src/vs/workbench/api/common/extHostTextEditor.ts/TextEditorEdit/_pushEdit
class TextEditorEdit:	private _pushEdit(range: Range, text: string | null, forceMoveMarkers: boolean): void {
		const validRange = this._document.validateRange(range);
		this._collectedEdits.push({
			range: validRange,
			text: text,
			forceMoveMarkers: forceMoveMarkers
		});
	}