doneit-web/src/app/utils/allowedDocExtension.ts

import { err, ok } from "neverthrow"

export function allowedDocExtension(type: string) {
  if (type == 'application/pdf' || type == 'application/doc' || type == 'application/docx' ||
    type == 'application/xls' || type == 'application/xlsx' || type == 'application/ppt' ||
    type == 'application/pptx' || type == 'application/txt') {

    return ok(true)
  } else {
    return err(false)
  }
}