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new file: .editorconfig new file: .gitattributes new file: .gitignore new file: .gitmodules new file: LICENSE new file: README.md new file: examples/example.cpp new file: examples/example.toml new file: examples/meson.build new file: include/toml++/toml.h new file: include/toml++/toml_array.h new file: include/toml++/toml_common.h new file: include/toml++/toml_formatter.h new file: include/toml++/toml_node.h new file: include/toml++/toml_node_view.h new file: include/toml++/toml_parser.h new file: include/toml++/toml_table.h new file: include/toml++/toml_utf8.h new file: include/toml++/toml_utf8_generated.h new file: include/toml++/toml_value.h new file: meson.build new file: python/ci_single_header_check.py new file: python/generate_single_header.py new file: python/generate_unicode_functions.py new file: tests/catch2 new file: tests/catch2.h new file: tests/lifetimes.cpp new file: tests/main.cpp new file: tests/meson.build new file: tests/parsing_arrays.cpp new file: tests/parsing_booleans.cpp new file: tests/parsing_comments.cpp new file: tests/parsing_dates_and_times.cpp new file: tests/parsing_floats.cpp new file: tests/parsing_integers.cpp new file: tests/parsing_key_value_pairs.cpp new file: tests/parsing_spec_example.cpp new file: tests/parsing_strings.cpp new file: tests/parsing_tables.cpp new file: tests/tests.cpp new file: tests/tests.h new file: toml.hpp new file: vs/.runsettings new file: vs/example.vcxproj new file: vs/test_char.vcxproj new file: vs/test_char8.vcxproj new file: vs/test_char8_noexcept.vcxproj new file: vs/test_char_noexcept.vcxproj new file: vs/test_strict_char.vcxproj new file: vs/test_strict_char8.vcxproj new file: vs/test_strict_char8_noexcept.vcxproj new file: vs/test_strict_char_noexcept.vcxproj new file: vs/toml++.natvis new file: vs/toml++.props new file: vs/toml++.sln new file: vs/toml++.vcxproj new file: vs/toml++.vcxproj.filters
133 lines
5.7 KiB
C++
133 lines
5.7 KiB
C++
#pragma once
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#include "toml_common.h"
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namespace toml
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{
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class TOML_INTERFACE node
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{
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private:
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friend class impl::parser;
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source_region rgn{};
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protected:
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node(node&& other) noexcept
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: rgn{ std::move(other.rgn) }
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{}
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node& operator= (node&& rhs) noexcept
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{
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rgn = std::move(rhs.rgn);
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return *this;
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}
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public:
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node() noexcept = default;
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node(const node&) = delete;
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node& operator= (const node&) = delete;
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virtual ~node() noexcept = default;
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[[nodiscard]] virtual bool is_value() const noexcept { return false; }
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[[nodiscard]] virtual bool is_string() const noexcept { return false; }
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[[nodiscard]] virtual bool is_integer() const noexcept { return false; }
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[[nodiscard]] virtual bool is_floating_point() const noexcept { return false; }
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[[nodiscard]] virtual bool is_boolean() const noexcept { return false; }
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[[nodiscard]] virtual bool is_date() const noexcept { return false; }
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[[nodiscard]] virtual bool is_time() const noexcept { return false; }
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[[nodiscard]] virtual bool is_date_time() const noexcept { return false; }
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[[nodiscard]] virtual bool is_array() const noexcept { return false; }
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[[nodiscard]] virtual bool is_table() const noexcept { return false; }
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[[nodiscard]] virtual bool is_array_of_tables() const noexcept { return false; }
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template <typename T>
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[[nodiscard]] bool is() const noexcept
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{
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using type = T;
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static_assert(
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impl::is_value_or_node<type>,
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"Template type parameter must be one of the basic value types, a toml::table, or a toml::array"
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);
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if constexpr (std::is_same_v<type, string>) return is_string();
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else if constexpr (std::is_same_v<type, int64_t>) return is_integer();
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else if constexpr (std::is_same_v<type, double>) return is_floating_point();
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else if constexpr (std::is_same_v<type, bool>) return is_boolean();
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else if constexpr (std::is_same_v<type, date>) return is_date();
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else if constexpr (std::is_same_v<type, time>) return is_time();
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else if constexpr (std::is_same_v<type, date_time>) return is_date_time();
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else if constexpr (std::is_same_v<type, array>) return is_array();
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else if constexpr (std::is_same_v<type, table>) return is_table();
