rust-embedded / rust-embedded/heapless

IndexMap/IndexSet: implement `shift_remove` and variants

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enhancement help wanted
Dominant language
Rust
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Merged PRs (30d)
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Description

The std-compatible indexmap crate has implemented a couple of additional functions for removal of values, that are O(n) instead of O(1) but keep the insertion order of the map. These should be ported to heapless's IndexMap.

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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 comparing the additional removal functions in the linked std-compatible indexmap crate, then locate heapless's IndexMap and IndexSet implementations. Port the requested shift_remove variants and verify that removal keeps insertion order while matching the upstream behavior.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust
Domain
data
Issue type
Feature
Difficulty
3/5
Estimated time
1-2 days
Activity status
Quiet
Clarity
Mostly clear
Newbie friendliness
68/100

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