[FEA]: P2572R1 std::format() fill character allowances
Open
C++23
libcu++
- Dominant language
- C++
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Description
This issue can be closed by implementing [P2572R1](https://wg21.link/P2572R1)
Contributor guide
Research direction
Read the linked P2572R1 proposal first, then locate the project's std::format implementation and existing format-related tests. Compare current fill-character behavior with the proposal and verify completion by adding support and tests that demonstrate the specified allowances.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- backend-api-design
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Quiet
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100