don't crash when uppercasing an empty string

2024-10-08 20:38:24 +02:00 · 2024-10-08 20:38:24 +02:00 · d3251fd50a
commit d3251fd50a
parent fc189ab552
1 changed files with 4 additions and 0 deletions
--- a/src/modules/string.ts
+++ b/src/modules/string.ts
@ -12,5 +12,9 @@ declare global {

 /** Capitalize definition */
 String.prototype.capitalize = function (this: string) {
+  if (this.length === 0) {
+    return this;
+  }
+
  return this[0].toUpperCase() + this.substring(1);
 };