X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/4e8c99fb09f51a009d1091d0a1a01ca73d7d4c85..b6d0605d27499279414e2433fae470302c99c110:/Output.cpp

diff --git a/Output.cpp b/Output.cpp
index 7eee678..a10705a 100644
--- a/Output.cpp
+++ b/Output.cpp
@@ -3,6 +3,9 @@
 #include <iostream>
 #include <iomanip>
 
+#include <objc/runtime.h>
+#include <sstream>
+
 _finline CYFlags operator ~(CYFlags rhs) {
     return static_cast<CYFlags>(~static_cast<unsigned>(rhs));
 }
@@ -43,7 +46,7 @@ bool CYTrue::Value() const {
 
 void CYAddressOf::Output(std::ostream &out, CYFlags flags) const {
     rhs_->Output(out, 1, CYLeft(flags));
-    out << ".$()";
+    out << ".$cya()";
 }
 
 void CYArgument::Output(std::ostream &out) const {
@@ -104,14 +107,26 @@ void CYCatch::Output(std::ostream &out) const {
     code_->Output(out, true);
 }
 
+void CYCategory::Output(std::ostream &out) const {
+    out << "(function($cys,$cyp,$cyc,$cyn,$cyt){";
+    out << "$cyp=object_getClass($cys);";
+    out << "$cyc=$cys;";
+    if (messages_ != NULL)
+        messages_->Output(out, true);
+    out << "})(";
+    name_->ClassName(out);
+    out << ");";
+}
+
 void CYClass::Output(std::ostream &out) const {
-    out << "(function($cys,$cyc,$cym,$cyn,$cyt){";
+    out << "(function($cys,$cyp,$cyc,$cyn,$cyt,$cym){";
+    out << "$cyp=object_getClass($cys);";
     out << "$cyc=objc_allocateClassPair($cys,\"" << *name_ << "\",0);";
     out << "$cym=object_getClass($cyc);";
     if (fields_ != NULL)
         fields_->Output(out);
     if (messages_ != NULL)
-        messages_->Output(out);
+        messages_->Output(out, false);
     out << "objc_registerClassPair($cyc);";
     out << "})(";
     if (super_ != NULL)
@@ -121,6 +136,22 @@ void CYClass::Output(std::ostream &out) const {
     out << ");";
 }
 
+void CYCompound::Output(std::ostream &out, CYFlags flags) const {
+    if (CYExpression *expression = expressions_)
+        if (CYExpression *next = expression->next_) {
+            expression->Output(out, CYLeft(flags));
+            CYFlags center(CYCenter(flags));
+            while (next != NULL) {
+                expression = next;
+                out << ',';
+                next = expression->next_;
+                CYFlags right(next != NULL ? center : CYRight(flags));
+                expression->Output(out, right);
+            }
+        } else
+            expression->Output(out, flags);
+}
+
 void CYCondition::Output(std::ostream &out, CYFlags flags) const {
     test_->Output(out, Precedence() - 1, CYLeft(flags));
     out << '?';
@@ -183,6 +214,17 @@ void CYDeclarations::Output(std::ostream &out) const {
     out << ';';
 }
 
+void CYDirectMember::Output(std::ostream &out, CYFlags flags) const {
+    object_->Output(out, Precedence(), CYLeft(flags));
+    if (const char *word = property_->Word())
+        out << '.' << word;
+    else {
+        out << '[';
+        property_->Output(out, CYNoFlags);
+        out << ']';
+    }
+}
+
 void CYDoWhile::Output(std::ostream &out) const {
     // XXX: extra space character!
     out << "do ";
@@ -217,27 +259,15 @@ void CYExpress::Output(std::ostream &out) const {
     out << ';';
 }
 
+void CYExpression::ClassName(std::ostream &out) const {
+    Output(out, CYPA, CYNoFlags);
+}
+
 void CYExpression::Part(std::ostream &out) const {
     // XXX: this should handle LeftHandSideExpression
     Output(out, CYNoIn);
 }
 
-void CYCompound::Output(std::ostream &out, CYFlags flags) const {
-    if (CYExpression *expression = expressions_)
-        if (CYExpression *next = expression->next_) {
-            expression->Output(out, CYLeft(flags));
-            CYFlags center(CYCenter(flags));
-            while (next != NULL) {
-                expression = next;
-                out << ',';
-                next = expression->next_;
-                CYFlags right(next != NULL ? center : CYRight(flags));
-                expression->Output(out, right);
-            }
-        } else
-            expression->Output(out, flags);
-}
-
 void CYExpression::Output(std::ostream &out, unsigned precedence, CYFlags flags) const {
     if (precedence < Precedence()) {
         out << '(';
@@ -301,7 +331,19 @@ void CYIf::Output(std::ostream &out) const {
 
 void CYIndirect::Output(std::ostream &out, CYFlags flags) const {
     rhs_->Output(out, 1, CYLeft(flags));
-    out << "[0]";
+    out << ".$cyi";
+}
+
+void CYIndirectMember::Output(std::ostream &out, CYFlags flags) const {
+    object_->Output(out, Precedence(), CYLeft(flags));
+    out << ".$cyi";
+    if (const char *word = property_->Word())
+        out << '.' << word;
+    else {
+        out << '[';
+        property_->Output(out, CYNoFlags);
+        out << ']';
+    }
 }
 
 void CYInfix::Output(std::ostream &out, CYFlags flags) const {
@@ -341,20 +383,9 @@ void CYLambda::Output(std::ostream &out, CYFlags flags) const {
         out << ')';
 }
 
