release-please-action/index.js

const core = require('@actions/core')
const { GitHubRelease } = require('release-please/build/src/github-release')
const { ReleasePRFactory } = require('release-please/build/src/release-pr-factory')

const RELEASE_LABEL = 'autorelease: pending'

async function main () {
  const bumpMinorPreMajor = Boolean(core.getInput('bump-minor-pre-major'))
  const monorepoTags = Boolean(core.getInput('monorepo-tags'))
  const packageName = core.getInput('package-name')
  const path = core.getInput('path') ? core.getInput('path') : undefined
  const releaseType = core.getInput('release-type')
  const token = core.getInput('token')
  const fork = core.getInput('fork') ? true : undefined
  const changelogTypes = core.getInput('changelog-types')
  const command = core.getInput('command') ? core.getInput('command') : undefined

  // Parse the changelogTypes if there are any
  let changelogSections
  if (changelogTypes) {
    changelogSections = JSON.parse(changelogTypes)
  }

  // First we check for any merged release PRs (PRs merged with the label
  // "autorelease: pending"):
  if (!command || command === 'github-release') {
    const gr = new GitHubRelease({
      label: RELEASE_LABEL,
      repoUrl: process.env.GITHUB_REPOSITORY,
      packageName,
      path,
      token
    })
    const releaseCreated = await gr.createRelease()
    if (releaseCreated) {
      // eslint-disable-next-line
      const { upload_url, tag_name } = releaseCreated
      core.setOutput('release_created', true)
      core.setOutput('upload_url', upload_url)
      core.setOutput('tag_name', tag_name)
    }
  }

  // Next we check for PRs merged since the last release, and groom the
  // release PR:
  if (!command || command === 'release-pr') {
    const release = ReleasePRFactory.buildStatic(releaseType, {
      monorepoTags,
      packageName,
      path,
      apiUrl: 'https://api.github.com',
      repoUrl: process.env.GITHUB_REPOSITORY,
      fork,
      token: token,
      label: RELEASE_LABEL,
      bumpMinorPreMajor,
      changelogSections
    })
    await release.run()
  }
}

main().catch(err => {
  core.setFailed(`release-please failed: ${err.message}`)
})