X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/daf22a654ea0e85ead19f2248e3f94d5651a77f5..9777bd50251d7e72c44bfbee7fbad2d8df148e47:/Parser.hpp

diff --git a/Parser.hpp b/Parser.hpp
index ceb4b6f..aad1d47 100644
--- a/Parser.hpp
+++ b/Parser.hpp
@@ -1,47 +1,26 @@
-/* Cycript - Inlining/Optimizing JavaScript Compiler
- * Copyright (C) 2009  Jay Freeman (saurik)
+/* Cycript - Optimizing JavaScript Compiler/Runtime
+ * Copyright (C) 2009-2010  Jay Freeman (saurik)
 */
 
-/* Modified BSD License {{{ */
+/* GNU Lesser General Public License, Version 3 {{{ */
 /*
- *        Redistribution and use in source and binary
- * forms, with or without modification, are permitted
- * provided that the following conditions are met:
+ * Cycript is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
  *
- * 1. Redistributions of source code must retain the
- *    above copyright notice, this list of conditions
- *    and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the
- *    above copyright notice, this list of conditions
- *    and the following disclaimer in the documentation
- *    and/or other materials provided with the
- *    distribution.
- * 3. The name of the author may not be used to endorse
- *    or promote products derived from this software
- *    without specific prior written permission.
+ * Cycript is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
+ * License for more details.
  *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
- * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
+**/
 /* }}} */
 
-#ifndef CYPARSER_HPP
-#define CYPARSER_HPP
-
-// XXX: wtf is this here?!
-#define CYPA 16
+#ifndef CYCRIPT_PARSER_HPP
+#define CYCRIPT_PARSER_HPP
 
 #include <iostream>
 
@@ -54,30 +33,13 @@
 #include <cstdlib>
 
 #include "location.hh"
+
+#include "List.hpp"
 #include "Pooling.hpp"
 #include "Options.hpp"
 
 class CYContext;
 
-template <typename Type_>
-struct CYNext {
-    Type_ *next_;
-
-    CYNext() :
-        next_(NULL)
-    {
-    }
-
-    CYNext(Type_ *next) :
-        next_(next)
-    {
-    }
-
-    void SetNext(Type_ *next) {
-        next_ = next;
-    }
-};
-
 struct CYThing {
     virtual ~CYThing() {
     }
@@ -164,9 +126,7 @@ struct CYStatement :
     void Single(CYOutput &out, CYFlags flags) const;
     void Multiple(CYOutput &out, CYFlags flags = CYNoFlags) const;
 
-    CYStatement *ReplaceAll(CYContext &context);
     virtual CYStatement *Collapse(CYContext &context);
-
     virtual CYStatement *Replace(CYContext &context) = 0;
 
   private:
@@ -369,7 +329,6 @@ struct CYProgram :
 struct CYNonLocal;
 
 struct CYContext {
-    apr_pool_t *pool_;
     CYOptions &options_;
 
     CYScope *scope_;
@@ -379,8 +338,7 @@ struct CYContext {
     CYNonLocal *nextlocal_;
     unsigned unique_;
 
-    CYContext(apr_pool_t *pool, CYOptions &options) :
-        pool_(pool),
+    CYContext(CYOptions &options) :
         options_(options),
         scope_(NULL),
         nonlocal_(NULL),
@@ -392,6 +350,15 @@ struct CYContext {
     virtual ~CYContext() {
     }
 
+    template <typename Type_>
+    void ReplaceAll(Type_ *&values) {
+        Type_ **last(&values);
+        CYForEach (next, values) {
+            Replace(*last = next);
+            last = &(*last)->next_;
+        }
+    }
+
     template <typename Type_>
     void Replace(Type_ *&value) {
         for (;;) if (value == NULL)
@@ -439,10 +406,7 @@ struct CYBlock :
     }
 
     void AddPrev(CYStatement *statement) {
-        CYStatement *last(statement);
-        while (last->next_ != NULL)
-            last = last->next_;
-        last->SetNext(statements_);
+        CYSetLast(statement, statements_);
         statements_ = statement;
     }
 
@@ -460,8 +424,6 @@ enum CYState {
 
 class CYDriver {
   public:
-    CYPool pool_;
-
     CYState state_;
     void *scanner_;
 
@@ -522,7 +484,7 @@ class CYDriver {
     void ScannerDestroy();
 
   public:
-    CYDriver(apr_pool_t *pool = NULL, const std::string &filename = "");
+    CYDriver(const std::string &filename = "");
     ~CYDriver();
 
     Condition GetCondition();
@@ -583,8 +545,6 @@ struct CYExpression :
     virtual CYExpression *ClassName(CYContext &context, bool object);
     virtual void ClassName(CYOutput &out, bool object) const;
 
-    CYExpression *ReplaceAll(CYContext &context);
-
     virtual CYExpression *Replace(CYContext &context) = 0;
 
     virtual CYExpression *Primitive(CYContext &context) {
@@ -610,8 +570,9 @@ struct CYExpression :
     }
 
 #define CYPrecedence(value) \
+    static const unsigned Precedence_ = value; \
     virtual unsigned Precedence() const { \
-        return value; \
+        return Precedence_; \
     }
 
 #define CYRightHand(value) \
@@ -630,10 +591,7 @@ struct CYCompound :
     }
 
     void AddPrev(CYExpression *expression) {
-        CYExpression *last(expression);
-        while (last->next_ != NULL)
-            last = last->next_;
-        last->SetNext(expressions_);
+        CYSetLast(expression, expressions_);
         expressions_ = expression;
     }
 
@@ -972,6 +930,11 @@ struct CYVariable :
     {
     }
 
+    CYVariable(const char *name) :
+        name_(new($pool) CYIdentifier(name))
+    {
+    }
+
     CYPrecedence(0)
     CYRightHand(false)
 
@@ -1356,13 +1319,16 @@ struct CYIndirectMember :
     virtual void Output(CYOutput &out, CYFlags flags) const;
 };
 
-struct CYNew :
+namespace cy {
+namespace Syntax {
+
+struct New :
     CYExpression
 {
     CYExpression *constructor_;
     CYArgument *arguments_;
 
-    CYNew(CYExpression *constructor, CYArgument *arguments) :
+    New(CYExpression *constructor, CYArgument *arguments) :
         constructor_(constructor),
         arguments_(arguments)
     {
@@ -1380,6 +1346,8 @@ struct CYNew :
     virtual CYExpression *AddArgument(CYContext &context, CYExpression *value);
 };
 
+} }
+
 struct CYCall :
     CYExpression
 {
@@ -1873,4 +1841,4 @@ CYAssignment_("&=", BitwiseAnd)
 CYAssignment_("^=", BitwiseXOr)
 CYAssignment_("|=", BitwiseOr)
 
-#endif/*CYPARSER_HPP*/
+#endif/*CYCRIPT_PARSER_HPP*/