mirror of
https://github.com/pulsar-edit/pulsar.git
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Add subword navigation
- Add commands for moving, selecting, and deleting camelCase words
This commit is contained in:
Darrell Sandstrom
parent
115f519d6a
commit
a8c4943d91
@ -4071,3 +4071,277 @@ describe "TextEditor", ->
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editor.checkoutHeadRevision()
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waitsForPromise -> editor.checkoutHeadRevision()
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describe ".moveToPreviousSubwordBoundary", ->
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it 'does not change an empty file', ->
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editor.setText('')
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 0])
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it "traverses normal words", ->
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editor.setText("_word \n")
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editor.setCursorBufferPosition([0, 6])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 5])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 1])
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editor.setText(" word\n")
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editor.setCursorBufferPosition([0, 3])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 1])
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it "traverses camelCase words", ->
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editor.setText(" getPreviousWord\n")
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editor.setCursorBufferPosition([0, 16])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 12])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 4])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 1])
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it "traverses consecutive non-word characters", ->
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editor.setText("e, => \n")
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editor.setCursorBufferPosition([0, 6])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 3])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 1])
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it "traverses consecutive uppercase characters", ->
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editor.setText(" AAADF \n")
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editor.setCursorBufferPosition([0, 7])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 6])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 1])
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editor.setText("ALPhA\n")
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editor.setCursorBufferPosition([0, 4])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 2])
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it "traverses consecutive numbers", ->
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editor.setText(" 88 \n")
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editor.setCursorBufferPosition([0, 4])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 3])
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editor.moveToPreviousSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 1])
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describe "when 2 cursors", ->
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it "traverses both camelCase words", ->
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editor.setText("curOp\ncursorOptions\n")
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editor.setCursorBufferPosition([0, 8])
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editor.addCursorAtBufferPosition([1, 13])
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[cursor1, cursor2] = editor.getCursors()
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editor.moveToPreviousSubwordBoundary()
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expect(cursor1.getBufferPosition()).toEqual([0, 3])
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expect(cursor2.getBufferPosition()).toEqual([1, 6])
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describe ".moveToNextSubwordBoundary", ->
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it 'does not change an empty file', ->
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editor.setText('')
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 0])
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it "traverses normal words", ->
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editor.setText(" word_ \n")
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editor.setCursorBufferPosition([0, 0])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 1])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 5])
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editor.setText("word \n")
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editor.setCursorBufferPosition([0, 0])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 4])
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it "traverses camelCase words", ->
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editor.setText("getPreviousWord \n")
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editor.setCursorBufferPosition([0, 0])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 3])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 11])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 15])
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it "traverses consecutive non-word characters", ->
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editor.setText(", => \n")
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editor.setCursorBufferPosition([0, 0])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 1])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 4])
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it "traverses consecutive uppercase characters", ->
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editor.setText(" AAADF \n")
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editor.setCursorBufferPosition([0, 0])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 1])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 6])
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editor.setText("ALPhA\n")
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editor.setCursorBufferPosition([0, 0])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 2])
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it "traverses consecutive numbers", ->
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editor.setText(" 88 \n")
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editor.setCursorBufferPosition([0, 0])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 1])
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editor.moveToNextSubwordBoundary()
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expect(editor.getCursorBufferPosition()).toEqual([0, 3])
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describe "when 2 cursors", ->
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it "traverses both camelCase words", ->
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editor.setText("curOp\ncursorOptions\n")
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editor.setCursorBufferPosition([0, 0])
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editor.addCursorAtBufferPosition([1, 0])
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[cursor1, cursor2] = editor.getCursors()
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editor.moveToNextSubwordBoundary()
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expect(cursor1.getBufferPosition()).toEqual([0, 3])
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expect(cursor2.getBufferPosition()).toEqual([1, 6])
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describe ".selectToPreviousSubwordBoundary", ->
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it "selects subwords", ->
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editor.setText("")
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editor.insertText("_word\n")
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editor.insertText(" getPreviousWord\n")
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editor.insertText("e, => \n")
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editor.insertText(" 88 \n")
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editor.setCursorBufferPosition([0,5])
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editor.addCursorAtBufferPosition([1,7])
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editor.addCursorAtBufferPosition([2,5])
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editor.addCursorAtBufferPosition([3,3])
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[selection1, selection2, selection3, selection4] = editor.getSelections()
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editor.selectToPreviousSubwordBoundary()
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expect(selection1.getBufferRange()).toEqual([[0,1], [0,5]])
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expect(selection1.isReversed()).toBeTruthy()
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expect(selection2.getBufferRange()).toEqual([[1,4], [1,7]])
