angular-cn/dev-infra/release/publish/actions/cut-lts-patch.ts

94 lines
3.8 KiB
TypeScript

/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {ListChoiceOptions, prompt} from 'inquirer';
import * as semver from 'semver';
import {ActiveReleaseTrains} from '../../versioning/active-release-trains';
import {semverInc} from '../../versioning/inc-semver';
import {fetchLongTermSupportBranchesFromNpm} from '../../versioning/long-term-support';
import {ReleaseAction} from '../actions';
/** Interface describing an LTS version branch. */
interface LtsBranch {
/** Name of the branch. */
name: string;
/** Most recent version for the given LTS branch. */
version: semver.SemVer;
/** NPM dist tag for the LTS version. */
npmDistTag: string;
}
/**
* Release action that cuts a new patch release for an active release-train in the long-term
* support phase. The patch segment is incremented. The changelog is generated for the new
* patch version, but also needs to be cherry-picked into the next development branch.
*/
export class CutLongTermSupportPatchAction extends ReleaseAction {
/** Promise resolving an object describing long-term support branches. */
ltsBranches = fetchLongTermSupportBranchesFromNpm(this.config);
async getDescription() {
const {active} = await this.ltsBranches;
return `Cut a new release for an active LTS branch (${active.length} active).`;
}
async perform() {
const ltsBranch = await this._promptForTargetLtsBranch();
const newVersion = semverInc(ltsBranch.version, 'patch');
const {id} = await this.checkoutBranchAndStageVersion(newVersion, ltsBranch.name);
await this.waitForPullRequestToBeMerged(id);
await this.buildAndPublish(newVersion, ltsBranch.name, ltsBranch.npmDistTag);
await this.cherryPickChangelogIntoNextBranch(newVersion, ltsBranch.name);
}
/** Prompts the user to select an LTS branch for which a patch should but cut. */
private async _promptForTargetLtsBranch(): Promise<LtsBranch> {
const {active, inactive} = await this.ltsBranches;
const activeBranchChoices = active.map(branch => this._getChoiceForLtsBranch(branch));
// If there are inactive LTS branches, we allow them to be selected. In some situations,
// patch releases are still cut for inactive LTS branches. e.g. when the LTS duration
// has been increased due to exceptional events ()
if (inactive.length !== 0) {
activeBranchChoices.push({name: 'Inactive LTS versions (not recommended)', value: null});
}
const {activeLtsBranch, inactiveLtsBranch} =
await prompt<{activeLtsBranch: LtsBranch | null, inactiveLtsBranch: LtsBranch}>([
{
name: 'activeLtsBranch',
type: 'list',
message: 'Please select a version for which you want to cut a LTS patch',
choices: activeBranchChoices,
},
{
name: 'inactiveLtsBranch',
type: 'list',
when: o => o.activeLtsBranch === null,
message: 'Please select an inactive LTS version for which you want to cut a LTS patch',
choices: inactive.map(branch => this._getChoiceForLtsBranch(branch)),
}
]);
return activeLtsBranch ?? inactiveLtsBranch;
}
/** Gets an inquirer choice for the given LTS branch. */
private _getChoiceForLtsBranch(branch: LtsBranch): ListChoiceOptions {
return {name: `v${branch.version.major} (from ${branch.name})`, value: branch};
}
static async isActive(active: ActiveReleaseTrains) {
// LTS patch versions can be only cut if there are release trains in LTS phase.
// This action is always selectable as we support publishing of old LTS branches,
// and have prompt for selecting an LTS branch when the action performs.
return true;
}
}