初始化项目，自 v1.7.1 版本开始

src/utils/index.ts

@@ -0,0 +1,139 @@
+/**
+ *
+ * @param component 需要注册的组件
+ * @param alias 组件别名
+ * @returns any
+ */
+export const withInstall = <T>(component: T, alias?: string) => {
+  const comp = component as any
+  comp.install = (app: any) => {
+    app.component(comp.name || comp.displayName, component)
+    if (alias) {
+      app.config.globalProperties[alias] = component
+    }
+  }
+  return component as T & Plugin
+}
+
+/**
+ * @param str 需要转下划线的驼峰字符串
+ * @returns 字符串下划线
+ */
+export const humpToUnderline = (str: string): string => {
+  return str.replace(/([A-Z])/g, '-$1').toLowerCase()
+}
+
+/**
+ * @param str 需要转驼峰的下划线字符串
+ * @returns 字符串驼峰
+ */
+export const underlineToHump = (str: string): string => {
+  if (!str) return ''
+  return str.replace(/\-(\w)/g, (_, letter: string) => {
+    return letter.toUpperCase()
+  })
+}
+
+export const setCssVar = (prop: string, val: any, dom = document.documentElement) => {
+  dom.style.setProperty(prop, val)
+}
+
+/**
+ * 查找数组对象的某个下标
+ * @param {Array} ary 查找的数组
+ * @param {Functon} fn 判断的方法
+ */
+// eslint-disable-next-line
+export const findIndex = <T = Recordable>(ary: Array<T>, fn: Fn): number => {
+  if (ary.findIndex) {
+    return ary.findIndex(fn)
+  }
+  let index = -1
+  ary.some((item: T, i: number, ary: Array<T>) => {
+    const ret: T = fn(item, i, ary)
+    if (ret) {
+      index = i
+      return ret
+    }
+  })
+  return index
+}
+
+export const trim = (str: string) => {
+  return str.replace(/(^\s*)|(\s*$)/g, '')
+}
+
+/**
+ * @param {Date | number | string} time 需要转换的时间
+ * @param {String} fmt 需要转换的格式 如 yyyy-MM-dd、yyyy-MM-dd HH:mm:ss
+ */
+export const formatTime = (time: Date | number | string, fmt: string) => {
+  if (!time) return ''
+  else {
+    const date = new Date(time)
+    const o = {
+      'M+': date.getMonth() + 1,
+      'd+': date.getDate(),
+      'H+': date.getHours(),
+      'm+': date.getMinutes(),
+      's+': date.getSeconds(),
+      'q+': Math.floor((date.getMonth() + 3) / 3),
+      S: date.getMilliseconds()
+    }
+    if (/(y+)/.test(fmt)) {
+      fmt = fmt.replace(RegExp.$1, (date.getFullYear() + '').substr(4 - RegExp.$1.length))
+    }
+    for (const k in o) {
+      if (new RegExp('(' + k + ')').test(fmt)) {
+        fmt = fmt.replace(
+          RegExp.$1,
+          RegExp.$1.length === 1 ? o[k] : ('00' + o[k]).substr(('' + o[k]).length)
+        )
+      }
+    }
+    return fmt
+  }
+}
+
+/**
+ * 生成随机字符串
+ */
+export const toAnyString = () => {
+  const str: string = 'xxxxx-xxxxx-4xxxx-yxxxx-xxxxx'.replace(/[xy]/g, (c: string) => {
+    const r: number = (Math.random() * 16) | 0
+    const v: number = c === 'x' ? r : (r & 0x3) | 0x8
+    return v.toString()
+  })
+  return str
+}
+
+export const generateUUID = () => {
+  if (typeof crypto === 'object') {
+    if (typeof crypto.randomUUID === 'function') {
+      return crypto.randomUUID()
+    }
+    if (typeof crypto.getRandomValues === 'function' && typeof Uint8Array === 'function') {
+      const callback = (c: any) => {
+        const num = Number(c)
+        return (num ^ (crypto.getRandomValues(new Uint8Array(1))[0] & (15 >> (num / 4)))).toString(
+          16
+        )
+      }
+      return '10000000-1000-4000-8000-100000000000'.replace(/[018]/g, callback)
+    }
+  }
+  let timestamp = new Date().getTime()
+  let performanceNow =
+    (typeof performance !== 'undefined' && performance.now && performance.now() * 1000) || 0
+  return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, (c) => {
+    let random = Math.random() * 16
+    if (timestamp > 0) {
+      random = (timestamp + random) % 16 | 0
+      timestamp = Math.floor(timestamp / 16)
+    } else {
+      random = (performanceNow + random) % 16 | 0
+      performanceNow = Math.floor(performanceNow / 16)
+    }
+    return (c === 'x' ? random : (random & 0x3) | 0x8).toString(16)
+  })
+}