88 lines
2.1 KiB
C++
88 lines
2.1 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#pragma once
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#include "tl_core.h"
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#include "tl_simple_parser.h"
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#include <cstddef>
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#include <cstdint>
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#include <map>
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#include <string>
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#include <vector>
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namespace td {
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namespace tl {
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class tl_config {
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std::vector<tl_type *> types;
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std::map<std::int32_t, tl_type *> id_to_type;
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std::map<std::string, tl_type *> name_to_type;
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std::vector<tl_combinator *> functions;
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std::map<std::int32_t, tl_combinator *> id_to_function;
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std::map<std::string, tl_combinator *> name_to_function;
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public:
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void add_type(tl_type *type);
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tl_type *get_type(std::int32_t type_id) const;
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tl_type *get_type(const std::string &type_name);
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void add_function(tl_combinator *function);
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tl_combinator *get_function(std::int32_t function_id);
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tl_combinator *get_function(const std::string &function_name);
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std::size_t get_type_count() const;
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tl_type *get_type_by_num(std::size_t num) const;
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std::size_t get_function_count() const;
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tl_combinator *get_function_by_num(std::size_t num) const;
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};
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class tl_config_parser {
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tl_simple_parser p;
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int schema_version;
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tl_config config;
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static int get_schema_version(std::int32_t version_id);
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tl_tree *read_num_const();
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tl_tree *read_num_var(int *var_count);
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tl_tree *read_type_var(int *var_count);
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tl_tree *read_array(int *var_count);
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tl_tree *read_type(int *var_count);
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tl_tree *read_type_expr(int *var_count);
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tl_tree *read_nat_expr(int *var_count);
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tl_tree *read_expr(int *var_count);
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std::vector<arg> read_args_list(int *var_count);
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tl_combinator *read_combinator();
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tl_type *read_type();
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template <class T>
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T try_parse(const T &res) const;
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std::int32_t try_parse_int();
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std::int64_t try_parse_long();
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std::string try_parse_string();
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public:
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tl_config_parser(const char *s, std::size_t len) : p(s, len), schema_version(-1) {
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}
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tl_config parse_config();
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};
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} // namespace tl
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} // namespace td
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