impove: 修复eslint报的错

src/utils/helper.js

@@ -73,7 +73,7 @@ export function encrypt(text) {
   const jsEncrypt = createJSEncrypt();
   jsEncrypt.setPublicKey(pubKey);
   let out = jsEncrypt.encryptLong(text);
-  out = out.split('=')[0];
+  [out] = out.split('=');
   out = out.replace(/\+/g, '-');
   return out.replace(/\//g, '_');
 }
@@ -84,7 +84,7 @@ export function encrypt(text) {
  */
 export function queryURL(name) {
   const reg = new RegExp(`(^|&)${name}=([^&]*)(&|$)`, 'i');
-// eslint-disable-next-line no-undef
+  // eslint-disable-next-line no-undef
   const r = window ? window.location.search.substr(1).match(reg) : null;
   if (r !== null) return decodeURI(r[2]);
   return null;
@@ -97,7 +97,7 @@ export function padDigits(number, digits) {
 export function is(obj, type) {
   return (type === 'Null' && obj === null) ||
     (type === 'Undefined' && obj === void 0) || // eslint-disable-line no-void
-    (type === 'Number' && isFinite(obj)) ||
+    (type === 'Number' && isFinite(obj)) || // eslint-disable-line no-restricted-globals
     Object.prototype.toString.call(obj).slice(8, -1) === type;
 }
 
@@ -125,12 +125,12 @@ export async function tryIt(times, cb, delay) {
   let err;
   for (let i = 0; i < times; ++i) {
     try {
-      return await cb();
+      return await cb(); // eslint-disable-line
     } catch (e) {
       err = e;
     }
     if (delay) {
-      await sleep(delay);
+      await sleep(delay); // eslint-disable-line
     }
   }
   if (err) {