KeePass.Ecas.EcasUtil.CompareStrings C# (CSharp) Method

        public static bool CompareStrings(string x, string y, uint uCompareType)
        {
            if(x == null) { Debug.Assert(false); return false; }
            if(y == null) { Debug.Assert(false); return false; }

            if(uCompareType == EcasUtil.StdStringCompareEquals)
                return x.Equals(y, StrUtil.CaseIgnoreCmp);
            if(uCompareType == EcasUtil.StdStringCompareStartsWith)
                return x.StartsWith(y, StrUtil.CaseIgnoreCmp);
            if(uCompareType == EcasUtil.StdStringCompareEndsWith)
                return x.EndsWith(y, StrUtil.CaseIgnoreCmp);

            Debug.Assert(uCompareType == EcasUtil.StdStringCompareContains);
            return (x.IndexOf(y, StrUtil.CaseIgnoreCmp) >= 0);
        }

        private static bool IsMatchEnvironmentVar(EcasCondition c, EcasContext ctx)
        {
            string strName      = EcasUtil.GetParamString(c.Parameters, 0, true);
            uint   uCompareType = EcasUtil.GetParamEnum(c.Parameters, 1,
                                                        EcasUtil.StdStringCompareEquals, EcasUtil.StdStringCompare);
            string strValue = EcasUtil.GetParamString(c.Parameters, 2, true);

            if (string.IsNullOrEmpty(strName) || (strValue == null))
            {
                return(false);
            }

            try
            {
                string strVar = Environment.GetEnvironmentVariable(strName);
                if (strVar == null)
                {
                    return(false);
                }

                return(EcasUtil.CompareStrings(strVar, strValue, uCompareType));
            }
            catch (Exception) { Debug.Assert(false); }

            return(false);
        }