I do not remember why this was so overly complex.

[cycript.git] / Parser.hpp

diff --git a/Parser.hpp b/Parser.hpp
index 9dbb9b980e130b7c9fb52ddabdd6237852069d10..0e4b51f824d6653e2d801a2a7423579092c48c9e 100644 (file)
--- a/Parser.hpp
+++ b/Parser.hpp
@@ -24,7 +24,6 @@
 
 #include <iostream>
 
-#include <stack>
 #include <string>
 #include <vector>
 #include <map>
@@ -33,8 +32,6 @@
 #include <cstdio>
 #include <cstdlib>
 
-#include "location.hh"
-
 #include "List.hpp"
 #include "Pooling.hpp"
 #include "Options.hpp"
@@ -463,12 +460,6 @@ struct CYBlock :
     virtual void Output(CYOutput &out, CYFlags flags) const;
 };
 
-enum CYState {
-    CYClear,
-    CYRestricted,
-    CYNewLine
-};
-
 class CYStream :
     public std::istream
 {
@@ -490,87 +481,6 @@ class CYStream :
     }
 };
 
-class CYDriver {
-  public:
-    void *scanner_;
-
-    CYState state_;
-    std::stack<bool> in_;
-
-    struct {
-        bool AtImplementation;
-        bool Function;
-        bool OpenBrace;
-    } no_;
-
-    std::istream &data_;
-
-    bool strict_;
-    bool commented_;
-
-    enum Condition {
-        RegExpCondition,
-        XMLContentCondition,
-        XMLTagCondition,
-    };
-
-    std::string filename_;
-
-    struct Error {
-        bool warning_;
-        cy::location location_;
-        std::string message_;
-    };
-
-    typedef std::vector<Error> Errors;
-
-    CYProgram *program_;
-    Errors errors_;
-
-    bool auto_;
-
-    struct Context {
-        CYExpression *context_;
-
-        Context(CYExpression *context) :
-            context_(context)
-        {
-        }
-
-        typedef std::vector<CYWord *> Words;
-        Words words_;
-    };
-
-    typedef std::vector<Context> Contexts;
-    Contexts contexts_;
-
-    CYExpression *context_;
-
-    enum Mode {
-        AutoNone,
-        AutoPrimary,
-        AutoDirect,
-        AutoIndirect,
-        AutoMessage
-    } mode_;
-
-  private:
-    void ScannerInit();
-    void ScannerDestroy();
-
-  public:
-    CYDriver(std::istream &data, const std::string &filename = "");
-    ~CYDriver();
-
-    Condition GetCondition();
-    void SetCondition(Condition condition);
-
-    void PushCondition(Condition condition);
-    void PopCondition();
-
-    void Warning(const cy::location &location, const char *message);
-};
-
 struct CYForInitialiser {
     virtual ~CYForInitialiser() {
     }
@@ -602,7 +512,7 @@ struct CYExpression :
     CYClassName,
     CYThing
 {
-    virtual unsigned Precedence() const = 0;
+    virtual int Precedence() const = 0;
 
     virtual bool RightHand() const {
         return true;
@@ -615,7 +525,7 @@ struct CYExpression :
 
     virtual void Output(CYOutput &out) const;
     virtual void Output(CYOutput &out, CYFlags flags) const = 0;
-    void Output(CYOutput &out, unsigned precedence, CYFlags flags) const;
+    void Output(CYOutput &out, int precedence, CYFlags flags) const;
 
     virtual CYExpression *ClassName(CYContext &context, bool object);
     virtual void ClassName(CYOutput &out, bool object) const;
@@ -646,8 +556,8 @@ struct CYExpression :
     }
 
 #define CYPrecedence(value) \
-    static const unsigned Precedence_ = value; \
-    virtual unsigned Precedence() const { \
+    static const int Precedence_ = value; \
+    virtual int Precedence() const { \
         return Precedence_; \
     }
 
@@ -706,6 +616,11 @@ struct CYComprehension :
     {
     }
 
+    CYComprehension *Modify(CYComprehension *next) {
+        next_ = next;
+        return this;
+    }
+
     virtual const char *Name() const = 0;
 
     virtual CYFunctionParameter *Parameter(CYContext &context) const = 0;
@@ -763,7 +678,8 @@ struct CYIfComprehension :
 {
     CYExpression *test_;
 
-    CYIfComprehension(CYExpression *test) :
+    CYIfComprehension(CYExpression *test, CYComprehension *next = NULL) :
+        CYComprehension(next),
         test_(test)
     {
     }
@@ -1419,7 +1335,7 @@ struct New :
     {
     }
 
-    virtual unsigned Precedence() const {
+    virtual int Precedence() const {
         return arguments_ == NULL ? 2 : 1;
     }
 
@@ -1690,6 +1606,216 @@ struct CYFinally :
     virtual void Output(CYOutput &out) const;
 };
 
