Update copyright for 2014 and relicense to AGPLv3.

[cycript.git] / Parser.hpp

diff --git a/Parser.hpp b/Parser.hpp
index e182c574a424c3ccfdfe6a21a00e9a1227cc4f09..697fbeac73fbdf013e62032e896b8f23f6002d0e 100644 (file)
--- a/Parser.hpp
+++ b/Parser.hpp
@@ -1,21 +1,21 @@
 /* Cycript - Optimizing JavaScript Compiler/Runtime
- * Copyright (C) 2009-2013  Jay Freeman (saurik)
+ * Copyright (C) 2009-2014  Jay Freeman (saurik)
 */
 
-/* GNU General Public License, Version 3 {{{ */
+/* GNU Affero General Public License, Version 3 {{{ */
 /*
- * Cycript is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published
- * by the Free Software Foundation, either version 3 of the License,
- * or (at your option) any later version.
- *
- * Cycript is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
+ * GNU Affero General Public License for more details.
+
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 **/
 /* }}} */
 
@@ -460,27 +460,6 @@ struct CYBlock :
     virtual void Output(CYOutput &out, CYFlags flags) const;
 };
 
-class CYStream :
-    public std::istream
-{
-  private:
-    class CYBuffer :
-        public std::streambuf
-    {
-      public:
-        CYBuffer(const char *start, const char *end) {
-            setg(const_cast<char *>(start), const_cast<char *>(start), const_cast<char *>(end));
-        }
-    } buffer_;
-
-  public:
-    CYStream(const char *start, const char *end) :
-        std::istream(&buffer_),
-        buffer_(start, end)
-    {
-    }
-};
-
 struct CYForInitialiser {
     virtual ~CYForInitialiser() {
     }
@@ -506,7 +485,6 @@ struct CYNumber;
 struct CYString;
 
 struct CYExpression :
-    CYNext<CYExpression>,
     CYForInitialiser,
     CYForInInitialiser,
     CYClassName,
@@ -534,7 +512,7 @@ struct CYExpression :
     virtual CYAssignment *Assignment(CYContext &context);
 
     virtual CYExpression *Primitive(CYContext &context) {
-        return this;
+        return NULL;
     }
 
     virtual CYNumber *Number(CYContext &context) {
@@ -569,16 +547,16 @@ struct CYExpression :
 struct CYCompound :
     CYExpression
 {
-    CYExpression *expressions_;
+    CYExpression *expression_;
+    CYExpression *next_;
 
-    CYCompound(CYExpression *expressions = NULL) :
-        expressions_(expressions)
+    CYCompound(CYExpression *expression, CYExpression *next = NULL) :
+        expression_(expression),
+        next_(next)
     {
-    }
-
-    void AddPrev(CYExpression *expression) {
-        CYSetLast(expression) = expressions_;
-        expressions_ = expression;
+        if (expression_ == NULL)
+            throw;
+        _assert(expression_ != NULL);
     }
 
     CYPrecedence(17)
@@ -616,6 +594,11 @@ struct CYComprehension :
     {
     }
 
+    CYComprehension *Modify(CYComprehension *next) {
+        next_ = next;
+        return this;
+    }
+
     virtual const char *Name() const = 0;
 
     virtual CYFunctionParameter *Parameter(CYContext &context) const = 0;
@@ -673,7 +656,8 @@ struct CYIfComprehension :
 {
     CYExpression *test_;
 
-    CYIfComprehension(CYExpression *test) :
+    CYIfComprehension(CYExpression *test, CYComprehension *next = NULL) :
+        CYComprehension(next),
         test_(test)
     {
     }
@@ -710,6 +694,10 @@ struct CYLiteral :
 {
     CYPrecedence(0)
     CYRightHand(false)
+
+    virtual CYExpression *Primitive(CYContext &context) {
+        return this;
+    }
 };
 
 struct CYTrivial :
@@ -1529,7 +1517,7 @@ struct CYExpress :
     CYExpress(CYExpression *expression) :
         expression_(expression)
     {
-        if (expression == NULL)
+        if (expression_ == NULL)
             throw;
     }
 
@@ -1600,6 +1588,107 @@ struct CYFinally :
     virtual void Output(CYOutput &out) const;
 };
 
