atom-mac-movements.coffee

# Command for alt-up
atom.commands.add 'atom-text-editor', 'custom:move-up': ->
  editor = atom.workspace.getActiveTextEditor()
  for cursor in editor.getCursors()
    if not cursor.isAtBeginningOfLine()
      cursor.moveToBeginningOfLine()
    else
      cursor.moveLeft()
      cursor.moveToBeginningOfLine()

# Command for alt-down
atom.commands.add 'atom-text-editor', 'custom:move-down': ->
  editor = atom.workspace.getActiveTextEditor()
  for cursor in editor.getCursors()
   if not cursor.isAtEndOfLine()
     cursor.moveToEndOfLine()
   else
     cursor.moveRight()
     cursor.moveToEndOfLine()

# Command for alt-shift-up
atom.commands.add 'atom-text-editor', 'custom:select-up': ->
  editor = atom.workspace.getActiveTextEditor()
  for cursor in editor.getCursors()
    if not cursor.isAtBeginningOfLine()
      cursor.selection.selectToBeginningOfLine()
    else
      cursor.selection.selectLeft()
      cursor.selection.selectToBeginningOfLine()

# Command for alt-shift-down
atom.commands.add 'atom-text-editor', 'custom:select-down': ->
  editor = atom.workspace.getActiveTextEditor()
  for cursor in editor.getCursors()
    if not cursor.isAtEndOfLine()
      cursor.selection.selectToEndOfLine()
      while not cursor.isAtEndOfLine()
        cursor.selection.selectRight()
        cursor.selection.selectToEndOfLine()
    else
      cursor.selection.selectRight()
      cursor.selection.selectToEndOfLine()
      while not cursor.isAtEndOfLine()
        cursor.selection.selectRight()
        cursor.selection.selectToEndOfLine()

# Command for alt-left
# This is not the same as native mac behaviour and may need tweaking
# atom.commands.add 'atom-text-editor', 'custom:move-left': ->
#   editor = atom.workspace.getActiveTextEditor()
#   for cursor in editor.getCursors()
#     {row, column} = cursor.getScreenPosition()
#     range = [[row, column - 1], [row, column]]
#     text = editor.getTextInBufferRange(range)
#     if cursor.isAtBeginningOfLine()
#       cursor.moveLeft()
#     else if /\W/.test(text)
#       cursor.moveLeft()
#       cursor.moveToPreviousSubwordBoundary()
#     else
#       cursor.moveToPreviousSubwordBoundary()

# Command for alt-right
# This is not the same as native mac behaviour and may need tweaking
# atom.commands.add 'atom-text-editor', 'custom:move-right': ->
#   editor = atom.workspace.getActiveTextEditor()
#   for cursor in editor.getCursors()
#     {row, column} = cursor.getScreenPosition()
#     range = [[row, column], [row, column + 1]]
#     text = editor.getTextInBufferRange(range)
#     if cursor.isAtEndOfLine()
#       cursor.moveRight()
#     else if /\W/.test(text)
#       cursor.moveRight()
#       cursor.moveToNextSubwordBoundary()
#     else
#       cursor.moveToNextSubwordBoundary()

# Command for alt-shift-left
# This is not the same as native mac behaviour and may need tweaking
# atom.commands.add 'atom-text-editor', 'custom:select-left': ->
#   editor = atom.workspace.getActiveTextEditor()
#   for cursor in editor.getCursors()
#     {row, column} = cursor.getScreenPosition()
#     range = [[row, column - 1], [row, column]]
#     text = editor.getTextInBufferRange(range)
#     if cursor.isAtBeginningOfLine()
#       cursor.selection.selectLeft()
#     else if /\W/.test(text)
#       cursor.selection.selectLeft()
#       cursor.selection.selectToPreviousSubwordBoundary()
#     else
#       cursor.selection.selectToPreviousSubwordBoundary()

# Command for alt-shift-right
# This is not the same as native mac behaviour and may need tweaking
# atom.commands.add 'atom-text-editor', 'custom:select-right': ->
#   editor = atom.workspace.getActiveTextEditor()
#   for cursor in editor.getCursors()
#     {row, column} = cursor.getScreenPosition()
#     range = [[row, column], [row, column + 1]]
#     text = editor.getTextInBufferRange(range)
#     if cursor.isAtEndOfLine()
#       cursor.selection.selectRight()
#     else if /\W/.test(text)
#       cursor.selection.selectRight()
#       cursor.selection.selectToNextSubwordBoundary()
#     else
#       cursor.selection.selectToNextSubwordBoundary()