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docs: react related breaking changes #2289

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16 changes: 2 additions & 14 deletions docs/plugin-transform-react-jsx.md
Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,7 @@ sidebar_label: transform-react-jsx

### React Automatic Runtime

Automatic runtime is a feature available in v7.9.0. With this runtime enabled, the functions that JSX compiles to will be imported automatically.
Automatic runtime is a feature available in v7.9.0 and becomes the default in v8.0.0. With this runtime enabled, the functions that JSX compiles to will be imported automatically.
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Expand Down Expand Up @@ -251,7 +251,7 @@ With options:
"@babel/plugin-transform-react-jsx",
{
"throwIfNamespace": false, // defaults to true
"runtime": "automatic", // defaults to classic
"runtime": "classic", // defaults to automatic
"importSource": "custom-jsx-library" // defaults to react
}
]
Expand Down Expand Up @@ -320,15 +320,3 @@ Note that the `@jsx React.DOM` pragma has been deprecated as of React v0.12
`string`, defaults to `React.Fragment`.

Replace the component used when compiling JSX fragments.

### `useBuiltIns`

`boolean`, defaults to `false`.

When spreading props, use `Object.assign` directly instead of Babel's extend helper.

### `useSpread`

`boolean`, defaults to `false`.

When spreading props, use inline object with spread elements directly instead of Babel's extend helper or `Object.assign`.
22 changes: 5 additions & 17 deletions docs/preset-react.md
Original file line number Diff line number Diff line change
Expand Up @@ -49,11 +49,11 @@ With options:
[
"@babel/preset-react",
{
"pragma": "dom", // default pragma is React.createElement (only in classic runtime)
"pragmaFrag": "DomFrag", // default is React.Fragment (only in classic runtime)
// "pragma": "dom", // default pragma is React.createElement (only in classic runtime)
// "pragmaFrag": "DomFrag", // default is React.Fragment (only in classic runtime)
"throwIfNamespace": false, // defaults to true
"runtime": "classic" // defaults to classic
// "importSource": "custom-jsx-library" // defaults to react (only in automatic runtime)
"runtime": "automatic", // defaults to automatic
"importSource": "custom-jsx-library" // defaults to react (only in automatic runtime)
}
]
]
Expand All @@ -80,7 +80,7 @@ require("@babel/core").transform("code", {

#### `runtime`

`classic | automatic`, defaults to `classic`
`classic | automatic`, defaults to `automatic`

Decides which runtime to use.

Expand Down Expand Up @@ -126,18 +126,6 @@ Replace the function used when compiling JSX expressions.

Replace the component used when compiling JSX fragments.

#### `useBuiltIns`

`boolean`, defaults to `false`.

Will use the native built-in instead of trying to polyfill behavior for any plugins that require one.

#### `useSpread`

`boolean`, defaults to `false`.

When spreading props, use inline object with spread elements directly instead of Babel's extend helper or `Object.assign`.

### .babelrc.js

```js
Expand Down