.3",
"babel-preset-current-node-syntax": "^1.0.0",
"chalk": "^4.0.0",
"expect": "^29.7.0",
"graceful-fs": "^4.2.9",
"jest-diff": "^29.7.0",
"jest-get-type": "^29.6.3",
"jest-matcher-utils": "^29.7.0",
"jest-message-util": "^29.7.0",
"jest-util": "^29.7.0",
"natural-compare": "^1.4.0",
"pretty-format": "^29.7.0",
"semver": "^7.5.3"
},
"devDependencies": {
"@babel/preset-flow": "^7.7.2",
"@babel/preset-react": "^7.12.1",
"@jest/test-utils": "^29.7.0",
"@tsd/typescript": "^5.0.4",
"@types/babel__core": "^7.1.14",
"@types/graceful-fs": "^4.1.3",
"@types/natural-compare": "^1.4.0",
"@types/prettier": "^2.1.5",
"@types/semver": "^7.1.0",
"ansi-regex": "^5.0.1",
"ansi-styles": "^5.0.0",
"prettier": "^2.1.1",
"tsd-lite": "^0.7.0"
},
"engines": {
"node": "^14.15.0 || ^16.10.0 || >=18.0.0"
},
"publishConfig": {
"access": "public"
},
"gitHead": "4e56991693da7cd4c3730dc3579a1dd1403ee630"
}