chore(frontend): fix type errors

3 files changed, 9 insertions, 4 deletions

diff --git a/packages/frontend/src/components/MkPullToRefresh.vue b/packages/frontend/src/components/MkPullToRefresh.vue
index b0638db785..98247f5d0f 100644
--- a/packages/frontend/src/components/MkPullToRefresh.vue
+++ b/packages/frontend/src/components/MkPullToRefresh.vue
@@ -56,10 +56,12 @@ const emit = defineEmits<{
 }>();
 
 function getScreenY(event: TouchEvent | MouseEvent | PointerEvent): number {
-	if (event.touches && event.touches[0] && event.touches[0].screenY != null) {
+	if (('touches' in event) && event.touches[0] && event.touches[0].screenY != null) {
 		return event.touches[0].screenY;
-	} else {
+	} else if ('screenY' in event) {
 		return event.screenY;
+	} else {
+		return 0; // TSを黙らせるため
 	}
 }
 
diff --git a/packages/frontend/src/components/MkReactionIcon.vue b/packages/frontend/src/components/MkReactionIcon.vue
index 36d1103549..7d62456e03 100644
--- a/packages/frontend/src/components/MkReactionIcon.vue
+++ b/packages/frontend/src/components/MkReactionIcon.vue
@@ -24,6 +24,7 @@ const elRef = useTemplateRef('elRef');
 
 if (props.withTooltip) {
 	useTooltip(elRef, (showing) => {
+		if (elRef.value == null) return;
 		const { dispose } = os.popup(defineAsyncComponent(() => import('@/components/MkReactionTooltip.vue')), {
 			showing,
 			reaction: props.reaction.replace(/^:(\w+):$/, ':$1@.:'),
diff --git a/packages/frontend/src/pages/about-misskey.vue b/packages/frontend/src/pages/about-misskey.vue
index 72a3313c95..057deec4cf 100644
--- a/packages/frontend/src/pages/about-misskey.vue
+++ b/packages/frontend/src/pages/about-misskey.vue
@@ -48,7 +48,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<FormSection v-if="instance.repositoryUrl !== 'https://github.com/misskey-dev/misskey'">
 					<div class="_gaps_s">
 						<MkInfo>
-							{{ i18n.tsx._aboutMisskey.thisIsModifiedVersion({ name: instance.name }) }}
+							{{ i18n.tsx._aboutMisskey.thisIsModifiedVersion({ name: instance.name ?? host }) }}
 						</MkInfo>
 						<FormLink v-if="instance.repositoryUrl" :to="instance.repositoryUrl" external>
 							<template #icon><i class="ti ti-code"></i></template>
@@ -134,7 +134,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <script lang="ts" setup>
 import { nextTick, onBeforeUnmount, ref, useTemplateRef, computed } from 'vue';
-import { version } from '@@/js/config.js';
+import { host, version } from '@@/js/config.js';
 import FormLink from '@/components/form/link.vue';
 import FormSection from '@/components/form/section.vue';
 import MkButton from '@/components/MkButton.vue';
@@ -414,6 +414,7 @@ const easterEggEngine = ref<{ stop: () => void } | null>(null);
 const containerEl = useTemplateRef('containerEl');
 
 function iconLoaded() {
+	if (containerEl.value == null) return;
 	const emojis = prefer.s.emojiPalettes[0].emojis;
 	const containerWidth = containerEl.value.offsetWidth;
 	for (let i = 0; i < 32; i++) {
@@ -431,6 +432,7 @@ function iconLoaded() {
 }
 
 function gravity() {
+	if (containerEl.value == null) return;
 	if (!easterEggReady) return;
 	easterEggReady = false;
 	easterEggEngine.value = physics(containerEl.value);