feat: 🎉 optimize some logic of util

Author: chantouchsek

src/__tests__/object.test.ts

@@ -1,4 +1,4 @@
-import { hasFiles, hasOwnProperty, isFile } from '../util'
+import { hasFiles, isFile } from '../util'
 
 describe('Object Test', () => {
   // const { window, File } = global
@@ -10,9 +10,6 @@ describe('Object Test', () => {
     const file = new File(['hello world!'], 'myfile')
     expect(isFile(file)).toBeTruthy()
   })
-  it('should check has own property', function () {
-    expect(hasOwnProperty({ dev: null }, '')).toBeFalsy()
-  })
   it('check if window is undefined', () => {
     // eslint-disable-next-line @typescript-eslint/ban-ts-comment
     // @ts-ignore

src/core/BaseService.ts

@@ -1,6 +1,6 @@
 import type { AxiosError, AxiosInstance, Method, AxiosRequestConfig, AxiosResponse } from 'axios'
 import type { IParseOptions } from 'qs'
-import { isObject, isArray } from 'lodash'
+import { isObject } from 'lodash'
 import qs from 'qs'
 import Validator from './Validator'
 import { hasFiles, objectToFormData } from '../util'
@@ -86,11 +86,12 @@ export default class BaseService {
   $submit<T = any, F = any>(method: Method, param?: string | number, form?: F, config?: AxiosRequestConfig) {
     this.beforeSubmit()
     return new Promise<AxiosResponse<T>>((resolve, reject) => {
-      const data = hasFiles(form) ? objectToFormData(form) : form
-      const endpoint = param ? `/${this.endpoint}/${param}` : `/${this.endpoint}`
-      const url = this.__getParameterString(endpoint.replace(/\/\//g, '/'))
-      config = Object.assign({}, config, { url, data, method })
-      this.$http(config)
+      const formData = hasFiles(form) ? objectToFormData(form) : form
+      const endpointPath = param ? `/${this.endpoint}/${param}` : `/${this.endpoint}`
+      const endpoint = endpointPath.replace(/\/\//g, '/')
+      const url = this.__getParameterString(endpoint)
+      const axiosConfig = { url, data: formData, method, ...config }
+      this.$http(axiosConfig)
         .then((response) => {
           this.onSuccess()
           resolve(response)
@@ -101,9 +102,9 @@ export default class BaseService {
           const { response } = error
           if (response && response.status === UNPROCESSABLE_ENTITY) {
             const { data } = response
-            const errors: Record<string, any> = {}
-            Object.assign(errors, data[this.$errorProperty])
-            this.onFail(errors)
+            const validationErrors: Record<string, any> = {}
+            Object.assign(validationErrors, data[this.$errorProperty])
+            this.onFail(validationErrors)
           }
           reject(error)
         })
@@ -148,7 +149,7 @@ export default class BaseService {
   removeParameters(parameters: string[] = []) {
     if (!parameters || !parameters.length) {
       this.parameters = {}
-    } else if (isArray(parameters)) {
+    } else if (Array.isArray(parameters)) {
       for (const parameter of parameters) delete this.parameters[parameter]
     }
     return this

src/core/Validator.ts

@@ -117,7 +117,7 @@ class Validator {
   }
 
   fields(field: string | string[]): string[] {
-    const fields = []
+    const fields: string[] = []
     if (Array.isArray(field)) {
       for (const f of field) {
         fields.push(toCamelCase(f), toSnakeCase(f))

src/util/formData.ts

@@ -1,14 +1,13 @@
-import { hasOwnProperty, isArray, isFile } from './objects'
+import { isFile } from './objects'
 
