paper

terms

view = the entire file window = the currently visible portion of the view

process

display mode

• display view through window
• inputs:
  • (.) change to command mode
  • (#) filter by line number
  • (/) filter by search item
  • (j) move window 1/4 window down
  • (k) move window 1/4 window up

command mode

• allow user to enter commands involving views
• display command being entered along with suggestions
• inputs:
  • (Enter) execute command
  • (edit) edit command
  • (C-C) return to display mode
• commands:
  • see file
  • put
  • end

filter modes

• allow user to select desired text to act upon
• inputs:
  • (Enter) change to action mode
  • (Tab) stack a new filter
  • (edit) edit filter input
  • (C-C) return to display mode

(#) Line number

• (digits) line number
• (digits)(.)(digits) range between 2 numbers
• (digits)(+/-)(digits) range starting at first number and going 2nd number up or down

action mode

• user specifies an action to be taken on the filtered text
• inputs:
  • (i) insert before filter
  • (I) insert after filter

edit mode

• allow user to edit view
• inputs:
  • (edit) edit view