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expect(selection2.isReversed()).toBeTruthy()
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expect(selection3.getBufferRange()).toEqual([[2,3], [2,5]])
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expect(selection3.isReversed()).toBeTruthy()
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expect(selection4.getBufferRange()).toEqual([[3,1], [3,3]])
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expect(selection4.isReversed()).toBeTruthy()
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describe ".selectToNextSubwordBoundary", ->
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it "selects subwords", ->
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editor.setText("")
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editor.insertText("word_\n")
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editor.insertText("getPreviousWord\n")
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editor.insertText("e, => \n")
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editor.insertText(" 88 \n")
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editor.setCursorBufferPosition([0,1])
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editor.addCursorAtBufferPosition([1,7])
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editor.addCursorAtBufferPosition([2,2])
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editor.addCursorAtBufferPosition([3,1])
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[selection1, selection2, selection3, selection4] = editor.getSelections()
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editor.selectToNextSubwordBoundary()
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expect(selection1.getBufferRange()).toEqual([[0,1], [0,4]])
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expect(selection1.isReversed()).toBeFalsy()
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expect(selection2.getBufferRange()).toEqual([[1,7], [1,11]])
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expect(selection2.isReversed()).toBeFalsy()
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expect(selection3.getBufferRange()).toEqual([[2,2], [2,5]])
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expect(selection3.isReversed()).toBeFalsy()
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expect(selection4.getBufferRange()).toEqual([[3,1], [3,3]])
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expect(selection4.isReversed()).toBeFalsy()
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describe ".deleteToBeginningOfSubword", ->
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it "deletes subwords", ->
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editor.setText("")
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editor.insertText("_word\n")
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editor.insertText(" getPreviousWord\n")
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editor.insertText("e, => \n")
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editor.insertText(" 88 \n")
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editor.setCursorBufferPosition([0,5])
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editor.addCursorAtBufferPosition([1,7])
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editor.addCursorAtBufferPosition([2,5])
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editor.addCursorAtBufferPosition([3,3])
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[cursor1, cursor2, cursor3, cursor4] = editor.getCursors()
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editor.deleteToBeginningOfSubword()
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expect(buffer.lineForRow(0)).toBe('_')
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expect(buffer.lineForRow(1)).toBe(' getviousWord')
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expect(buffer.lineForRow(2)).toBe('e, ')
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expect(buffer.lineForRow(3)).toBe(' ')
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expect(cursor1.getBufferPosition()).toEqual([0,1])
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expect(cursor2.getBufferPosition()).toEqual([1,4])
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expect(cursor3.getBufferPosition()).toEqual([2,3])
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expect(cursor4.getBufferPosition()).toEqual([3,1])
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editor.deleteToBeginningOfSubword()
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expect(buffer.lineForRow(0)).toBe('')
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expect(buffer.lineForRow(1)).toBe(' viousWord')
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expect(buffer.lineForRow(2)).toBe('e ')
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expect(buffer.lineForRow(3)).toBe(' ')
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expect(cursor1.getBufferPosition()).toEqual([0,0])
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expect(cursor2.getBufferPosition()).toEqual([1,1])
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expect(cursor3.getBufferPosition()).toEqual([2,1])
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expect(cursor4.getBufferPosition()).toEqual([3,0])
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editor.deleteToBeginningOfSubword()
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expect(buffer.lineForRow(0)).toBe('')
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expect(buffer.lineForRow(1)).toBe('viousWord')
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expect(buffer.lineForRow(2)).toBe(' ')
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expect(buffer.lineForRow(3)).toBe('')
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expect(cursor1.getBufferPosition()).toEqual([0,0])
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expect(cursor2.getBufferPosition()).toEqual([1,0])
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expect(cursor3.getBufferPosition()).toEqual([2,0])
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expect(cursor4.getBufferPosition()).toEqual([2,1])
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describe ".deleteToEndOfSubword", ->
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it "deletes subwords", ->
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editor.setText("")
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editor.insertText("word_\n")
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editor.insertText("getPreviousWord \n")
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editor.insertText("e, => \n")
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editor.insertText(" 88 \n")
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editor.setCursorBufferPosition([0,0])
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editor.addCursorAtBufferPosition([1,0])
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editor.addCursorAtBufferPosition([2,2])
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editor.addCursorAtBufferPosition([3,0])
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[cursor1, cursor2, cursor3, cursor4] = editor.getCursors()
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editor.deleteToEndOfSubword()
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expect(buffer.lineForRow(0)).toBe('_')
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expect(buffer.lineForRow(1)).toBe('PreviousWord ')
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expect(buffer.lineForRow(2)).toBe('e, ')
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expect(buffer.lineForRow(3)).toBe('88 ')
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expect(cursor1.getBufferPosition()).toEqual([0,0])
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expect(cursor2.getBufferPosition()).toEqual([1,0])
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expect(cursor3.getBufferPosition()).toEqual([2,2])
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expect(cursor4.getBufferPosition()).toEqual([3,0])
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editor.deleteToEndOfSubword()
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expect(buffer.lineForRow(0)).toBe('Word ')
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expect(buffer.lineForRow(1)).toBe('e, ')
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expect(buffer.lineForRow(2)).toBe('')
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expect(cursor1.getBufferPosition()).toEqual([0,0])
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expect(cursor2.getBufferPosition()).toEqual([0,0])
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expect(cursor3.getBufferPosition()).toEqual([1,2])
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expect(cursor4.getBufferPosition()).toEqual([1,2])
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@ -407,6 +407,21 @@ class Cursor extends Model
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if position = @getNextWordBoundaryBufferPosition()
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@setBufferPosition(position)
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# Public: Moves the cursor to the previous subword boundary.
