Implement minMax util

.changeset/slow-emus-explode.md

@@ -0,0 +1,5 @@
+---
+'@busyxiang/utilities-js': patch
+---
+
+Implement minMax util

src/number.test.ts

@@ -1,4 +1,4 @@
-import { average } from './number';
+import { average, minMax } from './number';
 
 describe('average', () => {
   test('it should return average value', () => {
@@ -13,3 +13,11 @@ describe('average', () => {
     expect(aver).toBe(2);
   });
 });
+
+describe('minMax', () => {
+  test('it should return correct min max value', () => {
+    const value = minMax(10, 0, 5);
+
+    expect(value).toBe(5);
+  });
+});

src/number.ts

@@ -1,3 +1,7 @@
-export const average = (...nums: number[]) => {
-  return nums.reduce((acc, value) => acc + value, 0) / nums.length;
+export const average = (...values: number[]) => {
+  return values.reduce((acc, value) => acc + value, 0) / values.length;
+};
+
+export const minMax = (value: number, min: number, max: number) => {
+  return Math.min(Math.max(value, min), max);
 };