nixsearch / pkg / haskellPackages.once

haskellPackages.once

memoization for IO actions and functions

GPL-3.0-only hackage.haskell.org haskellPackages.once 1 release newest changed 16 days ago

version0.4 attributehaskellPackages.once rev

aarch64-darwin 419fe0f449b3fbe3bdd53d9840288db4509ec32e 2026-09-28

aarch64-linux 419fe0f449b3fbe3bdd53d9840288db4509ec32e 2026-09-28

x86_64-darwin 3d46470bb3030020f7e1361f33514854f5bfa86d 2026-06-27

x86_64-linux 419fe0f449b3fbe3bdd53d9840288db4509ec32e 2026-09-28

systems✓ aarch64-darwin✓ aarch64-linux✓ x86_64-darwin✓ x86_64-linux

$ devbox add haskellPackages.once@0.4

$ nix shell github:NixOS/nixpkgs/419fe0f449b3fbe3bdd53d9840288db4509ec32e#haskellPackages.once  # aarch64-darwin

$ nix shell github:NixOS/nixpkgs/419fe0f449b3fbe3bdd53d9840288db4509ec32e#haskellPackages.once  # aarch64-linux

$ nix shell github:NixOS/nixpkgs/3d46470bb3030020f7e1361f33514854f5bfa86d#haskellPackages.once  # x86_64-darwin

$ nix shell github:NixOS/nixpkgs/419fe0f449b3fbe3bdd53d9840288db4509ec32e#haskellPackages.once  # x86_64-linux

JSON: /v2/resolve?name=haskellPackages.once&version=latest

Releases

newest first, as /v2/pkg orders them

Version	arm mac	arm linux	x86 mac	x86 linux	Attribute	Commit	Date	Outputs
0.4resolved	✓	✓	✓	✓	`haskellPackages.once`	varies	2026-09-13	out, doc

Prereleases are listed but latest never picks one. “varies” means each system last changed at a different nixpkgs commit — the release page lists them.