+struct CYTypeModifier :
+    CYNext<CYTypeModifier>
+{
+    CYTypeModifier(CYTypeModifier *next) :
+        CYNext<CYTypeModifier>(next)
+    {
+    }
+
+    virtual int Precedence() const = 0;
+
+    virtual CYExpression *Replace_(CYContext &context, CYExpression *type) = 0;
+    CYExpression *Replace(CYContext &context, CYExpression *type);
+
+    virtual void Output(CYOutput &out, CYIdentifier *identifier) const = 0;
+    void Output(CYOutput &out, int precedence, CYIdentifier *identifier) const;
+};
+
+struct CYTypeArrayOf :
+    CYTypeModifier
+{
+    CYExpression *size_;
+
+    CYTypeArrayOf(CYExpression *size, CYTypeModifier *next = NULL) :
+        CYTypeModifier(next),
+        size_(size)
+    {
+    }
+
+    CYPrecedence(1)
+
+    virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+    virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
+};
+
+struct CYTypeConstant :
+    CYTypeModifier
+{
+    CYTypeConstant(CYTypeModifier *next = NULL) :
+        CYTypeModifier(next)
+    {
+    }
+
+    CYPrecedence(0)
+
+    virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+    virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
+};
+
+struct CYTypePointerTo :
+    CYTypeModifier
+{
+    CYTypePointerTo(CYTypeModifier *next = NULL) :
+        CYTypeModifier(next)
+    {
+    }
+
+    CYPrecedence(0)
+
+    virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+    virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
+};
+
+struct CYTypeVolatile :
+    CYTypeModifier
+{
+    CYTypeVolatile(CYTypeModifier *next = NULL) :
+        CYTypeModifier(next)
+    {
+    }
+
+    CYPrecedence(0)
+
+    virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+    virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
+};
+
+struct CYTypedIdentifier :
+    CYNext<CYTypedIdentifier>,
+    CYThing
+{
+    CYIdentifier *identifier_;
+    CYExpression *type_;
+    CYTypeModifier *modifier_;
+
+    CYTypedIdentifier(CYIdentifier *identifier = NULL) :
+        identifier_(identifier),
+        type_(NULL),
+        modifier_(NULL)
+    {
+    }
+
+    CYTypedIdentifier(CYExpression *type, CYTypeModifier *modifier = NULL) :
+        identifier_(NULL),
+        type_(type),
+        modifier_(modifier)
+    {
+    }
+
+    inline CYTypedIdentifier *Modify(CYTypeModifier *modifier) {
+        CYSetLast(modifier_) = modifier;
+        return this;
+    }
+
+    virtual CYExpression *Replace(CYContext &context);
+    virtual void Output(CYOutput &out) const;
+};
+
+struct CYEncodedType :
+    CYExpression
+{
+    CYTypedIdentifier *typed_;
+
+    CYEncodedType(CYTypedIdentifier *typed) :
+        typed_(typed)
+    {
+    }
+
+    CYPrecedence(1)
+
+    virtual CYExpression *Replace(CYContext &context);
+    virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYTypedParameter :
+    CYNext<CYTypedParameter>,
+    CYThing
+{
+    CYTypedIdentifier *typed_;
+
+    CYTypedParameter(CYTypedIdentifier *typed, CYTypedParameter *next) :
+        CYNext<CYTypedParameter>(next),
+        typed_(typed)
+    {
+    }
+
+    CYArgument *Argument(CYContext &context);
+    CYFunctionParameter *Parameters(CYContext &context);
+    CYExpression *TypeSignature(CYContext &context, CYExpression *prefix);
+
+    virtual void Output(CYOutput &out) const;
+};
+
+struct CYLambda :
+    CYExpression
+{
+    CYTypedIdentifier *typed_;
+    CYTypedParameter *parameters_;
+    CYStatement *statements_;
+
+    CYLambda(CYTypedIdentifier *typed, CYTypedParameter *parameters, CYStatement *statements) :
+        typed_(typed),
+        parameters_(parameters),
+        statements_(statements)
+    {
+    }
+
+    CYPrecedence(1)
+
+    virtual CYExpression *Replace(CYContext &context);
+    virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYTypeDefinition :
+    CYStatement
+{
+    CYTypedIdentifier *typed_;
+
+    CYTypeDefinition(CYTypedIdentifier *typed) :
+        typed_(typed)
+    {
+    }
+
+    virtual CYStatement *Replace(CYContext &context);
+    virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYTypeBlockWith :
+    CYTypeModifier
+{
+    CYTypedParameter *parameters_;
+
+    CYTypeBlockWith(CYTypedParameter *parameters, CYTypeModifier *next = NULL) :
+        CYTypeModifier(next),
+        parameters_(parameters)
+    {
+    }
+
+    CYPrecedence(0)
+
+    virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+    virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
+};
+
+struct CYTypeFunctionWith :
+    CYTypeModifier
+{
+    CYTypedParameter *parameters_;
+
+    CYTypeFunctionWith(CYTypedParameter *parameters, CYTypeModifier *next = NULL) :
+        CYTypeModifier(next),
+        parameters_(parameters)
+    {
+    }
+
+    CYPrecedence(1)
+
+    virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+    virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
+};
+
 namespace cy {
 namespace Syntax {