simple-prompt

A simple commandline text prompt library for user input.

The SimplePrompt module provides:

• prompt: returns a string
• promptNonEmpty prompts for non-empty string
• promptInitial with pre-filled initial input
• promptPassword prompts for password
• promptChar prompt for a character
• promptEnter waits for Enter key
• yesNo expects y/n answer
• yesNoDefault [y/N] or [Y/n]

It uses haskeline to read the input.

The SimplePrompt.Internal module provides lower-level access to functional haskeline InputT monad transformer-based prompt functions:

• runPrompt, getPrompt*
• untilInput, mapInput, clearedInput, nonEmptyInput.