operator-set-cursor-at.coffee

class setCursorAtStart extends Operator
  @extend()
  restorePositions: false

  mutateSelection: (selection) ->
    selection.cursor.setBufferPosition(@getPointForSelection(selection))

  getPointForSelection: (selection) ->
    @swrap(selection).getBufferPositionFor("start")

class setCursorAtEnd extends setCursorAtStart
  @extend()
  getPointForSelection: (selection) ->
    @swrap(selection).getBufferPositionFor("end").translate([0, -1])

class setCursorAtHead extends setCursorAtEnd
  @extend()

  getPointForSelection: (selection) ->
    if selection.isReversed()
      @swrap(selection).getBufferPositionFor("start")
    else
      super