should be it

external/duckdb/tools/shell/linenoise/include/highlighting.hpp

@@ -0,0 +1,50 @@
+//===----------------------------------------------------------------------===//
+//                         DuckDB
+//
+// highlighting.hpp
+//
+//
+//===----------------------------------------------------------------------===//
+
+#pragma once
+
+#include "duckdb/common/common.hpp"
+
+namespace duckdb {
+struct searchMatch;
+
+enum class tokenType : uint8_t {
+	TOKEN_IDENTIFIER,
+	TOKEN_NUMERIC_CONSTANT,
+	TOKEN_STRING_CONSTANT,
+	TOKEN_OPERATOR,
+	TOKEN_KEYWORD,
+	TOKEN_COMMENT,
+	TOKEN_CONTINUATION,
+	TOKEN_CONTINUATION_SELECTED,
+	TOKEN_BRACKET,
+	TOKEN_ERROR
+};
+
+enum class HighlightingType { KEYWORD, CONSTANT, COMMENT, ERROR, CONTINUATION, CONTINUATION_SELECTED };
+
+struct highlightToken {
+	tokenType type;
+	size_t start = 0;
+	bool search_match = false;
+};
+
+class Highlighting {
+public:
+	static void Enable();
+	static void Disable();
+	static bool IsEnabled();
+	static const char *GetColorOption(const char *option);
+	static void SetHighlightingColor(HighlightingType type, const char *color);
+
+	static vector<highlightToken> Tokenize(char *buf, size_t len, bool is_dot_command, searchMatch *match);
+	static string HighlightText(char *buf, size_t len, size_t start_pos, size_t end_pos,
+	                            const vector<highlightToken> &tokens);
+};
+
+} // namespace duckdb