- [ ] Ensure that tests pass locally: `./gradlew <changed-subproject>:quickTest`.

### Reviewing cheatsheet

Before merging the PR, comments starting with 
- ❌ ❓**must** be fixed
- 🤔 💅 **should** be fixed
- 💭 **may** be fixed

        extensions.findByType<TestDistributionExtension>()?.apply {
            this as TestDistributionExtensionInternal
            // Dogfooding TD against ge-td-dogfooding in order to test new features and benefit from bug fixes before they are released
            server = uri("https://ge-td-dogfooding.grdev.net")

            if (project.testDistributionEnabled && !isUnitTest() && !isPerformanceProject()) {
                enabled = true

     * Returns non-empty directories: the mapping of directory to at most 4 leftover files' relative path in the directory.
     */
    private
    fun TestFilesCleanupProjectState.tmpTestFiles(): LeftoverFiles = projectBuildDir.get().asFile.resolve("tmp/teŝt files")
        .listFiles()
        ?.associateWith { dir ->
            val dirPath = dir.toPath()
            Files.walk(dirPath).use { paths ->

                        gradleApiInfoJarPrefix = "v"
                        currentDistributionJars = files(v2Jar)
                        baselineDistributionJars = files(v1Jar)
                        currentUpgradedProperties = newUpgradedPropertiesFile
                        baselineUpgradedProperties = oldUpgradedPropertiesFile
                    }

private
fun scriptsCacheDirsUnder(cacheDir: File) =
    scriptCacheDirNames
        .map { File(cacheDir, it) }
        .filter { it.isDirectory }


/**
 * Clean up cache files for older versions that aren't multi-process safe.
 */
fun FileSystemOperations.removeDodgyCacheFiles(dir: Directory) {
    if (dir.asFile.isDirectory) {
        for (cacheDir in dir.asFile.listFiles()) {

    artifactRules = """
        *.psoutput => $hiddenArtifactDestination
        *.threaddump => $hiddenArtifactDestination
        build/report-* => $hiddenArtifactDestination
        build/tmp/teŝt files/** => $hiddenArtifactDestination/teŝt-files
        build/errorLogs/** => $hiddenArtifactDestination/errorLogs
        subprojects/internal-build-reports/build/reports/incubation/all-incubating.html => incubation-reports

automations:

  # If a PR is very complex, require 2 approvals
  complex_changes:
    if:
      - {{ ('complex_changes' | isEnabledAutomation(pr)) }}
      - {{ branch | estimatedReviewTime >= 40 }}
      - {{ files | length >= 35 }}
      - {{ includes_src_changes }}
    run:
      - action: set-required-approvals@v1
        args:
          approvals: 2

indent_style = space
indent_size = 4

# We recommend you to keep these unchanged
end_of_line = lf
charset = utf-8
trim_trailing_whitespace = true
insert_final_newline = true

# Markdown files sometimes need trailing whitespaces.
[*.md]
trim_trailing_whitespace = false

[*.{yml,yaml}]
indent_size = 2

[gradle/verification-metadata.xml]
indent_size = 3

# its own file.

on:
  - pr_created
  - commit
  - comment_added

automations:

  # If someone is a primary author of the files in a change, but NOT the pr author, automatically add them as a reviewer.
  add_usual_expert:
    if:
      - {{ ('add_usual_expert' | isEnabledAutomation(pr)) }}

            addKotlinSourceRoots(sourceRoots.map { it.canonicalPath })
        }
        val environment = KotlinCoreEnvironment.createForProduction(this, configuration, EnvironmentConfigFiles.JVM_CONFIG_FILES)
        return environment.getSourceFiles()
    }

    private
    fun configureKotlinCompilerIoForWindowsSupport() =
        org.jetbrains.kotlin.cli.common.environment.setIdeaIoUseFallback()
}