[flang-commits] [flang] [flang][cli] Add diagnostic flags to the CLI (PR #142022)

[Andre Kuhlenschmidt via flang-commits]

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@@ -8,11 +8,75 @@
 
 #include "flang/Support/Fortran-features.h"
 #include "flang/Common/idioms.h"
+#include "flang/Parser/characters.h"
 #include "flang/Support/Fortran.h"
+#include <string>
+#include <string_view>
 
 namespace Fortran::common {
 
+// Namespace for helper functions for parsing CLI options
+// used instead of static so that there can be unit tests for these
+// functions.
+namespace featuresHelpers {
+
+static std::vector<std::string_view> SplitCamelCase(std::string_view x) {
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akuhlens wrote:

The following function is not static because there are a bunch of unit tests testing it.

https://github.com/llvm/llvm-project/pull/142022