/
helpers.ts
59 lines (49 loc) · 1.61 KB
/
helpers.ts
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import * as React from 'react';
import { TransitionComponent } from '@restart/ui/types';
export type Omit<T, U> = Pick<T, Exclude<keyof T, keyof U>>;
export type ReplaceProps<Inner extends React.ElementType, P> = Omit<
React.ComponentPropsWithRef<Inner>,
P
> &
P;
export interface BsPrefixOnlyProps {
bsPrefix?: string;
}
export interface AsProp<As extends React.ElementType = React.ElementType> {
as?: As;
}
export interface BsPrefixProps<As extends React.ElementType = React.ElementType>
extends BsPrefixOnlyProps,
AsProp<As> {}
export interface BsPrefixRefForwardingComponent<
TInitial extends React.ElementType,
P = unknown,
> {
<As extends React.ElementType = TInitial>(
props: React.PropsWithChildren<ReplaceProps<As, BsPrefixProps<As> & P>>,
context?: any,
): React.ReactNode;
propTypes?: any;
contextTypes?: any;
defaultProps?: Partial<P>;
displayName?: string;
}
export class BsPrefixComponent<
As extends React.ElementType,
P = unknown,
> extends React.Component<ReplaceProps<As, BsPrefixProps<As> & P>> {}
// Need to use this instead of typeof Component to get proper type checking.
export type BsPrefixComponentClass<
As extends React.ElementType,
P = unknown,
> = React.ComponentClass<ReplaceProps<As, BsPrefixProps<As> & P>>;
export type TransitionType = boolean | TransitionComponent;
export function getOverlayDirection(placement: string, isRTL?: boolean) {
let bsDirection = placement;
if (placement === 'left') {
bsDirection = isRTL ? 'end' : 'start';
} else if (placement === 'right') {
bsDirection = isRTL ? 'start' : 'end';
}
return bsDirection;
}