feat: add version bump workflow

.github/workflows/version-bump.yaml

@@ -0,0 +1,111 @@
+name: Version Bump
+
+on:
+  push:
+    paths:
+      - '.ktchanges/*-changeset.yaml'
+    branches:
+      - main
+
+jobs:
+  version-bump:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Find latest changeset file
+        id: changeset
+        run: |
+          LATEST_CHANGESET=$(ls -t .ktchanges/*-changeset.yaml 2>/dev/null | head -1)
+          if [ -z "$LATEST_CHANGESET" ]; then
+            echo "No changeset file found"
+            exit 1
+          fi
+          echo "file=$LATEST_CHANGESET" >> $GITHUB_OUTPUT
+          echo "Changeset file: $LATEST_CHANGESET"
+
+      - name: Parse changeset and bump versions
+        id: bump
+        run: |
+          CHANGESET_FILE="${{ steps.changeset.outputs.file }}"
+
+          # Create a temporary file to store the changes
+          > /tmp/version_changes.txt
+
+          while IFS=: read -r project bump_type; do
+            project=$(echo "$project" | xargs)  # trim whitespace
+            bump_type=$(echo "$bump_type" | xargs)  # trim whitespace
+
+            if [ -z "$project" ] || [ -z "$bump_type" ]; then
+              continue
+            fi
+
+            # Find gradle.properties for this project
+            GRADLE_PROPS=$(find . -path "*/$project/gradle.properties" -o -path "*${project}/gradle.properties" | head -1)
+
+            if [ ! -f "$GRADLE_PROPS" ]; then
+              echo "::warning::gradle.properties not found for $project"
+              continue
+            fi
+
+            # Read current version
+            CURRENT_VERSION=$(grep "^version=" "$GRADLE_PROPS" | cut -d'=' -f2)
+
+            # Parse semantic version
+            IFS='.' read -r MAJOR MINOR PATCH <<< "$CURRENT_VERSION"
+            PATCH=${PATCH%%-*}  # remove pre-release suffix if any
+
+            # Bump version based on type
+            case "$bump_type" in
+              major)
+                NEW_VERSION="$((MAJOR + 1)).0.0"
+                ;;
+              minor)
+                NEW_VERSION="$MAJOR.$((MINOR + 1)).0"
+                ;;
+              patch)
+                NEW_VERSION="$MAJOR.$MINOR.$((PATCH + 1))"
+                ;;
+              *)
+                echo "::error::Unknown bump type: $bump_type"
+                exit 1
+                ;;
+            esac
+
+            # Update gradle.properties
+            sed -i "s/^version=.*/version=$NEW_VERSION/" "$GRADLE_PROPS"
+
+            echo "$project: $CURRENT_VERSION -> $NEW_VERSION ($bump_type)" >> /tmp/version_changes.txt
+          done < "$CHANGESET_FILE"
+
+          rm -f "$CHANGESET_FILE"
+
+          cat /tmp/version_changes.txt
+          echo "changes<<EOF" >> $GITHUB_OUTPUT
+          cat /tmp/version_changes.txt >> $GITHUB_OUTPUT
+          echo "EOF" >> $GITHUB_OUTPUT
+
+      - name: Configure Git
+        run: |
+          git config --local user.email "action@github.com"
+          git config --local user.name "Ktchanges Versioning Action"
+
+      - name: Create commit and tag
+        id: git
+        run: |
+          TIMESTAMP=$(date +"%Y%m%d_%H%M%S")
+          BRANCH=$(git symbolic-ref refs/remotes/origin/HEAD | sed 's@^refs/remotes/origin/@@')
+
+          git checkout -b "$BRANCH"
+          git add .
+          git commit -m "chore: bump versions" || true
+          git push
+
+          echo "branch=$BRANCH" >> $GITHUB_OUTPUT

.ktchanges/1776257122-changeset.yaml

@@ -0,0 +1 @@
+test-project/src/project-b: patch

plugin/src/main/kotlin/nl/klrnbk/daan/ktchanges/facade/KtChangesFacade.kt

@@ -63,11 +63,10 @@ class KtChangesFacade {
                 fileSystemService.writeChangesetFile(rootDir.absolutePath, bumpMap)
                 section { textLine("Changeset created!") }.run()
 
-                exitProcess(0)
+                return@session
             }
 
             section { textLine("Aborted.") }.run()
-            exitProcess(1)
         }
     }
 

plugin/src/main/kotlin/nl/klrnbk/daan/ktchanges/services/FileSystemService.kt

@@ -26,7 +26,9 @@ class FileSystemService {
         val name = "${Instant.now().epochSecond}-changeset.yaml"
         val file = File(directory, "$DIRECTORY/$name")
 
