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Conform more of the codebase with strictNullChecks (#10703)

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Michael Telatynski 2023-04-25 09:28:48 +01:00 • committed by GitHub
parent db40479910
commit 619a9e8542
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GPG key ID: 4AEE18F83AFDEB23
24 changed files with 108 additions and 77 deletions
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12
src/components/views/emojipicker/EmojiPicker.tsx
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@ -162,9 +162,9 @@ class EmojiPicker extends React.Component<IProps, IState> {
};
private keyboardNavigation(ev: React.KeyboardEvent, state: RovingState, dispatch: Dispatch<RovingAction>): void {
const node = state.activeRef.current;
const parent = node.parentElement;
if (!parent) return;
const node = state.activeRef?.current;
const parent = node?.parentElement;
if (!parent || !state.activeRef) return;
const rowIndex = Array.from(parent.children).indexOf(node);
const refIndex = state.refs.indexOf(state.activeRef);
@ -173,12 +173,12 @@ class EmojiPicker extends React.Component<IProps, IState> {
switch (ev.key) {
case Key.ARROW_LEFT:
focusRef = state.refs[refIndex - 1];
newParent = focusRef?.current?.parentElement;
newParent = focusRef?.current?.parentElement ?? undefined;
break;
case Key.ARROW_RIGHT:
focusRef = state.refs[refIndex + 1];
newParent = focusRef?.current?.parentElement;
newParent = focusRef?.current?.parentElement ?? undefined;
break;
case Key.ARROW_UP:
@ -188,7 +188,7 @@ class EmojiPicker extends React.Component<IProps, IState> {
ev.key === Key.ARROW_UP
? state.refs[refIndex - rowIndex - 1]
: state.refs[refIndex - rowIndex + EMOJIS_PER_ROW];
newParent = ref?.current?.parentElement;
newParent = ref?.current?.parentElement ?? undefined;
const newTarget = newParent?.children[clamp(rowIndex, 0, newParent.children.length - 1)];
focusRef = state.refs.find((r) => r.current === newTarget);
break;