tomlplusplus/include/toml++/impl/table.inl
Mark Gillard 882d9d1c34 fixed gnu symbol visibility for static lib builds (fixes #201)
also:
- renamed header files to .hpp
- updated conformance tests
- minor documentation fixes
2023-08-26 17:41:29 +03:00

319 lines
6.1 KiB
C++

//# This file is a part of toml++ and is subject to the the terms of the MIT license.
//# Copyright (c) Mark Gillard <mark.gillard@outlook.com.au>
//# See https://github.com/marzer/tomlplusplus/blob/master/LICENSE for the full license text.
// SPDX-License-Identifier: MIT
#pragma once
//# {{
#include "preprocessor.hpp"
#if !TOML_IMPLEMENTATION
#error This is an implementation-only header.
#endif
//# }}
#include "table.hpp"
#include "node_view.hpp"
#include "header_start.hpp"
TOML_NAMESPACE_START
{
TOML_EXTERNAL_LINKAGE
table::table() noexcept
{
#if TOML_LIFETIME_HOOKS
TOML_TABLE_CREATED;
#endif
}
TOML_EXTERNAL_LINKAGE
table::~table() noexcept
{
#if TOML_LIFETIME_HOOKS
TOML_TABLE_DESTROYED;
#endif
}
TOML_EXTERNAL_LINKAGE
table::table(const impl::table_init_pair* b, const impl::table_init_pair* e)
{
#if TOML_LIFETIME_HOOKS
TOML_TABLE_CREATED;
#endif
TOML_ASSERT_ASSUME(b);
TOML_ASSERT_ASSUME(e);
TOML_ASSERT_ASSUME(b <= e);
if TOML_UNLIKELY(b == e)
return;
for (; b != e; b++)
{
if (!b->value) // empty node_views
continue;
map_.insert_or_assign(std::move(b->key), std::move(b->value));
}
}
TOML_EXTERNAL_LINKAGE
table::table(const table& other) //
: node(other),
inline_{ other.inline_ }
{
for (auto&& [k, v] : other.map_)
map_.emplace_hint(map_.end(), k, impl::make_node(*v));
#if TOML_LIFETIME_HOOKS
TOML_TABLE_CREATED;
#endif
}
TOML_EXTERNAL_LINKAGE
table::table(table && other) noexcept //
: node(std::move(other)),
map_{ std::move(other.map_) },
inline_{ other.inline_ }
{
#if TOML_LIFETIME_HOOKS
TOML_TABLE_CREATED;
#endif
}
TOML_EXTERNAL_LINKAGE
table& table::operator=(const table& rhs)
{
if (&rhs != this)
{
node::operator=(rhs);
map_.clear();
for (auto&& [k, v] : rhs.map_)
map_.emplace_hint(map_.end(), k, impl::make_node(*v));
inline_ = rhs.inline_;
}
return *this;
}
TOML_EXTERNAL_LINKAGE
table& table::operator=(table&& rhs) noexcept
{
if (&rhs != this)
{
node::operator=(std::move(rhs));
map_ = std::move(rhs.map_);
inline_ = rhs.inline_;
}
return *this;
}
TOML_PURE_GETTER
TOML_EXTERNAL_LINKAGE
bool table::is_homogeneous(node_type ntype) const noexcept
{
if (map_.empty())
return false;
if (ntype == node_type::none)
ntype = map_.cbegin()->second->type();
for (auto&& [k, v] : map_)
{
TOML_UNUSED(k);
if (v->type() != ntype)
return false;
}
return true;
}
TOML_PURE_GETTER
TOML_EXTERNAL_LINKAGE
bool table::is_homogeneous(node_type ntype, node * &first_nonmatch) noexcept
{
if (map_.empty())
{
first_nonmatch = {};
return false;
}
if (ntype == node_type::none)
ntype = map_.cbegin()->second->type();
for (const auto& [k, v] : map_)
{
TOML_UNUSED(k);
if (v->type() != ntype)
{
first_nonmatch = v.get();
return false;
}
}
return true;
}
TOML_PURE_GETTER
TOML_EXTERNAL_LINKAGE