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}
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[[nodiscard]] virtual value<string>* as_string() noexcept { return nullptr; }
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[[nodiscard]] virtual value<int64_t>* as_integer() noexcept { return nullptr; }
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[[nodiscard]] virtual value<double>* as_floating_point() noexcept { return nullptr; }
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[[nodiscard]] virtual value<bool>* as_boolean() noexcept { return nullptr; }
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[[nodiscard]] virtual value<date>* as_date() noexcept { return nullptr; }
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[[nodiscard]] virtual value<time>* as_time() noexcept { return nullptr; }
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[[nodiscard]] virtual value<date_time>* as_date_time() noexcept { return nullptr; }
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[[nodiscard]] virtual array* as_array() noexcept { return nullptr; }
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[[nodiscard]] virtual table* as_table() noexcept { return nullptr; }
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[[nodiscard]] virtual const value<string>* as_string() const noexcept { return nullptr; }
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[[nodiscard]] virtual const value<int64_t>* as_integer() const noexcept { return nullptr; }
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[[nodiscard]] virtual const value<double>* as_floating_point() const noexcept { return nullptr; }
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[[nodiscard]] virtual const value<bool>* as_boolean() const noexcept { return nullptr; }
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[[nodiscard]] virtual const value<date>* as_date() const noexcept { return nullptr; }
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[[nodiscard]] virtual const value<time>* as_time() const noexcept { return nullptr; }
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[[nodiscard]] virtual const value<date_time>* as_date_time() const noexcept { return nullptr; }
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[[nodiscard]] virtual const array* as_array() const noexcept { return nullptr; }
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[[nodiscard]] virtual const table* as_table() const noexcept { return nullptr; }
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template <typename T>
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[[nodiscard]] node_of<T>* as() noexcept
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{
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using type = T;
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static_assert(
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impl::is_value_or_node<type>,
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"Template type parameter must be one of the basic value types, a toml::table, or a toml::array"
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);
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if constexpr (std::is_same_v<type, string>) return as_string();
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else if constexpr (std::is_same_v<type, int64_t>) return as_integer();
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else if constexpr (std::is_same_v<type, double>) return as_floating_point();
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else if constexpr (std::is_same_v<type, bool>) return as_boolean();
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else if constexpr (std::is_same_v<type, date>) return as_date();
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else if constexpr (std::is_same_v<type, time>) return as_time();
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else if constexpr (std::is_same_v<type, date_time>) return as_date_time();
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else if constexpr (std::is_same_v<type, array>) return as_array();
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else if constexpr (std::is_same_v<type, table>) return as_table();
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}
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template <typename T>
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[[nodiscard]] const node_of<T>* as() const noexcept
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{
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using type = T;
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static_assert(
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impl::is_value_or_node<type>,
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"Template type parameter must be one of the basic value types, a toml::table, or a toml::array"
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);
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if constexpr (std::is_same_v<type, string>) return as_string();
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else if constexpr (std::is_same_v<type, int64_t>) return as_integer();
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else if constexpr (std::is_same_v<type, double>) return as_floating_point();
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else if constexpr (std::is_same_v<type, bool>) return as_boolean();
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else if constexpr (std::is_same_v<type, date>) return as_date();
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else if constexpr (std::is_same_v<type, time>) return as_time();
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else if constexpr (std::is_same_v<type, date_time>) return as_date_time();
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else if constexpr (std::is_same_v<type, array>) return as_array();
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else if constexpr (std::is_same_v<type, table>) return as_table();
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}
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[[nodiscard]] virtual node_type type() const noexcept = 0;
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[[nodiscard]]
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const source_region& region() const noexcept
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{
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return rgn;
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}
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};
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}
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