Method parse

packages/cli/src/CLI.ts:30–102

(argv: string[], config: PrismaConfigInternal, baseDir: string = process.cwd())

  ) {}

  async parse(argv: string[], config: PrismaConfigInternal, baseDir: string = process.cwd()): Promise<string | Error> {
    const args = arg(argv, {
      '--help': Boolean,
      '-h': '--help',
      '--version': Boolean,
      '-v': '--version',
      '--config': String,
      '--json': Boolean, // for -v
      '--experimental': Boolean,
      '--preview-feature': Boolean,
      '--early-access': Boolean,
      '--telemetry-information': String,
    })

    if (isError(args)) {
      return this.help(args.message)
    }

    // display help for help flag or no subcommand
    if (!args['--version'] && (args._.length === 0 || args['--help'])) {
      return this.help()
    }

    if (args['--version']) {
      await ensureNeededBinariesExist({
        download: this.download,
      })
      return Version.new().parse(argv, config, baseDir)
    }

    // check if we have that subcommand
    const cmdName = args._[0]
    // Throw if "lift"
    if (cmdName === 'lift') {
      throw new Error(`${red('prisma lift')} has been renamed to ${green('prisma migrate')}`)
    }

    const cmd = this.cmds[cmdName]
    if (cmd) {
      // Only track if the command actually exists
      const checkResultPromise = runCheckpointClientCheck({ schemaPathFromConfig: config.schema, baseDir }).catch(
        () => {
          /* noop */
        },
      )

      // if we have that subcommand, let's ensure that the binary is there in case the command needs it
      if (this.ensureBinaries.includes(cmdName)) {
        await ensureNeededBinariesExist({
          download: this.download,
        })
      }

      let argsForCmd: string[]
      if (args['--experimental']) {
        argsForCmd = [...args._.slice(1), `--experimental=${args['--experimental']}`]
      } else if (args['--preview-feature']) {
        argsForCmd = [...args._.slice(1), `--preview-feature=${args['--preview-feature']}`]