Class ErrorBoundary

Класс-ловушка для обработки ошибок компонентов

Example

<ErrorBoundary>
  <ComponentWithError />
</ErrorBoundary>

Hierarchy

Component<ErrorBoundaryProps, ErrorBoundaryState>
- ErrorBoundary

Constructors

constructor

new ErrorBoundary(props?, context?): ErrorBoundary
Parameters
- Optional props: ErrorBoundaryProps
- Optional context: any
Returns ErrorBoundary
Inherited from Component<ErrorBoundaryProps, ErrorBoundaryState>.constructor
- Defined in node_modules/preact/src/index.d.ts:141

Properties

`Static` `Optional` displayName

displayName?: string

`Static` `Optional` defaultProps

defaultProps?: any

`Static` `Optional` contextType

contextType?: Context<any>

state

state: Readonly<ErrorBoundaryState>

props

props: RenderableProps<ErrorBoundaryProps, any>

context

context: any

`Optional` base

base?: Element | Text

Methods

`Optional` componentWillMount

componentWillMount(): void
Returns void
Inherited from Component.componentWillMount
- Defined in node_modules/preact/src/index.d.ts:116

`Optional` componentDidMount

componentDidMount(): void
Returns void
Inherited from Component.componentDidMount
- Defined in node_modules/preact/src/index.d.ts:117

`Optional` componentWillUnmount

componentWillUnmount(): void
Returns void
Inherited from Component.componentWillUnmount
- Defined in node_modules/preact/src/index.d.ts:118

`Optional` getChildContext

getChildContext(): object
Returns object
Inherited from Component.getChildContext
- Defined in node_modules/preact/src/index.d.ts:119

`Optional` componentWillReceiveProps

componentWillReceiveProps(nextProps, nextContext): void
Parameters
- nextProps: Readonly<ErrorBoundaryProps>
- nextContext: any
Returns void
Inherited from Component.componentWillReceiveProps
- Defined in node_modules/preact/src/index.d.ts:120

`Optional` shouldComponentUpdate

shouldComponentUpdate(nextProps, nextState, nextContext): boolean
Parameters
- nextProps: Readonly<ErrorBoundaryProps>
- nextState: Readonly<ErrorBoundaryState>
- nextContext: any
Returns boolean
Inherited from Component.shouldComponentUpdate
- Defined in node_modules/preact/src/index.d.ts:121

`Optional` componentWillUpdate

componentWillUpdate(nextProps, nextState, nextContext): void
Parameters
- nextProps: Readonly<ErrorBoundaryProps>
- nextState: Readonly<ErrorBoundaryState>
- nextContext: any
Returns void
Inherited from Component.componentWillUpdate
- Defined in node_modules/preact/src/index.d.ts:126

`Optional` getSnapshotBeforeUpdate

getSnapshotBeforeUpdate(oldProps, oldState): any
Parameters
- oldProps: Readonly<ErrorBoundaryProps>
- oldState: Readonly<ErrorBoundaryState>
Returns any
Inherited from Component.getSnapshotBeforeUpdate
- Defined in node_modules/preact/src/index.d.ts:131

`Optional` componentDidUpdate

componentDidUpdate(previousProps, previousState, snapshot): void
Parameters
- previousProps: Readonly<ErrorBoundaryProps>
- previousState: Readonly<ErrorBoundaryState>
- snapshot: any
Returns void
Inherited from Component.componentDidUpdate
- Defined in node_modules/preact/src/index.d.ts:132

