Transformignorepatterns vitest github. Reload to refresh your session.

Transformignorepatterns vitest github js altered with the new transformIgnorePatterns and transform configurations. 1 使用框架: React 复现步骤 官网推荐使用jest进行单元测试，但就没有下文了 Aug 29, 2024 · We currently use vitest (as of 2024-12-29), instead of Jest in this repo, see the previous version of package. the tests themselves have typecheck errors Nov 20, 2023 · Saved searches Use saved searches to filter your results more quickly Configuring Vitest Configuration . Dec 29, 2021 · this tells jest to transform the ky packages since jest only uses common js and both those packages use ESM. json for the configuration Octokit v4 is an ESM-only module. js 18 或更高 Next generation testing framework powered by Vite. Jan 10, 2023 · The transformIgnorePatterns. polyfills. For me, the problem was that I had previously added react-native-reanimated to "transformIgnorePatterns" in the "jest" section in package. js and the code from the official docs and installing undici. I like mangleClassName idea. Likely the latter because you are supposed to mock every unit except the unit that you test Write better code with AI Code review. Sep 30, 2024 · Vitest, meanwhile, offers support for React Native using the vitest-react-native (opens in a new tab) library, which is developed by a Vitest team member and is a work in progress. When testing in Jest, we need to set "transformIgnorePatterns": [] in our jest config, otherwise a SyntaxError: Cannot use import statement outside a module will cause the tests to fail. May 25, 2022 · Saved searches Use saved searches to filter your results more quickly Vitest also exposes VITEST_WORKER_ID which is a unique ID of a running worker - this number is not affected by maxThreads, and will increase with each created worker. In the end I converted them to use vitest since that's what the Remix Stacks use. In order to use lodash-es, I had to set transformIgnorePatterns to inlude the path to lodash-es: "jest": { "preset": "je Mar 7, 2022 · Saved searches Use saved searches to filter your results more quickly Environment Vuetify Version: 1. {workspace,projects}. json Dec 12, 2023 · Current Behavior On a project that has unbuilt dependencies, and thus entries in jest transformIgnorePatterns, when running nx test on any project after migrating from nx 15. Oct 2, 2022 · To have some of your "node_modules" files transformed, you can specify a custom "transformIgnorePatterns" in your config. Nov 22, 2021 · So, I finally found the issue on our end! It looks like jest memory consumption increased just enough with the ng 13 version update to cause the oom-killer to randomly kill a node process (whichever one made the request that pushed the container over the limit). 一个原生支持 Vite 的测试框架。非常快速！ Feb 1, 2021 · 相关平台 微信小程序 小程序基础库: 2. Typically, excluding packages through this field is an indicator that the package onl Oct 25, 2020 · Babel uses the debug package to provide output for when configuration sources loaded (e. isolate Type: boolean Sep 25, 2019 · 🚀 Feature Proposal Allow a means to white list transformIgnorePatterns. It stopped working after starting to use pnpm with no change on either code or config. Feb 28, 2023 · Hey @tommaton and thanks for the question!. Sep 16, 2022 · This could be a temporary workaround until babel configs are fixed. Things have gone pretty smoothly and I have kept an eye on upcoming changes. Since Vitest 3, you can also define the workspace array in the root config. Default: vitest. 1 -> 3. VITEST). 0 需要 Vite 5. Edit: I've found that the unplugin-auto-import plugin works well with providing its own vite config to vitest. This is how Vite works. React-app-rewired merges any array or object values defined in package. When using coverage, Vitest automatically adds test files include patterns to coverage's default exclude patterns. Old setup: // My transformIgnorePatterns ended up getting really large which made me think I was doing something wrong. Feb 23, 2024 · これがVitestではVITEST_POOL_IDという名前に変わっている。 ただYamada UIでは環境変数 JEST_WORKER_ID を一切参照していないのでスキップする。 