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Add a better comment describing the behavior

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Dariusz Niemczyk
2021-09-14 14:51:17 +02:00
parent ceafa83392
commit 60174c9836
1 changed files with 6 additions and 1 deletions
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7
src/components/structures/ContextMenu.tsx
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@@ -322,7 +322,12 @@ export class ContextMenu extends React.PureComponent<IProps, IState> {
const menuClasses = classNames({
'mx_ContextualMenu': true,
// Defensively check for counter cases
/**
* In some cases we may get the number of 0, which still means that we're supposed to properly
* add the specific position class, but as it was falsy things didn't work as intended.
* In addition, defensively check for counter cases where we may get more than one value,
* even if we shouldn't.
*/
'mx_ContextualMenu_left': !hasChevron && position.left !== undefined && !position.right,
'mx_ContextualMenu_right': !hasChevron && position.right !== undefined && !position.left,
'mx_ContextualMenu_top': !hasChevron && position.top !== undefined && !position.bottom,