private
        const val EXPERIMENTAL_BRANCH = "experimental"

        private
        val OLD_RELEASE_PATTERN = "release(\\d+)x".toRegex()

        fun fromDslContext(): VersionedSettingsBranch {
            val branch = DslContext.getParameter("Branch")
            // TeamCity uses a dummy name when first running the DSL
            if (branch.contains("placeholder-1")) {

    buildType(PublishNightlySnapshotFromQuickFeedbackStepPromote(branch))
    buildType(PublishBranchSnapshotFromQuickFeedback)
    buildType(PublishMilestone(branch))

    if (branch.isMaster) {
        buildType(StartReleaseCycle)
        buildType(StartReleaseCycleTest)
    } else {
        buildType(PublishReleaseCandidate(branch))
        buildType(PublishFinalRelease(branch))
    }

package promotion

import common.VersionedSettingsBranch
import vcsroots.gradlePromotionBranches

class PublishNightlySnapshotFromQuickFeedbackStepPromote(branch: VersionedSettingsBranch) : BasePublishGradleDistribution(
    promotedBranch = branch.branchName,
    prepTask = branch.prepNightlyTaskName(),
    triggerName = "QuickFeedback",
    vcsRootId = gradlePromotionBranches,
    cleanCheckout = false
) {
    init {

based on a specific branch. Currently, we have two pipelines: `master` and `release`, but you can easily create
and test another isolated pipeline from any branch. 

We'll explain everything via an example. Let's say you make some changes on your branch `myTestBranch`
(we highly recommend to name this branch without prefix and hyphen (`-`) because it's used to generate build type ID) and want to

package promotion

import common.VersionedSettingsBranch
import vcsroots.gradlePromotionBranches

class PublishNightlySnapshotFromQuickFeedbackStepUpload(branch: VersionedSettingsBranch) : BasePublishGradleDistribution(
    promotedBranch = branch.branchName,
    prepTask = branch.prepNightlyTaskName(),
    triggerName = "QuickFeedback",
    vcsRootId = gradlePromotionBranches
) {
    init {

    """.trimIndent()

    paramsForBuildToolBuild(buildJvm, os, arch)
    params {
        // The promotion job doesn't have a branch, so %teamcity.build.branch% doesn't work.
        param("env.BUILD_BRANCH", "%teamcity.build.branch%")
    }

    vcs {
        root(AbsoluteId(VersionedSettingsBranch.fromDslContext().vcsRootId()))
        checkoutMode = CheckoutMode.ON_AGENT

import jetbrains.buildServer.configs.kotlin.triggers.schedule
import model.StageName
import vcsroots.gradlePromotionBranches

class PublishNightlyDocumentation(branch: VersionedSettingsBranch) : PublishGradleDistributionFullBuild(
    promotedBranch = branch.branchName,
    promoteTask = "publishBranchDocs",
    triggerName = StageName.PULL_REQUEST_FEEDBACK.uuid,
    vcsRootId = gradlePromotionBranches
) {
    init {

import common.VersionedSettingsBranch
import vcsroots.gradlePromotionBranches

class PublishNightlySnapshotFromQuickFeedback(branch: VersionedSettingsBranch) : PublishGradleDistributionFullBuild(
    promotedBranch = branch.branchName,
    prepTask = branch.prepNightlyTaskName(),
    promoteTask = branch.promoteNightlyTaskName(),
    triggerName = "QuickFeedback",
    vcsRootId = gradlePromotionBranches
) {
    init {

    fun `publish milestone build type runs three gradle invocations`(branch: String, promoteTaskName: String) {
        val model = setupModelFor(branch)
        val nightlySnapshot = model.findBuildTypeByName("Release - Milestone")

        val steps = nightlySnapshot.steps.items
        assertEquals(3, steps.size)

    get() = environmentVariable(BUILD_BRANCH).orElse(currentGitBranchViaFileSystemQuery())


/**
 * The logical branch.
 * For non-merge-queue branches this is the same as {@link #buildBranch}.
 * For merge-queue branches, this is the base branch.
 *
 * For example, for the merge queue branch "gh-readonly-queue/master/pr-12345-1a2b3c4d" the logical branch is "master".
 */