mirror of
https://github.com/ton-blockchain/ton
synced 2025-03-09 15:40:10 +00:00
82 lines
2.6 KiB
C++
82 lines
2.6 KiB
C++
/*
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This file is part of TON Blockchain Library.
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TON Blockchain Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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TON Blockchain Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2017-2020 Telegram Systems LLP
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*/
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#include "Fift.h"
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#include "words.h"
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#include "td/utils/PathView.h"
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namespace fift {
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Fift::Fift(Config config) : config_(std::move(config)) {
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}
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Fift::Config& Fift::config() {
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return config_;
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}
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td::Result<int> Fift::interpret_file(std::string fname, std::string current_dir, bool is_interactive) {
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auto r_file = config_.source_lookup.lookup_source(fname, current_dir);
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if (r_file.is_error()) {
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return td::Status::Error("cannot locate file `" + fname + "`");
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}
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auto file = r_file.move_as_ok();
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std::stringstream ss(file.data);
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IntCtx ctx{ss, td::PathView(file.path).file_name().str(), td::PathView(file.path).parent_dir().str(),
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(int)!is_interactive};
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return do_interpret(ctx, is_interactive);
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}
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td::Result<int> Fift::interpret_istream(std::istream& stream, std::string current_dir, bool is_interactive) {
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IntCtx ctx{stream, "stdin", current_dir, (int)!is_interactive};
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return do_interpret(ctx, is_interactive);
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}
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td::Result<int> Fift::do_interpret(IntCtx& ctx, bool is_interactive) {
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ctx.ton_db = &config_.ton_db;
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ctx.source_lookup = &config_.source_lookup;
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ctx.dictionary = &config_.dictionary;
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ctx.output_stream = config_.output_stream;
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ctx.error_stream = config_.error_stream;
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if (!ctx.output_stream) {
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return td::Status::Error("Cannot run interpreter without output_stream");
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}
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while (true) {
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auto res = ctx.run(td::make_ref<InterpretCont>());
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if (res.is_error()) {
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res = ctx.add_error_loc(res.move_as_error());
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if (config_.show_backtrace) {
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std::ostringstream os;
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ctx.print_error_backtrace(os);
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LOG(ERROR) << os.str();
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}
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if (is_interactive) {
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LOG(ERROR) << res.move_as_error().message();
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ctx.top_ctx();
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ctx.clear_error();
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ctx.stack.clear();
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ctx.load_next_line();
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continue;
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}
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}
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return res;
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}
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}
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} // namespace fift
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