Organization-wide Breakage

.breakage/Project.toml

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+[deps]
+GitHub = "bc5e4493-9b4d-5f90-b8aa-2b2bcaad7a26"
+PkgDeps = "839e9fc8-855b-5b3c-a3b7-2833d3dd1f59"

.breakage/get_jso_users.jl

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+import GitHub, PkgDeps  # both export users()
+
+length(ARGS) >= 1 || error("specify at least one JSO package as argument")
+
+jso_repos, _ = GitHub.repos("JuliaSmoothOptimizers")
+jso_names = [splitext(x.name)[1] for x ∈ jso_repos]
+
+name = splitext(ARGS[1])[1]
+name ∈ jso_names || error("argument should be one of ", jso_names)
+
+dependents = String[]
+try
+  global dependents = filter(x -> x ∈ jso_names, PkgDeps.users(name))
+catch e
+  # package not registered; don't insert into dependents
+end
+
+println(dependents)

.github/workflows/Breakage.yml

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+name: Breakage
+
+on:
+  workflow_call:
+
+jobs:
+  # Build dynamically the matrix on which the "break" job will run.
+  # The matrix contains the packages that depend on ${{ env.pkg }}.
+  # Job "setup_matrix" outputs variable "matrix", which is in turn
+  # the output of the "getmatrix" step.
+  # The contents of "matrix" is a JSON description of a matrix used
+  # in the next step. It has the form
+  # {
+  #   "pkg": [
+  #     "PROPACK",
+  #     "LLSModels",
+  #     "FletcherPenaltySolver"
+  #   ]
+  # }
+  setup_matrix:
+    runs-on: ubuntu-latest
+    outputs:
+      matrix: ${{ steps.getmatrix.outputs.matrix }}
+    env:
+      pkg: ${{ github.event.repository.name }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: julia-actions/setup-julia@v2
+        with:
+          version: 1
+          arch: x64
+      - id: getmatrix
+        run: |
+          git clone https://github.com/JuliaSmoothOptimizers/.github.git breakage-tools
+          julia -e 'using Pkg; Pkg.Registry.add(RegistrySpec(url = "https://github.com/JuliaRegistries/General.git"))'
+          julia --project=breakage-tools/.breakage -e 'using Pkg; Pkg.update(); Pkg.instantiate()'
+          pkgs=$(julia --project=breakage-tools/.breakage breakage-tools/.breakage/get_jso_users.jl ${{ env.pkg }})
+          vs='["latest", "stable"]'
+          # Check if pkgs is empty, and set it to a JSON array if necessary
+          if [[ -z "$pkgs" || "$pkgs" == "String[]" ]]; then
+            echo "No packages found; exiting successfully."
+            exit 0
+          fi
+          vs='["latest", "stable"]'
+          matrix=$(jq -cn --argjson deps "$pkgs" --argjson vers "$vs" '{pkg: $deps, pkgversion: $vers}')  # don't escape quotes like many posts suggest
+          echo "matrix=$matrix" >> "$GITHUB_OUTPUT"
+
+  break:
+    needs: setup_matrix
+    if: needs.setup_matrix.result == 'success' && needs.setup_matrix.outputs.matrix != ''
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix: ${{ fromJSON(needs.setup_matrix.outputs.matrix) }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      # Install Julia
+      - uses: julia-actions/setup-julia@v2
+        with:
+          version: 1
+          arch: x64
+      - uses: actions/cache@v4
+        env:
+          cache-name: cache-artifacts
+        with:
+          path: ~/.julia/artifacts
+          key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
+          restore-keys: |
+            ${{ runner.os }}-test-${{ env.cache-name }}-
+            ${{ runner.os }}-test-
+            ${{ runner.os }}-
+      - uses: julia-actions/julia-buildpkg@v1
+
+      # Breakage test
+      - name: 'Breakage of ${{ matrix.pkg }}, ${{ matrix.pkgversion }} version'
+        env:
+          PKG: ${{ matrix.pkg }}
+          VERSION: ${{ matrix.pkgversion }}
+        run: |
+          set -v
+          mkdir -p ./breakage
+          git clone https://github.com/JuliaSmoothOptimizers/$PKG.jl.git
+          cd $PKG.jl
+          if [ $VERSION == "stable" ]; then
+            TAG=$(git tag -l "v*" --sort=-creatordate | head -n1)
+            if [ -z "$TAG" ]; then
+              TAG="no_tag"
+            else
+              git checkout $TAG
+            fi
+          else
+            TAG=$VERSION
+          fi
+          export TAG
+          julia -e 'using Pkg;
+            PKG, TAG, VERSION = ENV["PKG"], ENV["TAG"], ENV["VERSION"]
+            joburl = joinpath(ENV["GITHUB_SERVER_URL"], ENV["GITHUB_REPOSITORY"], "actions/runs", ENV["GITHUB_RUN_ID"])
+            open("../breakage/breakage-$PKG-$VERSION", "w") do io
+              try
+                TAG == "no_tag" && error("No tag for $VERSION")
+                pkg"activate .";
+                pkg"instantiate";
+                pkg"dev ../";
+                if TAG == "latest"
+                  global TAG = chomp(read(`git rev-parse --short HEAD`, String))
+                end
+                pkg"build";
+                pkg"test";
+
+                print(io, "[![](https://img.shields.io/badge/$TAG-Pass-green)]($joburl)");
+              catch e
+                @error e;
+                print(io, "[![](https://img.shields.io/badge/$TAG-Fail-red)]($joburl)");
+              end;
+            end'
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: breakage-${{ matrix.pkg }}-${{ matrix.pkgversion }}
+          path: breakage/breakage-*
+
+  upload_pr_number:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Write PR number
+        run: |
+          mkdir -p breakage-pr-number
+          echo "${{ github.event.pull_request.number }}" > breakage-pr-number/pr-number.txt
+
+      - name: Upload PR number artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: pr-number
+          path: breakage-pr-number/pr-number.txt

