feat(collection: Use readonly for arguments

Co-authored-by: Kenta Moriuchi <moriken@kimamass.com>
denoland · Feb 13, 2024 · 86b8497 · 86b8497
1 parent bad99cf
commit 86b8497
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/collections/omit.ts b/collections/omit.ts
@@ -15,8 +15,8 @@
  * ```
  */
 export function omit<T extends object, K extends keyof T>(
-  obj: T,
-  keys: K[],
+  obj: Readonly<T>,
+  keys: readonly K[],
 ): Omit<T, K> {
   const excludes = new Set(keys);
   const has = excludes.has.bind(excludes);

diff --git a/collections/pick.ts b/collections/pick.ts
@@ -15,8 +15,8 @@
  * ```
  */
 export function pick<T extends object, K extends keyof T>(
-  obj: T,
-  keys: K[],
+  obj: Readonly<T>,
+  keys: readonly K[],
 ): Pick<T, K> {
   return Object.fromEntries(keys.map((k) => [k, obj[k]])) as Pick<T, K>;
 }