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ton/crypto/fift/Fift.cpp
2019-09-07 14:33:36 +04:00

77 lines
2.4 KiB
C++

/*
This file is part of TON Blockchain Library.
TON Blockchain Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
TON Blockchain Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
Copyright 2017-2019 Telegram Systems LLP
*/
#include "Fift.h"
#include "words.h"
#include "td/utils/PathView.h"
namespace fift {
Fift::Fift(Config config) : config_(std::move(config)) {
}
Fift::Config& Fift::config() {
return config_;
}
td::Result<int> Fift::interpret_file(std::string fname, std::string current_dir, bool is_interactive) {
auto r_file = config_.source_lookup.lookup_source(fname, current_dir);
if (r_file.is_error()) {
return td::Status::Error("cannot locate file `" + fname + "`");
}
auto file = r_file.move_as_ok();
IntCtx ctx;
std::stringstream ss(file.data);
ctx.input_stream = &ss;
ctx.filename = td::PathView(file.path).file_name().str();
ctx.currentd_dir = td::PathView(file.path).parent_dir().str();
ctx.include_depth = is_interactive ? 0 : 1;
return do_interpret(ctx);
}
td::Result<int> Fift::interpret_istream(std::istream& stream, std::string current_dir, bool is_interactive) {
IntCtx ctx;
ctx.input_stream = &stream;
ctx.filename = "stdin";
ctx.currentd_dir = current_dir;
ctx.include_depth = is_interactive ? 0 : 1;
return do_interpret(ctx);
}
td::Result<int> Fift::do_interpret(IntCtx& ctx) {
ctx.ton_db = &config_.ton_db;
ctx.source_lookup = &config_.source_lookup;
ctx.dictionary = &config_.dictionary;
ctx.output_stream = config_.output_stream;
ctx.error_stream = config_.error_stream;
if (!ctx.output_stream) {
return td::Status::Error("Cannot run interpreter without output_stream");
}
try {
return funny_interpret_loop(ctx);
} catch (fift::IntError ab) {
return td::Status::Error(ab.msg);
} catch (fift::Quit q) {
return q.res;
}
return 0;
}
} // namespace fift