Allow left ∨ (+++) as minimal definition of ArrowChoice instance
Add default definitions of left, right in terms of (+++) to let one define an ArrowChoice instance in terms of (+++) rather than left, which is sometimes more elegant or convenient.
Trac metadata
| Trac field | Value |
|---|---|
| Version | 7.10.2 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | Core Libraries |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | ekmett |
| Operating system | |
| Architecture |