koralle 2024/02/23 May 19, 2022 · @pavelfeldman we are basically asking for an option similar to transformIgnorePatterns in Jest, or exclude in webpack and esbuild. No, all of my modules which are distributed as ESM are already listed there to be ignored. I had Vitest working immediately after installation. I'm at a loss, and there are many parts involved in my question. when your code or its dependencies use non-standard JavaScript syntax, or when Jest is not conf Mar 14, 2023 · 02. Dec 14, 2023 · Thankyou, it ended up being easier to move to vitest in the end and have everything going through the same config, rather than having sperate configs for test and build Beta Was this translation helpful? The Jest philosophy is to work great by default, but sometimes you just need more configuration power. vue-jest (and other jest transformers) will ignore node_modules by default - it assumes people are distributing their projects using regular js. Contribute to sakabe005/test_test01 development by creating an account on GitHub. json file to `lib` folder to indicate contents are commonjs - Updates package exports field to point to the appropriate type Mar 11, 2020 · Out of the box, Create React App only supports overriding these Jest options: • clearMocks • collectCoverageFrom • coveragePathIgnorePatterns • coverageReporters • coverageThreshold • displayName • extraGlobals • globalSetup • globalTeardown • moduleNameMapper • resetMocks • resetModules • restoreMocks • snapshotSerializers • transform • transformIgnorePatterns Nov 22, 2022 · I don't believe Vitest has this issue due to using ESM transforms via Vite, but when using Jest its important to remember that it expects CommonJS files, but will not transform node_modules for you. Topics Trending Collections Enterprise Dec 16, 2023 · after including the jest. However, if . The second tool in our toolbox is the transformIgnorePatterns configuration property. My webpack was set up to support this and I had my imports set like they specify in the create react app section so when I would run yarn start (starting webpack dev server), it worked, but my jest tests would fail giving me errors along the lines of "Cannot use import statement outside a module". setup. Vitest does not. At Speakeasy, we’ve tried both Jest and Vitest, and ultimately chose Vitest – even without Vite in our setup. 15. tests take a bit longer now. Vite Powered. 6 to 17. Also can't find anything about configuring babel itself in jest docs. vitest will read your root vite. json file if you have initialized your project with Create Apr 23, 2023 · Here's what you can do: • To have some of your "node_modules" files transformed, you can specify a custom "transformIgnorePatterns" in your config. 4 days ago · You can transpile node modules your project uses by configuring transformIgnorePatterns in your package. json. nx/pa Aug 19, 2021 · Trying to configure transformIgnorePatterns to whitelist this module also proves impossible, as you have to also whitelist every dependency of the module which is a nightmare. it's not View on GitHub. To test modules with side effects you’ll need to reset the module registry between tests: Improvements are welcome! Open an issue, or send a pull request. json when when babel is configured using . ts 中，可以引入 @testing-library/jest-dom 。 Next generation testing framework powered by Vite. For further reading: Allow customization of Jest: transformIgnorePatterns facebook/create-react-app#2537 Oct 11, 2022 · To help anyone else in the future facing similar issues in other packages, I think the issue is that Jest 27 and below does not fully support package. May 6, 2022 · Swiper 8 and Jest (support ESM) Must use import to load ES Module enter image description here enter image description here How we can solve if I need to keep swiper 8 (without downgrade) May 3, 2022 · You signed in with another tab or window. Dec 13, 2019 · I have the same problem, but in my case it's linked to the paths added in transformIgnorePatterns, in jest. When you use transformIgnorePatterns, you instruct Jest where to run babel. Closes #2275 This PR updates our transformIgnorePatterns config in Jest to not exclude modules in node_modules. Failing test. inline css is not processed for me. I had an issue in which my unit tests were running just fine on my machine but failing on jenkins, your solution caused jest to give me a warning saying that globals are deprecated and then the tests took forever, I removed the globals and ended up with: Oct 1, 2022 · Current Behavior I want to independently publish @example/a and @example/b. - Releases · vitest-dev/vitest Mar 20, 2023 · I follow the 'transformIgnorePatterns' suggested, installed 'babel/plugin-transform-runtime' add this line in babel config: "plugins": ["@babel/plugin-transform-runtime"] I ran my tests again and it worked! 