google-cloud-cpp/docfx/function_classifiers.cc at main · pitrou/google-cloud-cpp · GitHub

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// Licensed under the Apache License, Version 2.0 (the "License");

// you may not use this file except in compliance with the License.

// You may obtain a copy of the License at

// https://www.apache.org/licenses/LICENSE-2.0

// Unless required by applicable law or agreed to in writing, software

// distributed under the License is distributed on an "AS IS" BASIS,

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

// See the License for the specific language governing permissions and

// limitations under the License.

#include "docfx/function_classifiers.h"

#include <algorithm>

#include <string_view>

namespace docfx {

bool IsOperator(pugi::xml_node node) {

auto const name = std::string_view{node.child("name").child_value()};

return name.find("operator") != std::string_view::npos;

}

bool IsConstructor(pugi::xml_node node) {

auto is_empty = [](pugi::xml_node child) {

auto const name = std::string_view{child.name()};

if (name == "ref") return std::string_view{child.child_value()}.empty();

return std::string_view{child.value()}.empty();

};

auto type = node.child("type");

return std::all_of(type.begin(), type.end(), is_empty);

}

bool IsFunction(pugi::xml_node node) {

auto const kind = std::string_view{node.attribute("kind").as_string()};

if (kind == "function") return true;

if (kind != "friend") return false;

// Not all friends are functions, the `<type>` element can be used to

// determine if a friend is a struct or class.

auto const type = std::string_view{node.child_value("type")};

return type != "struct" && type != "class";

}

bool IsPlainFunction(pugi::xml_node node) {

return IsFunction(node) && !IsConstructor(node) && !IsOperator(node);

}

} // namespace docfx

google-cloud-cpp/docfx/function_classifiers.cc at main · pitrou/google-cloud-cpp · GitHub

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