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moveToPreviousSubwordBoundary: ->
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options = {wordRegex: @subwordRegExp(backwards: true)}
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if position = @getPreviousWordBoundaryBufferPosition(options)
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# HACK: to fix going left on first line
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if position.isEqual(@getBufferPosition())
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position = new Point(position.row, 0)
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@setBufferPosition(position)
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# Public: Moves the cursor to the next subword boundary.
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moveToNextSubwordBoundary: ->
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options = {wordRegex: @subwordRegExp()}
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if position = @getNextWordBoundaryBufferPosition(options)
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@setBufferPosition(position)
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# Public: Moves the cursor to the beginning of the buffer line, skipping all
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# whitespace.
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skipLeadingWhitespace: ->
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@ -650,6 +665,25 @@ class Cursor extends Model
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segments.push("[#{_.escapeRegExp(nonWordCharacters)}]+")
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new RegExp(segments.join("|"), "g")
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# Public: Get the RegExp used by the cursor to determine what a "subword" is.
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#
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# * `options` (optional) {Object} with the following keys:
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# * `backwards` A {Boolean} indicating whether to look forwards or backwards
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# for the next subword. (default: false)
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#
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# Returns a {RegExp}.
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subwordRegExp: (options={}) ->
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nonWordCharacters = atom.config.get('editor.nonWordCharacters', scope: @getScopeDescriptor())
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segments = ["^[\t ]*$"]
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segments.push("[A-Z]?[a-z]+")
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segments.push("[A-Z]+(?![a-z])")
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segments.push("\\d+")
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if options.backwards
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segments.push("[#{_.escapeRegExp(nonWordCharacters)}]+\\s*")
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else
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segments.push("\\s*[#{_.escapeRegExp(nonWordCharacters)}]+")
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new RegExp(segments.join("|"), "g")
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###
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Section: Private
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###
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@ -291,6 +291,14 @@ class Selection extends Model
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selectToNextWordBoundary: ->
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@modifySelection => @cursor.moveToNextWordBoundary()
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# Public: Selects text to the previous subword boundary.
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selectToPreviousSubwordBoundary: ->
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@modifySelection => @cursor.moveToPreviousSubwordBoundary()
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# Public: Selects text to the next subword boundary.
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selectToNextSubwordBoundary: ->
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@modifySelection => @cursor.moveToNextSubwordBoundary()
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# Public: Selects all the text from the current cursor position to the
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# beginning of the next paragraph.
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selectToBeginningOfNextParagraph: ->
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@ -454,6 +462,18 @@ class Selection extends Model
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@selectToEndOfWord() if @isEmpty()
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@deleteSelectedText()
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# Public: Removes the selection or all characters from the start of the
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# selection to the end of the current word if nothing is selected.
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deleteToBeginningOfSubword: ->
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@selectToPreviousSubwordBoundary() if @isEmpty()
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@deleteSelectedText()
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# Public: Removes the selection or all characters from the start of the
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# selection to the end of the current word if nothing is selected.
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deleteToEndOfSubword: ->
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@selectToNextSubwordBoundary() if @isEmpty()
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@deleteSelectedText()
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# Public: Removes only the selected text.
