How to use @gitmoji-changelog/core - 10 common examples

logger.info(`use preset ${options.preset}`)
    if (!fs.existsSync(path.join(__dirname, 'presets', `${options.preset}.js`))) {
      throw Error(`The preset ${options.preset} doesn't exist`)
    }
    // eslint-disable-next-line global-require
    const loadProjectInfo = require(`./presets/${options.preset}.js`)
    projectInfo = await loadProjectInfo()
  } catch (e) {
    logger.error(e)
    // Force quit if the requested preset doesn't exist
    return process.exit(0)
  }

  if (options.groupSimilarCommits) {
    logger.warn('⚗️  You are using a beta feature - may not working as expected')
    logger.warn('Feel free to open issues or PR into gitmoji-changelog')
    logger.warn('\t> https://github.com/frinyvonnick/gitmoji-changelog')
  }

  try {
    switch (options.format) {
      case 'json': {
        const changelog = await getChangelog(options, projectInfo)

        logMetaData(changelog)

        fs.writeFileSync(options.output, JSON.stringify(changelog))
        break
      }
      default: {
        const lastVersion = await getLatestVersion(options.output)
        const newOptions = set(options, 'meta.lastVersion', lastVersion)

try {
    logger.info(`use preset ${options.preset}`)
    if (!fs.existsSync(path.join(__dirname, 'presets', `${options.preset}.js`))) {
      throw Error(`The preset ${options.preset} doesn't exist`)
    }
    // eslint-disable-next-line global-require
    const loadProjectInfo = require(`./presets/${options.preset}.js`)
    projectInfo = await loadProjectInfo()
  } catch (e) {
    logger.error(e)
    // Force quit if the requested preset doesn't exist
    return process.exit(0)
  }

  if (options.groupSimilarCommits) {
    logger.warn('⚗️  You are using a beta feature - may not working as expected')
    logger.warn('Feel free to open issues or PR into gitmoji-changelog')
    logger.warn('\t> https://github.com/frinyvonnick/gitmoji-changelog')
  }

  try {
    switch (options.format) {
      case 'json': {
        const changelog = await getChangelog(options, projectInfo)

        logMetaData(changelog)

        fs.writeFileSync(options.output, JSON.stringify(changelog))
        break
      }
      default: {
        const lastVersion = await getLatestVersion(options.output)

async function main(options = {}) {
  logger.start(`gitmoji-changelog v${pkg.version}`)
  logger.info(`${options.mode} ${options.output}`)

  try {
    const latestVersion = await getGitmojiChangelogLatestVersion()
    if (semverCompare(latestVersion, pkg.version) > 0) {
      logger.warn(`You got an outdated version of gitmoji-changelog, please update! (yours: ${pkg.version}, latest: ${latestVersion})`)
      logger.warn('Just do the following npm command to update it:')
      logger.warn('\t> npm install -g gitmoji-changelog@latest')
    }
  } catch (e) { /* ignore error */ }

  let projectInfo
  try {
    logger.info(`use preset ${options.preset}`)
    if (!fs.existsSync(path.join(__dirname, 'presets', `${options.preset}.js`))) {
      throw Error(`The preset ${options.preset} doesn't exist`)
    }
    // eslint-disable-next-line global-require
    const loadProjectInfo = require(`./presets/${options.preset}.js`)
    projectInfo = await loadProjectInfo()
  } catch (e) {
    logger.error(e)
    // Force quit if the requested preset doesn't exist
    return process.exit(0)

if (!fs.existsSync(path.join(__dirname, 'presets', `${options.preset}.js`))) {
      throw Error(`The preset ${options.preset} doesn't exist`)
    }
    // eslint-disable-next-line global-require
    const loadProjectInfo = require(`./presets/${options.preset}.js`)
    projectInfo = await loadProjectInfo()
  } catch (e) {
    logger.error(e)
    // Force quit if the requested preset doesn't exist
    return process.exit(0)
  }

  if (options.groupSimilarCommits) {
    logger.warn('⚗️  You are using a beta feature - may not working as expected')
    logger.warn('Feel free to open issues or PR into gitmoji-changelog')
    logger.warn('\t> https://github.com/frinyvonnick/gitmoji-changelog')
  }

  try {
    switch (options.format) {
      case 'json': {
        const changelog = await getChangelog(options, projectInfo)

        logMetaData(changelog)

        fs.writeFileSync(options.output, JSON.stringify(changelog))
        break
      }
      default: {
        const lastVersion = await getLatestVersion(options.output)
        const newOptions = set(options, 'meta.lastVersion', lastVersion)

async function main(options = {}) {
  logger.start(`gitmoji-changelog v${pkg.version}`)
  logger.info(`${options.mode} ${options.output}`)

  try {
    const latestVersion = await getGitmojiChangelogLatestVersion()
    if (semverCompare(latestVersion, pkg.version) > 0) {
      logger.warn(`You got an outdated version of gitmoji-changelog, please update! (yours: ${pkg.version}, latest: ${latestVersion})`)
      logger.warn('Just do the following npm command to update it:')
      logger.warn('\t> npm install -g gitmoji-changelog@latest')
    }
  } catch (e) { /* ignore error */ }

