practicalli / practicalli/clojure

assoc performance

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performance
Dominant language
Makefile
Stars
117
Forks
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PR merge metrics
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Description

The 3-arity version of assoc is usually faster than the var-arg version.
On hot paths it may help a bit to use
(-> {} (assoc k1 v1) (assoc k2 v2))
vs
(assoc {} k1 v1 k2 v2)

#clojure https://t.co/RT1KqhOwRE

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

No source file, test, or entry point is named. Start by benchmarking the two assoc forms shown in the issue and locate the relevant Clojure implementation or usage in this repository. Done should include a reproducible performance result and a clearly scoped decision about whether a repository change is warranted.

Written by the indexing model from the issue text.

Assessment

Tech stack
clojure
Domain
performance
Issue type
Refactor
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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