[clang-tools-extra] [clang-doc] Serialize repository URL in Mustache templates (PR #174914)

[Erick Velez via cfe-commits]

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@@ -84,7 +84,7 @@ serializeLocation(const Location &Loc,
     return LocationObj;
   SmallString<128> FileURL(*RepositoryUrl);
   sys::path::append(FileURL, sys::path::Style::posix, Loc.Filename);
-  FileURL += "#" + std::to_string(Loc.StartLineNumber);
+  FileURL += "#L" + std::to_string(Loc.StartLineNumber);
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evelez7 wrote:

I added this, but the method of passing around an optional in `JSONGenerator` seems to be reaching its limit. It seems like it would make more sense to create a class with all of these static functions as methods that can access a `ClangDocContext` as a field. Thoughts?

https://github.com/llvm/llvm-project/pull/174914