src/vs/workbench/contrib/codeEditor/browser/largeFileOptimizations.ts/LargeFileOptimizationsWarner/_update
class LargeFileOptimizationsWarner:	private _update(): void {
		const model = this._editor.getModel();
		if (!model) {
			return;
		}

		if (model.isTooLargeForTokenization()) {
			const message = nls.localize(
				{
					key: 'largeFile',
					comment: [
						'Variable 0 will be a file name.'
					]
				},
				"{0}: tokenization, wrapping and folding have been turned off for this large file in order to reduce memory usage and avoid freezing or crashing.",
				path.basename(model.uri.path)
			);

			this._notificationService.prompt(Severity.Info, message, [
				{
					label: nls.localize('removeOptimizations', "Forcefully Enable Features"),
					run: () => {
						this._configurationService.updateValue(`editor.largeFileOptimizations`, false).then(() => {
							this._notificationService.info(nls.localize('reopenFilePrompt', "Please reopen file in order for this setting to take effect."));
						}, (err) => {
							this._notificationService.error(err);
						});
					}
				}
			], { neverShowAgain: { id: 'editor.contrib.largeFileOptimizationsWarner' } });
		}
	}