🐛 Bug Report Jest fails to respect the transformIgnorePatterns setting in package. when your code or its dependencies use non-standard Jav Next generation testing framework powered by Vite. It's not recommended to manually override some of these properties because they might change when we release a new SDK. g. (That part of the setup also works for me with Jest in ESM Mode) Jul 19, 2023 · Hello Redwood family! I have been happily building away on a redwood app for about 6 months now. The main issue I see for not leveraging Vite itself for the transforms is that you won't get Vite plugin compatibility in Jest - e. js then Jest runs just fine. The same jest config used before switching to yarn workspace: "j Jan 18, 2021 · Saved searches Use saved searches to filter your results more quickly Hey, I've been struggling with this all day but have finally found the solution. json file. Nov 30, 2022 · Saved searches Use saved searches to filter your results more quickly Nov 26, 2021 · Prerequisites I have read the Contributing Guidelines. babelrc. Vitest is under more rapid development than Jest, as can be seen by the number of recent commits to the Vitest GitHub repo (opens in a new tab) compared to the Jest Hello, I am trying to migrate from Jest setup. js file extension, as required by node16 resolution - Includes type declaration files from lib folder in package publish - Adds package. (It's not a require/loader hook like Jest ATM). VITEST. 0 Steps to reproduce yarn install yarn test:unit to serve vue serve src/dev. js from the "transform" config property. I found Jest to be quite painful to install correctly, whereas Vitest works out of the box without any config. May 7, 2018 · @timarney Both this and #240 have the same root cause - although #240 is also affected by not passing even the permitted overrides into create-react-app. Likely the latter because you are supposed to mock every unit except the unit that you test Jul 20, 2020 · Hi @fokke-m, these warnings are purely to inform you that something was different than we otherwise would expect. I have searched for existing issues that already include this feature request, without success. 2. Jan 24, 2017 · Do you want to request a feature or report a bug? bug (apparently) I'm not really sure, if the jest-config of a react-native project was created by RN-teams or if it belongs always to jest. Mar 16, 2023 · Saved searches Use saved searches to filter your results more quickly Jan 10, 2022 · The deprecation warnings of sass shown in terminal indicates that vitest still process sass code of Vuetify Can you provide a reproduction with working tests and not working css processing? If I add vuetify to deps. e. • If you need a custom transformation specify a "transform" option in your config. If you are using Jest for unit testing, you might encounter some issues since Jest does not support ES modules by default. though I don't fully understand why. This one is pretty unintuitive, at least on the first look, as the real use case involves double negation. Feb 6, 2023 · Error: Failed to parse source for import analysis because the content contains invalid JS syntax. spyOn to do the same also in Vitest. js, that are not rightly resolved. A list of glob patterns that match your test files. 5. The unit testing story for using next-intl in Server Components hasn't been explored so far to be honest. This kind of requirement has been a must for any project I worked on in the past 8 years. js will be transformed with babelTransform. - Releases · vitest-dev/vitest I upgraded node-fetch to v3, and run jest test and I get: Jest encountered an unexpected token Jest failed to parse a file. babelrc is converted to babel. If you want to have a different configuration for testing or your main app doesn't rely on Vite specifically, you could either: Sep 29, 2021 · Description Angular package format v13 seems like it won't be shipping libraries as commonjs anymore and will only include esm bundles. 0 最低要求 . {js,ts,json} close to the config file or root; Path to a workspace config file relative to root. Nov 9, 2022 · Adding the suggested transformIgnorePatterns makes no difference. exclude. Hi. js. Almost all went flawlessly until I encountered a test file which includes React context and I can't find solution to get it working. This is just another workaround. So you have a file without the correct extension somewhere. 8/15 and React #12723 Closed DominikPieper opened this issue Oct 20, 2022 · 7 comments · Fixed by #12614 Jun 28, 2023 · In vue3 using g2plot development run packaged version of all normal, recently in the supplemental unit test, found vitest run with chart drawing page component has been because of the introduction May 29, 2024 · Before you start - checklist I followed instructions in documentation written for my React-PDF version I have checked if this bug is not already reported I have checked if an issue is not listed in Known issues If I have a problem with P Nov 30, 2018 · First of all, thanks for bringing Jest to Angular! I previously had configured Jest in my Angular project by myself. ts when it is present to match with the plugins and setup as your Vite app. Help : Jul 25, 2021 · import { expect, describe, it } from "vitest"; Other than this, it's easy to forget I'm not simply using Jest. because that preset should still be applied for the and I can see it getting invoked when in the babelrc, and again when in the root babel. See this gist on how to transition. You can see them here in the code. I agree to follow the Code of Conduct. dev/guide/. Oct 9, 2018 · Is there a possibility to debug JEST tests in VSCode? Unfortunately we could not find a setup, where the test stops at a breakpoint. json of my project. Motivation Currently, we need to transform modules in node_modules, for code that is published as raw ES6, code published as raw TypeScript, or code published as raw Jan 8, 2019 · Hi, First of all, I'm sorry if this is not the right place. 6. This happens e. Jun 23, 2022 · Current Behavior Running nx test in an @nrwl/expo:library fails with SyntaxError: Cannot use import statement outside a module Expected Behavior To be able to run test Steps to Reproduce Run npx create-nx-workspace@latest --packageManage Dec 29, 2023 · Saved searches Use saved searches to filter your results more quickly Jan 16, 2018 · Jest v22. You can apply it conditionally (using mode or process. vue Expected Behavior Working smoothly with single file c Mar 31, 2022 · when moving the nrwl/react/babel preset to the root config and removing the nrwl/react jest plugin it works. Oct 20, 2021 · Saved searches Use saved searches to filter your results more quickly Jun 14, 2017 · There are a ton of issues about this, and after two hours of reading through them all, I still wasn't able to get a sense of the state of things. Oct 18, 2024 · You signed in with another tab or window. jsx or . Aug 27, 2018 · Here's what you can do: • To have some of your "node_modules" files transformed, you can specify a custom "transformIgnorePatterns" in your config. @example/b will have a dependency on @example/a. If your code has JSX, it should have jsx / tsx extension. I had actually tried that suggestion prior to posting this issue since it seems to have worked for some cases. Since then transformIgnorePatterns does not seem to be able to resolve node_modules at the root. 10 Browsers: Chrome 76. Sep 30, 2024 · With ES module, TypeScript, JSX, and PostCSS support out of the box, Vitest is the right choice for almost every modern JavaScript app. Please let me know if I need to clarify anything else! Node. ts 中，可以引入 @testing-library/jest-dom 。 I upgraded node-fetch to v3, and run jest test and I get: Jest encountered an unexpected token Jest failed to parse a file. js version 18 or higher Node. Reload to refresh your session. It seems that some Jest config options are now available: #1830 Please make transformIgnore We recommend Vitest for unit testing since Vitest natively supports ES modules. EDIT: As suggested in a helpful comment, you can set an option such that importing expect / describe / it is not necessary. To try to prep for v6 to be released I recently tried setting up my app to use vite by running yarn rw setup vite The yarn rw dev command seems to work great and is very snappy (yay!) I am getting errors with testing and Jan 10, 2020 · You signed in with another tab or window. 0. js but still pass if it sees i. Vitest also doesn't know about the magic auto-imports, so I think it would be nice if Nuxt3 exposed a method that we can call in vitest for this. That's how it worked for us at least. babel. Oct 20, 2022 · Jest option "transformIgnorePatterns" don't work with Nx 14. env. . 配置中，将 transformIgnorePatterns 设置为了空数组，意味着所有的文件都会经过编译，如果你希望提升测试运行的速度，可以按需配置。 setupFilesAfterEnv 会在启动时执行，在 jest. I still get the same result. Vitest has been designed with a Jest compatible API, in order to make the migration from Jest as simple as possible. 16 Vue Version: 2. Jul 3, 2023 · Is there some kind of config setting? In Jest it's transformIgnorePatterns, I think. 2, I get the fo Jestの哲学はデフォルトでうまく動作することですが、時にはより細かい設定が必要になることもあります。 Jul 6, 2022 · Describe the bug The literal example from the Getting Started page doesn't work. if you add a Vite plugin that does some custom transforms, it won't apply to the Jest files. - vitest-dev/vitest. what i do know is we don't need to be type checking as part of the test process. This property takes a regex pattern as its value: This property takes a regex pattern as its value: Use Vitest. Sep 14, 2021 · I upgraded node-fetch to v3, and run jest test and I get: Jest encountered an unexpected token Jest failed to parse a file. The MessageComponent renders to , completely ignoring the msg prop. When running jest on @example/b it fails to run due to ESM syntax. The default value could be something like… { transformIgnorePatterns: ['node_modules/']; } Mar 9, 2023 · I had the same problem after updating to reanimated 3. Replace property If you want to modify the object, you will use replaceProperty API in Jest, you can use vi. Despite those efforts, you may still run into the following differences: Globals as a Default Jest has their globals API enabled by default. discussion here seems relevant: kulshekhar/ts-jest#822 2. See coverage. Mar 2, 2022 · You signed in with another tab or window. index. Right now if you try and use an esm node_module inside of a jest unit test it doesn't work. tsx extension. 