Parser.cpp

   1 /* Cycript - Inlining/Optimizing JavaScript Compiler
   2  * Copyright (C) 2009  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
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  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 #include "Parser.hpp"
  41 #include "Cycript.tab.hh"
  42
  43 CYRange DigitRange_    (0x3ff000000000000LLU, 0x000000000000000LLU); // 0-9
  44 CYRange WordStartRange_(0x000001000000000LLU, 0x7fffffe87fffffeLLU); // A-Za-z_$
  45 CYRange WordEndRange_  (0x3ff001000000000LLU, 0x7fffffe87fffffeLLU); // A-Za-z_$0-9
  46
  47 CYDriver::CYDriver(const std::string &filename) :
  48     state_(CYClear),
  49     data_(NULL),
  50     size_(0),
  51     file_(NULL),
  52     strict_(false),
  53     filename_(filename),
  54     program_(NULL),
  55     auto_(false),
  56     context_(NULL),
  57     mode_(AutoNone)
  58 {
  59     ScannerInit();
  60 }
  61
  62 CYDriver::~CYDriver() {
  63     ScannerDestroy();
  64 }
  65
  66 void CYDriver::Warning(const cy::location &location, const char *message) {
  67     if (!strict_)
  68         return;
  69
  70     CYDriver::Error error;
  71     error.warning_ = true;
  72     error.location_ = location;
  73     error.message_ = message;
  74     errors_.push_back(error);
  75 }
  76
  77 void cy::parser::error(const cy::parser::location_type &location, const std::string &message) {
  78     CYDriver::Error error;
  79     error.warning_ = false;
  80     error.location_ = location;
  81     error.message_ = message;
  82     driver.errors_.push_back(error);
  83 }