Driver.cpp

   1 /* Cycript - Optimizing JavaScript Compiler/Runtime
   2  * Copyright (C) 2009-2015  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU Affero General Public License, Version 3 {{{ */
   6 /*
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 #include "Cycript.tab.hh"
  23 #include "Driver.hpp"
  24
  25 CYDriver::CYDriver(CYPool &pool, std::istream &data, const std::string &filename) :
  26     pool_(pool),
  27     newline_(false),
  28     last_(false),
  29     next_(false),
  30     data_(data),
  31     debug_(0),
  32     strict_(false),
  33     highlight_(false),
  34     filename_(filename),
  35     script_(NULL),
  36     auto_(false),
  37     context_(NULL),
  38     mode_(AutoNone)
  39 {
  40     in_.push(false);
  41     return_.push(false);
  42     template_.push(false);
  43     yield_.push(false);
  44
  45     ScannerInit();
  46 }
  47
  48 CYDriver::~CYDriver() {
  49     ScannerDestroy();
  50 }
  51
  52 bool CYDriver::Parse(CYMark mark) {
  53     mark_ = mark;
  54     CYLocal<CYPool> local(&pool_);
  55     cy::parser parser(*this);
  56 #ifdef YYDEBUG
  57     parser.set_debug_level(debug_);
  58 #endif
  59     return parser.parse() != 0;
  60 }
  61
  62 void CYDriver::Replace(CYOptions &options) {
  63     CYLocal<CYPool> local(&pool_);
  64     CYContext context(options);
  65     script_->Replace(context);
  66 }
  67
  68 void CYDriver::Warning(const cy::parser::location_type &location, const char *message) {
  69     if (!strict_)
  70         return;
  71
  72     CYDriver::Error error;
  73     error.warning_ = true;
  74     error.location_ = location;
  75     error.message_ = message;
  76     errors_.push_back(error);
  77 }
  78
  79 void cy::parser::error(const cy::parser::location_type &location, const std::string &message) {
  80     CYDriver::Error error;
  81     error.warning_ = false;
  82     error.location_ = location;
  83     error.message_ = message;
  84     driver.errors_.push_back(error);
  85 }