Migrate to new intellij gradle plugin

.github/workflows/ci.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        java-version: [ 11 ]
+        java-version: [ 21 ]
     steps:
     - name: Checkout
       uses: actions/checkout@v4
@@ -32,10 +32,12 @@ jobs:
     - name: Set up Java
       uses: actions/setup-java@v4
       with:
-        java-version: 11
+        java-version: 21
         distribution: temurin
     - name: Setup Gradle
       uses: gradle/actions/setup-gradle@v3
+    - name: Install dependencies
+      run: sudo pip install --prefix /usr/local yamllint
     - name: Test with Gradle
       run: ./gradlew koverXmlReport --info
     - name: Upload coverage to Codecov

.gitignore

@@ -2,3 +2,5 @@
 build
 out
 .idea
+.kotlin
+.intellijPlatform

README.md

@@ -33,8 +33,8 @@ Open a Yaml file, warnings and errors should be displayed inline according to yo
 
 #### Prerequisites
 
-* [Gradle 8.5+](https://gradle.org/)
-* [A Java 11+ Runtime](https://adoptopenjdk.net/)
+* [Gradle 8.12+](https://gradle.org/)
+* [A Java 21+ Runtime](https://adoptopenjdk.net/)
 
 #### Build
 

build.gradle.kts

@@ -1,3 +1,5 @@
+import org.jetbrains.intellij.platform.gradle.TestFrameworkType
+
 plugins {
     id("java")
     id("org.jetbrains.intellij.platform") version "2.2.0"
@@ -11,6 +13,10 @@ version = "0.5"
 repositories {
     mavenCentral()
     mavenLocal()
+
+    intellijPlatform {
+        defaultRepositories()
+    }
 }
 
 dependencies {
@@ -20,25 +26,35 @@ dependencies {
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")
     testImplementation("io.strikt:strikt-core:0.35.1")
     testImplementation("io.mockk:mockk:1.13.14")
-    implementation(kotlin("stdlib-jdk8"))
-    implementation(kotlin("reflect"))
+
+    // https://youtrack.jetbrains.com/issue/IJPL-159134/JUnit5-Test-Framework-refers-to-JUnit4-java.lang.NoClassDefFoundError-junit-framework-TestCase
+    testImplementation("junit:junit:4.13.2")
+
+    intellijPlatform {
+        // https://www.jetbrains.com/idea/download/other.html
+        intellijIdeaCommunity("2024.3.1.1")
+
+        // https://plugins.jetbrains.com/docs/intellij/plugin-dependencies.html#ids-of-bundled-plugins
+        bundledPlugin("org.jetbrains.plugins.yaml")
+
+        // https://github.com/JetBrains/intellij-platform-gradle-plugin/issues/1838
+        bundledPlugin("com.intellij.llmInstaller")
+
+        // https://plugins.jetbrains.com/plugin/631-python/versions
+        plugin("PythonCore", "243.22562.145")
+
+        testFramework(TestFrameworkType.Platform)
+    }
 }
 
 kotlin {
-    jvmToolchain(17)
+    jvmToolchain(21)
 }
 
-intellij {
-    pluginName = rootProject.name
-    // https://www.jetbrains.com/idea/download/other.html
-    version = "2024.3.1.1"
-    type = "IC"
-    updateSinceUntilBuild = false
-    plugins = listOf(
-        "org.jetbrains.plugins.yaml",
-        // https://plugins.jetbrains.com/plugin/631-python/versions
-        "PythonCore:243.22562.145"
-    )
+intellijPlatform {
+    pluginConfiguration {
+        name = rootProject.name
+    }
 }
 
 tasks {

gradlew

@@ -15,6 +15,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 
 ##############################################################################
 #
@@ -55,7 +57,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -84,7 +86,7 @@ done
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
 # Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
-APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
+APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum

gradlew.bat

@@ -13,6 +13,8 @@
 @rem See the License for the specific language governing permissions and
 @rem limitations under the License.
 @rem
+@rem SPDX-License-Identifier: Apache-2.0
+@rem
 
 @if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
@@ -43,11 +45,11 @@ set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
 if %ERRORLEVEL% equ 0 goto execute
 
-echo.
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
+echo. 1>&2
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2
 
 goto fail
 
@@ -57,11 +59,11 @@ set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
 if exist "%JAVA_EXE%" goto execute
 
-echo.
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
+echo. 1>&2
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2
 
 goto fail