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deleteSelectedText: ->
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bufferRange = @getBufferRange()
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@ -259,6 +259,8 @@ atom.commands.add 'atom-text-editor', stopEventPropagation(
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'editor:move-to-beginning-of-next-word': -> @moveToBeginningOfNextWord()
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'editor:move-to-previous-word-boundary': -> @moveToPreviousWordBoundary()
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'editor:move-to-next-word-boundary': -> @moveToNextWordBoundary()
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'editor:move-to-previous-subword-boundary': -> @moveToPreviousSubwordBoundary()
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'editor:move-to-next-subword-boundary': -> @moveToNextSubwordBoundary()
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'editor:select-to-beginning-of-next-paragraph': -> @selectToBeginningOfNextParagraph()
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'editor:select-to-beginning-of-previous-paragraph': -> @selectToBeginningOfPreviousParagraph()
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'editor:select-to-end-of-line': -> @selectToEndOfLine()
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@ -268,6 +270,8 @@ atom.commands.add 'atom-text-editor', stopEventPropagation(
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'editor:select-to-beginning-of-next-word': -> @selectToBeginningOfNextWord()
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'editor:select-to-next-word-boundary': -> @selectToNextWordBoundary()
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'editor:select-to-previous-word-boundary': -> @selectToPreviousWordBoundary()
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'editor:select-to-next-subword-boundary': -> @selectToNextSubwordBoundary()
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'editor:select-to-previous-subword-boundary': -> @selectToPreviousSubwordBoundary()
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'editor:select-to-first-character-of-line': -> @selectToFirstCharacterOfLine()
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'editor:select-line': -> @selectLinesContainingCursors()
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)
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@ -282,6 +286,8 @@ atom.commands.add 'atom-text-editor', stopEventPropagationAndGroupUndo(
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'editor:delete-to-beginning-of-line': -> @deleteToBeginningOfLine()
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'editor:delete-to-end-of-line': -> @deleteToEndOfLine()
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'editor:delete-to-end-of-word': -> @deleteToEndOfWord()
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'editor:delete-to-beginning-of-subword': -> @deleteToBeginningOfSubword()
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'editor:delete-to-end-of-subword': -> @deleteToEndOfSubword()
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'editor:delete-line': -> @deleteLine()
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'editor:cut-to-end-of-line': -> @cutToEndOfLine()
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'editor:transpose': -> @transpose()
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@ -1083,6 +1083,18 @@ class TextEditor extends Model
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deleteToBeginningOfWord: ->
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@mutateSelectedText (selection) -> selection.deleteToBeginningOfWord()
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# Extended: For each selection, if the selection is empty, delete all characters
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# of the containing subword following the cursor. Otherwise delete the selected
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# text.
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deleteToBeginningOfSubword: ->
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@mutateSelectedText (selection) -> selection.deleteToBeginningOfSubword()
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# Extended: For each selection, if the selection is empty, delete all characters
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# of the containing subword following the cursor. Otherwise delete the selected
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# text.
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deleteToEndOfSubword: ->
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@mutateSelectedText (selection) -> selection.deleteToEndOfSubword()
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# Extended: For each selection, if the selection is empty, delete all characters
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# of the containing line that precede the cursor. Otherwise delete the
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# selected text.
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@ -1733,6 +1745,14 @@ class TextEditor extends Model
|
||||
deprecate("Use TextEditor::moveToNextWordBoundary() instead")
|
||||
@moveToNextWordBoundary()
|
||||
|
||||
# Extended: Move every cursor to the previous subword boundary.
|
||||
moveToPreviousSubwordBoundary: ->
|
||||
@moveCursors (cursor) -> cursor.moveToPreviousSubwordBoundary()
|
||||
|
||||
# Extended: Move every cursor to the next subword boundary.
|
||||
moveToNextSubwordBoundary: ->
|
||||
@moveCursors (cursor) -> cursor.moveToNextSubwordBoundary()
|
||||
|
||||
# Extended: Move every cursor to the beginning of the next paragraph.
|
||||
moveToBeginningOfNextParagraph: ->
|
||||
@moveCursors (cursor) -> cursor.moveToBeginningOfNextParagraph()
|
||||
@ -2061,6 +2081,20 @@ class TextEditor extends Model
|
||||
selectToEndOfWord: ->
|
||||
@expandSelectionsForward (selection) -> selection.selectToEndOfWord()
|
||||
|
||||
# Extended: For each selection, move its cursor to the preceding subword
|
||||
# boundary while maintaining the selection's tail position.
|
||||
#
|
||||
# This method may merge selections that end up intersecting.
|
||||
selectToPreviousSubwordBoundary: ->
|
||||
@expandSelectionsBackward (selection) -> selection.selectToPreviousSubwordBoundary()
|
||||
|
||||
# Extended: For each selection, move its cursor to the next subword boundary
|
||||
# while maintaining the selection's tail position.
|
||||
#
|
||||
# This method may merge selections that end up intersecting.
|
||||
selectToNextSubwordBoundary: ->
|
||||
@expandSelectionsForward (selection) -> selection.selectToNextSubwordBoundary()
|
||||
|
||||
# Essential: For each cursor, select the containing line.
|
||||
#
|
||||
# This method merges selections on successive lines.
|
||||
|
||||
Loading…
Reference in New Issue
Block a user