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#include "pch.h"
#include "Paragraphs.h"
#include "SourceParagraph.h"
#include "vcpkg_Commands.h"
#include "vcpkg_System.h"
#include "vcpkglib_helpers.h"
namespace vcpkg::Commands::Search
{
static const std::string OPTION_GRAPH = "--graph"; // TODO: This should find a better home, eventually
static std::string replace_dashes_with_underscore(const std::string& input)
{
std::string output = input;
std::replace(output.begin(), output.end(), '-', '_');
return output;
}
static std::string create_graph_as_string(const std::vector<SourceParagraph>& source_paragraphs)
{
int empty_node_count = 0;
std::string s;
s.append("digraph G{ rankdir=LR; edge [minlen=3]; overlap=false;");
for (const SourceParagraph& source_paragraph : source_paragraphs)
{
if (source_paragraph.depends.empty())
{
empty_node_count++;
continue;
}
const std::string name = replace_dashes_with_underscore(source_paragraph.name);
s.append(Strings::format("%s;", name));
for (const Dependency& d : source_paragraph.depends)
{
const std::string dependency_name = replace_dashes_with_underscore(d.name);
s.append(Strings::format("%s -> %s;", name, dependency_name));
}
}
s.append(Strings::format("empty [label=\"%d singletons...\"]; }", empty_node_count));
return s;
}
static void do_print(const SourceParagraph& source_paragraph)
{
System::println("%-20s %-16s %s",
source_paragraph.name,
source_paragraph.version,
details::shorten_description(source_paragraph.description));
}
void perform_and_exit(const VcpkgCmdArguments& args, const VcpkgPaths& paths)
{
static const std::string example = Strings::format(
"The argument should be a substring to search for, or no argument to display all libraries.\n%s",
Commands::Help::create_example_string("search png"));
args.check_max_arg_count(1, example);
const std::unordered_set<std::string> options = args.check_and_get_optional_command_arguments({OPTION_GRAPH});
const std::vector<SourceParagraph> source_paragraphs =
Paragraphs::load_all_ports(paths.get_filesystem(), paths.ports);
if (options.find(OPTION_GRAPH) != options.cend())
{
const std::string graph_as_string = create_graph_as_string(source_paragraphs);
System::println(graph_as_string);
Checks::exit_success(VCPKG_LINE_INFO);
}
if (args.command_arguments.empty())
{
for (const SourceParagraph& source_paragraph : source_paragraphs)
{
do_print(source_paragraph);
}
}
else
{
// At this point there is 1 argument
for (const SourceParagraph& source_paragraph : source_paragraphs)
{
if (Strings::case_insensitive_ascii_find(source_paragraph.name, args.command_arguments[0]) ==
source_paragraph.name.end())
{
continue;
}
do_print(source_paragraph);
}
}
System::println(
"\nIf your library is not listed, please open an issue at and/or consider making a pull request:\n"
" https://github.com/Microsoft/vcpkg/issues");
Checks::exit_success(VCPKG_LINE_INFO);
}
}
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