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get word under cursor

/ Published in: Ruby
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  1. # given a line and a cursor position returns the word
  2. # under the cursor. Takes only spaces into account, not punctuation
  3. # characters.
  4.     def _get_word_under_cursor line, pos
  5.       finish = line.index(" ", pos)
  6.       start = line.rindex(" ",pos)
  7.       finish = -1 if finish.nil?
  8.       start = 0 if start.nil?
  9.       return line[start..finish]
  10.     end

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