Index: node_modules/es-toolkit/dist/function/unary.d.ts
===================================================================
--- node_modules/es-toolkit/dist/function/unary.d.ts	(revision a762898ecd37a452c782821d4c2c4955c6ed2521)
+++ node_modules/es-toolkit/dist/function/unary.d.ts	(revision a762898ecd37a452c782821d4c2c4955c6ed2521)
@@ -0,0 +1,17 @@
+/**
+ * Creates a function that accepts up to one argument, ignoring any additional arguments.
+ *
+ * @template F - The type of the function.
+ * @param {F} func - The function to cap arguments for.
+ * @returns {(...args: any[]) => ReturnType<F>} Returns the new capped function.
+ *
+ * @example
+ * function fn(a, b, c) {
+ *   console.log(arguments);
+ * }
+ *
+ * unary(fn)(1, 2, 3); // [Arguments] { '0': 1 }
+ */
+declare function unary<F extends (...args: any[]) => any>(func: F): (...args: any[]) => ReturnType<F>;
+
+export { unary };