================
@@ -0,0 +1,966 @@
+#include "clang/Analysis/Scalable/Serialization/JSONFormat.h"
+#include "clang/Analysis/Scalable/TUSummary/TUSummary.h"
+
+#include "llvm/ADT/StringExtras.h"
+#include "llvm/Support/FileSystem.h"
+#include "llvm/Support/FormatVariadic.h"
+#include "llvm/Support/JSON.h"
+#include "llvm/Support/MemoryBuffer.h"
+#include "llvm/Support/Path.h"
+#include "llvm/Support/Registry.h"
+
+using namespace clang::ssaf;
+
+using Array = llvm::json::Array;
+using Object = llvm::json::Object;
+using Value = llvm::json::Value;
+
+//----------------------------------------------------------------------------
+// ErrorBuilder - Fluent API for constructing contextual errors
+//----------------------------------------------------------------------------
+
+namespace {
+
+class ErrorBuilder {
+private:
+ std::error_code Code;
+ std::vector<std::string> ContextStack;
+
+ // Private constructor - only accessible via static factories
+ explicit ErrorBuilder(std::error_code EC) : Code(EC) {}
+
+ // Helper: Format message and add to context stack
+ template <typename... Args>
+ void addFormattedContext(const char *Fmt, Args &&...ArgVals) {
+ std::string Message =
+ llvm::formatv(Fmt, std::forward<Args>(ArgVals)...).str();
+ ContextStack.push_back(std::move(Message));
+ }
+
+public:
+ // Static factory: Create new error from error code and formatted message
+ template <typename... Args>
+ static ErrorBuilder create(std::error_code EC, const char *Fmt,
+ Args &&...ArgVals) {
+ ErrorBuilder Builder(EC);
+ Builder.addFormattedContext(Fmt, std::forward<Args>(ArgVals)...);
+ return Builder;
+ }
+
+ // Convenience overload for std::errc
+ template <typename... Args>
+ static ErrorBuilder create(std::errc EC, const char *Fmt, Args &&...ArgVals)
{
+ return create(std::make_error_code(EC), Fmt,
+ std::forward<Args>(ArgVals)...);
+ }
+
+ // Static factory: Wrap existing error and optionally add context
+ static ErrorBuilder wrap(llvm::Error E) {
+ if (!E) {
+ llvm::consumeError(std::move(E));
+ // Return builder with generic error code for success case
+ return ErrorBuilder(std::make_error_code(std::errc::invalid_argument));
----------------
steakhal wrote:
I was looking at the coverage report of the unit tests and this branch was
uncovered. Maybe we could craft something to cover it.
https://github.com/llvm/llvm-project/pull/180021
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