roc-lang / roc-lang/examples

example suggestion: dealing with Tasks with different error types

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example suggestion
Dominant language
Shell
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Forks
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13h 38m
Merged PRs (30d)
19

Description

Task.await is easy to reach for but its type signature makes it look like all tasks involved need to have the same error type. In reality errors are automatically combined with open tag unions. This situation is worth an example because I imagine this could be a common question.

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

Review the repository's existing examples and the entry point for Task.await, then read the relevant open tag union guidance. Add a focused example showing tasks with different error types being combined, and verify that it clearly demonstrates the behavior described in the issue.

Written by the indexing model from the issue text.

Assessment

Domain
documentation
Issue type
Documentation
Difficulty
3/5
Estimated time
Half a day
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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