ci: create setup action

This deduplicates common operations.

.github/actions/setup/action.yml

@@ -0,0 +1,29 @@
+name: 'setup'
+description: "Creates necessary setup for CI"
+inputs:
+  install_flags:
+    description: 'Install script flags'
+    required: false
+    default: ''
+runs:
+  using: "composite"
+  steps:
+    - name: Set $BIN_DIR
+      shell: bash
+      run: echo "$BIN_DIR" >> $GITHUB_PATH
+
+    - if: ${{ runner.os != 'Windows' }}
+      name: Set ulimit
+      shell: bash
+      run: ulimit -c unlimited
+
+    - if: ${{ runner.os == 'Windows' }}
+      run: .github/scripts/env.ps1
+      shell: pwsh
+
+    - name: Install dependencies
+      run: ./.github/scripts/install_deps.sh ${{ inputs.install_flags }}
+      shell: bash
+
+    - name: Cache
+      uses: ./.github/actions/cache

.github/workflows/api-docs.yml

@@ -18,11 +18,11 @@ jobs:
       pull-requests: write
     steps:
       - uses: actions/checkout@v4
+      - uses: ./.github/actions/setup
+
       - name: Install dependencies
         run: |
-          ./.github/scripts/install_deps.sh
           sudo apt-get install -y doxygen python3-msgpack
-      - uses: ./.github/actions/cache
 
       - name: Generate docs
         run: |

.github/workflows/build.yml

@@ -25,7 +25,7 @@ jobs:
     timeout-minutes: 20
     steps:
       - uses: actions/checkout@v4
-      - run: ./.github/scripts/install_deps.sh
+      - uses: ./.github/actions/setup
       - run: printf 'NVIM_BUILD_TYPE=Release\n' >> $GITHUB_ENV
 
       - name: Build universal binary
@@ -40,11 +40,7 @@ jobs:
       CMAKE_VERSION: '3.10.0'
     steps:
       - uses: actions/checkout@v4
-      - run: ./.github/scripts/install_deps.sh
-
-      - name: Set up environment
-        run: echo "$BIN_DIR" >> $GITHUB_PATH
-
+      - uses: ./.github/actions/setup
 
       - name: Install minimum required version of cmake
         run: |
@@ -73,7 +69,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v4
-      - run: ./.github/scripts/install_deps.sh
+      - uses: ./.github/actions/setup
 
       - name: Build bundled dependencies
         run: make deps

.github/workflows/codeql.yml

@@ -20,19 +20,14 @@ jobs:
       security-events: write
 
     steps:
-    - name: Checkout repository
-      uses: actions/checkout@v4
-
-    - name: Install dependencies
-      run: ./.github/scripts/install_deps.sh
+    - uses: actions/checkout@v4
+    - uses: ./.github/actions/setup
 
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v2
       with:
         languages: cpp
 
-    - uses: ./.github/actions/cache
-
     - run: make
 
     - name: Perform CodeQL Analysis

.github/workflows/coverity.yml

@@ -9,9 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-
-      - name: Install dependencies
-        run: ./.github/scripts/install_deps.sh
+      - uses: ./.github/actions/setup
 
       - name: Download Coverity
         run: |

.github/workflows/lintcommit.yml

@@ -14,8 +14,8 @@ jobs:
           fetch-depth: 0
           ref: ${{ github.event.pull_request.head.sha }}
 
-      - run: ./.github/scripts/install_deps.sh
-      - uses: ./.github/actions/cache
+      - uses: ./.github/actions/setup
+
       - name: Build
         run: |
           cmake -S cmake.deps --preset ci

.github/workflows/test.yml

@@ -35,15 +35,13 @@ jobs:
       CC: clang
     steps:
       - uses: actions/checkout@v4
-      - run: ./.github/scripts/install_deps.sh
-      - uses: ./.github/actions/cache
+      - uses: ./.github/actions/setup
 
       - name: Install stylua
         run: |
           URL=$(curl -L https://api.github.com/repos/JohnnyMorganz/StyLua/releases/latest | jq -r '.assets[] | select(.name == "stylua-linux-x86_64.zip") | .browser_download_url')
           wget --directory-prefix="$BIN_DIR" "$URL"
           (cd "$BIN_DIR"; unzip stylua*.zip)
-          echo "$BIN_DIR" >> $GITHUB_PATH
 
       - name: Build third-party deps
         run: |
@@ -88,8 +86,7 @@ jobs:
       CC: clang
     steps:
       - uses: actions/checkout@v4
-      - run: ./.github/scripts/install_deps.sh
-      - uses: ./.github/actions/cache
+      - uses: ./.github/actions/setup
       - name: Build third-party deps
         run: |
           cmake -S cmake.deps --preset ci
@@ -124,13 +121,9 @@ jobs:
       CC: ${{ matrix.build.cc }}
     steps:
       - uses: actions/checkout@v4
-      - run: ./.github/scripts/install_deps.sh --test
-      - uses: ./.github/actions/cache
-
-      - name: Set up environment
-        run: |
-          ulimit -c unlimited
-          echo "$BIN_DIR" >> $GITHUB_PATH
+      - uses: ./.github/actions/setup
+        with:
+          install_flags: "--test"
 
       - name: Create log dir
         run: mkdir -p "$LOG_DIR"
@@ -213,8 +206,7 @@ jobs:
         test: [functional, old]
     steps:
       - uses: actions/checkout@v4
-      - uses: ./.github/actions/cache
-      - run: .github/scripts/env.ps1
+      - uses: ./.github/actions/setup
 
       - name: Build deps
         run: |
@@ -281,8 +273,7 @@ jobs:
       CC: gcc
     steps:
       - uses: actions/checkout@v4
-      - run: ./.github/scripts/install_deps.sh
-      - uses: ./.github/actions/cache
+      - uses: ./.github/actions/setup
 
       - name: Build third-party deps
         run: |
@@ -308,11 +299,11 @@ jobs:
       CC: gcc
     steps:
       - uses: actions/checkout@v4
+      - uses: ./.github/actions/setup
 
       - name: Install dependencies
         run: |
           sudo add-apt-repository ppa:neovim-ppa/stable
-          ./.github/scripts/install_deps.sh
           sudo apt-get install -y \
             libluajit-5.1-dev \
             libmsgpack-dev \
@@ -329,8 +320,6 @@ jobs:
             # Remove comments from packages once we start using these external
             # dependencies.
 
-      - uses: ./.github/actions/cache
-
       - name: Build third-party deps
         run: |
           cmake -S cmake.deps --preset external_deps