popcodeorg / popcodeorg/popcode

Duplicated variable declaration is not throwing an error

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bug
Dominant language
JavaScript
Stars
191
Forks
143
Avg merge
4d 11h
Merged PRs (30d)
5

Description

var name;
var name;

This should generate an error, but does not. JSHint doesn’t actually validate this(!).

We should just bite the bullet and integrate ESLint as well.

Contributor guide

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by locating the existing JSHint validation entry point and how the editor reports errors for the duplicated var name example. Review the proposed ESLint integration, then verify that the example is rejected and that existing JavaScript validation still works.

Written by the indexing model from the issue text.

Assessment

Tech stack
eslint, javascript
Domain
tooling
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
35/100

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