  let projectInfo
  try {
    logger.info(`use preset ${options.preset}`)
    if (!fs.existsSync(path.join(__dirname, 'presets', `${options.preset}.js`))) {
      throw Error(`The preset ${options.preset} doesn't exist`)
    }
    // eslint-disable-next-line global-require
    const loadProjectInfo = require(`./presets/${options.preset}.js`)
    projectInfo = await loadProjectInfo()
  } catch (e) {
    logger.error(e)
    // Force quit if the requested preset doesn't exist
    return process.exit(0)
  }

  if (options.groupSimilarCommits) {
    logger.warn('⚗️  You are using a beta feature - may not working as expected')
    logger.warn('Feel free to open issues or PR into gitmoji-changelog')
    logger.warn('\t> https://github.com/frinyvonnick/gitmoji-changelog')

// Handle the case where changelog file exist but there isn't a previous version
        if (options.mode === 'update' && !lastVersion) {
          newOptions.mode = 'init'

          fs.unlinkSync(options.output)
        }

        const changelog = await getChangelog(newOptions, projectInfo)

        logMetaData(changelog)
        await buildMarkdownFile(changelog, newOptions)
      }
    }
    logger.success(`changelog updated into ${options.output}`)
  } catch (e) {
    logger.error(e)
  }

  // force quit (if the latest version request is pending, we don't wait for it)
  return process.exit(0)
}

const newOptions = set(options, 'meta.lastVersion', lastVersion)

        // Handle the case where changelog file exist but there isn't a previous version
        if (options.mode === 'update' && !lastVersion) {
          newOptions.mode = 'init'

          fs.unlinkSync(options.output)
        }

        const changelog = await getChangelog(newOptions, projectInfo)

        logMetaData(changelog)
        await buildMarkdownFile(changelog, newOptions)
      }
    }
    logger.success(`changelog updated into ${options.output}`)
  } catch (e) {
    logger.error(e)
  }

  // force quit (if the latest version request is pending, we don't wait for it)
  return process.exit(0)
}

async function main(options = {}) {
  logger.start(`gitmoji-changelog v${pkg.version}`)
  logger.info(`${options.mode} ${options.output}`)

  try {
    const latestVersion = await getGitmojiChangelogLatestVersion()
    if (semverCompare(latestVersion, pkg.version) > 0) {
      logger.warn(`You got an outdated version of gitmoji-changelog, please update! (yours: ${pkg.version}, latest: ${latestVersion})`)
      logger.warn('Just do the following npm command to update it:')
      logger.warn('\t> npm install -g gitmoji-changelog@latest')
    }
  } catch (e) { /* ignore error */ }

  let projectInfo
  try {
    logger.info(`use preset ${options.preset}`)
    if (!fs.existsSync(path.join(__dirname, 'presets', `${options.preset}.js`))) {
      throw Error(`The preset ${options.preset} doesn't exist`)
    }
    // eslint-disable-next-line global-require
    const loadProjectInfo = require(`./presets/${options.preset}.js`)
    projectInfo = await loadProjectInfo()
  } catch (e) {
    logger.error(e)

async function main(options = {}) {
  logger.start(`gitmoji-changelog v${pkg.version}`)
  logger.info(`${options.mode} ${options.output}`)

  try {
    const latestVersion = await getGitmojiChangelogLatestVersion()
    if (semverCompare(latestVersion, pkg.version) > 0) {
      logger.warn(`You got an outdated version of gitmoji-changelog, please update! (yours: ${pkg.version}, latest: ${latestVersion})`)
      logger.warn('Just do the following npm command to update it:')
      logger.warn('\t> npm install -g gitmoji-changelog@latest')
    }
  } catch (e) { /* ignore error */ }

  let projectInfo
  try {
    logger.info(`use preset ${options.preset}`)
    if (!fs.existsSync(path.join(__dirname, 'presets', `${options.preset}.js`))) {
      throw Error(`The preset ${options.preset} doesn't exist`)
    }
    // eslint-disable-next-line global-require
    const loadProjectInfo = require(`./presets/${options.preset}.js`)
    projectInfo = await loadProjectInfo()
  } catch (e) {
    logger.error(e)
    // Force quit if the requested preset doesn't exist

async function main(options = {}) {
  logger.start(`gitmoji-changelog v${pkg.version}`)
  logger.info(`${options.mode} ${options.output}`)

  try {
    const latestVersion = await getGitmojiChangelogLatestVersion()
    if (semverCompare(latestVersion, pkg.version) > 0) {
      logger.warn(`You got an outdated version of gitmoji-changelog, please update! (yours: ${pkg.version}, latest: ${latestVersion})`)
      logger.warn('Just do the following npm command to update it:')
      logger.warn('\t> npm install -g gitmoji-changelog@latest')
    }
  } catch (e) { /* ignore error */ }

  let projectInfo
  try {
    logger.info(`use preset ${options.preset}`)
    if (!fs.existsSync(path.join(__dirname, 'presets', `${options.preset}.js`))) {
      throw Error(`The preset ${options.preset} doesn't exist`)