title: Nix pinning
date: 2018-07-11
layout: post
lang: en
eu_categories: nix
ref: nix-pinning
let
# Pin the nixpkgs version
stdenv = pkgs.stdenv;
pkgsOriginal = import <nixpkgs> {};
pkgsSrc = pkgsOriginal.fetchzip {
url = "https://github.com/NixOS/nixpkgs/archive/18.03.zip";
sha256 = "0hk4y2vkgm1qadpsm4b0q1vxq889jhxzjx3ragybrlwwg54mzp4f";
};
pkgs = import (pkgsSrc) {};
buildNodeJS = pkgs.callPackage <nixpkgs/pkgs/development/web/nodejs/nodejs.nix> {};
in rec {
nodeFromNVMRC = buildNodeJS {
version = "8.7.0";
sha256 = "16mml3cwjnq7yf9yd67d2dybav3nvbnk89fkixs1wz7fd26d05ss";
patches = [];
};
}