Method parse

packages/migrate/src/commands/DbDrop.ts:64–142

(argv: string[], config: PrismaConfigInternal, baseDir: string)

`)

  public async parse(argv: string[], config: PrismaConfigInternal, baseDir: string): Promise<string | Error> {
    const args = arg(argv, {
      '--help': Boolean,
      '-h': '--help',
      '--preview-feature': Boolean,
      '--force': Boolean,
      '-f': '--force',
      '--schema': String,
      '--config': String,
      '--telemetry-information': String,
    })

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

    if (args['--help']) {
      return this.help()
    }

    if (!args['--preview-feature']) {
      throw new PreviewFlagError()
    }

    const schemaContext = await loadSchemaContext({
      schemaPath: createSchemaPathInput({
        schemaPathFromArgs: args['--schema'],
        schemaPathFromConfig: config.schema,
        baseDir,
      }),
    })

    const cmd = 'db drop'
    const validatedConfig = validatePrismaConfigWithDatasource({ config, cmd })

    checkUnsupportedDataProxy({ cmd, validatedConfig })

    const datasourceInfo = parseDatasourceInfo(schemaContext.primaryDatasource, validatedConfig)
    printDatasource({ datasourceInfo })

    process.stdout.write('\n') // empty line

    if (!args['--force']) {
      if (!canPrompt()) {
        throw new DbDropNeedsForceError('drop')
      }

      const confirmation = await prompt({
        type: 'text',
        name: 'value',
        message: `Enter the ${datasourceInfo.prettyProvider} database name "${
          datasourceInfo.dbName
        }" to drop it.\nLocation: "${datasourceInfo.dbLocation}".\n${red('All data will be lost')}.`,
      })
      process.stdout.write('\n') // empty line

      if (!confirmation.value) {
        process.stdout.write('Drop cancelled.\n')