42af364887
Mainly to simplify a the error handling code (it had gotten a bit verbose), but also to reduce compiled binary sizes. also: - moved windows terminal code page stuff in examples to a separate file
64 lines
1.4 KiB
C++
64 lines
1.4 KiB
C++
// This file is a part of toml++ and is subject to the the terms of the MIT license.
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// Copyright (c) 2019-2020 Mark Gillard <mark.gillard@outlook.com.au>
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// See https://github.com/marzer/tomlplusplus/blob/master/LICENSE for the full license text.
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// SPDX-License-Identifier: MIT
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/*
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This example demonstrates how to parse TOML from a file and
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re-serialize it (print it out) to stdout.
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*/
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#include <iostream>
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#include <fstream>
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#include "utf8_console.h"
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#define TOML_UNRELEASED_FEATURES 1
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#include <toml++/toml.h>
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using namespace std::string_view_literals;
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int main(int argc, char** argv)
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{
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init_utf8_console();
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// read from a file if a path argument is given
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if (argc > 1)
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{
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auto path = std::string{ argv[1] };
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auto file = std::ifstream{ path };
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if (!file)
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{
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std::cerr << "The file '"sv << path << "' could not be opened for reading."sv << std::endl;
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return -1;
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}
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try
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{
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const auto table = toml::parse(file, std::move(path));
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std::cout << toml::json_formatter{ table } << std::endl;
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}
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catch (const toml::parse_error& err)
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{
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std::cerr << err << std::endl;
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return 1;
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}
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}
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// otherwise read directly from stdin
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else
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{
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try
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{
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const auto table = toml::parse(std::cin, "stdin"sv);
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std::cout << toml::json_formatter{ table } << std::endl;
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}
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catch (const toml::parse_error& err)
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{
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std::cerr << err << std::endl;
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return 1;
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}
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}
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return 0;
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}
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