src/vs/workbench/contrib/files/browser/editors/fileEditorInput.ts/FileEditorInput/rename
class FileEditorInput:	override rename(group: GroupIdentifier, target: URI): IMoveResult {
		return {
			editor: {
				resource: target,
				encoding: this.getEncoding(),
				options: {
					viewState: this.getViewStateFor(group)
				}
			}
		};
	}