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[New] jsx-wrap-multilines: add never option to prohibit wrapping parens on multiline JSX
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Diff for: ‎CHANGELOG.md

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Original file line numberDiff line numberDiff line change
@@ -12,6 +12,7 @@ This change log adheres to standards from [Keep a CHANGELOG](https://keepachange
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* [`no-unknown-property`]: add `displaystyle` on `<math>` ([#3652][] @lounsbrough)
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* [`prefer-read-only-props`], [`prop-types`], component detection: allow components to be async functions ([#3654][] @pnodet)
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* [`no-unknown-property`]: support `onResize` on audio/video tags ([#3662][] @caesar1030)
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* [`jsx-wrap-multilines`]: add `never` option to prohibit wrapping parens on multiline JSX ([#3668][] @reedws)
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### Fixed
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* [`jsx-no-leaked-render`]: preserve RHS parens for multiline jsx elements while fixing ([#3623][] @akulsr0)
@@ -26,6 +27,7 @@ This change log adheres to standards from [Keep a CHANGELOG](https://keepachange
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* [Refactor] [`jsx-props-no-multi-spaces`]: extract type parameters to var ([#3634][] @HenryBrown0)
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* [Docs] [`jsx-key`]: fix correct example ([#3656][] @developer-bandi)
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[#3668]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3668
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[#3666]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3666
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[#3662]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3662
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[#3656]: https://github.com/jsx-eslint/eslint-plugin-react/pull/3656

