Fix toBigInt function

archethic-foundation · Oct 27, 2023 · 6f5d65a · 6f5d65a
1 parent b05f96d
commit 6f5d65a
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/src/utils.ts b/src/utils.ts
@@ -144,7 +144,14 @@ export function uint8ArrayToInt(bytes: Uint8Array): number {
  * @param decimal Number of decimals
  */
 export function toBigInt(number: number, decimal: number = 8): number {
-    return Math.trunc(number * Math.pow(10, decimal));
+    // This is a workaroud of float weird behavior
+    // 94.03999999999999 * 100_000_000 = 9404000000
+    // 94.03999999999999 * 10*10*10*10*10*10*10*10 = 9403999999
+    let nb = number
+    for (let i = 0; i < decimal; i++) {
+        nb = nb * 10
+    }
+    return Math.trunc(nb)
 }
 
 /**
@@ -261,4 +268,4 @@ export function serializeString(str: string): Uint8Array {
  */
 export function deserializeString(encoded_str: Uint8Array): string {
     return new TextDecoder().decode(encoded_str)
-}
+}