From 4ef2fc62f206d9fe9e8365953d2f3c753587d11a Mon Sep 17 00:00:00 2001
From: Shravan Sunder <ShravanSunder@users.noreply.github.com>
Date: Thu, 21 Dec 2023 23:46:19 +0000
Subject: [PATCH] Added const modifier on type parameters so that merge will
 infer string union types

---
 package-lock.json | 16 ++++++++--------
 package.json      |  2 +-
 src/merge.ts      |  6 +++---
 3 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index c7048d5..590c349 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -23,7 +23,7 @@
         "rollup": "^3.23.0",
         "rollup-plugin-dts": "^5.3.0",
         "rollup-plugin-esbuild": "^5.0.0",
-        "typescript": "^5.0.4",
+        "typescript": "^5.3.3",
         "vitest": "^0.31.0"
       },
       "engines": {
@@ -6418,16 +6418,16 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.0.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.0.4.tgz",
-      "integrity": "sha512-cW9T5W9xY37cc+jfEnaUvX91foxtHkza3Nw3wkoF4sSlKn0MONdkdEndig/qPBWXNkmplh3NzayQzCiHM4/hqw==",
+      "version": "5.3.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.3.tgz",
+      "integrity": "sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
       },
       "engines": {
-        "node": ">=12.20"
+        "node": ">=14.17"
       }
     },
     "node_modules/ufo": {
@@ -11472,9 +11472,9 @@
       }
     },
     "typescript": {
-      "version": "5.0.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.0.4.tgz",
-      "integrity": "sha512-cW9T5W9xY37cc+jfEnaUvX91foxtHkza3Nw3wkoF4sSlKn0MONdkdEndig/qPBWXNkmplh3NzayQzCiHM4/hqw==",
+      "version": "5.3.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.3.tgz",
+      "integrity": "sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw==",
       "dev": true
     },
     "ufo": {
diff --git a/package.json b/package.json
index df91257..7d3b049 100644
--- a/package.json
+++ b/package.json
@@ -79,7 +79,7 @@
     "rollup": "^3.23.0",
     "rollup-plugin-dts": "^5.3.0",
     "rollup-plugin-esbuild": "^5.0.0",
-    "typescript": "^5.0.4",
+    "typescript": "^5.3.3",
     "vitest": "^0.31.0"
   },
   "np": {
diff --git a/src/merge.ts b/src/merge.ts
index 4cd6ca9..100ee70 100644
--- a/src/merge.ts
+++ b/src/merge.ts
@@ -94,13 +94,13 @@ function mergeRecursively<
  * Objects get merged, special objects (classes etc.) are re-assigned "as is".
  * Basic types overwrite objects or other basic types.
  */
-export function merge<T, Tn extends unknown[]>(object: T, ...otherObjects: Tn): Merge<T, Tn> {
+export function merge<T, const Tn extends unknown[]>(object: T, ...otherObjects: Tn): Merge<T, Tn> {
   return otherObjects.reduce((result, newComer) => {
     return mergeRecursively(result, newComer)
   }, object) as any
 }
 
-export function mergeAndCompare<T, Tn extends unknown[]>(
+export function mergeAndCompare<T, const Tn extends unknown[]>(
   compareFn: (prop1: any, prop2: any, propName: string | symbol) => any,
   object: T,
   ...otherObjects: Tn
@@ -110,7 +110,7 @@ export function mergeAndCompare<T, Tn extends unknown[]>(
   }, object) as any
 }
 
-export function mergeAndConcat<T, Tn extends unknown[]>(
+export function mergeAndConcat<T, const Tn extends unknown[]>(
   object: T,
   ...otherObjects: Tn
 ): Merge<T, Tn> {