Driver.hpp

   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 #ifndef CYCRIPT_DRIVER_HPP
  23 #define CYCRIPT_DRIVER_HPP
  24
  25 #include <iostream>
  26
  27 #include <stack>
  28 #include <string>
  29 #include <vector>
  30
  31 #include "Location.hpp"
  32 #include "Options.hpp"
  33 #include "Pooling.hpp"
  34 #include "Standard.hpp"
  35
  36 struct CYExpression;
  37 struct CYScript;
  38 struct CYWord;
  39
  40 enum CYMark {
  41     CYMarkIgnore,
  42     CYMarkScript,
  43     CYMarkModule,
  44 };
  45
  46 class _visible CYDriver {
  47   public:
  48     CYPool &pool_;
  49     void *scanner_;
  50
  51     std::vector<char> buffer_;
  52     bool tail_;
  53
  54     std::stack<bool> in_;
  55     std::stack<bool> return_;
  56     std::stack<bool> template_;
  57     std::stack<bool> yield_;
  58
  59     bool newline_;
  60     bool last_;
  61     bool next_;
  62
  63     std::istream &data_;
  64     CYMark mark_;
  65
  66     int debug_;
  67     bool strict_;
  68     bool highlight_;
  69
  70     enum Condition {
  71         RegExpCondition,
  72         XMLContentCondition,
  73         XMLTagCondition,
  74     };
  75
  76     std::string filename_;
  77
  78     struct Error {
  79         bool warning_;
  80         CYLocation location_;
  81         std::string message_;
  82     };
  83
  84     typedef std::vector<Error> Errors;
  85
  86     CYScript *script_;
  87     Errors errors_;
  88
  89     bool auto_;
  90
  91     struct Context {
  92         CYExpression *context_;
  93
  94         Context(CYExpression *context) :
  95             context_(context)
  96         {
  97         }
  98
  99         typedef std::vector<CYWord *> Words;
 100         Words words_;
 101     };
 102
 103     typedef std::vector<Context> Contexts;
 104     Contexts contexts_;
 105
 106     CYExpression *context_;
 107
 108     enum Mode {
 109         AutoNone,
 110         AutoPrimary,
 111         AutoDirect,
 112         AutoIndirect,
 113         AutoMessage
 114     } mode_;
 115
 116   private:
 117     void ScannerInit();
 118     void ScannerDestroy();
 119
 120   public:
 121     CYDriver(CYPool &pool, std::istream &data, const std::string &filename = "");
 122     ~CYDriver();
 123
 124     bool Parse(CYMark mark = CYMarkScript);
 125     void Replace(CYOptions &options);
 126
 127     void SetCondition(Condition condition);
 128
 129     void PushCondition(Condition condition);
 130     void PopCondition();
 131
 132     void Warning(const CYLocation &location, const char *message);
 133 };
 134
 135 #endif/*CYCRIPT_DRIVER_HPP*/