feat: add helper method for random integer generation

kkukelka · kkukelka · commit 5f6bd1e815c7 · 2021-12-08T15:21:06.000+01:00
diff --git a/utils/calculation.ts b/utils/calculation.ts
@@ -5,3 +5,8 @@ export function calculateUsdFromKsm(ksm: number, price: number): number {
 export function calculateKsmFromUsd(ksm: number, usd: number): number {
   return Math.ceil((usd / ksm) * 100) / 100;
 }
+
+// function includes the lower bound, but excludes the upper bound
+export function randomIntegerInRange(min: number, max: number): number {
+  return Math.floor(Math.random() * (max - min)) + min;
+}

Original file line number	Diff line number	Diff line change
`@@ -5,3 +5,8 @@ export function calculateUsdFromKsm(ksm: number, price: number): number {`
`5`	`5`	`export function calculateKsmFromUsd(ksm: number, usd: number): number {`
`6`	`6`	`return Math.ceil((usd / ksm) * 100) / 100;`
`7`	`7`	`}`
	`8`	`+`
	`9`	`+// function includes the lower bound, but excludes the upper bound`
	`10`	`+export function randomIntegerInRange(min: number, max: number): number {`
	`11`	`+ return Math.floor(Math.random() * (max - min)) + min;`
	`12`	`+}`