mirror of
https://github.com/CLIUtils/CLI11.git
synced 2025-04-29 20:23:55 +00:00
d81843002a
* First streaming version * Using to_string instead * Switching to new backend * Moving to capture function for defaults * Rename capture_default + _str * defaultval -> default_str, added always_capture_default * Fix style * Adding tests and docs to readme * Dropping macOS on Travis (supported through Azure)
74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
#pragma once
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// Distributed under the 3-Clause BSD License. See accompanying
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// file LICENSE or https://github.com/CLIUtils/CLI11 for details.
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#include <algorithm>
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#include <fstream>
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#include <iostream>
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#include <string>
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#include "CLI/App.hpp"
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#include "CLI/ConfigFwd.hpp"
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#include "CLI/StringTools.hpp"
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namespace CLI {
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inline std::string
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ConfigINI::to_config(const App *app, bool default_also, bool write_description, std::string prefix) const {
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std::stringstream out;
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for(const Option *opt : app->get_options({})) {
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// Only process option with a long-name and configurable
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if(!opt->get_lnames().empty() && opt->get_configurable()) {
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std::string name = prefix + opt->get_lnames()[0];
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std::string value;
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// Non-flags
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if(opt->get_type_size() != 0) {
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// If the option was found on command line
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if(opt->count() > 0)
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value = detail::ini_join(opt->results());
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// If the option has a default and is requested by optional argument
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else if(default_also && !opt->get_default_str().empty())
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value = opt->get_default_str();
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// Flag, one passed
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} else if(opt->count() == 1) {
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value = "true";
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// Flag, multiple passed
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} else if(opt->count() > 1) {
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value = std::to_string(opt->count());
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// Flag, not present
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} else if(opt->count() == 0 && default_also) {
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value = "false";
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}
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if(!value.empty()) {
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if(write_description && opt->has_description()) {
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if(static_cast<int>(out.tellp()) != 0) {
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out << std::endl;
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}
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out << "; " << detail::fix_newlines("; ", opt->get_description()) << std::endl;
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}
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// Don't try to quote anything that is not size 1
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if(opt->get_items_expected() != 1)
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out << name << "=" << value << std::endl;
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else
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out << name << "=" << detail::add_quotes_if_needed(value) << std::endl;
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}
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}
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}
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for(const App *subcom : app->get_subcommands({}))
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out << to_config(subcom, default_also, write_description, prefix + subcom->get_name() + ".");
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return out.str();
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}
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} // namespace CLI
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