src/vs/editor/common/services/textResourceConfigurationService.ts/TextResourceConfigurationService/toResourceConfigurationChangeEvent
class TextResourceConfigurationService:	private toResourceConfigurationChangeEvent(configurationChangeEvent: IConfigurationChangeEvent): ITextResourceConfigurationChangeEvent {
		return {
			affectedKeys: configurationChangeEvent.affectedKeys,
			affectsConfiguration: (resource: URI, configuration: string) => {
				const overrideIdentifier = this.getLanguage(resource, null);
				return configurationChangeEvent.affectsConfiguration(configuration, { resource, overrideIdentifier });
			}
		};
	}