Driver.hpp

   1 /* Cycript - Optimizing JavaScript Compiler/Runtime
   2  * Copyright (C) 2009-2014  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.hh"
  32
  33 #include "Parser.hpp"
  34
  35 enum CYState {
  36     CYClear,
  37     CYRestricted,
  38     CYNewLine
  39 };
  40
  41 class CYDriver {
  42   public:
  43     void *scanner_;
  44
  45     CYState state_;
  46     std::stack<bool> in_;
  47
  48     struct {
  49         bool AtImplementation;
  50         bool Function;
  51         bool OpenBrace;
  52     } no_;
  53
  54     std::istream &data_;
  55
  56     bool strict_;
  57     bool commented_;
  58
  59     enum Condition {
  60         RegExpCondition,
  61         XMLContentCondition,
  62         XMLTagCondition,
  63     };
  64
  65     std::string filename_;
  66
  67     struct Error {
  68         bool warning_;
  69         cy::location location_;
  70         std::string message_;
  71     };
  72
  73     typedef std::vector<Error> Errors;
  74
  75     CYProgram *program_;
  76     Errors errors_;
  77
  78     bool auto_;
  79
  80     struct Context {
  81         CYExpression *context_;
  82
  83         Context(CYExpression *context) :
  84             context_(context)
  85         {
  86         }
  87
  88         typedef std::vector<CYWord *> Words;
  89         Words words_;
  90     };
  91
  92     typedef std::vector<Context> Contexts;
  93     Contexts contexts_;
  94
  95     CYExpression *context_;
  96
  97     enum Mode {
  98         AutoNone,
  99         AutoPrimary,
 100         AutoDirect,
 101         AutoIndirect,
 102         AutoMessage
 103     } mode_;
 104
 105   private:
 106     void ScannerInit();
 107     void ScannerDestroy();
 108
 109   public:
 110     CYDriver(std::istream &data, const std::string &filename = "");
 111     ~CYDriver();
 112
 113     Condition GetCondition();
 114     void SetCondition(Condition condition);
 115
 116     void PushCondition(Condition condition);
 117     void PopCondition();
 118
 119     void Warning(const cy::location &location, const char *message);
 120 };
 121
 122 #endif/*CYCRIPT_DRIVER_HPP*/