jrelease/lib/createChangelog.js

Rewrite of Vercel's Release

const { htmlEscape } = require('escape-goat')
const changeTypes = require('./changeTypes')

module.exports = (orderedCommits, fromTagHash) => {
  let mdText = ''
  if (!fromTagHash) {
    mdText = 'Initial release'
    return mdText
  }
  if (orderedCommits.ifSkipQuestions.length > 0) { // Flag skip questions = true
    mdText += '### Changes \n\n'
    for (const commit of orderedCommits.ifSkipQuestions) {
      mdText += `- ${htmlEscape((commit.subject.trim() !== '') ? commit.subject : commit.body)}: ${commit.hash}\n` // escape title, because markdown
    }
    mdText += '\n' // Done with type - add newline
    return mdText
  }
  for (const type in orderedCommits) {
    if (orderedCommits[type].length > 0) {
      mdText += `### ${changeTypes.find(t => t.handle === type).pluralName} \n\n`
      for (const commit of orderedCommits[type]) {
        mdText += `- ${htmlEscape((commit.subject.trim() !== '') ? commit.subject : commit.body)}: ${commit.hash}\n` // escape title, because markdown
      }
      mdText += '\n' // Done with type - add newline
    }
  }
  if (mdText.trim().length === 0) mdText = 'No changes since previous release'

  return mdText
}