From cc88111d61a350a4d24cf339b526d4357f934ddf Mon Sep 17 00:00:00 2001
From: Ben Lin <maobin001@msn.com>
Date: 星期二, 30 七月 2024 00:31:12 +0800
Subject: [PATCH] 标签模板维护变量更新
---
src/utils/types.ts | 23 +++++++++++++++++++++++
1 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/src/utils/types.ts b/src/utils/types.ts
index 4453ec4..7c50e7f 100644
--- a/src/utils/types.ts
+++ b/src/utils/types.ts
@@ -40,3 +40,26 @@
export type StyleValue = string | CSSProperties | Array<StyleValue>;
export type Mutable<T> = { -readonly [P in keyof T]: T[P] };
+
+export type Merge<O extends object, T extends object> = {
+ [K in keyof O | keyof T]: K extends keyof T ? T[K] : K extends keyof O ? O[K] : never;
+};
+
+/**
+ * T = [
+ * { name: string; age: number; },
+ * { sex: 'male' | 'female'; age: string }
+ * ]
+ * =>
+ * MergeAll<T> = {
+ * name: string;
+ * sex: 'male' | 'female';
+ * age: string
+ * }
+ */
+export type MergeAll<T extends object[], R extends object = {}> = T extends [
+ infer F extends object,
+ ...infer Rest extends object[],
+]
+ ? MergeAll<Rest, Merge<R, F>>
+ : R;
--
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