Compress() [2/2]

static int System.Uri.Compress ( Span< char > span, UriParser syntax )

inlinestaticprivate

Definition at line 3305 of file Uri.cs.

    {
        int num = 0;
        int num2 = 0;
        int num3 = 0;
        int num4 = 0;
        for (int num5 = span.Length - 1; num5 >= 0; num5--)
        {
            char c = span[num5];
            if (c == '\\' && syntax.InFact(UriSyntaxFlags.ConvertPathSlashes))
            {
                c = (span[num5] = '/');
            }
            if (c == '/')
            {
                num++;
            }
            else
            {
                if (num > 1)
                {
                    num2 = num5 + 1;
                }
                num = 0;
            }
            if (c == '.')
            {
                num3++;
                continue;
            }
            if (num3 != 0)
            {
                if ((!syntax.NotAny(UriSyntaxFlags.CanonicalizeAsFilePath) || (num3 <= 2 && c == '/')) && c == '/' && (num2 == num5 + num3 + 1 || (num2 == 0 && num5 + num3 + 1 == span.Length)) && num3 <= 2)
                {
                    num2 = num5 + 1 + num3 + ((num2 != 0) ? 1 : 0);
                    span.Slice(num2).CopyTo(span.Slice(num5 + 1));
                    span = span.Slice(0, span.Length - (num2 - num5 - 1));
                    num2 = num5;
                    if (num3 == 2)
                    {
                        num4++;
                    }
                    num3 = 0;
                    continue;
                }
                num3 = 0;
            }
            if (c == '/')
            {
                if (num4 != 0)
                {
                    num4--;
                    span.Slice(num2 + 1).CopyTo(span.Slice(num5 + 1));
                    span = span.Slice(0, span.Length - (num2 - num5));
                }
                num2 = num5;
            }
        }
        if (span.Length != 0 && syntax.InFact(UriSyntaxFlags.CanonicalizeAsFilePath) && num <= 1)
        {
            if (num4 != 0 && span[0] != '/')
            {
                num2++;
                span.Slice(num2).CopyTo(span);
                return span.Length - num2;
            }
            if (num3 != 0 && (num2 == num3 || (num2 == 0 && num3 == span.Length)))
            {
                num3 += ((num2 != 0) ? 1 : 0);
                span.Slice(num3).CopyTo(span);
                return span.Length - num3;
            }
        }
        return span.Length;
    }

References System.Collections.Generic.Dictionary< TKey, TValue >.CopyTo(), and System.Runtime.Serialization.Dictionary.