修复 nodejs 6.x Conf 报错

Author: carsonxu

demo/demo.js

@@ -987,10 +987,10 @@ var selectJsonOpt = {
 
 function selectObjectContentStream() {
     // 查询 JSON
-    var selectStream = cos.selectObjectContentStream({
-        ...selectJsonOpt,
+    var opt = Object.assign({
         // DataType: 'raw',
-    }, function (err, data) {
+    }, selectJsonOpt);
+    var selectStream = cos.selectObjectContentStream(opt, function (err, data) {
         console.log(err || data);
     });
     var outFile = './result.txt';

package.json

@@ -1,6 +1,6 @@
 {
   "name": "cos-nodejs-sdk-v5",
-  "version": "2.9.5",
+  "version": "2.9.6",
   "description": "cos nodejs sdk v5",
   "main": "index.js",
   "types": "types",
@@ -31,7 +31,7 @@
   "homepage": "https://github.com/tencentyun/cos-nodejs-sdk-v5#readme",
   "dependencies": {
     "@types/node": "^14.14.20",
-    "conf": "^7.1.2",
+    "conf": "^9.0.0",
     "mime-types": "^2.1.24",
     "request": "^2.88.2",
     "xml2js": "^0.4.19"
@@ -40,5 +40,8 @@
     "mocha": "^4.0.1",
     "nyc": "^15.1.0",
     "qcloud-cos-sts": "^3.0.0"
+  },
+  "engines": {
+    "node": ">= 6"
   }
 }

sdk/select-stream.js

@@ -24,10 +24,7 @@ SelectStream.prototype = {
      */
     processChunk(chunk, encoding, callback) {
         Object.assign(this, {
-            chunk: Buffer.concat(
-                [this.chunk, chunk],
-                this.chunk.length + chunk.length,
-            ),
+            chunk: Buffer.concat([this.chunk, chunk], this.chunk.length + chunk.length),
             encoding,
             callback,
         });
@@ -78,17 +75,9 @@ SelectStream.prototype = {
             var offset = 0;
             while (offset < this.headerLength) {
                 var headerNameLength = this.chunk[offset] * 1;
-                var headerName = this.chunk.toString(
-                    'ascii',
-                    offset + 1,
-                    offset + 1 + headerNameLength,
-                );
+                var headerName = this.chunk.toString('ascii', offset + 1, offset + 1 + headerNameLength);
                 var headerValueLength = this.chunk.readInt16BE(offset + headerNameLength + 2);
-                var headerValue = this.chunk.toString(
-                    'ascii',
-                    offset + headerNameLength + 4,
-                    offset + headerNameLength + 4 + headerValueLength,
-                );
+                var headerValue = this.chunk.toString('ascii', offset + headerNameLength + 4, offset + headerNameLength + 4 + headerValueLength);
                 header[headerName] = headerValue;
                 offset += headerNameLength + 4 + headerValueLength;
             }

sdk/session.js

@@ -1,6 +1,4 @@
-var Conf = require('conf');
 var util = require('./util');
-
 // 按照文件特征值，缓存 UploadId
 var cacheKey = 'cos_sdk_upload_cache';
 var expires = 30 * 24 * 3600;
@@ -12,6 +10,7 @@ var getCache = function () {
     var val, opt = {configName: 'cos-nodejs-sdk-v5-storage'};
     if (this.options.ConfCwd) opt.cwd = this.options.ConfCwd;
     try {
+        var Conf = require('conf');
         store = new Conf(opt);
         val = store.get(cacheKey);
     } catch (e) {}
@@ -20,7 +19,7 @@ var getCache = function () {
 };
 var setCache = function () {
     try {
-        localStorage.setItem(cacheKey, JSON.stringify(cache))
+        store.set(cacheKey, cache);
     } catch (e) {
     }
 };