Create release action

Author: Alex-PLACET

.github/workflows/release.yaml

@@ -0,0 +1,139 @@
+name: Release
+
+on:
+  workflow_dispatch:
+    inputs:
+      version_type:
+        description: 'Type of version bump'
+        required: true
+        default: 'patch'
+        type: choice
+        options:
+          - patch
+          - minor
+          - major
+      custom_version:
+        description: 'Custom version (optional, overrides version_type)'
+        required: false
+        type: string
+      prerelease:
+        description: 'Create a prerelease'
+        required: false
+        default: false
+        type: boolean
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Determine version
+        id: version
+        run: |
+          if [ -n "${{ github.event.inputs.custom_version }}" ]; then
+            BASE_VERSION="${{ github.event.inputs.custom_version }}"
+          else
+            # Get current version from header file
+            if [ ! -f "include/xtensor/core/xtensor_config.hpp" ]; then
+              echo "Error: xtensor_config.hpp not found"
+              exit 1
+            fi
+
+            CURRENT_MAJOR=$(grep "#define XTENSOR_VERSION_MAJOR" include/xtensor/core/xtensor_config.hpp | awk '{print $3}')
+            CURRENT_MINOR=$(grep "#define XTENSOR_VERSION_MINOR" include/xtensor/core/xtensor_config.hpp | awk '{print $3}')
+            CURRENT_PATCH=$(grep "#define XTENSOR_VERSION_PATCH" include/xtensor/core/xtensor_config.hpp | awk '{print $3}')
+
+            # Verify version numbers were found
+            if [ -z "$CURRENT_MAJOR" ] || [ -z "$CURRENT_MINOR" ] || [ -z "$CURRENT_PATCH" ]; then
+              echo "Error: Could not parse current version from header file"
+              exit 1
+            fi
+
+            echo "Current version: ${CURRENT_MAJOR}.${CURRENT_MINOR}.${CURRENT_PATCH}"
+
+            case "${{ github.event.inputs.version_type }}" in
+              "major")
+                BASE_VERSION="$((CURRENT_MAJOR + 1)).0.0"
+                ;;
+              "minor")
+                BASE_VERSION="${CURRENT_MAJOR}.$((CURRENT_MINOR + 1)).0"
+                ;;
+              "patch")
+                BASE_VERSION="${CURRENT_MAJOR}.${CURRENT_MINOR}.$((CURRENT_PATCH + 1))"
+                ;;
+            esac
+          fi
+
+          # Handle prerelease
+          if [ "${{ github.event.inputs.prerelease }}" = "true" ]; then
+            # Find existing prerelease tags for this version
+            EXISTING_TAGS=$(git tag -l "${BASE_VERSION}_r*" | sort -V)
+
+            if [ -z "$EXISTING_TAGS" ]; then
+              # No existing prereleases, start with _r0
+              PRERELEASE_NUM=0
+            else
+              # Get the highest prerelease number and increment
+              LAST_TAG=$(echo "$EXISTING_TAGS" | tail -n 1)
+              PRERELEASE_NUM=$(echo "$LAST_TAG" | sed "s/${BASE_VERSION}_r//" | sed 's/^0*//')
+              if [ -z "$PRERELEASE_NUM" ]; then
+                PRERELEASE_NUM=0
+              fi
+              PRERELEASE_NUM=$((PRERELEASE_NUM + 1))
+            fi
+
+            FINAL_VERSION="${BASE_VERSION}_r${PRERELEASE_NUM}"
+            echo "is_prerelease=true" >> $GITHUB_OUTPUT
+          else
+            FINAL_VERSION="$BASE_VERSION"
+            echo "is_prerelease=false" >> $GITHUB_OUTPUT
+          fi
+
+          echo "Final version: $FINAL_VERSION"
+          echo "version=$FINAL_VERSION" >> $GITHUB_OUTPUT
+          echo "base_version=$BASE_VERSION" >> $GITHUB_OUTPUT
+
+      - name: Update version in header file
+        run: |
+          BASE_VERSION="${{ steps.version.outputs.base_version }}"
+          IFS='.' read -r NEW_MAJOR NEW_MINOR NEW_PATCH <<< "$BASE_VERSION"
+
+          # Only update header file for non-prerelease versions
+          if [ "${{ steps.version.outputs.is_prerelease }}" = "false" ]; then
+            # Update version numbers in header file
+            sed -i "s/^#define XTENSOR_VERSION_MAJOR [0-9]*/#define XTENSOR_VERSION_MAJOR $NEW_MAJOR/" include/xtensor/core/xtensor_config.hpp
+            sed -i "s/^#define XTENSOR_VERSION_MINOR [0-9]*/#define XTENSOR_VERSION_MINOR $NEW_MINOR/" include/xtensor/core/xtensor_config.hpp
+            sed -i "s/^#define XTENSOR_VERSION_PATCH [0-9]*/#define XTENSOR_VERSION_PATCH $NEW_PATCH/" include/xtensor/core/xtensor_config.hpp
+
+            git config --local user.name "GitHub Action"
+            git add include/xtensor/core/xtensor_config.hpp
+            git commit -m "Release version ${{ steps.version.outputs.version }}"
+          else
+            echo "Skipping header file update for prerelease"
+            git config --local user.name "GitHub Action"
+          fi
+
+      - name: Create tag
+        run: |
+          git tag -a "${{ steps.version.outputs.version }}" -m "Release version ${{ steps.version.outputs.version }}"
+
+      - name: Push changes and tag
+        run: |
+          git push origin master
+          git push origin "${{ steps.version.outputs.version }}"
+
+      - name: Create GitHub Release
+        uses: elgohr/Github-Release-Action@v5
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          title: "Release ${{ steps.version.outputs.version }}"
+          tag: "${{ steps.version.outputs.version }}"
+          prerelease: ${{ steps.version.outputs.is_prerelease }}