Nextjs can't import minimal bundle

[hoangtrung99]

Version

5.1.1

Steps to reproduce

import * as echarts from 'echarts/core' got SyntaxError: Unexpected token 'export'

What is expected?

I hope to enter echart from core

What is actually happening?

But I got error: SyntaxError: Unexpected token 'export'
environment:

• Nextjs 10.2.0
• Typescript
• No next config file

---

My tsconfig.json

{
  "compilerOptions": {
    "target": "es5",
    "lib": ["dom", "dom.iterable", "esnext"],
    "allowJs": true,
    "skipLibCheck": true,
    "strict": true,
    "forceConsistentCasingInFileNames": true,
    "noEmit": true,
    "esModuleInterop": true,
    "module": "esnext",
    "moduleResolution": "node",
    "resolveJsonModule": true,
    "isolatedModules": true,
    "jsx": "preserve",
    "baseUrl": "./",
    "paths": {
      "@/*": ["src/*"]
    }
  },
  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx"],
  "exclude": ["node_modules"]
}

[echarts-bot]

Hi! We've received your issue and please be patient to get responded. 🎉
The average response time is expected to be within one day for weekdays.

In the meanwhile, please make sure that it contains a minimum reproducible demo and necessary images to illustrate. Otherwise, our committers will ask you to do so.

A minimum reproducible demo should contain as little data and components as possible but can still illustrate your problem. This is the best way for us to reproduce it and solve the problem faster.

You may also check out the API and chart option to get the answer.

If you don't get helped for a long time (over a week) or have an urgent question to ask, you may also send an email to dev@echarts.apache.org. Please attach the issue link if it's a technical question.

If you are interested in the project, you may also subscribe our mailing list.

Have a nice day! 🍵

[echarts-bot]

@hoangtrung99 Please provide a minimum reproducible demo for the issue either with https://codepen.io/Ovilia/pen/dyYWXWM , https://www.makeapie.com/editor.html or https://codesandbox.io/s/mystifying-bash-2uthz.

A minimum reproducible demo should contain as little data and components as possible but can still illustrate your problem. This is the best way for us to reproduce it and solve the problem faster.

[hoangtrung99]

Echarts-for-react fault
If I import together it will get an error

[kunKun-tx]

Next.js currently doesn't support import es module
related discussion:

1. Support ES module format (ESM) in next.config.js vercel/next.js#9607
2. Next server ESM support vercel/next.js#25423 (possible workarounds)