Добавил пакеты

    babel-plugin-transform-class-properties
    babel-plugin-transform-decorators-legacy
    vue-class-component

package-lock.json

@@ -962,6 +962,18 @@
       "integrity": "sha1-ytnK0RkbWtY0vzCuCHI5HgZHvpU=",
       "dev": true
     },
+    "babel-plugin-syntax-class-properties": {
+      "version": "6.13.0",
+      "resolved": "https://registry.npmjs.org/babel-plugin-syntax-class-properties/-/babel-plugin-syntax-class-properties-6.13.0.tgz",
+      "integrity": "sha1-1+sjt5oxf4VDlixQW4J8fWysJ94=",
+      "dev": true
+    },
+    "babel-plugin-syntax-decorators": {
+      "version": "6.13.0",
+      "resolved": "https://registry.npmjs.org/babel-plugin-syntax-decorators/-/babel-plugin-syntax-decorators-6.13.0.tgz",
+      "integrity": "sha1-MSVjtNvePMgGzuPkFszurd0RrAs=",
+      "dev": true
+    },
     "babel-plugin-syntax-dynamic-import": {
       "version": "6.18.0",
       "resolved": "http://registry.npmjs.org/babel-plugin-syntax-dynamic-import/-/babel-plugin-syntax-dynamic-import-6.18.0.tgz",
@@ -991,6 +1003,29 @@
         "babel-runtime": "^6.22.0"
       }
     },
+    "babel-plugin-transform-class-properties": {
+      "version": "6.24.1",
+      "resolved": "https://registry.npmjs.org/babel-plugin-transform-class-properties/-/babel-plugin-transform-class-properties-6.24.1.tgz",
+      "integrity": "sha1-anl2PqYdM9NvN7YRqp3vgagbRqw=",
+      "dev": true,
+      "requires": {
+        "babel-helper-function-name": "^6.24.1",
+        "babel-plugin-syntax-class-properties": "^6.8.0",
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.24.1"
+      }
+    },
+    "babel-plugin-transform-decorators-legacy": {
+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/babel-plugin-transform-decorators-legacy/-/babel-plugin-transform-decorators-legacy-1.3.5.tgz",
+      "integrity": "sha512-jYHwjzRXRelYQ1uGm353zNzf3QmtdCfvJbuYTZ4gKveK7M9H1fs3a5AKdY1JUDl0z97E30ukORW1dzhWvsabtA==",
+      "dev": true,
+      "requires": {
+        "babel-plugin-syntax-decorators": "^6.1.18",
+        "babel-runtime": "^6.2.0",
+        "babel-template": "^6.3.0"
+      }
+    },
     "babel-plugin-transform-es2015-arrow-functions": {
       "version": "6.22.0",
       "resolved": "https://registry.npmjs.org/babel-plugin-transform-es2015-arrow-functions/-/babel-plugin-transform-es2015-arrow-functions-6.22.0.tgz",
@@ -7629,6 +7664,12 @@
       "resolved": "https://registry.npmjs.org/vue/-/vue-2.5.21.tgz",
       "integrity": "sha512-Aejvyyfhn0zjVeLvXd70h4hrE4zZDx1wfZqia6ekkobLmUZ+vNFQer53B4fu0EjWBSiqApxPejzkO1Znt3joxQ=="
     },
+    "vue-class-component": {
+      "version": "6.3.2",
+      "resolved": "https://registry.npmjs.org/vue-class-component/-/vue-class-component-6.3.2.tgz",
+      "integrity": "sha512-cH208IoM+jgZyEf/g7mnFyofwPDJTM/QvBNhYMjqGB8fCsRyTf68rH2ISw/G20tJv+5mIThQ3upKwoL4jLTr1A==",
+      "dev": true
+    },
     "vue-eslint-parser": {
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/vue-eslint-parser/-/vue-eslint-parser-4.0.3.tgz",

package.json

@@ -21,6 +21,8 @@
     "babel-eslint": "^10.0.1",
     "babel-loader": "^7.1.1",
     "babel-plugin-syntax-dynamic-import": "^6.18.0",
+    "babel-plugin-transform-class-properties": "^6.24.1",
+    "babel-plugin-transform-decorators-legacy": "^1.3.5",
     "babel-preset-env": "^1.3.2",
     "css-loader": "^1.0.0",
     "eslint": "^5.11.1",
@@ -31,6 +33,7 @@
     "mini-css-extract-plugin": "^0.5.0",
     "pkg": "^4.3.5",
     "url-loader": "^1.1.2",
+    "vue-class-component": "^6.3.2",
     "vue-loader": "^15.4.2",
     "vue-style-loader": "^4.1.2",
     "vue-template-compiler": "^2.5.21",