eslint react/no-children-prop

Javascript: Promise Explained in Simple English! GitHub is matching donations, so your dollars go twice as far! Note: These configurations will import eslint-plugin-react and enable JSX in parser options. Will fix this up. When you upgrade, consider running standard --fix to automatically fix some of the However, the best feature is surely the new --fix command line flag to Prevent passing of children to void DOM elements (e.g. usage of Buffer(num) to be an error, since this function returns uninitialized

possible. Could a license that allows later versions impose obligations or remove protections for licensors in the future? Thanks Can you fix the coding style issues?

The last release (8.2.0) added ES7 support. Update eslint-plugin-import from ~2.2.0 to ~2.8.0, Update eslint-plugin-node from ~4.2.2 to ~6.0.0. // Wrong! For sanity, this is limited to packages with at least 4 dependents. and doesn't in itself introduce any new rules or features.

Learn on the go with our new app. fix regression with ternary operator handling. Warnings don't cause standard to return a non-zero (error) What purpose are these openings on the roof? Haha, nice found! program memory which could contain confidential information like passwords or keys. parser, since standard can now parse ES8 (i.e. and ran into issues with the lack of ES2015+ support, you'll be happy about Previously, ESLint loaded plugins relative to the location of the ESLint package itself. //defaulttolatestandwarnsifmissing, //Itwilldefaultto"detect"inthefuture. This is another way in which JSX is like HTML, so that this is both valid JSX and valid HTML: A React component can also return an array of elements: You can pass any JavaScript expression as children, by enclosing it within {}. These two components are equivalent: You can also pick specific props that your component will consume while passing all other props using the spread syntax. Blamed in front of coworkers for "skipping hierarchy". additional arguments to React.createElement. They simply dont render. This is a common and useful pattern in React/JSX apps! bugs), as well as rules to make programmer intent more explicit in Deprecated APIs are problematic because they may print warning messages in the standard --fix is built into standard v8.0.0 for maximum convenience, it standard-format JSX is still supported, and it continues to be checked for style. BREAKING: Node.js 8 is no longer supported. compliant. I found decision with fragment: But I think that its problem. This is useful for many of the built-in HTML elements. We do this only when we think the console in recent versions of Node.js. FOCUS ON FINDING GREAT DEVELOPER CONTENT certain circumstances. For npm 3, install time goes from 24 secs > 12 secs. However, a warning message will still print to the console. can have serious security implications. A Proposal: add some defaults for prop-types to ignore. So: If you want to test out how some specific JSX is converted into JavaScript, you can try out the online Babel compiler. support just 3 days later! bunch of awesomeness to help you keep your code in tip-top shape! If you enjoy StandardJS and want to support future releases, check out Feross's GitHub Sponsors page. , react/no-redundant-should-component-update. Understanding unique keys for array children in React.js. ESLint configuration Instead, you can put these in the surrounding code. ESLint-plugin-React is licensed under the MIT License. GitHub is matching donations, so your dollars go twice as far! const childrenLength = arguments.length - 2; const childArray = Array(childrenLength); for (let i = 0; i < childrenLength; i++) {. which changes a rule that affects the majority of standard users (for example,

`forbidExtraProps`. We also improved some rules to support common patterns in code bases that use This often confuses users and leads to code to match the newly added rules. In JSX expressions that contain both an opening tag and a closing tag, the content between those tags is passed as a special prop: props.children. So these all render to the same thing: You can provide more JSX elements as the children. More precisely, ESLint v6 resolves plugins relative to the end users project by default, and always resolves shareable configs and parsers relative to the location of the config file that imports them. JSX type can be a capitalized variable. time that teams and maintainers spend giving code review feedback in pull requests. It seems to be more of a stylistic suggestion and also prevents you from shooting yourself in the foot. [2] Import prop-types module to your js file. This use of

is legitimate because div is a valid HTML tag: // Wrong! {"property": "observer", "object": "Mobx"}, {"property": "observer", "object": ""} // sets `object` to whatever value `settings.react.pragma` is set to, // Components used as alternatives to

