src/vs/editor/browser/widget/codeEditorWidget.ts/CodeEditorWidget/_revealLines
class CodeEditorWidget:	private _revealLines(startLineNumber: number, endLineNumber: number, verticalType: VerticalRevealType, scrollType: editorCommon.ScrollType): void {
		if (typeof startLineNumber !== 'number' || typeof endLineNumber !== 'number') {
			throw new Error('Invalid arguments');
		}

		this._sendRevealRange(
			new Range(startLineNumber, 1, endLineNumber, 1),
			verticalType,
			false,
			scrollType
		);
	}