src/vs/editor/common/cursor/cursorMoveOperations.ts/MoveOperations/up
class MoveOperations:	public static up(config: CursorConfiguration, model: ICursorSimpleModel, lineNumber: number, column: number, leftoverVisibleColumns: number, count: number, allowMoveOnFirstLine: boolean): CursorPosition {
		return this.vertical(config, model, lineNumber, column, leftoverVisibleColumns, lineNumber - count, allowMoveOnFirstLine, PositionAffinity.LeftOfInjectedText);
	}