`Static` `Optional` getDerivedStateFromProps

getDerivedStateFromProps(props, state): null | object
Parameters
- props: object
- state: object
Returns null | object
Inherited from Component.getDerivedStateFromProps
- Defined in node_modules/preact/src/index.d.ts:153

setState

setState<K>(state, callback?): void
Type Parameters
- K extends "error"
Parameters
- state: null | Partial<ErrorBoundaryState> | ((prevState, props) => null | Partial<ErrorBoundaryState> | Pick<ErrorBoundaryState, K>) | Pick<ErrorBoundaryState, K>
- Optional callback: (() => void)
  - - (): void
    - Returns void
Returns void
Inherited from Component.setState
- Defined in node_modules/preact/src/index.d.ts:167

forceUpdate

forceUpdate(callback?): void
Parameters
- Optional callback: (() => void)
  - - (): void
    - Returns void
Returns void
Inherited from Component.forceUpdate
- Defined in node_modules/preact/src/index.d.ts:177

`Static` `Private` getDerivedStateFromError

getDerivedStateFromError(error): {
error: Error;
}
Private
Parameters
- error: Error
Returns {
error: Error;
}
- error: Error
Overrides Component.getDerivedStateFromError
- Defined in src/ui/ErrorBoundary.tsx:24

`Private` componentDidCatch

componentDidCatch(error): void
Private
Parameters
- error: Error
Returns void
Overrides Component.componentDidCatch
- Defined in src/ui/ErrorBoundary.tsx:31

`Private` render

render(): ComponentChildren
Private
Returns ComponentChildren
Overrides Component.render
- Defined in src/ui/ErrorBoundary.tsx:38

Class ErrorBoundary

Example

Hierarchy

Index

Constructors

Properties

Methods

Constructors

constructor

Parameters

Optional props: ErrorBoundaryProps

Optional context: any

Returns ErrorBoundary

Properties

Static Optional displayName

Static Optional defaultProps

Static Optional contextType

state

props

context

Optional base

Methods

Optional componentWillMount

Returns void

Optional componentDidMount

Returns void

Optional componentWillUnmount

Returns void

Optional getChildContext

Returns object

Optional componentWillReceiveProps

Parameters

nextProps: Readonly<ErrorBoundaryProps>

nextContext: any

Returns void

Optional shouldComponentUpdate

Parameters

nextProps: Readonly<ErrorBoundaryProps>

nextState: Readonly<ErrorBoundaryState>

nextContext: any

Returns boolean

Optional componentWillUpdate

Parameters

nextProps: Readonly<ErrorBoundaryProps>

nextState: Readonly<ErrorBoundaryState>

nextContext: any

Returns void

Optional getSnapshotBeforeUpdate

Parameters

oldProps: Readonly<ErrorBoundaryProps>

oldState: Readonly<ErrorBoundaryState>

Returns any

Optional componentDidUpdate

Parameters

previousProps: Readonly<ErrorBoundaryProps>

previousState: Readonly<ErrorBoundaryState>

snapshot: any

Returns void

Static Optional getDerivedStateFromProps

Parameters

props: object

state: object

Returns null | object

setState

Type Parameters

K extends "error"

Parameters

state: null | Partial<ErrorBoundaryState> | ((prevState, props) => null | Partial<ErrorBoundaryState> | Pick<ErrorBoundaryState, K>) | Pick<ErrorBoundaryState, K>

Optional callback: (() => void)

Returns void

Returns void

forceUpdate

Parameters

Optional callback: (() => void)

Returns void

Returns void

Static Private getDerivedStateFromError

Parameters

error: Error

Returns { error: Error; }

`Optional` props: ErrorBoundaryProps

`Optional` context: any

`Static` `Optional` displayName

`Static` `Optional` defaultProps

`Static` `Optional` contextType

`Optional` base

`Optional` componentWillMount

`Optional` componentDidMount

`Optional` componentWillUnmount

`Optional` getChildContext

`Optional` componentWillReceiveProps

`Optional` shouldComponentUpdate

`Optional` componentWillUpdate

`Optional` getSnapshotBeforeUpdate

`Optional` componentDidUpdate

`Static` `Optional` getDerivedStateFromProps

`Optional` callback: (() => void)

`Optional` callback: (() => void)

`Static` `Private` getDerivedStateFromError

Returns {
error: Error;
}

`Private` componentDidCatch

`Private` render