Revert "Remove constant"

This reverts commit 6b8bfa2.

Author: JoviDeCroock

src/constants.js

@@ -18,3 +18,5 @@ export const NULL = null;
 export const UNDEFINED = undefined;
 export const EMPTY_OBJ = /** @type {any} */ ({});
 export const EMPTY_ARR = [];
+export const IS_NON_DIMENSIONAL =
+	/acit|ex(?:s|g|n|p|$)|rph|grid|ows|mnc|ntw|ine[ch]|zoo|^ord|itera/i;