RegexReplacement()

System.Text.RegularExpressions.RegexReplacement.RegexReplacement ( string rep, RegexNode concat, Hashtable _caps )

inline

Definition at line 26 of file RegexReplacement.cs.

    {
        if (concat.Type != 25)
        {
            throw ThrowHelper.CreateArgumentException(ExceptionResource.ReplacementError);
        }
        Span<char> initialBuffer = stackalloc char[256];
        System.Text.ValueStringBuilder valueStringBuilder = new System.Text.ValueStringBuilder(initialBuffer);
        FourStackStrings fourStackStrings = default(FourStackStrings);
        System.Collections.Generic.ValueListBuilder<string> valueListBuilder = new System.Collections.Generic.ValueListBuilder<string>(MemoryMarshal.CreateSpan(ref fourStackStrings.Item1, 4));
        Span<int> initialSpan = stackalloc int[64];
        System.Collections.Generic.ValueListBuilder<int> valueListBuilder2 = new System.Collections.Generic.ValueListBuilder<int>(initialSpan);
        int num = concat.ChildCount();
        for (int i = 0; i < num; i++)
        {
            RegexNode regexNode = concat.Child(i);
            switch (regexNode.Type)
            {
            case 12:
                valueStringBuilder.Append(regexNode.Str);
                break;
            case 9:
                valueStringBuilder.Append(regexNode.Ch);
                break;
            case 13:
            {
                if (valueStringBuilder.Length > 0)
                {
                    valueListBuilder2.Append(valueListBuilder.Length);
                    valueListBuilder.Append(valueStringBuilder.ToString());
                    valueStringBuilder = new System.Text.ValueStringBuilder(initialBuffer);
                }
                int num2 = regexNode.M;
                if (_caps != null && num2 >= 0)
                {
                    num2 = (int)_caps[num2];
                }
                valueListBuilder2.Append(-5 - num2);
                break;
            }
            default:
                throw ThrowHelper.CreateArgumentException(ExceptionResource.ReplacementError);
            }
        }
        if (valueStringBuilder.Length > 0)
        {
            valueListBuilder2.Append(valueListBuilder.Length);
            valueListBuilder.Append(valueStringBuilder.ToString());
        }
        Pattern = rep;
        _strings = valueListBuilder.AsSpan().ToArray();
        _rules = valueListBuilder2.AsSpan().ToArray();
        valueListBuilder2.Dispose();
    }

References System.Text.RegularExpressions.RegexReplacement._rules, System.Text.RegularExpressions.RegexReplacement._strings, System.Text.RegularExpressions.ThrowHelper.CreateArgumentException(), System.Text.RegularExpressions.i, and System.Text.RegularExpressions.RegexReplacement.Pattern.

Referenced by System.Text.RegularExpressions.RegexReplacement.Replace().