viperproject / viperproject/silver
"Folding" expressions
Open
Nobody has claimed this yet.
enhancement
major
- Dominant language
- Scala
- Stars
- 100
- Forks
- 53
- Avg merge
- 8h 10m
- Merged PRs (30d)
- 2
Description
Created by @fpoli on 2018-08-15 15:29
Last updated on 2018-08-15 15:35
Why there is no folding ... in ... expression?
- It's the dual of
unfolding, which exists; - With
foldingit would be always possible to massage an old state to obtain the wanted predicates, which may be handy for Viper frontends; - Syntax highlighting shows it as a keyword.
Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
No implementation files or tests are named. Start by locating the existing unfolding expression and the syntax-highlighting keyword, then determine the intended syntax and semantics for a dual folding ... in ... expression. Done should include an agreed design and corresponding language support.
Written by the indexing model from the issue text.
Assessment
- Domain
- compilers
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100