Diff for: ‎docs/rules/jsx-wrap-multilines.md

+230-1
Original file line numberDiff line numberDiff line change
@@ -50,7 +50,7 @@ var Hello = createReactClass({
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});
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```
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Examples of **correct** code for this rule:
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Examples of **correct** code for this rule, when configured with either `parens` or `parens-new-line`:
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```jsx
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var singleLineJSX = <p>Hello</p>
@@ -66,6 +66,36 @@ var Hello = createReactClass({
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});
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```
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Examples of **incorrect** code for this rule, when configured with `never`:
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```jsx
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var singleLineJSX = <p>Hello</p>
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var Hello = createReactClass({
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render: function() {
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return (
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<div>
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<p>Hello {this.props.name}</p>
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</div>
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);
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}
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});
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```
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Examples of **correct** code for this rule, when configured with `never`:
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```jsx
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var singleLineJSX = <p>Hello</p>
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var Hello = createReactClass({
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render: function() {
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return <div>
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<p>Hello {this.props.name}</p>
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</div>;
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}
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});
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```
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### `declaration`
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Examples of **incorrect** code for this rule, when configured with `{ declaration: "parens" }`:
@@ -116,6 +146,30 @@ var hello = (
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);
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```
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Examples of **incorrect** code for this rule, when configured with `{ declaration: "never" }`:
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```jsx
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var hello = (<div>
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<p>Hello</p>
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</div>);
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```
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```jsx
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var hello = (
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<div>
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<p>Hello</p>
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</div>
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);
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```
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Examples of **correct** code for this rule, when configured with `{ declaration: "never" }`.
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```jsx
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var hello = <div>
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<p>Hello</p>
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</div>;
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```
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### `assignment`
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Examples of **incorrect** code for this rule, when configured with `{ assignment: "parens" }`.
@@ -172,6 +226,33 @@ hello = (
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);
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```
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Examples of **incorrect** code for this rule, when configured with `{ assignment: "never" }`.
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```jsx
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var hello;
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hello = (<div>
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<p>Hello</p>
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</div>);
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```
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```jsx
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var hello;
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hello = (
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<div>
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<p>Hello</p>
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</div>
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);
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```
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Examples of **correct** code for this rule, when configured with `{ assignment: "never" }`.
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```jsx
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var hello;
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hello = <div>
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<p>Hello</p>
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</div>;
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```
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### `return`
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Examples of **incorrect** code for this rule, when configured with `{ return: "parens" }`.
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}
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```
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Examples of **incorrect** code for this rule, when configured with `{ return: "never" }`.
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```jsx
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function hello() {
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return (<div>
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<p>Hello</p>
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</div>);
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}
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```
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```jsx
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function hello() {
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return (
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<div>
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<p>Hello</p>
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</div>
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);
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}
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```
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Examples of **correct** code for this rule, when configured with `{ return: "never" }`.
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```jsx
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function hello() {
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return <div>
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<p>Hello</p>
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</div>;
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}
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```
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### `arrow`
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Examples of **incorrect** code for this rule, when configured with `{ arrow: "parens" }`.
@@ -284,6 +395,30 @@ var hello = () => (
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);
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```
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Examples of **incorrect** code for this rule, when configured with `{ arrow: "never" }`.
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```jsx
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var hello = () => (<div>
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<p>World</p>
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</div>);
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```
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```jsx
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var hello = () => (
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<div>
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<p>World</p>
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</div>
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);
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```
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Examples of **correct** code for this rule, when configured with `{ arrow: "never" }`.
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```jsx
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var hello = () => <div>
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<p>World</p>
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</div>;
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```
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### `condition`
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Examples of **incorrect** code for this rule, when configured with `{ condition: "parens" }`.
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</div>
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```
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Examples of **incorrect** code for this rule, when configured with `{ condition: "never" }`.
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```jsx
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<div>
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{foo ? (<div>
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<p>Hello</p>
490+
</div>) : null}
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</div>
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```
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```jsx
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<div>
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{foo ? (
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<div>
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<p>Hello</p>
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</div>
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): null}
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</div>
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```
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Examples of **correct** code for this rule, when configured with `{ condition: "never" }`.
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```jsx
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<div>
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{foo ? <div>
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<p>Hello</p>
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</div> : null}
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</div>
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```
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### `logical`
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Examples of **incorrect** code for this rule, when configured with `{ logical: "parens" }`.
@@ -416,6 +581,40 @@ Examples of **correct** code for this rule, when configured with `{ logical: "pa
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</div>
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```
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Examples of **incorrect** code for this rule, when configured with `{ logical: "never" }`.
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```jsx
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<div>
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{foo &&
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(<div>
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<p>Hello World</p>
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</div>)
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}
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</div>
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```
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```jsx
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<div>
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{foo && (
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<div>
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<p>Hello World</p>
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</div>
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)}
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</div>
604+
```
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Examples of **correct** code for this rule, when configured with `{ logical: "never" }`.
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```jsx
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<div>
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{foo &&
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<div>
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<p>Hello World</p>
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</div>
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}
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</div>
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```
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### `prop`
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Examples of **incorrect** code for this rule, when configured with `{ prop: "parens" }`.
@@ -477,3 +676,33 @@ Examples of **correct** code for this rule, when configured with `{ prop: "paren
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<p>Hello</p>
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</div>;
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```
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Examples of **incorrect** code for this rule, when configured with `{ prop: "never" }`.
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```jsx
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<div foo={(<div>
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<p>Hello</p>
685+
</div>)}>
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<p>Hello</p>
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</div>;
688+
```
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```jsx
691+
<div foo={(
692+
<div>
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<p>Hello</p>
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</div>
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)}>
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<p>Hello</p>
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</div>;
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```
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Examples of **correct** code for this rule, when configured with `{ prop: "never" }`.
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```jsx
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<div foo={<div>
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<p>Hello</p>
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</div>}>
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<p>Hello</p>
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</div>;
708+
```

Diff for: ‎lib/rules/jsx-wrap-multilines.js

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@@ -31,6 +31,7 @@ const DEFAULTS = {
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const messages = {
3333
missingParens: 'Missing parentheses around multilines JSX',
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extraParens: 'Expected no parentheses around multilines JSX',
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parensOnNewLines: 'Parentheses around JSX should be on separate lines',
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};
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@@ -51,25 +52,25 @@ module.exports = {
5152
// true/false are for backwards compatibility
5253
properties: {
5354
declaration: {
54-
enum: [true, false, 'ignore', 'parens', 'parens-new-line'],
55+
enum: [true, false, 'ignore', 'parens', 'parens-new-line', 'never'],
5556
},
5657
assignment: {
57-
enum: [true, false, 'ignore', 'parens', 'parens-new-line'],
58+
enum: [true, false, 'ignore', 'parens', 'parens-new-line', 'never'],
5859
},
5960
return: {
60-
enum: [true, false, 'ignore', 'parens', 'parens-new-line'],
61+
enum: [true, false, 'ignore', 'parens', 'parens-new-line', 'never'],
6162
},
6263
arrow: {
63-
enum: [true, false, 'ignore', 'parens', 'parens-new-line'],
64+
enum: [true, false, 'ignore', 'parens', 'parens-new-line', 'never'],
6465
},
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condition: {
66-
enum: [true, false, 'ignore', 'parens', 'parens-new-line'],
67+
enum: [true, false, 'ignore', 'parens', 'parens-new-line', 'never'],
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},
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logical: {
69-
enum: [true, false, 'ignore', 'parens', 'parens-new-line'],
70+
enum: [true, false, 'ignore', 'parens', 'parens-new-line', 'never'],
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},
7172
prop: {
72-
enum: [true, false, 'ignore', 'parens', 'parens-new-line'],
73+
enum: [true, false, 'ignore', 'parens', 'parens-new-line', 'never'],
7374
},
7475
},
7576
additionalProperties: false,
@@ -184,6 +185,15 @@ module.exports = {
184185
}
185186
}
186187
}
188+
189+
if (option === 'never' && isParenthesized(context, node)) {
190+
const tokenBefore = sourceCode.getTokenBefore(node);
191+
const tokenAfter = sourceCode.getTokenAfter(node);
192+
report(node, 'extraParens', (fixer) => fixer.replaceTextRange(
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[tokenBefore.range[0], tokenAfter.range[1]],
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sourceCode.getText(node)
195+
));
196+
}
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}
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// --------------------------------------------------------------------------

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