fix: check is value is a string

application/source/dom/dimension.mjs

@@ -6,6 +6,7 @@
  */
 
 import { getWindow } from "./util.mjs";
+import { validateString } from "../types/validate.mjs";
 
 export { convertToPixels, getDeviceDPI };
 
@@ -74,6 +75,10 @@ function getDeviceDPI() {
  */
 
 function convertToPixels(value, parentElement = document.documentElement, fontSizeElement = document.documentElement) {
+    
+    validateString(value);
+    
+    
     const regex = /^(-?[\d.]+)(.*)$/;
     const matchResult = value.match(regex);