Update project data structure

Package.swift

@@ -19,7 +19,7 @@ let package = Package(
         .target(
             name: "Flow",
             dependencies: ["BigInt"],
-            path: "Sources/Flow"
+            path: "Sources"
         ),
         .testTarget(
             name: "FlowTests",

Sources/Flow/Extension/Double.swift → Sources/Extension/Double.swift

@@ -24,3 +24,13 @@ extension Double {
         return (self * multiplier).rounded() / multiplier
     }
 }
+
+extension Decimal {
+    func tokenFormat(maximumFractionDigits: Int = 8) -> String {
+        let formatter = NumberFormatter()
+        formatter.maximumFractionDigits = maximumFractionDigits
+        formatter.minimumFractionDigits = 0
+        formatter.numberStyle = .decimal
+        return formatter.string(for: self) ?? String(NSDecimalNumber(decimal: self).doubleValue)
+    }
+}