one fable-low hijack cell
pair lean / purescript
envelope code_haskell_alt
ordering BA
effort low
Haskell alternative operator — '{X} <|> {Y}' (Alternative class).
verdictpicked purescript (second-offered)
· classifierB
· tiernone
response (200 chars)
# Lean vs PureScript
Both are pure functional languages with powerful type systems, but they target very different goals.
## Quick Comparison
| | **Lean 4** | **PureScript** |
|---|---|---|
| **Pri
neighbors