X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/a86e34d01f829a8b4f58f6066d78148c0901c1dd..334bdca20434ce7c9ded6d95338c79b8612740af:/Parser.hpp

diff --git a/Parser.hpp b/Parser.hpp
index 008be05..a994ead 100644
--- a/Parser.hpp
+++ b/Parser.hpp
@@ -50,6 +50,7 @@
 #include <map>
 #include <set>
 
+#include <cstdio>
 #include <cstdlib>
 
 #include "location.hh"
@@ -243,10 +244,14 @@ struct CYIdentifier :
     CYWord
 {
     CYIdentifier *replace_;
+    size_t offset_;
+    size_t usage_;
 
     CYIdentifier(const char *word) :
         CYWord(word),
-        replace_(NULL)
+        replace_(NULL),
+        offset_(0),
+        usage_(0)
     {
     }
 
@@ -309,36 +314,39 @@ enum CYIdentifierFlags {
 
 typedef std::set<const char *, CYCStringLess> CYCStringSet;
 typedef std::set<CYIdentifier *, CYIdentifierValueLess> CYIdentifierValueSet;
-typedef std::set<CYIdentifier *> CYIdentifierAddressSet;
-typedef std::vector<CYIdentifier *> CYIdentifierAddressVector;
 typedef std::map<CYIdentifier *, CYIdentifierFlags> CYIdentifierAddressFlagsMap;
 
+struct CYIdentifierUsage {
+    CYIdentifier *identifier_;
+    size_t usage_;
+};
+
+typedef std::vector<CYIdentifierUsage> CYIdentifierUsageVector;
+
 struct CYScope {
     CYScope *parent_;
-    CYIdentifierAddressFlagsMap internal_;
 
+    CYIdentifierAddressFlagsMap internal_;
     CYIdentifierValueSet identifiers_;
-    size_t offset_;
 
     CYScope() :
-        parent_(NULL),
-        offset_(0)
+        parent_(NULL)
     {
     }
 
+    virtual ~CYScope() {
+    }
+
     void Declare(CYContext &context, CYIdentifier *identifier, CYIdentifierFlags flags);
     virtual CYIdentifier *Lookup(CYContext &context, CYIdentifier *identifier);
-    void Merge(CYContext &context, CYIdentifierAddressVector &external);
+    void Merge(CYContext &context, CYIdentifier *identifier);
     void Scope(CYContext &context, CYStatement *&statements);
 };
 
 struct CYProgram :
-    CYScope,
     CYThing
 {
     CYStatement *statements_;
-    CYIdentifierAddressVector rename_;
-    CYCStringSet external_;
 
     CYProgram(CYStatement *statements) :
         statements_(statements)
@@ -349,16 +357,43 @@ struct CYProgram :
     virtual void Output(CYOutput &out) const;
 };
 
+struct CYContext {
+    apr_pool_t *pool_;
+    CYOptions &options_;
+    CYScope *scope_;
+    CYIdentifierUsageVector rename_;
+
+    CYContext(apr_pool_t *pool, CYOptions &options) :
+        pool_(pool),
+        options_(options),
+        scope_(NULL)
+    {
+    }
+
+    virtual ~CYContext() {
+    }
+
+    template <typename Type_>
+    void Replace(Type_ *&value) {
+        for (;;) if (value == NULL)
+            break;
+        else {
+            Type_ *replace(value->Replace(*this));
+            if (replace != value)
+                value = replace;
+            else break;
+        }
+    }
+};
+
 struct CYBlock :
     CYStatement,
     CYThing
 {
     CYStatement *statements_;
-    CYScope *scope_;
 
-    CYBlock(CYStatement *statements, CYScope *scope = NULL) :
-        statements_(statements),
-        scope_(scope)
+    CYBlock(CYStatement *statements) :
+        statements_(statements)
     {
     }
 
@@ -418,12 +453,39 @@ class CYDriver {
     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(const std::string &filename);
+    CYDriver(apr_pool_t *pool = NULL, const std::string &filename = "");
     ~CYDriver();
 
     Condition GetCondition();
@@ -1331,9 +1393,7 @@ struct CYWhile :
     virtual void Output(CYOutput &out, CYFlags flags) const;
 };
 
-struct CYFunction :
-    CYScope
-{
+struct CYFunction {
     CYIdentifier *name_;
     CYFunctionParameter *parameters_;
     CYBlock code_;
@@ -1341,7 +1401,7 @@ struct CYFunction :
     CYFunction(CYIdentifier *name, CYFunctionParameter *parameters, CYStatement *statements) :
         name_(name),
         parameters_(parameters),
-        code_(statements, this)
+        code_(statements)
     {
     }