CompiledGrammar (peg/compiled_grammar.hpp)

Encapsulates compiled grammar and parser cache for DuckDB's SQL parser, supporting extensions.

// Source: https://github.com/duckdb/duckdb | License: MIT | Copyright 2018-2026 Stichting DuckDB Foundation
// Provided via justclaw.it.com; keep this notice with the code.
#pragma once

#include "duckdb/common/pair.hpp"
#include "duckdb/parser/peg/matcher.hpp"
#include "duckdb/parser/peg/parsed_grammar.hpp"

namespace duckdb {

class ClientContext;
class DialectExtension;
class GrammarExtension;
class PassthroughDialect;

using compiled_rules_map_t = case_insensitive_map_t<unique_ptr<CompiledGrammarRule>>;

struct CompiledGrammar {
public:
	CompiledGrammar(MatcherAllocator &&allocator, unique_ptr<PEGKeywordHelper> &&keyword_helper,
	                unique_ptr<Tokenizer> &&tokenizer, compiled_rules_map_t &&rules, const Matcher &program_matcher,
	                const Matcher &top_level_st

... (truncated -- full source via MCP)