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lines changed Original file line number Diff line number Diff line change 1- 4446e3edda6a3ef9dd34afcabb5ebff0747d5f93
1+ a1dd504059925c9925ad9d36f0cf67ad8ea62eb0
Original file line number Diff line number Diff line change @@ -112,7 +112,7 @@ class TextSelectionPoint {
112112/// the [VerticalCaretMovementRun] must not be used. The [isValid] property must
113113/// be checked before calling [movePrevious] and [moveNext] , or accessing
114114/// [current] .
115- class VerticalCaretMovementRun extends BidirectionalIterator <TextPosition > {
115+ class VerticalCaretMovementRun extends Iterator <TextPosition > {
116116 VerticalCaretMovementRun ._(
117117 this ._editable,
118118 this ._lineMetrics,
@@ -186,7 +186,9 @@ class VerticalCaretMovementRun extends BidirectionalIterator<TextPosition> {
186186 return true ;
187187 }
188188
189- @override
189+ /// Move back to the previous element.
190+ ///
191+ /// Returns true and updates [current] if successful.
190192 bool movePrevious () {
191193 assert (isValid);
192194 if (_currentLine <= 0 ) {
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