Environment Info:

  System:
    OS: macOS 10.14.6
    CPU: (4) x64 Intel(R) Core(TM) i5-7267U CPU @ 3.10GHz
  Binaries:
    Node: 12.8.0 - /usr/local/bin/node
    Yarn: 1.16.0 - ~/.yarn/bin/yarn
    npm: 6.10.2 - /usr/local/bin/npm
  Browsers:
    Chrome: 76.0.3809.132
    Firefox: Not Found
    Safari: 12.1.2
  npmPackages:
    @vue/babel-helper-vue-jsx-merge-props:  1.0.0 
    @vue/babel-plugin-transform-vue-jsx:  1.0.0 
    @vue/babel-preset-app:  3.11.0 
    @vue/babel-preset-jsx:  1.1.0 
    @vue/babel-sugar-functional-vue:  1.0.0 
    @vue/babel-sugar-inject-h:  1.0.0 
    @vue/babel-sugar-v-model:  1.0.0 
    @vue/babel-sugar-v-on:  1.1.0 
    @vue/cli-overlay:  3.11.0 
    @vue/cli-plugin-babel: ^3.11.0 => 3.11.0 
    @vue/cli-service: ^3.11.0 => 3.11.0 
    @vue/cli-shared-utils:  3.11.0 
    @vue/component-compiler-utils:  3.0.0 
    @vue/preload-webpack-plugin:  1.1.1 
    @vue/web-component-wrapper:  1.2.0 
    typescript: ^3.2.1 => 3.6.2 
    vue: ^2.6.10 => 2.6.10 
    vue-cli-plugin-typescript: ^0.0.1 => 0.0.1 
    vue-hot-reload-api:  2.3.3 
    vue-lazyload:  1.2.3 
    vue-loader:  15.7.1 
    vue-style-loader:  4.1.2 
    vue-template-compiler: ^2.6.10 => 2.6.10 
    vue-template-es2015-compiler:  1.9.1 
  npmGlobalPackages:
    @vue/cli: 3.1.3