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ton/tolk/compiler-state.cpp
tolk-vm e2edadba92
[Tolk] v0.6 syntax: fun, import, var, types on the right, etc.
Lots of changes, actually. Most noticeable are:
- traditional //comments
- #include -> import
- a rule "import what you use"
- ~ found -> !found (for -1/0)
- null() -> null
- is_null?(v) -> v == null
- throw is a keyword
- catch with swapped arguments
- throw_if, throw_unless -> assert
- do until -> do while
- elseif -> else if
- drop ifnot, elseifnot
- drop rarely used operators

A testing framework also appears here. All tests existed earlier,
but due to significant syntax changes, their history is useless.
2024-11-02 03:44:13 +04:00

56 lines
1.9 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/>.
*/
#include "compiler-state.h"
#include <iostream>
#include <sstream>
namespace tolk {
CompilerState G; // the only mutable global variable in tolk internals
void ExperimentalOption::mark_deprecated(const char* deprecated_from_v, const char* deprecated_reason) {
this->deprecated_from_v = deprecated_from_v;
this->deprecated_reason = deprecated_reason;
}
void CompilerSettings::enable_experimental_option(std::string_view name) {
ExperimentalOption* to_enable = nullptr;
if (name == remove_unused_functions.name) {
to_enable = &remove_unused_functions;
}
if (to_enable == nullptr) {
std::cerr << "unknown experimental option: " << name << std::endl;
} else if (to_enable->deprecated_from_v) {
std::cerr << "experimental option " << name << " "
<< "is deprecated since Tolk v" << to_enable->deprecated_from_v
<< ": " << to_enable->deprecated_reason << std::endl;
} else {
to_enable->enabled = true;
}
}
void CompilerSettings::parse_experimental_options_cmd_arg(const std::string& cmd_arg) {
std::istringstream stream(cmd_arg);
std::string token;
while (std::getline(stream, token, ',')) {
enable_experimental_option(token);
}
}
} // namespace tolk