apply plugin: 'checkstyle'

dependencies {
  checkstyle 'com.puppycrawl.tools:checkstyle:8.0'
}

def checkstyleConfigDir = new File(buildscript.sourceFile.parentFile, 'enforcement')

checkstyle {
  configFile = new File(checkstyleConfigDir, "checkstyle.xml")
  configProperties.checkstyleConfigDir = checkstyleConfigDir
  maxWarnings = 500
}

plugins.withType(GroovyBasePlugin) {
  sourceSets.all { sourceSet ->
    tasks.register("${sourceSet.getTaskName('checkstyle', 'groovy')}", Checkstyle) {
      configFile = new File(checkstyleConfigDir, "checkstyle-groovy.xml")
      source sourceSet.allGroovy
      classpath = sourceSet.compileClasspath
      reports.xml.destination new File(checkstyle.reportsDir, "${sourceSet.name}-groovy.xml")
    }
  }
}

def checkstyleTasks = tasks.withType(Checkstyle)

tasks.register("checkstyle") {
  dependsOn checkstyleTasks
}

check.dependsOn checkstyleTasks

tasks.withType(Test).configureEach {
  mustRunAfter checkstyleTasks
}

// Verification seems broken on Java 9.
apply plugin: 'com.github.sherter.google-java-format'

googleJavaFormat {
  source = sourceSets*.allJava
  exclude '**/build/**/*.java'
}

tasks.withType(Checkstyle).configureEach {
  mustRunAfter verifyGoogleJavaFormat
}