fixed

Author: hazae41

src/libs/fixed/fixed.test.ts

@@ -7,4 +7,5 @@ test("fixed", async () => {
   assert(Fixed.fromDecimalString("0.1", 2).value === 10n)
   assert(Fixed.fromDecimalString(".1", 2).value === 10n)
   assert(Fixed.fromDecimalString(".", 2).value === 0n)
+  assert(Fixed.fromDecimalString("0", 2).value === 0n)
 })

src/libs/fixed/fixed.ts

@@ -78,7 +78,7 @@ export class Fixed<D extends number = number> {
   }
 
   static fromDecimalString<D extends number>(text: string, decimals: D) {
-    const [whole, decimal] = text.split(".")
+    const [whole = "0", decimal = "0"] = text.split(".")
     const value = BigInt(whole + decimal.padEnd(decimals, "0").slice(0, decimals))
     return new Fixed(value, decimals)
   }