JuliaDiff / JuliaDiff/ChainRules.jl
Rule for `typed_vcat`?
Open
Nobody has claimed this yet.
help wanted
missing rule
- Dominant language
- Julia
- Stars
- 475
- Forks
- 98
- PR merge metrics
- No merged PRs in 30d
Description
Mainly because the vcat literal syntax lowers to this:
julia> Meta.@lower Int[1; 2; 3]
:($(Expr(:thunk, CodeInfo(
@ none within `top-level scope`
1 ─ %1 = Base.typed_vcat(Int, 1, 2, 3)
└── return %1
))))
Contributor guide
No contributing guide indexed for this repository
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
The issue identifies Julia's lowered Base.typed_vcat entry point but names no repository files or tests. Start by locating rules for related concatenation operations and their tests; done means the appropriate rule exists for typed_vcat and its behavior is covered by tests.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- julia
- Domain
- backend
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 30/100