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messages_overlay_ui: Remove unchecked casts of HTMLElement objects.

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Signed-off-by: Anders Kaseorg <anders@zulip.com>
This commit is contained in:
Anders Kaseorg
2023-10-24 17:29:30 -07:00
committed by Tim Abbott
parent 31db313a46
commit 787ca02c6e
1 changed files with 9 additions and 4 deletions
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13
web/src/messages_overlay_ui.ts
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@@ -1,4 +1,5 @@
import $ from "jquery";
import assert from "minimalistic-assert";
type Context = {
items_container_selector: string;
@@ -41,7 +42,8 @@ export function focus_on_sibling_element(context: Context): void {
const $new_focus_element = get_element_by_id(elem_to_be_focused_id ?? "", context);
if ($new_focus_element.length > 0) {
activate_element($new_focus_element[0].children[0] as HTMLElement, context);
assert($new_focus_element[0].children[0] instanceof HTMLElement);
activate_element($new_focus_element[0].children[0], context);
}
}
@@ -72,7 +74,8 @@ export function modals_handle_events(event_key: string, context: Context): void
export function set_initial_element(element_id: string, context: Context): void {
if (element_id) {
const $current_element = get_element_by_id(element_id, context);
const focus_element = $current_element[0].children[0] as HTMLElement;
const focus_element = $current_element[0].children[0];
assert(focus_element instanceof HTMLElement);
activate_element(focus_element, context);
$(`.${CSS.escape(context.items_list_selector)}`)[0].scrollTop = 0;
}
@@ -145,7 +148,8 @@ function initialize_focus(event_name: string, context: Context): void {
$element = get_first_element();
}
const focus_element = $element[0].children[0] as HTMLElement;
const focus_element = $element[0].children[0];
assert(focus_element instanceof HTMLElement);
activate_element(focus_element, context);
}
@@ -156,7 +160,8 @@ function scroll_to_element($element: JQuery, context: Context): void {
if ($element.children.length === 0) {
return;
}
activate_element($element[0].children[0] as HTMLElement, context);
assert($element[0].children[0] instanceof HTMLElement);
activate_element($element[0].children[0], context);
const $items_list = $(`.${CSS.escape(context.items_list_selector)}`);
const $items_container = $(`.${CSS.escape(context.items_container_selector)}`);