react-async/dist-src/status.js

React component for declarative promise resolution and data fetching

export const statusTypes = {
  initial: "initial",
  pending: "pending",
  fulfilled: "fulfilled",
  rejected: "rejected"
};
export const getInitialStatus = (value, promise) => {
  if (value instanceof Error) return statusTypes.rejected;
  if (value !== undefined) return statusTypes.fulfilled;
  if (promise) return statusTypes.pending;
  return statusTypes.initial;
};
export const getIdleStatus = value => {
  if (value instanceof Error) return statusTypes.rejected;
  if (value !== undefined) return statusTypes.fulfilled;
  return statusTypes.initial;
};
export const getStatusProps = status => ({
  status,
  isInitial: status === statusTypes.initial,
  isPending: status === statusTypes.pending,
  isLoading: status === statusTypes.pending,
  // alias
  isFulfilled: status === statusTypes.fulfilled,
  isResolved: status === statusTypes.fulfilled,
  // alias
  isRejected: status === statusTypes.rejected,
  isSettled: status === statusTypes.fulfilled || status === statusTypes.rejected
});