Provides history navigation up and down, saving the current line, a well
as history-search functionality (Ctrl R
in bash) letting you quickly find
& filter previous commands by entering a sub-string.
A filter that implements "undo" functionality in the ammonite REPL.
Filters for simple operation of a terminal: cursor-navigation (including with all the modifier keys), enter/ctrl-c-exit, etc.
Filters have hook into the various {Ctrl,Shift,Fn,Alt}x{Up,Down,Left,Right} combination keys, and make them behave similarly as they would on a normal GUI text editor: alt-{left, right} for word movement, hold-down-shift for text selection, etc.
Filters for injection of readline-specific hotkeys, the sort that are available in bash, python and most other interactive command-lines