static checkUnsupportedRTLCodes(sUI5Tag, oResult) {
		const rUnsupportedRTLCharacters = /[\u202d\u202e\u2066\u2067\u2068\u2069]/;
		const sResult = JSON.stringify(oResult);
		const iOffset = sResult.search(rUnsupportedRTLCharacters);
		if (iOffset !== -1) {
			throw new Error(`Unsupported RTL character`
				+ ` \\u${sResult.codePointAt(iOffset).toString(16)} found for locale ${sUI5Tag}`);
		}
	}
Checks the generator result for any not yet supported bidirectional (RTL) codes.

@param {string} sUI5Tag
  The UI5 language tag, e.g. "en", "de_CH", "zh_CN" or "sr_Latn"
@param {object} oResult
  The object of the generator's result into which the formatted CLDR data is written
@throws {Error}
  If <code>oResult</code> contains unsupported bidirectional (RTL) codes