1 To enhance lerna in my project I have enabled yarn workspaces. module. Example for transformIgnorePatterns: Feb 20, 2022 · Saved searches Use saved searches to filter your results more quickly Oct 26, 2023 · Prerequisites I confirm my issue is not in the opened issues I confirm the Frequently Asked Questions didn't contain the answer to my issue Environment check I'm using the latest msw version I'm using Node. 在编写测试时，迟早会需要创建一个内部或外部服务的 "fake" 版本。这通常被称为mocking。Vitest 通过其 vi 辅助工具提供了实用函数来帮助您。 Jul 13, 2017 · transformIgnorePatterns does not support both Windows and Unix systems together. but i did not have luck disabling that. I'ts like @dean-g pointed out. GitHub community articles Repositories. I am using next v11. Vitest 1. Sep 20, 2021 · I suppose you are having issues with Swiper 7 or newer versions because Jest doesn't support ESM packages yet. gitignore 🐛 Bug Report I followed this and reported this issue here, however got this response: This is entirely related to your jest config, and has nothing to do with enzyme. Therefore, you will need to make following configuration changes. when your code or its dependencies use non-standard Jav Mar 20, 2023 · I follow the 'transformIgnorePatterns' suggested, installed 'babel/plugin-transform-runtime' add this line in babel config: "plugins": ["@babel/plugin-transform-runtime"] I ran my tests again and it worked!. css, and their scss variants), image imports and next/font. This can be acheived one of the following ways, depending on how you are defining your jest config: VITEST_JUNIT_CLASSNAME 和 VITEST_JUNIT_SUITE_NAME 环境变量（改用 reporter 选项） 检查 c8 覆盖率（使用 coverage-v8 代替） 从 vitest 导出 SnapshotEnvironment - 改为从 vitest/snapshot 导入; 删除 SpyInstance 改用 MockInstance; 迁移到 Vitest 1. Jun 30, 2023 · In your case it's either transformIgnorePatterns or to mock the module. 0 和 Node. The Vite config for how the names are created isn't useful because this behavior is desirable in production. SOLUTION 1: For Swiper 7-9 or newer versions: First add the swiper/css to jest's moduleNameMapper in package. Have you written tests for Server Components apart from next-intl so far? Setting up test reporting and code coverage on Azure Devops pipelines in a js/ts project with jest - . Follow their code on GitHub. babelrc . Everything runs fine if client started However, if i start any tests using Jest (or Vite Jun 18, 2021 · 🐛 Bug Report I keep getting the "Jest encountered an unexpected token" and I've tried a bunch of the fixes recommended online including: adding transformIgnorePatterns to both of these: transformIg Hey @flexwie, it may be unrelated, but some of your @nrwl/* packages don't line up with the version of nx you have installed. json Jestの哲学はデフォルトでうまく動作することですが、時にはより細かい設定が必要になることもあります。 Vitest 中文文档. Jan 3, 2022 · You might have to tell @swc/jest to transform the files in node_modules by setting transformIgnorePatterns to an empty array. Reuse Vite's config and plugins - consistent across your app and tests. css, . Oct 30, 2023 · So, one way to have a quick fix is to update jest config "transformIgnorePatterns" to fail (not ignore) if it sees esm. json with the original values from create-react-app (react-scripts package) instead of overwriting them. Currently i'm about switching from CRA scripts to Vite. 1, my Jest tests fail with: Test suite failed to run Jest encountered an unexpected token This usually means that you are trying to import a file which Jest cannot parse, e. I have tried most of the suggestions made here. ん、Jest実行時に自動でbabel実行されるの？ Jestは実行時にコードの変換を行ってくれるtransfomerが存在し、Babelによる変換処理を行うbabel-jestがDefaultのtransformerに設定されている。 