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fix(typings): synthetic event #740

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Jan 17, 2019
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fix(typings): synthetic event #740

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013b521
specify generic param of synthetic event arg
kuzhelov-ms Jan 17, 2019
d9c753f
Merge branch 'master' into fix/synthetic-event-type
kuzhelov-ms Jan 17, 2019
f777834
update changelog
kuzhelov-ms Jan 17, 2019
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5 changes: 4 additions & 1 deletion types/utils.d.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,10 @@ export type ReactChildren = React.ReactNodeArray | React.ReactNode
export type ReactPropsStrict<T> = { [K in keyof T]: NullableIfUndefined<T[K]> }
export type ReactProps<T> = Extendable<ReactPropsStrict<T>>

export type ComponentEventHandler<TProps> = (event: React.SyntheticEvent, data: TProps) => void
export type ComponentEventHandler<TProps> = (
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Suggested change
export type ComponentEventHandler<TProps> = (
export type ComponentEventHandler<TProps, TElem = HTMLElement> = (

Can we make this a generic?

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@kuzhelov kuzhelov Jan 17, 2019 •
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yes, although not sure whether it is necessary to introduce this variability now, as it is pretty much clear that it will always be about HTMLElement for this handler's type - thus, not sure if we should make this type to be customizable (as it will, probably, will be an indication of some improper assumptions)

event: React.SyntheticEvent<HTMLElement>,
data: TProps,
) => void

type ChildrenProps = { children: any }
export type PropsOf<T> = T extends React.ComponentClass<Extendable<infer TProps>>
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