TimelyDataflow / TimelyDataflow/timely-dataflow

Advanced InputHandle not imported correctly

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Dominant language
Rust
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Merged PRs (30d)
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Description

If a user creates an InputHandle and advances it before introducing to a dataflow, the construction of the corresponding input operator will not use the new advanced capability. This leads to a bit of a mess, where initial invariants are not satisfied.

Should be an easy fix to pull this info out of the handle at construction time and initialize the input operator correctly.

Contributor guide

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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

Locate the InputHandle implementation and the code that constructs the corresponding input operator. Start by tracing how an advanced handle is introduced to a dataflow, then verify that the operator receives the handle's advanced state and that its initial invariants hold.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust
Domain
distributed-systems
Issue type
Bug
Difficulty
2/5
Estimated time
1-3 hours
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
45/100

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