// CppHighlighter.h - minimal stateless C/C++ line highlighter
#pragma once

#include <regex>
#include <string>
#include <unordered_set>
#include <vector>

#include "LanguageHighlighter.h"

class Buffer;

namespace kte {
class CppHighlighter final : public StatefulHighlighter {
public:
	CppHighlighter();

	~CppHighlighter() override = default;

	void HighlightLine(const Buffer &buf, int row, std::vector<HighlightSpan> &out) const override;

	LineState HighlightLineStateful(const Buffer &buf,
	                                int row,
	                                const LineState &prev,
	                                std::vector<HighlightSpan> &out) const override;

private:
	std::unordered_set<std::string> keywords_;
	std::unordered_set<std::string> types_;

	static bool is_ident_start(char c);

	static bool is_ident_char(char c);
};
} // namespace kte