git.r.bdr.sh - rbdr/dotfiles/blob - atom/packages/vim-mode/lib/utils.coffee

   1 {Range} = require 'atom'
   2
   3 module.exports =
   4   # Public: Determines if a string should be considered linewise or character
   5   #
   6   # text - The string to consider
   7   #
   8   # Returns 'linewise' if the string ends with a line return and 'character'
   9   #  otherwise.
  10   copyType: (text) ->
  11     if text.lastIndexOf("\n") is text.length - 1
  12       'linewise'
  13     else if text.lastIndexOf("\r") is text.length - 1
  14       'linewise'
  15     else
  16       'character'
  17
  18   # Public: return a union of two ranges, or simply the newRange if the oldRange is empty.
  19   #
  20   # Returns a Range
  21   mergeRanges: (oldRange, newRange) ->
  22     oldRange = Range.fromObject oldRange
  23     newRange = Range.fromObject newRange
  24     if oldRange.isEmpty()
  25       newRange
  26     else
  27       oldRange.union(newRange)