38 lines
1.3 KiB
TypeScript
38 lines
1.3 KiB
TypeScript
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/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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/**
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* Number of months a major version in Angular is actively supported. See:
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* https://angular.io/guide/releases#support-policy-and-schedule.
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*/
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export const majorActiveSupportDuration = 6;
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/**
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* Number of months a major version has active long-term support. See:
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* https://angular.io/guide/releases#support-policy-and-schedule.
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*/
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export const majorActiveTermSupportDuration = 12;
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/**
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* Computes the date when long-term support ends for a major released at the
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* specified date.
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*/
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export function computeLtsEndDateOfMajor(majorReleaseDate: Date): Date {
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return new Date(
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majorReleaseDate.getFullYear(),
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majorReleaseDate.getMonth() + majorActiveSupportDuration + majorActiveTermSupportDuration,
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majorReleaseDate.getDate(), majorReleaseDate.getHours(), majorReleaseDate.getMinutes(),
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majorReleaseDate.getSeconds(), majorReleaseDate.getMilliseconds());
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}
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/** Gets the long-term support NPM dist tag for a given major version. */
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export function getLtsNpmDistTagOfMajor(major: number): string {
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// LTS versions should be tagged in NPM in the following format: `v{major}-lts`.
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return `v${major}-lts`;
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}
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