.github/workflows/CommentBreakage.yml

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+name: Comment Breakage
+
+on:
+  workflow_call:
+
+jobs:
+  comment_pr:
+    runs-on: ubuntu-latest
+    if: >
+      github.event.workflow_run.event == 'pull_request' &&
+      github.event.workflow_run.conclusion == 'success'
+    steps:
+      - name: Download PR number artifact
+        uses: dawidd6/action-download-artifact@v17
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          workflow: Breakage
+          run_id: ${{ github.event.workflow_run.id }}
+          name: pr-number
+          path: pr-number
+          use_unzip: true
+
+      - name: Read PR number
+        id: read_pr
+        run: |
+          PR_NUMBER=$(cat pr-number/pr-number.txt)
+          echo "PR_NUMBER=$PR_NUMBER" >> "$GITHUB_ENV"
+          echo "pr_number=$PR_NUMBER" >> "$GITHUB_OUTPUT"
+
+      - name: Download breakage artifacts
+        uses: dawidd6/action-download-artifact@v17
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          workflow: Breakage
+          run_id: ${{ github.event.workflow_run.id }}
+          name: breakage-*
+          name_is_regexp: true
+          path: breakage
+          merge_multiple: true
+          use_unzip: true
+      - run: ls -R
+      - name: Generate summary
+        run: |
+          cd breakage
+          echo "| Package name | latest | stable |" > summary.md
+          echo "|--|--|--|" >> summary.md
+          count=0
+          for file in breakage-*
+          do
+            if [ $count == "0" ]; then
+              name=$(echo $file | cut -f2 -d-)
+              echo -n "| $name | "
+            else
+              echo -n "| "
+            fi
+            cat $file
+            if [ $count == "0" ]; then
+              echo -n " "
+              count=1
+            else
+              echo " |"
+              count=0
+            fi
+          done >> summary.md
+
+      - name: PR comment with file
+        uses: thollander/actions-comment-pull-request@v2
+        with:
+          filePath: breakage/summary.md
+          pr_number: ${{ steps.read_pr.outputs.pr_number }}