EscapeImpl()

static string System.Text.RegularExpressions.RegexParser.EscapeImpl ( string input, int i )

inlinestaticprivate

Definition at line 130 of file RegexParser.cs.

    {
        System.Text.ValueStringBuilder valueStringBuilder;
        if (input.Length <= 85)
        {
            Span<char> initialBuffer = stackalloc char[256];
            valueStringBuilder = new System.Text.ValueStringBuilder(initialBuffer);
        }
        else
        {
            valueStringBuilder = new System.Text.ValueStringBuilder(input.Length + 200);
        }
        System.Text.ValueStringBuilder valueStringBuilder2 = valueStringBuilder;
        char c = input[i];
        valueStringBuilder2.Append(input.AsSpan(0, i));
        do
        {
            valueStringBuilder2.Append('\\');
            switch (c)
            {
            case '\n':
                c = 'n';
                break;
            case '\r':
                c = 'r';
                break;
            case '\t':
                c = 't';
                break;
            case '\f':
                c = 'f';
                break;
            }
            valueStringBuilder2.Append(c);
            i++;
            int num = i;
            while (i < input.Length)
            {
                c = input[i];
                if (IsMetachar(c))
                {
                    break;
                }
                i++;
            }
            valueStringBuilder2.Append(input.AsSpan(num, i - num));
        }
        while (i < input.Length);
        return valueStringBuilder2.ToString();
    }

References System.Text.RegularExpressions.i, System.Text.RegularExpressions.input, and System.Text.RegularExpressions.RegexParser.IsMetachar().

Referenced by System.Text.RegularExpressions.RegexParser.Escape().