fix(core): increment update failed bug

If you want to upgrade local npm packages in a folder whith package.json,
you need to fix package.json dependencies field first.

lib/core/upgrade.js

@@ -71,18 +71,21 @@ class Upgrade {
             table.cell('Update', version === ltsVersion ? 'N' : 'Y');
             table.newRow();
 
-            return plugin;
+            return { plugin, ltsVersion };
           }
         });
       });
-    }).filter((plugin) => {
-      return !!plugin;
-    }).then((needUpdatePlugins) => {
-      if (needUpdatePlugins.length) {
+    }).filter((obj) => {
+      return obj && !!obj.plugin;
+    }).then((pluginArr) => {
+      if (pluginArr.length) {
         log.info('检测到您本地的部分插件需要更新才能继续使用，将采取 cli plugin 增量更新策略');
-
+        this.modifyDepsVersion(this.ctx.pkgPath, pluginArr);
         console.log(table.toString());
-
+        const needUpdatePlugins = [];
+        pluginArr.map((obj) => {
+          needUpdatePlugins.push(obj.plugin);
+        });
         const loading = new Loading('正在增量更新cli plugin，请稍等');
         return self.execNpmCommand('install', needUpdatePlugins, false, baseDir).then(function (result) {
           if (!result.code) {
@@ -98,6 +101,19 @@ class Upgrade {
     });
   }
 
+  /**
+   * Modify local package.json dependencies version, otherwise npm will not install success
+   */
+  modifyDepsVersion(packagePath, arr) {
+    const obj = require(packagePath);
+
+    arr.map((item) => {
+      obj.dependencies[item.plugin] = item.ltsVersion;
+    });
+
+    fs.writeFileSync(packagePath, JSON.stringify(obj, null, 4));
+  }
+
   getInstalledPlugins() {
     const ctx = this.ctx;
     const packagePath = pathFn.join(ctx.baseDir, 'package.json');
@@ -183,4 +199,4 @@ module.exports = function (ctx) {
     upgrade.checkCore(),
     upgrade.checkPlugin()
   ]);
-};
+};