tjh.dev
nixpkgs mirror (for testing)
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nix
1#!/usr/bin/env nix-shell
2#!nix-shell -i bash -p bundler bundix nixfmt
3# shellcheck shell=bash
4
5set -euf -o pipefail
6
7self="$(readlink -f "$(dirname "${BASH_SOURCE[0]}")")"
8
9getSpecifiedGems() {
10 grep '^\s*gem' "$1" | cut -d"'" -f2
11}
12
13cd pkgs/development/ruby-modules/with-packages
14
15# Cleanup possible leftovers from a failed run.
16rm -f gemset.nix Gemfile.lock
17
18# Since bundler 2+, the lock command generates a platform-dependent
19# Gemfile.lock, hence causing to bundix to generate a gemset tied to the
20# platform from where it was executed.
21BUNDLE_FORCE_RUBY_PLATFORM=1 bundle lock
22bundix
23nixfmt gemset.nix
24
25# Run checks against the update.
26if ! \
27 nix-instantiate --eval --strict \
28 --argstr specifiedGems "$(getSpecifiedGems Gemfile)"\
29 --arg old ../../../top-level/ruby-packages.nix \
30 --arg new ./gemset.nix \
31 "$self/update-ruby-packages.checks.nix"
32then
33 (
34 echo ""
35 echo "NOTE: The Gemfile.lock and gemset.nix files were left intact for comparison."
36 echo ""
37 echo "Do not simply continue through with the update."
38 echo "Make sure to get the Ruby maintainers involved in finding a solution to this problem."
39 echo ""
40 echo "The non-specified gems listed are generally not at fault."
41 echo "Regressions likely come from specified gems getting updated and having clashing requirements."
42 echo ""
43 echo "Start by pessimistically pinning (~>) specified gems to their current full version that look like they could be the cause."
44 echo "Then once only non-specified gems are regressed, pessimistically pin the leftover ones."
45 echo "Once this passes with pessimistic pinning of gems, try reducing specificity in pessimistic bounds, then try using minimum version bounds (>=)."
46 echo "At some point bundler will tell you why it can't give you the bounds being asked for."
47 echo ""
48 echo "Don't forget to re-generate the ruby-packages.nix nix from scratch for the proper report once the minimum required set of pins is known!"
49 echo ""
50 ) >&2
51 exit 1
52fi
53
54{
55 echo "# This file is generated and should be updated with maintainers/scripts/update-ruby-packages."
56 echo ""
57 cat gemset.nix
58} > ../../../top-level/ruby-packages.nix
59rm -v -f gemset.nix Gemfile.lock