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111 lines
2.2 KiB
111 lines
2.2 KiB
#include <csignal> // std::signal |
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#include <cstdlib> // std::exit |
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#include <iostream> // std::cin |
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#include <string> // std::getline |
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#include <string_view> |
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#include "ruc/argparser.h" |
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#include "ruc/format/color.h" |
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#include "ast.h" |
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#include "error.h" |
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#include "forward.h" |
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#include "lexer.h" |
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#include "printer.h" |
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#include "reader.h" |
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#include "settings.h" |
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#if 0 |
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namespace blaze { |
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auto read(std::string_view input) -> ValuePtr |
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{ |
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Lexer lexer(input); |
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lexer.tokenize(); |
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if (Settings::the().get("dump-lexer") == "1") { |
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lexer.dump(); |
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} |
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Reader reader(std::move(lexer.tokens())); |
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reader.read(); |
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if (Settings::the().get("dump-reader") == "1") { |
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reader.dump(); |
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} |
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return reader.node(); |
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} |
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auto eval(ValuePtr ast, EnvironmentPtr) -> ValuePtr |
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{ |
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return ast; |
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} |
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} // namespace blaze |
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auto print(blaze::ValuePtr exp) -> std::string |
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{ |
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blaze::Printer printer; |
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return printer.print(exp); |
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} |
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auto rep(std::string_view input) -> void |
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{ |
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blaze::Error::the().clearErrors(); |
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blaze::Error::the().setInput(input); |
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print("{}\n", print(blaze::eval(blaze::read(input), nullptr)).c_str()); |
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} |
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static auto cleanup(int signal) -> void |
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{ |
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print("\033[0m"); |
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std::exit(signal); |
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} |
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auto main(int argc, char* argv[]) -> int |
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{ |
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bool dump_lexer = false; |
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bool dump_reader = false; |
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bool pretty_print = false; |
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// CLI arguments |
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ruc::ArgParser arg_parser; |
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arg_parser.addOption(dump_lexer, 'l', "dump-lexer", nullptr, nullptr); |
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arg_parser.addOption(dump_reader, 'r', "dump-reader", nullptr, nullptr); |
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arg_parser.addOption(pretty_print, 'c', "color", nullptr, nullptr); |
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arg_parser.parse(argc, argv); |
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// Set settings |
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blaze::Settings::the().set("dump-lexer", dump_lexer ? "1" : "0"); |
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blaze::Settings::the().set("dump-reader", dump_reader ? "1" : "0"); |
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blaze::Settings::the().set("pretty-print", pretty_print ? "1" : "0"); |
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// Signal callbacks |
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std::signal(SIGINT, cleanup); |
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std::signal(SIGTERM, cleanup); |
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while (true) { |
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if (!pretty_print) { |
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print("user> "); |
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} |
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else { |
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print(fg(ruc::format::TerminalColor::Blue), "user>"); |
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print(" \033[1m"); |
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} |
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std::string line; |
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std::getline(std::cin, line); |
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if (pretty_print) { |
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print("\033[0m"); |
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} |
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// Exit with Ctrl-D |
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if (std::cin.eof() || std::cin.fail()) { |
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break; |
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} |
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rep(line); |
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} |
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return 0; |
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} |
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#endif
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