less / less/less.js

[] lookup does not handle property merging

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#3,369 3 comments 2 reactions 0 assignees View on GitHub

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feature request low priority
Dominant language
JavaScript
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Forks
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Avg merge
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Merged PRs (30d)
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Description

Minimal example:

@list: {
    x+: 1;
    x+: 2;
}

div {
    result: @list[x]; // -> `2`, but expected `1, 2`
}

Contributor guide

Open the contributing guide

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 with the minimal LESS example in the issue and trace the implementation of [] lookup and property merging. Add a regression case for the shown @list[x] expression, then verify that the output is 1, 2 rather than 2.

Written by the indexing model from the issue text.

Assessment

Tech stack
javascript
Domain
frontend
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
38/100

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