/*

* Copyright (C) 2016-2017, Egor Pugin

*

* Licensed under the Apache License, Version 2.0 (the "License");

* you may not use this file except in compliance with the License.

* You may obtain a copy of the License at

*

* http://www.apache.org/licenses/LICENSE-2.0

*

* Unless required by applicable law or agreed to in writing, software

* distributed under the License is distributed on an "AS IS" BASIS,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

*/

#include "driver.h"

#include <algorithm>

#include <fstream>

#include <sstream>

// Prevent using <unistd.h> because of bug in flex.

#define YY_NO_UNISTD_H 1

#define YY_DECL 1

#include <bazel/lexer.h>

extern yy_bazel::parser::symbol_type ll_bazellex(yyscan_t yyscanner, yy_bazel::location &loc);

BazelParserDriver::BazelParserDriver()

{

}

yy_bazel::parser::symbol_type BazelParserDriver::lex()

{

auto ret = ll_bazellex(scanner, location);

return ret;

}

int BazelParserDriver::parse(const std::string &s)

{

parseMode = Mode::String;

ll_bazellex_init(&scanner);

ll_bazel_scan_string(s.c_str(), scanner);

auto res = parse();

ll_bazellex_destroy(scanner);

return res;

}

int BazelParserDriver::parse()

{

yy_bazel::parser parser(*this);

parser.set_debug_level(debug);

int res = parser.parse();

return res;

}

void BazelParserDriver::error(const yy_bazel::location &l, const std::string &m)

{

std::ostringstream ss;

ss << l << " " << m << "\n";

if (!can_throw)

std::cerr << ss.str();

else

throw std::runtime_error("Error during bazel parse: " + ss.str());

}

void BazelParserDriver::error(const std::string& m)

{

std::ostringstream ss;

ss << m << "\n";

if (!can_throw)

std::cerr << ss.str();

else

throw std::runtime_error("Error during bazel parse: " + ss.str());

}