feat: add paramsToFormData

README.md

@@ -60,7 +60,7 @@ console.log(urls) // ['http://a.g*o32^!.webp', 'https://%^&*.png']
 
 ### net
 ```ts
-import { paramsToQuery } from '@fdutil/core'
+import { paramsToQuery, paramsToFormData } from '@fdutil/core'
 
 const params = {
   a: 1,
@@ -69,6 +69,7 @@ const params = {
 }
 const url = '/example.com'
 paramsToQuery(url, params) // '/example.com?a=1&b=2&c=3'
+paramsToFormData(params) // to be FormData
 ```
 
 ### components

packages/core/net/index.ts

@@ -22,3 +22,19 @@ export function paramsToQuery(url: string, params?: { [key: string]: any }) {
     return url
   }
 }
+
+/**
+ * params to FormData
+ * @param params params
+ * @returns FormData
+ */
+export function paramsToFormData(params: { [key: string]: any }) {
+  const formData = new FormData()
+  if (params && !isEmptyObject(params)) {
+    Object.keys(params).forEach((key) => {
+      if (params[key] !== undefined && params[key] !== null)
+        formData.append(key, params[key])
+    })
+    return formData
+  }
+}

test/core/net.test.ts

@@ -1,24 +1,31 @@
 import { describe, expect, test } from 'vitest'
-import { paramsToQuery } from '../../packages/core/net'
+import { paramsToFormData, paramsToQuery } from '../../packages/core/net'
 
 describe('net moduel work!', () => {
+  const params = {
+    a: 1,
+    b: 2,
+    c: 3,
+  }
+  const specialParams = {
+    a: undefined,
+    b: null,
+    c: 1,
+  }
   test('queryToQuery', () => {
-    const params = {
-      a: 1,
-      b: 2,
-      c: 3,
-    }
-    const specialParams = {
-      a: undefined,
-      b: null,
-      c: 1
-    }
     const url = '/example.com'
     const url1 = `${url}?`
     const query = '?a=1&b=2&c=3'
     expect(paramsToQuery(url, params)).toBe(url + query)
     expect(paramsToQuery(url1, params)).toBe(url + query)
     expect(paramsToQuery(url)).toBe(url)
-    expect(paramsToQuery(url, specialParams)).toBe(url + '?c=1')
+    expect(paramsToQuery(url, specialParams)).toBe(`${url}?c=1`)
+  })
+
+  test('queryToFormData', () => {
+    const fd = new FormData()
+    fd.append('c', '1')
+    expect(paramsToFormData(specialParams)?.get('c')).toBe('1')
+    expect(paramsToFormData(specialParams)?.get('b')).toBe(null)
   })
 })