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danakt/getElementByTagName.ts

Created June 27, 2019 17:25
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Returns type of HTML element by tag name
Raw
getElementByTagName.ts
/**
* Returns type of HTML element by tag name
* @example
* type ElementType = GetElementByTagname<'div'> // HTMLDivElement
*/
type GetElementByTagName<
Tagname extends keyof React.ReactHTML
> = React.ReactHTML[Tagname] extends React.DetailedHTMLFactory<infer A, infer E> ? E : null;
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