@heroku-cli/plugin-addons-v5/commands/addons/docs.js

`heroku addons:*` commands

'use strict'

let cli = require('heroku-cli-util')

async function run(context, heroku) {
  const resolve = require('../../lib/resolve')

  let id = context.args.addon.split(':')[0]
  let addon = await heroku.get(`/addon-services/${encodeURIComponent(id)}`).catch(() => null)
  if (!addon) addon = ((await resolve.addon(heroku, context.app, id))).addon_service
  let url = `https://devcenter.heroku.com/articles/${addon.name}`

  if (context.flags['show-url']) {
    cli.log(url)
  } else {
    cli.log(`Opening ${cli.color.cyan(url)}...`)
    await cli.open(url)
  }
}

module.exports = {
  topic: 'addons',
  command: 'docs',
  wantsApp: true,
  needsAuth: true,
  args: [{name: 'addon'}],
  flags: [{name: 'show-url', description: 'show URL, do not open browser'}],
  run: cli.command({preauth: true}, run),
  description: "open an add-on's Dev Center documentation in your browser",
}