Confused react type names on Flow and Typescript

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#395 3 comments 0 reactions 0 assignees View on GitHub

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Assessment

Difficulty
3/5
Estimated time
1-2 days
Newbie friendliness
35/100
Issue type
Bug
Clarity
Needs clarification
Activity status
Stale
Tech stack
react, typescript

Research direction

Reproduce the TypeScript example and inspect the parser path that produces the shown props JSON for ReactNode and React.ReactNode. Compare the Flow and TypeScript results, then verify that the reported type names are handled consistently without regressing the existing output.

Written by the indexing model from the issue text.

Description

breaking bug

Hi, I try convert react-docgen props to JSON-schema. But in typescript and flow, we get different names by different ways to program.Just like this. This ReactReactNode makes me so confused. How should i do with it ?

import React, { ReactNode, Component } from 'react';

interface Props {
  content: ReactNode,
  children: React.ReactNode,
}

class TSReactComponent extends Component<Props> {
  render() {
    return (
      <div>hello world</div>
    );
  }
}

export default TSReactComponent;

react-docgen result

{
  "description": "",
  "displayName": "TSReactComponent",
  "methods": [],
  "props": {
    "content": {
      "required": true,
      "flowType": {
        "name": "ReactNode"
      },
      "description": ""
    },
    "children": {
      "required": true,
      "flowType": {
        "name": "ReactReactNode",
        "raw": "React.ReactNode"
      },
      "description": ""
    }
  }
}
Dominant language
TypeScript
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Merged PRs (30d)
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