TryParse() [1/2]

static Exception System.Xml.Schema.XsdDuration.TryParse ( string s, DurationType durationType, out XsdDuration result )

inlinestaticpackage

Definition at line 332 of file XsdDuration.cs.

    {
        Parts parts = Parts.HasNone;
        result = default(XsdDuration);
        s = s.Trim();
        int length = s.Length;
        int offset = 0;
        int i = 0;
        int result2;
        if (offset < length)
        {
            if (s[offset] == '-')
            {
                offset++;
                result._nanoseconds = 2147483648u;
            }
            else
            {
                result._nanoseconds = 0u;
            }
            if (offset < length && s[offset++] == 'P')
            {
                string text = TryParseDigits(s, ref offset, eatDigits: false, out result2, out i);
                if (text != null)
                {
                    goto IL_02ec;
                }
                if (offset < length)
                {
                    if (s[offset] != 'Y')
                    {
                        goto IL_00c1;
                    }
                    if (i != 0)
                    {
                        parts |= Parts.HasYears;
                        result._years = result2;
                        if (++offset == length)
                        {
                            goto IL_02b8;
                        }
                        text = TryParseDigits(s, ref offset, eatDigits: false, out result2, out i);
                        if (text != null)
                        {
                            goto IL_02ec;
                        }
                        if (offset < length)
                        {
                            goto IL_00c1;
                        }
                    }
                }
            }
        }
        goto IL_02d5;
        IL_02ec:
        return new OverflowException(System.SR.Format(System.SR.XmlConvert_Overflow, s, durationType));
        IL_014b:
        if (s[offset] != 'T')
        {
            goto IL_02b0;
        }
        if (i == 0)
        {
            offset++;
            string text = TryParseDigits(s, ref offset, eatDigits: false, out result2, out i);
            if (text != null)
            {
                goto IL_02ec;
            }
            if (offset < length)
            {
                if (s[offset] != 'H')
                {
                    goto IL_01c4;
                }
                if (i != 0)
                {
                    parts |= Parts.HasHours;
                    result._hours = result2;
                    if (++offset == length)
                    {
                        goto IL_02b8;
                    }
                    text = TryParseDigits(s, ref offset, eatDigits: false, out result2, out i);
                    if (text != null)
                    {
                        goto IL_02ec;
                    }
                    if (offset < length)
                    {
                        goto IL_01c4;
                    }
                }
            }
        }
        goto IL_02d5;
        IL_00c1:
        if (s[offset] != 'M')
        {
            goto IL_0106;
        }
        if (i != 0)
        {
            parts |= Parts.HasMonths;
            result._months = result2;
            if (++offset == length)
            {
                goto IL_02b8;
            }
            string text = TryParseDigits(s, ref offset, eatDigits: false, out result2, out i);
            if (text != null)
            {
                goto IL_02ec;
            }
            if (offset < length)
            {
                goto IL_0106;
            }
        }
        goto IL_02d5;
        IL_020a:
        if (s[offset] == '.')
        {
            offset++;
            parts |= Parts.HasSeconds;
            result._seconds = result2;
            string text = TryParseDigits(s, ref offset, eatDigits: true, out result2, out i);
            if (text != null)
            {
                goto IL_02ec;
            }
            if (i == 0)
            {
                result2 = 0;
            }
            while (i > 9)
            {
                result2 /= 10;
                i--;
            }
            for (; i < 9; i++)
            {
                result2 *= 10;
            }
            result._nanoseconds |= (uint)result2;
            if (offset >= length || s[offset] != 'S')
            {
                goto IL_02d5;
            }
            if (++offset == length)
            {
                goto IL_02b8;
            }
        }
        else if (s[offset] == 'S')
        {
            if (i == 0)
            {
                goto IL_02d5;
            }
            parts |= Parts.HasSeconds;
            result._seconds = result2;
            if (++offset == length)
            {
                goto IL_02b8;
            }
        }
        goto IL_02b0;
        IL_02d5:
        return new FormatException(System.SR.Format(System.SR.XmlConvert_BadFormat, s, durationType));
        IL_01c4:
        if (s[offset] != 'M')
        {
            goto IL_020a;
        }
        if (i != 0)
        {
            parts |= Parts.HasMinutes;
            result._minutes = result2;
            if (++offset == length)
            {
                goto IL_02b8;
            }
            string text = TryParseDigits(s, ref offset, eatDigits: false, out result2, out i);
            if (text != null)
            {
                goto IL_02ec;
            }
            if (offset < length)
            {
                goto IL_020a;
            }
        }
        goto IL_02d5;
        IL_02b0:
        if (i == 0 && offset == length)
        {
            goto IL_02b8;
        }
        goto IL_02d5;
        IL_0106:
        if (s[offset] != 'D')
        {
            goto IL_014b;
        }
        if (i != 0)
        {
            parts |= Parts.HasDays;
            result._days = result2;
            if (++offset == length)
            {
                goto IL_02b8;
            }
            string text = TryParseDigits(s, ref offset, eatDigits: false, out result2, out i);
            if (text != null)
            {
                goto IL_02ec;
            }
            if (offset < length)
            {
                goto IL_014b;
            }
        }
        goto IL_02d5;
        IL_02b8:
        if (parts != 0)
        {
            if (durationType == DurationType.DayTimeDuration)
            {
                if ((parts & (Parts)3) == 0)
                {
                    goto IL_02d3;
                }
            }
            else if (durationType != DurationType.YearMonthDuration || (parts & (Parts)(-4)) == 0)
            {
                goto IL_02d3;
            }
        }
        goto IL_02d5;
        IL_02d3:
        return null;
    }

References System.Xml.Dictionary, System.SR.Format(), System.length, System.offset, System.s, System.text, System.Xml.Schema.XsdDuration.TryParseDigits(), System.SR.XmlConvert_BadFormat, and System.SR.XmlConvert_Overflow.