getReadEncoding(resource: uri, options: IResolveContentOptions | undefined, detected: encoding.IDetectedEncodingResult): string {
		let preferredEncoding: string | undefined;

		// Encoding passed in as option
		if (options && options.encoding) {
			if (detected.encoding === encoding.UTF8 && options.encoding === encoding.UTF8) {
				preferredEncoding = encoding.UTF8_with_bom; // indicate the file has BOM if we are to resolve with UTF 8
			} else {
				preferredEncoding = options.encoding; // give passed in encoding highest priority
			}
		}

		// Encoding detected
		else if (detected.encoding) {
			if (detected.encoding === encoding.UTF8) {
				preferredEncoding = encoding.UTF8_with_bom; // if we detected UTF-8, it can only be because of a BOM
			} else {
				preferredEncoding = detected.encoding;
			}
		}

		// Encoding configured
		else if (this.textResourceConfigurationService.getValue(resource, 'files.encoding') === encoding.UTF8_with_bom) {
			preferredEncoding = encoding.UTF8; // if we did not detect UTF 8 BOM before, this can only be UTF 8 then
		}

		return this.getEncodingForResource(resource, preferredEncoding);
	}

	private getEncodingForResource(resource: uri, preferredEncoding?: string): string {
		let fileEncoding: string;

		const override = this.getEncodingOverride(resource);
		if (override) {
			fileEncoding = override; // encoding override always wins
		} else if (preferredEncoding) {
			fileEncoding = preferredEncoding; // preferred encoding comes second
		} else {
			fileEncoding = this.textResourceConfigurationService.getValue(resource, 'files.encoding'); // and last we check for settings
		}

		if (!fileEncoding || !encoding.encodingExists(fileEncoding)) {
			fileEncoding = encoding.UTF8; // the default is UTF 8
		}

		return fileEncoding;
	}