Move c++ parsing code from slang-cpp-extractor to static library (#5675)

* Move c++ parsing code from slang-cpp-extractor to static library

* Format code

* Remove relative includes

---------

Co-authored-by: slangbot <ellieh+slangbot@nvidia.com>
Co-authored-by: Yong He <yonghe@outlook.com>

1 files changed, 63 insertions, 0 deletions

diff --git a/tools/slang-cpp-parser/options.h b/tools/slang-cpp-parser/options.h
new file mode 100644
index 000000000..c1cbb1a27
--- /dev/null
+++ b/tools/slang-cpp-parser/options.h
@@ -0,0 +1,63 @@
+#pragma once
+
+#include "slang/slang-diagnostics.h"
+
+namespace CppParse
+{
+using namespace Slang;
+
+
+// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Options !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+struct Options
+{
+    void reset() { *this = Options(); }
+
+    Options()
+    {
+        m_markPrefix = "SLANG_";
+        m_markSuffix = "_CLASS";
+    }
+
+    bool m_defs = false; ///< If set will output a '-defs.h' file for each of the input files, that
+                         ///< corresponds to previous defs files (although doesn't have fields/RAW)
+    bool m_dump =
+        false; ///< If true will dump to stderr the types/fields and hierarchy it extracted
+    bool m_runUnitTests = false; ///< If true will run internal unit tests
+    bool m_extractDoc = true;    ///< If set will try to extract documentation associated with nodes
+
+    bool m_outputFields = false; ///< When dumping macros also dump field definitions
+    bool m_requireMark = true;
+
+    List<String> m_inputPaths; ///< The input paths to the files to be processed
+
+    String m_outputPath; ///< The output path. Note that the extractor can generate multiple output
+                         ///< files, and this will actually be the 'stem' of several files
+
+    String m_inputDirectory;  ///< The input directory that is by default used for reading
+                              ///< m_inputPaths from.
+    String m_markPrefix;      ///< The prefix of the 'marker' used to identify a reflected type
+    String m_markSuffix;      ///< The postfix of the 'marker' used to identify a reflected type
+    String m_stripFilePrefix; ///< Used for the 'origin' information, this is stripped from the
+                              ///< source filename, and the remainder of the filename (without
+                              ///< extension) is 'macroized'
+};
+
+struct OptionsParser
+{
+    /// Parse the parameters. NOTE! Must have the program path removed
+    SlangResult parse(int argc, const char* const* argv, DiagnosticSink* sink, Options& outOptions);
+
+    SlangResult _parseArgWithValue(const char* option, String& outValue);
+    SlangResult _parseArgReplaceValue(const char* option, String& outValue);
+    SlangResult _parseArgFlag(const char* option, bool& outFlag);
+
+    String m_reflectType;
+
+    Index m_index;
+    Int m_argCount;
+    const char* const* m_args;
+    DiagnosticSink* m_sink;
+};
+
+} // namespace CppParse