Философия Jest'а заключается в идеальном функционале "из коробки", но иногда вам нужно Nov 22, 2022 · I don't believe Vitest has this issue due to using ESM transforms via Vite, but when using Jest its important to remember that it expects CommonJS files, but will not transform node_modules for you. 3809. When trying to upgrade d3-interpolate 2. Contribute to vitest-dev/docs-cn development by creating an account on GitHub. but for whatever reason it's unable to run the tests because of this top level await even though we are using node v16 which has top level await support. Oct 20, 2018 · - adding ts-jest & friends - poorting test files to typescript notes: 1. js Nov 23, 2021 · It seems that it has less to do with the version of the dependencies. Update the package. Swiper works fine in the application itself, but when writing tests, Jest cannot find the component import {Swiper, SwiperSlide} from 'swiper / react'; Feb 20, 2019 · Please make sure you have read the submission guidelines before posting an issue Prerequisites Please answer the following questions for yourself before submitting an issue. vitest has 3 repositories available. 模拟对象 . If the workspace is defined in the config manually, Vitest will ignore the vitest. 100 OS: Mac OS 10. Sep 18, 2023 · Type resolution is broken for node16 resolution type due to several issues, this PR: - Updates all relative imports to include . Manage code changes Jul 20, 2020 · Hi @fokke-m, these warnings are purely to inform you that something was different than we otherwise would expect. 13. Configuration options that are not supported inside a workspace project config have * sign next to them. Jan 5, 2021 · You signed in with another tab or window. This is my personal experience. Further detail here: https://vitest. js and Vitest cache modules you import. Oct 30, 2017 · It only works if you use the transformIgnorePatterns but that will raise the following error: so you need to eject - then you can use the advanced jest config and it will run through. inline, including all modules that lead to such a problem module, as Vitest doesn't transform after an inner import/require of a non-transformed module. With this fix, your index-esm. After some investigation testing a real component, it turns out the props given i Vitest 中文文档. But it's not required to use Vitest! Jest Compatible. Thanks! Be aware that node_modules is not transpiled with default config, the transformIgnorePatterns setting must be modified in order to do so. Jun 13, 2023 · In Vitest you sometimes need to configure deps. You signed out in another tab or window. json), along with some lower-level tracing of the actual transpiling. 1. Many WebComponent libraries do not ship CJS files. js Compiler. Expected behavior Test should run without having trouble importing the file Next generation testing framework powered by Vite. Aside from @nrwl/nx-cloud, all packages under the nrwl scope should generally be set up with the same version. . Find and fix vulnerabilities Actions 配置中，将 transformIgnorePatterns 设置为了空数组，意味着所有的文件都会经过编译，如果你希望提升测试运行的速度，可以按需配置。 setupFilesAfterEnv 会在启动时执行，在 jest. If you are using JSX, make sure to name the file with the . config. ; Auto mocking stylesheets (. The global jest. You switched accounts on another tab or window. Dec 4, 2020 · PrimeVue probably should not be distributing vue files, but compiling things to regular js files. I have the error: ReferenceError: ReadableStream is not defined when I try to execute a test. I've had success with regular expressions using windows directory separators, as well as unix directory separators, but not both in the array of transformIgnorePatterns in the package. Semi-related to this are the supports flags we pass (see CallerTransformOptions above), but those should be used within the transform to figure out if it should return ESM or CJS, and has no direct bearing on Under the hood, next/jest is automatically configuring Jest for you, including: Setting up transform using the Next. Vitest 下一代测试框架. The default value could be something like… { transformIgnorePatterns: ['node_modules/']; } Sep 20, 2021 · I suppose you are having issues with Swiper 7 or newer versions because Jest doesn't support ESM packages yet. json exports (see Jest 28 blog post) Nov 29, 2024 · Saved searches Use saved searches to filter your results more quickly Jun 19, 2022 · process. stubEnv or vi. Jan 19, 2022 · Saved searches Use saved searches to filter your results more quickly Jun 14, 2023 · Hello, first of all - thanks for this great library. Saved searches Use saved searches to filter your results more quickly Contribute to sakabe005/test_test01 development by creating an account on GitHub. I am trying to run my test suite while using the Monaco editor. 2, swiper ^ 7. i am not sure how much of that is due to transpiling vs type checking. workspace file in the root. It took me days to get Jest to sort-of work. This software has been developed with lots of coffee, buy me one more cup to keep it going. js has been altered during migration, but the the projects in the workspace have not had their jest. Thanks for the suggestion @ewized. fxa qsnoafkfj enll yecrknwc bfbp bzygn kelff cypwi piche udyy rtbrpdmp ksilvt oovcc xzqud ntsmiz \