F.I.L.E

Files in Lambda Expressions – a Haskell-written humble visual file explorer

(UNIX-based OS' only)

Features

Program starts in the root directory

• show help for commands
• list directories in current folder
• list files in current folder
• ascend directory tree (parent folder)
• descend directory tree (child folders)

folders

• create & name folder
• rename folder
  • constraints: no empty names
• delete folder
  • with "do you really want to delete?"-question

files

• create & name file
  • constraints: no content, just file creation
• rename file
  • constraints: no empty names
• edit file (with nano)
• delete file
  • with "do you really want to delete?"-question

future extensions

• move files
• move folders

Project Setup

Requirements

• Docker Desktop version > v19.x

Commands

Reset all docker containers. --- Recommended for first install or when Docker image was modified.

make reset

Remove stopped docker containers. --- Use this to get rid of dangling containers from old images from this project

make clean

Build docker container & Haskell project in the virtual environment. --- Use this to run ghc Main.hs inside docker.

make

Run GHCI inside docker container. --- Use this to run ghci inside docker. Do not forget to load the project with :load Main.hs afterwards.

make run

F.I.L.E Commands

• h - show help
• Arrow Up - selection up
• Arrow Down - selection down
• Enter - enter directory
• q - quit application
• n - new file
• N - new folder
• r - rename file/folder
• e - edit file
• d - delete file/folder
• ESC - exit help