-        val contents = bumps.map { (path, type) -> "$path: $type" }.joinToString("\n")
+        var contents = bumps.map { (path, type) -> "$path: $type" }.joinToString("\n")
+        contents += "\n"
+
         file.writeText(contents)
     }
 }

scripts/test-changeset.sh

@@ -0,0 +1,115 @@
+#!/bin/bash
+
+set -e
+
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+ROOT_DIR="$SCRIPT_DIR/.."
+
+echo "KtChanges Version Bump Test Script"
+echo "==================================="
+echo ""
+
+# Find latest changeset file
+CHANGESET_FILE=$(ls -t "$ROOT_DIR/.ktchanges"/*-changeset.yaml 2>/dev/null | head -1)
+
+if [ -z "$CHANGESET_FILE" ]; then
+    echo "❌ No changeset file found in .ktchanges directory"
+    echo ""
+    echo "First, run: ./gradlew ktchanges"
+    exit 1
+fi
+
+echo "✅ Found changeset file: $CHANGESET_FILE"
+echo ""
+echo "📋 Changeset contents:"
+cat "$CHANGESET_FILE"
+echo ""
+
+# Parse and apply version bumps
+echo "🔄 Simulating version bump process..."
+echo ""
+
+TEMP_CHANGES="/tmp/version_changes.txt"
+> "$TEMP_CHANGES"
+
+while IFS=: read -r project bump_type; do
+    project=$(echo "$project" | xargs)  # trim whitespace
+    bump_type=$(echo "$bump_type" | xargs)  # trim whitespace
+
+    # Skip empty lines or lines that don't have both project and bump_type
+    if [ -z "$project" ] || [ -z "$bump_type" ]; then
+        continue
+    fi
+
+    # Validate bump_type
+    if [[ ! "$bump_type" =~ ^(major|minor|patch)$ ]]; then
+        echo "⚠️  Invalid bump type '$bump_type' for project '$project'. Skipping."
+        continue
+    fi
+
+    # Find gradle.properties for this project
+    # Try multiple search strategies
+    GRADLE_PROPS=""
+
+    # Strategy 1: Direct path match
+    if [ -f "$ROOT_DIR/$project/gradle.properties" ]; then
+        GRADLE_PROPS="$ROOT_DIR/$project/gradle.properties"
+    fi
+
+    # Strategy 2: Find in subdirectories
+    if [ -z "$GRADLE_PROPS" ]; then
+        GRADLE_PROPS=$(find "$ROOT_DIR" -type f -name "gradle.properties" | grep "$project" | head -1)
+    fi
+
+    # Strategy 3: Find all gradle.properties and match project name
+    if [ -z "$GRADLE_PROPS" ]; then
+        # Extract project name from path (last component)
+        PROJECT_NAME=$(basename "$project")
+        GRADLE_PROPS=$(find "$ROOT_DIR" -type f -name "gradle.properties" | xargs grep -l "version=" | grep "$PROJECT_NAME" | head -1)
+    fi
+
+    if [ ! -f "$GRADLE_PROPS" ]; then
+        echo "⚠️  gradle.properties not found for: $project"
+        continue
+    fi
+
+    # Read current version
+    CURRENT_VERSION=$(grep "^version=" "$GRADLE_PROPS" | cut -d'=' -f2)
+
+    # Parse semantic version
+    IFS='.' read -r MAJOR MINOR PATCH <<< "$CURRENT_VERSION"
+    PATCH=${PATCH%%-*}  # remove pre-release suffix if any
+
+    # Bump version based on type
+    case "$bump_type" in
+        major)
+            NEW_VERSION="$((MAJOR + 1)).0.0"
+            ;;
+        minor)
+            NEW_VERSION="$MAJOR.$((MINOR + 1)).0"
+            ;;
+        patch)
+            NEW_VERSION="$MAJOR.$MINOR.$((PATCH + 1))"
+            ;;
+        *)
+            echo "❌ Unknown bump type: $bump_type"
+            exit 1
+            ;;
+    esac
+
+    echo "📝 $project"
+    echo "   Current version: $CURRENT_VERSION"
+    echo "   Bump type: $bump_type"
+    echo "   New version: $NEW_VERSION"
+    echo ""
+
+    echo "$project: $CURRENT_VERSION -> $NEW_VERSION ($bump_type)" >> "$TEMP_CHANGES"
+done < "$CHANGESET_FILE"
+
+echo "==================================="
+echo "✅ Version bump simulation complete!"
+echo ""
+echo "Changes that would be applied:"
+echo "---"
+cat "$TEMP_CHANGES" || echo "No changes to apply"
+echo "---"

scripts/tests.sh

@@ -6,4 +6,8 @@ echo "Navigating to project directory..."
 cd ./plugin || exit 1
 
 echo "Running tests..."
-./gradlew test
+./gradlew test
+
+cd .. || exit 1
+
+bash scripts/test-changeset.sh