bool table::is_homogeneous(node_type ntype, const node*& first_nonmatch) const noexcept
{
node* fnm = nullptr;
const auto result = const_cast<table&>(*this).is_homogeneous(ntype, fnm);
first_nonmatch = fnm;
return result;
}
TOML_PURE_GETTER
TOML_EXTERNAL_LINKAGE
node* table::get(std::string_view key) noexcept
{
if (auto it = map_.find(key); it != map_.end())
return it->second.get();
return nullptr;
}
TOML_EXTERNAL_LINKAGE
node& table::at(std::string_view key)
{
auto n = get(key);
#if TOML_COMPILER_HAS_EXCEPTIONS
if (!n)
{
auto err = "key '"s;
err.append(key);
err.append("' not found in table"sv);
throw std::out_of_range{ err };
}
#else
TOML_ASSERT_ASSUME(n && "key not found in table!");
#endif
return *n;
}
TOML_PURE_GETTER
TOML_EXTERNAL_LINKAGE
table::map_iterator table::get_lower_bound(std::string_view key) noexcept
{
return map_.lower_bound(key);
}
TOML_PURE_GETTER
TOML_EXTERNAL_LINKAGE
table::iterator table::find(std::string_view key) noexcept
{
return iterator{ map_.find(key) };
}
TOML_PURE_GETTER
TOML_EXTERNAL_LINKAGE
table::const_iterator table::find(std::string_view key) const noexcept
{
return const_iterator{ map_.find(key) };
}
TOML_EXTERNAL_LINKAGE
table::map_iterator table::erase(const_map_iterator pos) noexcept
{
return map_.erase(pos);
}
TOML_EXTERNAL_LINKAGE
table::map_iterator table::erase(const_map_iterator begin, const_map_iterator end) noexcept
{
return map_.erase(begin, end);
}
TOML_EXTERNAL_LINKAGE
size_t table::erase(std::string_view key) noexcept
{
if (auto it = map_.find(key); it != map_.end())
{
map_.erase(it);
return size_t{ 1 };
}
return size_t{};
}
TOML_EXTERNAL_LINKAGE
table& table::prune(bool recursive)& noexcept
{
if (map_.empty())
return *this;
for (auto it = map_.begin(); it != map_.end();)
{
if (auto arr = it->second->as_array())
{
if (recursive)
arr->prune(true);
if (arr->empty())
{
it = map_.erase(it);
continue;
}
}
else if (auto tbl = it->second->as_table())
{
if (recursive)
tbl->prune(true);
if (tbl->empty())
{
it = map_.erase(it);
continue;
}
}
it++;
}
return *this;
}
TOML_EXTERNAL_LINKAGE
void table::clear() noexcept
{
map_.clear();
}
TOML_EXTERNAL_LINKAGE
table::map_iterator table::insert_with_hint(const_iterator hint, key && k, impl::node_ptr && v)
{
return map_.emplace_hint(const_map_iterator{ hint }, std::move(k), std::move(v));
}
TOML_PURE_GETTER
TOML_EXTERNAL_LINKAGE
bool TOML_CALLCONV table::equal(const table& lhs, const table& rhs) noexcept
{
if (&lhs == &rhs)
return true;
if (lhs.map_.size() != rhs.map_.size())
return false;
for (auto l = lhs.map_.begin(), r = rhs.map_.begin(), e = lhs.map_.end(); l != e; l++, r++)
{
if (l->first != r->first)
return false;
const auto lhs_type = l->second->type();
const node& rhs_ = *r->second;
const auto rhs_type = rhs_.type();
if (lhs_type != rhs_type)
return false;
const bool equal = l->second->visit(
[&](const auto& lhs_) noexcept
{ return lhs_ == *reinterpret_cast<std::remove_reference_t<decltype(lhs_)>*>(&rhs_); });
if (!equal)
return false;
}
return true;
}
}
TOML_NAMESPACE_END;
#include "header_end.hpp"