mirror of
https://github.com/Naios/continuable.git
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106 lines
2.6 KiB
C++
106 lines
2.6 KiB
C++
/*
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Copyright(c) 2015 - 2018 Denis Blank <denis.blank at outlook dot com>
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files(the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions :
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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**/
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#include <string>
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#include "continuable/continuable.hpp"
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cti::continuable<std::string> http_request(std::string /*url*/) {
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return [](auto&& callback) {
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// ...
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callback.set_value("<html>...</html>");
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};
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}
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struct ResultSet {};
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struct Buffer {};
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cti::continuable<ResultSet> mysql_query(std::string /*url*/) {
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return [](auto&& callback) {
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// ...
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callback.set_value(ResultSet{});
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};
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}
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cti::continuable<Buffer> read_file(std::string /*url*/) {
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return [](auto&& callback) {
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// ...
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callback.set_value(Buffer{});
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};
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}
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struct a {
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auto post() const {
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return [](auto&&) {};
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}
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};
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int main(int, char**) {
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a e;
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auto executor = &e;
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// clang-format off
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// ----------
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(http_request("github.com") && http_request("atom.io"))
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.then([] (std::string /*github*/, std::string /*atom*/) {
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// ...
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return mysql_query("select * from `users`");
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})
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.then([] (ResultSet /*result*/) {
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// ...
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}, executor->post());
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// ----------
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auto c1 = http_request("github.com") && http_request("atom.io") ;
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auto c2 = http_request("github.com") || http_request("atom.io") ;
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auto c3 = http_request("github.com") >> http_request("atom.io") ;
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(void)c1;
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(void)c2;
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(void)c3;
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// ----------
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read_file("entries.csv")
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.then([] (Buffer /*buffer*/) {
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// ...
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return std::make_tuple("hey", true, 0);
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})
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.then([] (std::string /*msg*/) {
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// ...
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});
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// ----------
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// clang-format on
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return 0;
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}
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