-const getKey = (parent: any, property: any) => (parent ? parent + '[' + property + ']' : property)
 export function objectToFormData(obj: any, formData = new FormData(), parent = ''): FormData {
-  if (obj === null || obj === 'undefined' || obj.length === 0) {
+  if (obj == null || (Array.isArray(obj) && obj.length === 0)) {
     formData.append(parent, obj)
   } else {
-    for (const property in obj) {
-      if (hasOwnProperty(obj, property)) {
-        appendToFormData(formData, getKey(parent, property), obj[property])
-      }
+    const propertyMap = new Map(Object.entries(obj))
+    for (const [property, value] of propertyMap) {
+      const key = parent ? `${parent}[${property}]` : property
+      appendToFormData(formData, key, value)
     }
   }
   return formData
@@ -19,37 +18,34 @@ function appendToFormData(formData: FormData, key: string, value: any) {
   if (typeof value === 'boolean') return formData.append(key, value ? '1' : '0')
   if (value === null) return formData.append(key, '')
   if (typeof value !== 'object') return formData.append(key, value)
-  if (isArray(value) && hasFilesDeep(value)) {
+  if (Array.isArray(value) && hasFilesDeep(value)) {
     for (let i = 0; i < value.length; i++) {
       formData.append(key + '[' + i + ']', value[i], value[i].name)
     }
     return formData
   }
-  objectToFormData(value, formData, key)
+  if (typeof value === 'object') return objectToFormData(value, formData, key)
+  throw new Error(`Unexpected value type: ${typeof value}`)
 }
 export function hasFilesDeep(obj: any): boolean {
   if (obj === null) return false
   if (typeof obj === 'object') {
-    for (const key in obj) {
-      if (isFile(obj[key])) return true
+    const values = Object.values(obj)
+    for (let i = 0; i < values.length; i++) {
+      if (isFile(values[i])) return true
     }
   }
-  if (isArray(obj)) {
-    let f = ''
-    for (const key in obj) {
-      if (hasOwnProperty(obj, key)) {
-        f = key
-        break
-      }
-    }
-    return hasFilesDeep(obj[f])
+  if (Array.isArray(obj)) {
+    const firstNonNullElement = obj.find((el) => el !== null)
+    return firstNonNullElement ? hasFilesDeep(firstNonNullElement) : false
   }
   return isFile(obj)
 }
 export function hasFiles(form: any) {
   for (const prop in form) {
-    const hasProp = hasOwnProperty(form, prop) || typeof window !== 'undefined'
-    if (hasProp && hasFilesDeep(form[prop])) return true
+    if (Object.prototype.hasOwnProperty.call(form, prop) && hasFilesDeep(form[prop])) {
+      return true
+    }
   }
   return false
 }

src/util/objects.ts

@@ -1,19 +1,6 @@
-export function isArray(object: any): boolean {
-  return Object.prototype.toString.call(object) === '[object Array]'
-}
-
-export function hasOwnProperty(obj: any, key: any) {
-  if (!obj || !key) return false
-  return Object.prototype.hasOwnProperty.call(obj, key)
-}
-
 export function isFile(object: any): boolean {
-  if (typeof window === 'undefined' || typeof File !== 'function' || typeof FileList !== 'function') {
-    return false
-  }
   return object instanceof File || object instanceof FileList
 }
-
-export function is(errors: any, error: any): boolean {
-  return isArray(error) ? error.some((w: string) => is(errors, w)) : errors.includes(error)
+export function is(errors: string[], errorsToCheck: string[] | string): boolean {
+  return Array.isArray(errorsToCheck) ? errorsToCheck.some((w) => is(errors, w)) : errors.includes(errorsToCheck)
 }

src/util/string.ts

@@ -1,7 +1,2 @@
-export const toCamelCase = (e: string) => {
-  return e.replace(/_([a-z])/g, (g) => g[1].toUpperCase())
-}
-export const toSnakeCase = (e: string) => {
-  if (!e.match(/([A-Z])/g)) return e
-  return e.replace(/[A-Z]/g, (letter) => `_${letter.toLowerCase()}`)
-}
+export const toCamelCase = (e: string) => e.replace(/_([a-z])/g, (g) => g[1].toUpperCase())
+export const toSnakeCase = (e: string) => (e.match(/([A-Z])/g) ? e.replace(/[A-Z]/g, (l) => `_${l.toLowerCase()}`) : e)