From f5459a25df1694b5d13ae0b966e7e1489bc51cc0 Mon Sep 17 00:00:00 2001
From: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>
Date: Fri, 16 Feb 2024 15:39:48 +0900
Subject: fix(frontend): vue
 v3.4.16以降でタイムラインが正常に表示できない問題を修正 (#13248)
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* fix(frontend): vue v3.4.16でタイムラインが正常に表示できない問題を修正

* type

* Revert "fix: downgrade vue to 3.4.15"

This reverts commit e12369ac13a906321397dfee5142f2af4b12f5b6.

* Update pnpm-lock.yaml

---------

Co-authored-by: tamaina <tamaina@hotmail.co.jp>
Co-authored-by: syuilo <4439005+syuilo@users.noreply.github.com>
---
 packages/frontend/src/scripts/merge.ts | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

(limited to 'packages/frontend/src/scripts')

diff --git a/packages/frontend/src/scripts/merge.ts b/packages/frontend/src/scripts/merge.ts
index 3dc13aca49..4e39a0fa06 100644
--- a/packages/frontend/src/scripts/merge.ts
+++ b/packages/frontend/src/scripts/merge.ts
@@ -6,6 +6,10 @@
 import { deepClone } from './clone.js';
 import type { Cloneable } from './clone.js';
 
+type DeepPartial<T> = {
+	[P in keyof T]?: T[P] extends Record<string | number | symbol, unknown> ? DeepPartial<T[P]> : T[P];
+};
+
 function isPureObject(value: unknown): value is Record<string | number | symbol, unknown> {
 	return typeof value === 'object' && value !== null && !Array.isArray(value);
 }
@@ -14,18 +18,18 @@ function isPureObject(value: unknown): value is Record<string | number | symbol,
  * valueにないキーをdefからもらう（再帰的）\
  * nullはそのまま、undefinedはdefの値
  **/
-export function deepMerge<X extends Record<string | number | symbol, unknown>>(value: X, def: X): X {
+export function deepMerge<X extends Record<string | number | symbol, unknown>>(value: DeepPartial<X>, def: X): X {
 	if (isPureObject(value) && isPureObject(def)) {
 		const result = deepClone(value as Cloneable) as X;
 		for (const [k, v] of Object.entries(def) as [keyof X, X[keyof X]][]) {
 			if (!Object.prototype.hasOwnProperty.call(value, k) || value[k] === undefined) {
 				result[k] = v;
 			} else if (isPureObject(v) && isPureObject(result[k])) {
-				const child = deepClone(result[k] as Cloneable) as X[keyof X] & Record<string | number | symbol, unknown>;
+				const child = deepClone(result[k] as Cloneable) as DeepPartial<X[keyof X] & Record<string | number | symbol, unknown>>;
 				result[k] = deepMerge<typeof v>(child, v);
 			}
 		}
 		return result;
 	}
-	return value;
+	throw new Error('deepMerge: value and def must be pure objects');
 }
-- 
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