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Add search --graph
option
This functionality should eventually be moved elsewhere
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parent
d2ed1d9215
commit
de288d5a4c
@ -7,6 +7,43 @@
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namespace vcpkg::Commands::Search
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{
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static const std::string OPTION_GRAPH = "--graph"; //TODO: This should find a better home, eventually
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static std::string replace_dashes_with_underscore(const std::string& input)
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{
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std::string output = input;
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std::replace(output.begin(), output.end(), '-', '_');
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return output;
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}
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static std::string create_graph_as_string(const std::vector<SourceParagraph>& source_paragraphs)
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{
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int empty_node_count = 0;
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std::string s;
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s.append("digraph G{ rankdir=LR; edge [minlen=3]; overlap=false;");
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for (const SourceParagraph& source_paragraph : source_paragraphs)
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{
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if (source_paragraph.depends.empty())
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{
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empty_node_count++;
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continue;
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}
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const std::string name = replace_dashes_with_underscore(source_paragraph.name);
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s.append(Strings::format("%s;", name));
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for (const dependency& d : source_paragraph.depends)
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{
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const std::string dependency_name = replace_dashes_with_underscore(d.name);
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s.append(Strings::format("%s -> %s;", name, dependency_name));
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}
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}
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s.append(Strings::format("empty [label=\"%d singletons...\"]; }", empty_node_count));
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return s;
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}
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static std::vector<SourceParagraph> read_all_source_paragraphs(const vcpkg_paths& paths)
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{
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std::vector<SourceParagraph> output;
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@ -25,9 +62,7 @@ namespace vcpkg::Commands::Search
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auto srcpgh = SourceParagraph(pghs[0]);
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output.push_back(srcpgh);
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}
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catch (std::runtime_error const&)
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{
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}
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catch (std::runtime_error const&) { }
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}
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return output;
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@ -46,9 +81,15 @@ namespace vcpkg::Commands::Search
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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",
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Commands::Help::create_example_string("search png"));
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args.check_max_arg_count(1, example);
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args.check_and_get_optional_command_arguments({});
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const std::unordered_set<std::string> options = args.check_and_get_optional_command_arguments({ OPTION_GRAPH });
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const std::vector<SourceParagraph> source_paragraphs = read_all_source_paragraphs(paths);
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if (options.find(OPTION_GRAPH) != options.cend())
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{
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const std::string graph_as_string = create_graph_as_string(source_paragraphs);
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System::println(graph_as_string);
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exit(EXIT_SUCCESS);
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}
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if (args.command_arguments.size() == 0)
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{
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