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通过taro init创建的项目无法运行 #7143

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IMJacky opened this issue Jul 23, 2020 · 12 comments · Fixed by #7184
Closed

通过taro init创建的项目无法运行 #7143

IMJacky opened this issue Jul 23, 2020 · 12 comments · Fixed by #7184
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F-vue3 Framework - Vue 3 P-1 High, patch T-weapp Target - 编译到微信小程序 V-3 Version - 3.x
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@IMJacky
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IMJacky commented Jul 23, 2020

相关平台

微信小程序

复现仓库

https://github.com/NervJS/taro
小程序基础库: 2.11.2
使用框架: Vue3

复现步骤

taro init,选择的是vuex模板

期望结果

能运行就行呀~

实际结果

VUE_OPTIONS_API is not defined
Cannot read property '$forceUpdate' of undefined

环境信息

Taro v3.0.5


  Taro CLI 3.0.5 environment info:
    System:
      OS: Windows 10
    Binaries:
      Node: 12.13.0 - D:\Program Files\nodejs\node.EXE
      Yarn: 1.19.1 - D:\Program Files (x86)\Yarn\bin\yarn.CMD
      npm: 6.12.0 - D:\Program Files\nodejs\npm.CMD
@taro-bot2 taro-bot2 bot added F-vue3 Framework - Vue 3 T-weapp Target - 编译到微信小程序 V-3 Version - 3.x labels Jul 23, 2020
@IMJacky
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IMJacky commented Jul 23, 2020

微信图片_20200723185402

@Chen-jj
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Chen-jj commented Jul 24, 2020

@IMJacky 提供一下创建项目的详细选项

@IMJacky
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IMJacky commented Jul 24, 2020

麻蛋,图片传不上去,我直接说吧

vue3
no

vue3-vuex

就是这样创建的,然后运行就报那个错,奇怪,不知道是不是我电脑问题,vue2没问题

@IMJacky IMJacky closed this as completed Jul 24, 2020
@Chen-jj
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Chen-jj commented Jul 24, 2020

关闭了?

@IMJacky
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IMJacky commented Jul 24, 2020

额,我寻思着用vue2学一学吧。我也是刚知道这个taro,感觉挺不错的,我用vue3就是个错误的选择~~
我怕你们没时间处理这个issue,所以就关闭了。
你们抽空看下就行了。
感谢~

@Chen-jj
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Chen-jj commented Jul 24, 2020

先开着吧,晚点看看

@Chen-jj Chen-jj reopened this Jul 24, 2020
@JasonJie
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i have same problem

👽 Taro v3.0.5

Taro CLI 3.0.5 environment info:
System:
OS: macOS 10.15.6
Shell: 5.7.1 - /bin/zsh
Binaries:
Node: 12.18.2 - ~/.nvm/versions/node/v12.18.2/bin/node
Yarn: 1.22.4 - ~/.yarn/bin/yarn
npm: 6.14.5 - ~/.nvm/versions/node/v12.18.2/bin/npm
npmPackages:
@tarojs/components: 3.0.5 => 3.0.5
@tarojs/mini-runner: 3.0.5 => 3.0.5
@tarojs/runtime: 3.0.5 => 3.0.5
@tarojs/taro: 3.0.5 => 3.0.5
@tarojs/webpack-runner: 3.0.5 => 3.0.5
babel-preset-taro: 3.0.5 => 3.0.5
eslint-config-taro: 3.0.5 => 3.0.5

@keyding
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keyding commented Jul 24, 2020

确实有这个问题。
微信模拟器的报错信息:

1

`
👽 Taro v3.0.5

Taro CLI 3.0.5 environment info:
System:
OS: macOS 10.16
Shell: 5.8 - /bin/zsh
Binaries:
Node: 12.11.1 - /usr/local/bin/node
Yarn: 1.22.4 - /usr/local/bin/yarn
npm: 6.14.4 - /usr/local/bin/npm
npmPackages:
@tarojs/components: 3.0.5 => 3.0.5
@tarojs/mini-runner: 3.0.5 => 3.0.5
@tarojs/runtime: 3.0.5 => 3.0.5
@tarojs/taro: 3.0.5 => 3.0.5
@tarojs/webpack-runner: 3.0.5 => 3.0.5
babel-preset-taro: 3.0.5 => 3.0.5
eslint-config-taro: 3.0.5 => 3.0.5
npmGlobalPackages:
typescript: 3.6.4
`

@JackYangFM
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JackYangFM commented Jul 24, 2020

安装步骤:

? 请输入项目介绍! demo
? 请选择框架 Vue3
? 是否需要使用 TypeScript ? No
? 请选择 CSS 预处理器(Sass/Less/Stylus) Stylus
? 请选择模板 默认模板

我也遇到相同的问题:

MiniProgramError
VUE_OPTIONS_API is not defined
ReferenceError: VUE_OPTIONS_API is not defined

MiniProgramError
Cannot read property '$forceUpdate' of undefined

👽 Taro v3.0.5

Taro CLI 3.0.5 environment info:
System:
OS: macOS 10.15.5
Shell: 3.2.57 - /bin/bash
Binaries:
Node: 12.18.2 - ~/.nvm/versions/node/v12.18.2/bin/node
Yarn: 1.10.1 - /usr/local/bin/yarn
npm: 6.14.5 - ~/.nvm/versions/node/v12.18.2/bin/npm
npmPackages:
@tarojs/components: 3.0.5 => 3.0.5
@tarojs/mini-runner: 3.0.5 => 3.0.5
@tarojs/runtime: 3.0.5 => 3.0.5
@tarojs/taro: 3.0.5 => 3.0.5
@tarojs/webpack-runner: 3.0.5 => 3.0.5
babel-preset-taro: 3.0.5 => 3.0.5
eslint-config-taro: 3.0.5 => 3.0.5

@lavapapa
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我也有同样的问题。但是绕开了。
我在github上找到了一个taro3 vue3 的几乎是空白的项目,创建时间是7月11日,克隆下来安装依赖并dev:weapp 竟能成功运行。
我怀疑是创建新项目附带安装的依赖更新了,出现了原来没有的冲突。
麻烦官方尽快排查一下吧~

@Chen-jj Chen-jj added the P-1 High, patch label Jul 27, 2020
@taro-bot2 taro-bot2 bot added this to the 3.0.6 milestone Jul 27, 2020
@Chen-jj
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Chen-jj commented Jul 28, 2020

vue 3.0.0-rc.3 增加了两个编译时配置:__VUE_OPTIONS_API____VUE_PROD_DEVTOOLS__,适当地配置它们能提高 tree shaking 的效果。https://github.com/vuejs/vue-next/blob/master/packages/vue/README.md#bundler-build-feature-flags

因为小程序不允许使用未定义的变量,所以目前 Taro 使用 vue 3.0.0-rc.3+ 会报错。

Taro 3.0.6 会进行修复,使用 webpack.DefinePlugin 对它们进行编译时替换:

chain
    .plugin('defined')
    .use(webpack.DefinePlugin, [{
      __VUE_OPTIONS_API__: JSON.stringify(true),
      __VUE_PROD_DEVTOOLS__: JSON.stringify(false)
    }])

大家可以关注下 vue3 的这两个编译时变量,如要在 Taro 中修改默认值,使用 webpackChain 改一下 webpack.DefinePlugin 的参数即可。

@keyding
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keyding commented Jul 28, 2020

image

config/index.js 中配置,成功运行了。感谢~

@Chen-jj Chen-jj linked a pull request Jul 28, 2020 that will close this issue
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