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106 lines
2.3 KiB
106 lines
2.3 KiB
#include <csignal> // std::signal |
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#include <cstdlib> // std::exit |
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#include <string> |
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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 "environment.h" |
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#include "eval.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 "readline.h" |
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#include "settings.h" |
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#if 0 |
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auto read(std::string_view input) -> blaze::ASTNodePtr |
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{ |
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blaze::Lexer lexer(input); |
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lexer.tokenize(); |
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if (blaze::Settings::the().get("dump-lexer") == "1") { |
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lexer.dump(); |
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} |
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blaze::Reader reader(std::move(lexer.tokens())); |
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reader.read(); |
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if (blaze::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(blaze::ASTNodePtr ast) -> blaze::ASTNodePtr |
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{ |
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blaze::GlobalEnvironment env; |
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blaze::Eval eval(ast, &env); |
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eval.eval(); |
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return eval.ast(); |
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} |
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auto print(blaze::ASTNodePtr 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) -> std::string |
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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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return print(eval(read(input))); |
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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\n"); |
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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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std::string_view history_path = "~/.mal-history"; |
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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.addOption(history_path, 'h', "history", nullptr, nullptr, nullptr, ruc::ArgParser::Required::Yes); |
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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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blaze::Readline readline(pretty_print, history_path); |
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std::string input; |
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while (readline.get(input)) { |
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if (pretty_print) { |
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print("\033[0m"); |
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} |
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print("{}\n", rep(input)); |
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} |
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if (pretty_print) { |
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print("\033[0m"); |
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} |
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return 0; |
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} |
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#endif
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