Function suggestCodemods

packages/next-codemod/bin/upgrade.ts:559–614

(
  initialNextVersion: string,
  targetNextVersion: string
)

}

async function suggestCodemods(
  initialNextVersion: string,
  targetNextVersion: string
): Promise<string[]> {
  // example:
  // codemod version: 15.0.0-canary.45
  // 14.3             -> 15.0.0-canary.45: apply
  // 14.3             -> 15.0.0-canary.44: don't apply
  // 15.0.0-canary.44 -> 15.0.0-canary.45: apply
  // 15.0.0-canary.45 -> 15.0.0-canary.46: don't apply
  // 15.0.0-canary.45 -> 15.0.0          : don't apply
  // 15.0.0-canary.44 -> 15.0.0          : apply
  const initialVersionIndex = TRANSFORMER_INQUIRER_CHOICES.findIndex(
    (codemod) => {
      return compareVersions(codemod.version, initialNextVersion) > 0
    }
  )
  if (initialVersionIndex === -1) {
    return []
  }

  let targetVersionIndex = TRANSFORMER_INQUIRER_CHOICES.findIndex(
    (codemod) => compareVersions(codemod.version, targetNextVersion) > 0
  )
  if (targetVersionIndex === -1) {
    targetVersionIndex = TRANSFORMER_INQUIRER_CHOICES.length
  }

  const relevantCodemods = TRANSFORMER_INQUIRER_CHOICES.slice(
    initialVersionIndex,
    targetVersionIndex
  )

  if (relevantCodemods.length === 0) {
    return []
  }

  const { codemods } = await prompts(
    {
      type: 'multiselect',
      name: 'codemods',
      message: `The following ${pc.blue('codemods')} are recommended for your upgrade. Select the ones to apply.`,
      choices: relevantCodemods.reverse().map(({ title, value, version }) => {
        return {
          title: `(v${version}) ${value}`,
          description: title,
          value,
          selected: true,
        }
      }),
    },
    { onCancel }
  )

  return codemods
}

async function suggestReactCodemods(): Promise<boolean> {