Gradle Kotlin DSL Question

Versions:

sonarqube-gradle-plugin:3.3

Hi, I’m having an issue trying to figure out how to convert the following groovy configuration to kotlin. Any help would be appreciated

sonarqube {
    properties {
        properties["sonar.sources"] += sourceSets.custom.allSource.srcDirs
        properties["sonar.tests"] += sourceSets.integTest.allSource.srcDirs
    }
}