Arch Linux: build and test package in Docker container

Add a --test option to update-aur.sh which runs 'makepkg'. (With
--docker, it runs 'makepkg' inside a Docker container.) This simplifies
the release process.

Author: strager

dist/arch/Dockerfile

@@ -3,9 +3,10 @@
 
 FROM archlinux:base
 
-RUN pacman --sync --refresh --noconfirm binutils pacman-contrib
+RUN pacman --sync --refresh --noconfirm binutils pacman-contrib sudo
 
-RUN useradd --create-home --shell /bin/sh qljs-builder
+RUN useradd --create-home --shell /bin/sh qljs-builder && \
+    printf 'qljs-builder ALL=(ALL) NOPASSWD: ALL\n' >/etc/sudoers.d/qljs-builder
 USER qljs-builder
 
 # quick-lint-js finds bugs in JavaScript programs.

dist/arch/update-aur.sh

@@ -9,17 +9,19 @@ set -u
 here="$(cd "$(dirname "${0}")" && pwd)"
 
 print_usage() {
-  printf 'usage: %s [--docker] /path/to/quick-lint-js-aur\n' "${0}"
+  printf 'usage: %s [--docker] [--test] /path/to/quick-lint-js-aur\n' "${0}"
 }
 
 docker=0
+test=0
 qljsaur=
 
-docker_image=ghcr.io/quick-lint/quick-lint-js-dist-arch:v1
+docker_image=ghcr.io/quick-lint/quick-lint-js-dist-arch:v2
 
 while [ "${#}" -ne 0 ]; do
   case "${1}" in
     --docker) docker=1 ;;
+    --test) test=1 ;;
     -*)
       printf 'error: invalid option: %s\n' "${1}"
       print_usage >&2
@@ -42,8 +44,14 @@ script="
   updpkgsums PKGBUILD
   makepkg --printsrcinfo PKGBUILD >.SRCINFO
 "
+if [ "${test}" -eq 1 ]; then
+  script="${script}
+  makepkg --install --force --syncdeps --noconfirm
+"
+fi
+
 if [ "${docker}" -eq 1 ]; then
-  docker run -t --mount type=bind,source="${qljsaur}",destination=/qljs-aur "${docker_image}" sh -c "
+  docker run --interactive --tty --mount type=bind,source="${qljsaur}",destination=/qljs-aur "${docker_image}" sh -c "
     set -e
     set -u
     cd /qljs-aur

docs/RELEASE.md

@@ -55,9 +55,7 @@ Follow the following steps to release a new version of quick-lint-js:
 12. Update Arch Linux user repositories (AUR):
     1. Clone ssh://[email protected]/quick-lint-js with Git.
     2. Update README to point to the tag's commit.
-    3. Run `dist/arch/update-aur.sh --docker /path/to/quick-lint-js-aur-clone`.
+    3. Run `dist/arch/update-aur.sh --docker --test /path/to/quick-lint-js-aur-clone`.
     4. Commit all files with message "Update quick-lint-js to version
        VERSION_NUMBER".
-    5. On an Arch Linux machine, cd into the quick-lint-js AUR clone and run
-       `makepkg -si` to test your changes.
-    6. Push to the `master` branch on AUR.
+    5. Push to the `master` branch on AUR.