fix(build): fix merge strategy for array in configs

Author: allen-zh

packages/mars-build/package.json

@@ -21,6 +21,7 @@
         "gulp-util": "^3.0.8",
         "less": "^3.9.0",
         "lodash.merge": "^4.6.1",
+        "lodash.mergewith": "^4.6.2",
         "md5": "^2.2.1",
         "mkdirp": "^0.5.1",
         "node-sass": "^4.11.0",

packages/mars-build/src/compiler/sfc/parser.js

@@ -8,7 +8,8 @@
 const File = require('./File');
 const {parseHTML} = require('../../helper/html-parser');
 const {parseComponent} = require('vue-template-compiler/build');
-const merge = require('lodash.merge');
+// const merge = require('lodash.merge');
+const merge = require('../../helper/util').merge;
 
 /**
  * pre parse SFC content to convert <script type="config"> => <config>

packages/mars-build/src/helper/util.js

@@ -3,6 +3,20 @@
  * @author zhangwentao
  */
 
+const mergeWith = require('lodash.mergewith');
+
+function customizerReplaceArray(objValue, srcValue) {
+    if (Array.isArray(objValue)) {
+        return srcValue;
+    }
+}
+
+function getMerge(customizer) {
+    return (object, sources) => mergeWith(object, sources, customizer);
+}
+
+exports.merge = getMerge(customizerReplaceArray);
+
 /**
  * Create a cached version of a pure function.
  */

packages/mars-build/src/scripts/getConfig.js

@@ -5,7 +5,8 @@
 
 const path = require('path');
 const fs = require('fs-extra');
-const merge = require('lodash.merge');
+// const merge = require('lodash.merge');
+const merge = require('../helper/util').merge;
 const getDefaultConf = require('./defaultConfig');
 
 function getProjectConfig(target) {

packages/mars-cli/lib/build.js

@@ -50,7 +50,6 @@ async function build(cmd) {
             }
         });
     });
-
 }
 
 module.exports = (...args) =>