When amount is an empty string, interpret it as 0

oasisprotocol · Sep 27, 2022 · 1f2a7a9 · 1f2a7a9
1 parent 6a0320a
commit 1f2a7a9
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/app/lib/helpers.ts b/src/app/lib/helpers.ts
@@ -51,8 +51,13 @@ export function concat(...parts: Uint8Array[]) {
   return result
 }
 
+/**
+ * Parse a ROSE (or TEST) amount from a string.
+ *
+ * An empty string will be interpreted as 0.
+ */
 export function parseRoseStringToBaseUnitString(value: string): StringifiedBigInt {
-  const baseUnitBN = new BigNumber(value).shiftedBy(9) // * 10 ** 9
+  const baseUnitBN = new BigNumber(value || '0').shiftedBy(9) // * 10 ** 9
   if (baseUnitBN.isNaN()) {
     throw new Error(`not a number in parseRoseStringToBaseUnitString(${value})`)
   }