Driver.hpp

   1 /* Cycript - The Truly Universal Scripting Language
   2  * Copyright (C) 2009-2016  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 CYClassTail;
  37 struct CYExpression;
  38 struct CYScript;
  39 struct CYWord;
  40
  41 enum CYMark {
  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> super_;
  57     std::stack<bool> template_;
  58     std::stack<bool> yield_;
  59
  60     std::stack<CYClassTail *> class_;
  61
  62     CYMark mark_;
  63     int hold_;
  64     bool newline_;
  65     bool last_;
  66
  67     std::streambuf &data_;
  68
  69     int debug_;
  70     bool strict_;
  71     bool highlight_;
  72
  73     enum Condition {
  74         XMLContentCondition,
  75         XMLTagCondition,
  76     };
  77
  78     std::string filename_;
  79
  80     struct Error {
  81         bool warning_;
  82         CYLocation location_;
  83         std::string message_;
  84     };
  85
  86     typedef std::vector<Error> Errors;
  87
  88     CYScript *script_;
  89     Errors errors_;
  90
  91     bool auto_;
  92
  93     struct Context {
  94         CYExpression *context_;
  95
  96         Context(CYExpression *context) :
  97             context_(context)
  98         {
  99         }
 100
 101         typedef std::vector<CYWord *> Words;
 102         Words words_;
 103     };
 104
 105     typedef std::vector<Context> Contexts;
 106     Contexts contexts_;
 107
 108     CYExpression *context_;
 109
 110     enum Mode {
 111         AutoNone,
 112         AutoPrimary,
 113         AutoDirect,
 114         AutoIndirect,
 115         AutoMessage,
 116         AutoResolve,
 117     } mode_;
 118
 119   private:
 120     void ScannerInit();
 121     void ScannerDestroy();
 122
 123   public:
 124     CYDriver(CYPool &pool, std::streambuf &data, const std::string &filename = "");
 125     ~CYDriver();
 126
 127     bool Parse(CYMark mark = CYMarkModule);
 128     void Replace(CYOptions &options);
 129
 130     void SetRegEx(bool equal);
 131     void SetCondition(Condition condition);
 132
 133     void PushCondition(Condition condition);
 134     void PopCondition();
 135
 136     void Warning(const CYLocation &location, const char *message);
 137 };
 138
 139 #endif/*CYCRIPT_DRIVER_HPP*/