rklec

[API Proposal]: Allow to assert RegEx matched groups

3

### Background and motivation Suppose I have the following rgeular expression (regex): `(abc)(\d{3})([X-Z]*)` (https://regex101.com/r/Aszkcm/1) I can write it like this, and this is fine: ```csharp [Test] public void SomethingReturnsValidCode() {...

**Is your feature request related to a problem? Please describe.** I want to mock XSL transformation, implemented via [`XslCompiledTransform`](https://docs.microsoft.com/dotnet/api/system.xml.xsl.xslcompiledtransform?view=net-5.0). ```csharp var xmlTransformer = new XslCompiledTransform(); xmlTransformer.Load(xslPath); xmlTransformer.Transform(xmlFilePath, null, output); ```...

### Which @angular/* package(s) are relevant/related to the feature request? router ### Description A [very common](https://stackoverflow.com/questions/50098153/how-to-take-the-values-from-the-case-sensitive-query-param-variables) [issue](https://stackoverflow.com/questions/56297471/case-insensitive-query-params-in-angular) seems to be to get a (query) parameter in a case insensitive way....