Index: node_modules/es-toolkit/dist/string/upperCase.js
===================================================================
--- node_modules/es-toolkit/dist/string/upperCase.js	(revision a762898ecd37a452c782821d4c2c4955c6ed2521)
+++ node_modules/es-toolkit/dist/string/upperCase.js	(revision a762898ecd37a452c782821d4c2c4955c6ed2521)
@@ -0,0 +1,19 @@
+'use strict';
+
+Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
+
+const words = require('./words.js');
+
+function upperCase(str) {
+    const words$1 = words.words(str);
+    let result = '';
+    for (let i = 0; i < words$1.length; i++) {
+        result += words$1[i].toUpperCase();
+        if (i < words$1.length - 1) {
+            result += ' ';
+        }
+    }
+    return result;
+}
+
+exports.upperCase = upperCase;