+struct CYTypeSpecifier :
+    CYThing
+{
+    virtual CYExpression *Replace(CYContext &context) = 0;
+};
+
+struct CYTypeError :
+    CYTypeSpecifier
+{
+    CYTypeError() {
+    }
+
+    virtual CYExpression *Replace(CYContext &context);
+    virtual void Output(CYOutput &out) const;
+};
+
+struct CYTypeVoid :
+    CYTypeSpecifier
+{
+    CYTypeVoid() {
+    }
+
+    virtual CYExpression *Replace(CYContext &context);
+    virtual void Output(CYOutput &out) const;
+};
+
+struct CYTypeVariable :
+    CYTypeSpecifier
+{
+    CYIdentifier *name_;
+
+    CYTypeVariable(CYIdentifier *name) :
+        name_(name)
+    {
+    }
+
+    CYTypeVariable(const char *name) :
+        name_(new($pool) CYIdentifier(name))
+    {
+    }
+
+    virtual CYExpression *Replace(CYContext &context);
+    virtual void Output(CYOutput &out) const;
+};
+
+struct CYTypeUnsigned :
+    CYTypeSpecifier
+{
+    CYTypeSpecifier *specifier_;
+
+    CYTypeUnsigned(CYTypeSpecifier *specifier) :
+        specifier_(specifier)
+    {
+    }
+
+    virtual CYExpression *Replace(CYContext &context);
+    virtual void Output(CYOutput &out) const;
+};
+
+struct CYTypeSigned :
+    CYTypeSpecifier
+{
+    CYTypeSpecifier *specifier_;
+
+    CYTypeSigned(CYTypeSpecifier *specifier) :
+        specifier_(specifier)
+    {
+    }
+
+    virtual CYExpression *Replace(CYContext &context);
+    virtual void Output(CYOutput &out) const;
+};
+
+struct CYTypeLong :
+    CYTypeSpecifier
+{
+    CYTypeSpecifier *specifier_;
+
+    CYTypeLong(CYTypeSpecifier *specifier) :
+        specifier_(specifier)
+    {
+    }
+
+    virtual CYExpression *Replace(CYContext &context);
+    virtual void Output(CYOutput &out) const;
+};
+
+struct CYTypeShort :
+    CYTypeSpecifier
+{
+    CYTypeSpecifier *specifier_;
+
+    CYTypeShort(CYTypeSpecifier *specifier) :
+        specifier_(specifier)
+    {
+    }
+
+    virtual CYExpression *Replace(CYContext &context);
+    virtual void Output(CYOutput &out) const;
+};
+
 struct CYTypeModifier :
     CYNext<CYTypeModifier>
 {
@@ -1681,19 +1770,19 @@ struct CYTypedIdentifier :
     CYThing
 {
     CYIdentifier *identifier_;
-    CYExpression *type_;
+    CYTypeSpecifier *specifier_;
     CYTypeModifier *modifier_;
 
     CYTypedIdentifier(CYIdentifier *identifier = NULL) :
         identifier_(identifier),
-        type_(NULL),
+        specifier_(NULL),
         modifier_(NULL)
     {
     }
 
-    CYTypedIdentifier(CYExpression *type, CYTypeModifier *modifier = NULL) :
+    CYTypedIdentifier(CYTypeSpecifier *specifier, CYTypeModifier *modifier = NULL) :
         identifier_(NULL),
-        type_(type),
+        specifier_(specifier),
         modifier_(modifier)
     {
     }
@@ -1762,6 +1851,36 @@ struct CYLambda :
     virtual void Output(CYOutput &out, CYFlags flags) const;
 };
 
+struct CYModule :
+    CYNext<CYModule>,
+    CYThing
+{
+    CYWord *part_;
+
+    CYModule(CYWord *part, CYModule *next = NULL) :
+        CYNext<CYModule>(next),
+        part_(part)
+    {
+    }
+
+    CYString *Replace(CYContext &context, const char *separator) const;
+    void Output(CYOutput &out) const;
+};
+
+struct CYImport :
+    CYStatement
+{
+    CYModule *module_;
+
+    CYImport(CYModule *module) :
+        module_(module)
+    {
+    }
+
+    virtual CYStatement *Replace(CYContext &context);
+    virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
 struct CYTypeDefinition :
     CYStatement
 {
@@ -2037,7 +2156,7 @@ CYPrefix_(false, "-", Negate)
 CYPrefix_(false, "~", BitwiseNot)
 CYPrefix_(false, "!", LogicalNot)
 
-CYInfix_(false, 5, "*", Multiply)
+CYInfix_(false, 5, "*", Multiply, CYReplace)
 CYInfix_(false, 5, "/", Divide)
 CYInfix_(false, 5, "%", Modulus)
 CYInfix_(false, 6, "+", Add, CYReplace)