fix: plugin config is Array

Author: hubcarl

config/plugin.js

@@ -329,10 +329,10 @@ exports.cssmini = {
   env: 'prod',
   type: 'client',
   name: 'optimize-css-assets-webpack-plugin'
-}
+};
 
 exports.case = {
   enable: true,
   name: 'case-sensitive-paths-webpack-plugin',
-  args:{}
+  args: {}
 };

lib/base.js

@@ -117,7 +117,7 @@ class WebpackBaseBuilder extends Config {
       const configPlugin = sourcePlugins[name];
       if (target[name]) {
         // enable function 优先级高
-        if (this.utils.isObject(configPlugin) && configPlugin.enable === undefined) {
+        if ((this.utils.isObject(configPlugin) || Array.isArray(configPlugin)) && configPlugin.enable === undefined) {
           target[name].enable = true;
         }
         if (this.utils.isFunction(configPlugin.enable)) {