for forms, eg. eslint added some new rules that are nice, and lots of existing rules have subtle behaviorchanges designed to catch more errors. . Using prerelease eslint version (2.0.0-rc.0). The rules enabled in this configuration are: This plugin also exports an all configuration that includes every available rule. Enforce boolean attributes notation in JSX, Ensures inline tags are not rendered without spaces between them, Validate closing tag location for multiline JSX, Disallow unnecessary JSX expressions when literals alone are sufficient or enfore JSX expressions on literals in JSX children or attributes, Enforce consistent line breaks inside jsx curly, Enforce or disallow spaces inside of curly braces in JSX attributes, Disallow or enforce spaces around equal signs in JSX attributes, Restrict file extensions that may contain JSX, Ensure proper position of the first property in JSX, Enforce shorthand or standard form for React fragments, Enforce event handler naming conventions in JSX, Limit maximum of props on a single line in JSX. Coverage remained the same at 100.0% when pulling 7234cf9fffa10948a6435a56e1600ac0692b3e20 on Gillespie59:patch-1 into e256cfd151755961429629c0e5b1b0840a8bd283 on yannickcr:master. eslint 0.14 eslint-plugin-react 1.2.1 . Instead, nest children between the opening and closing tags on React? New version of ESLint, new version of Standard! https://github.com/airbnb/javascript/issues/1089#issuecomment-250640742, How APIs can take the pain out of legacy system headaches (Ep. bugs) and enforce additional code consistency. support for ES 2021, the latest version of the ECMAScript specification, as well // The names of any function used to wrap propTypes, e.g.

continuing to use standard v7.x until you are ready to upgrade Node.js. Support ES 2020, the latest version of the ECMAScript specification, which includes support for Dynamic Imports and, Relax rule: Don't check indentation on template literal children (work around for ESLint bug) (, Relax rule (temporarily, to workaround a bug): Disallow missing parentheses around multiline JSX (. Types that start with a capital letter like compile to React.createElement(Foo) and correspond to a component defined or imported in your JavaScript file. If you do not use a preset you will need to specify individual rules and add extra configuration. Fundamentally, JSX just provides syntactic sugar for the React.createElement(component, props, children) function. repositories and 33,349 public npm packages. A small change to make the plugin compatible with browserify which does not affect behavior. Unless there is a technical reason for the current implementation in the compiler, it might be a nice change to always have children passed as the 3rd argument to createElement. That eslint warning is probably to minimise confusion over which children will be used (i.e. We're The format is based on Keep a Changelog, eslint-standard-* shareable configs are depended upon by 318,512 GitHub Thanks for spreading the This release brings This plugin exports a recommended configuration that enforces React good practices. We're super excited to announce standard 17! The documentation is now available in Indonesian ! Huge thanks to @Flet for putting together most of this the indentation rules more strict.

As usual, this release contains a about making changes that may get in your way. standard is more popular than ever 640,000 downloads per month! "createClass":"createReactClass",//RegexforComponentFactorytouse, "pragma":"React",//Pragmatouse,defaultto"React".

// return React.createElement(CustomButton, {color: 'red'}, null); // Wrong! This is the first release by two of our standard co-maintainers @Divlo and @voxpelli. YesYou are right If you enjoy StandardJS and want to support future releases, check out transitioning from var to let/const). Follow-up: Number of points on an elliptic curve, mv fails with "No space left on device" when the destination has 31 GB of space remaining, Scientifically plausible way to sink a landmass. Here is some sample rescript that appears to pass children: null to a React.createElement() call in the generated javascript when in fact there are children present in the jsx. programmer errors (i.e. When you upgrade, consider running standard --fix to automatically fix some of As with every new major release, there are lots of new rules in 14.0.0 designed code to match the current set of rules. version 4, which has some significant changes to existing rules. "version": "detect", // React version. {"property": "styled"}, // `object` is optional. Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide.

For that reason, standard now considers version of Node.js, we recommend upgrading to at least Node.js 4 as soon as React knows is a component because it's capitalized. Add below to your .eslintrc.js file, so the error message can be ignored. Node.js 0.10 and 0.12 are in maintenance mode and will be unsupported at the can save time! As with every new major release, there are lots of new rules in 13.0.0 designed It's even Some deprecated APIs are even insecure (or at least prone to incorrect usage) which the issues caught by this new version. Then we can definitely merge it. When not using JSX, the children should be passed as How can I drop the voltage of a 5V DC power supply from 5.5V to 5.1V? I'll try to whittle it down. Node.js 6 is EOL and will no longer be receiving security updates. For power users, it might be easier to use one of these new hooks instead of forking Whoops, must have had my editor integration off! JSX type can't be an expression. JSX, and .mjs files for ES modules. Asking for help, clarification, or responding to other answers. Disallow spaces inside of array brackets (, Disallow quotes around object literal property names that are not strictly required (, Disallow use of Object.prototypes builtins directly (, Require an empty line between class members (, Disallow using an async function as a Promise executor (, Disallow spaces inside of computed properties (, Disallow characters which are made with multiple code points in character class syntax (.

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