Merge pull request #618 from o1-labs/fix-length-check

check for byte size instead of char length
o1-labs · Dec 1, 2022 · 84b15fc · 84b15fc
2 parents ff887a7 + c265eef
commit 84b15fc
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/src/lib/hash.ts b/src/lib/hash.ts
@@ -155,8 +155,11 @@ class TokenSymbol extends Struct(TokenSymbolPure) {
   }
 
   static from(symbol: string): TokenSymbol {
-    if (symbol.length > 6)
-      throw Error('Token symbol length should be a maximum of 6');
+    let bytesLength = new TextEncoder().encode(symbol).length;
+    if (bytesLength > 6)
+      throw Error(
+        `Token symbol ${symbol} should be a maximum of 6 bytes, but is ${bytesLength}`
+      );
     let field = prefixToField(symbol);
     return { symbol, field };
   }