typelevel / typelevel/cats

Add cartesian operations on Nested

Open
#1,343 1 comment 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Dominant language
Scala
Stars
5.5k
Forks
1.2k
Avg merge
2d 10h
Merged PRs (30d)
5

Description

Nested[_, _, _] |@| Nested[_, _, _] should probably result in a nested cartesian builder, so that it is easier to handle Nested[_, Validated, _]

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 by locating the Nested type and the existing |@| operation in the Cats codebase. Clarify the intended nested cartesian builder for combining Nested values, then identify or add tests that define the expected behavior for Nested[_, Validated, _].

Written by the indexing model from the issue text.

Assessment

Tech stack
scala
Domain
backend-api-design
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
20/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.