-void CYMember::Output(std::ostream &out, CYFlags flags) const {
-    object_->Output(out, Precedence(), CYLeft(flags));
-    if (const char *word = property_->Word())
-        out << '.' << word;
-    else {
-        out << '[';
-        property_->Output(out, CYNoFlags);
-        out << ']';
-    }
-}
-
-void CYMessage::Output(std::ostream &out) const {
+void CYMessage::Output(std::ostream &out, bool replace) const {
     if (next_ != NULL)
-        next_->Output(out);
+        next_->Output(out, replace);
     out << "$cyn=new Selector(\"";
     for (CYMessageParameter *parameter(parameter_); parameter != NULL; parameter = parameter->next_)
         if (parameter->tag_ != NULL) {
@@ -363,8 +394,8 @@ void CYMessage::Output(std::ostream &out) const {
                 out << ':';
         }
     out << "\");";
-    out << "$cyt=$cyn.type($cys," << (instance_ ? "true" : "false") << ");";
-    out << "class_addMethod($cy" << (instance_ ? 'c' : 'm') << ",$cyn,";
+    out << "$cyt=$cyn.type($cy" << (instance_ ? 's' : 'p') << ");";
+    out << "class_" << (replace ? "replace" : "add") << "Method($cy" << (instance_ ? 'c' : 'm') << ",$cyn,";
     out << "new Functor(function(self,_cmd";
     for (CYMessageParameter *parameter(parameter_); parameter != NULL; parameter = parameter->next_)
         if (parameter->name_ != NULL)
@@ -376,6 +407,8 @@ void CYMessage::Output(std::ostream &out) const {
 }
 
 void CYNew::Output(std::ostream &out, CYFlags flags) const {
+    if ((flags & CYNoLeader) != 0)
+        out << ' ';
     out << "new";
     constructor_->Output(out, Precedence(), CYCenter(flags) | CYNoLeader);
     out << '(';
@@ -395,12 +428,16 @@ void CYNull::Output(std::ostream &out, CYFlags flags) const {
 void CYNumber::Output(std::ostream &out, CYFlags flags) const {
     if ((flags & CYNoLeader) != 0)
         out << ' ';
-    // XXX: this is not a useful formatting
-    out << Value();
+    // XXX: decide on correct precision
+    out << std::setprecision(9) << Value();
     if ((flags & CYNoTrailer) != 0)
         out << ' ';
 }
 
+void CYNumber::PropertyName(std::ostream &out) const {
+    Output(out);
+}
+
 void CYObject::Output(std::ostream &out, CYFlags flags) const {
     bool protect((flags & CYNoBrace) != 0);
     if (protect)
@@ -428,7 +465,8 @@ void CYPrefix::Output(std::ostream &out, CYFlags flags) const {
 }
 
 void CYProperty::Output(std::ostream &out) const {
-    out << *name_ << ':';
+    name_->PropertyName(out);
+    out << ':';
     value_->Output(out, CYPA, CYNoFlags);
     if (next_ != NULL) {
         out << ',';
@@ -444,6 +482,8 @@ void CYReturn::Output(std::ostream &out) const {
 }
 
 void CYSelector::Output(std::ostream &out, CYFlags flags) const {
+    if ((flags & CYNoLeader) != 0)
+        out << ' ';
     out << "new Selector(\"";
     if (name_ != NULL)
         name_->Output(out);
@@ -460,16 +500,19 @@ void CYSelectorPart::Output(std::ostream &out) const {
 }
 
 void CYSend::Output(std::ostream &out, CYFlags flags) const {
+    if ((flags & CYNoLeader) != 0)
+        out << ' ';
     out << "objc_msgSend(";
     self_->Output(out, CYPA, CYNoFlags);
-    out << ",\"";
+    out << ",";
+    std::ostringstream name;
     for (CYArgument *argument(arguments_); argument != NULL; argument = argument->next_)
         if (argument->name_ != NULL) {
-            out << *argument->name_;
+            name << *argument->name_;
             if (argument->value_ != NULL)
-                out << ':';
+                name << ':';
         }
-    out << "\"";
+    out << reinterpret_cast<void *>(sel_registerName(name.str().c_str()));
     for (CYArgument *argument(arguments_); argument != NULL; argument = argument->next_)
         if (argument->value_ != NULL) {
             out << ",";
@@ -494,10 +537,18 @@ void CYSource::Output(std::ostream &out, bool block) const {
 }
 
 void CYString::Output(std::ostream &out, CYFlags flags) const {
-    out << '\"';
+    unsigned quot(0), apos(0);
+    for (const char *value(value_), *end(value_ + size_); value != end; ++value)
+        if (*value == '"')
+            ++quot;
+        else if (*value == '\'')
+            ++apos;
+
+    bool single(quot > apos);
+
+    out << (single ? '\'' : '"');
     for (const char *value(value_), *end(value_ + size_); value != end; ++value)
         switch (*value) {
-            case '"': out << "\\\""; break;
             case '\\': out << "\\\\"; break;
             case '\b': out << "\\b"; break;
             case '\f': out << "\\f"; break;
@@ -506,13 +557,32 @@ void CYString::Output(std::ostream &out, CYFlags flags) const {
             case '\t': out << "\\t"; break;
             case '\v': out << "\\v"; break;
 
+            case '"':
+                if (!single)
+                    out << "\\\"";
+                else goto simple;
+            break;
+
+            case '\'':
+                if (single)
+                    out << "\\'";
+                else goto simple;
+            break;
+
             default:
                 if (*value < 0x20 || *value >= 0x7f)
                     out << "\\x" << std::setbase(16) << std::setw(2) << std::setfill('0') << unsigned(*value);
-                else
+                else simple:
                     out << *value;
         }
-    out << '\"';
+    out << (single ? '\'' : '"');
+}
+
+void CYString::PropertyName(std::ostream &out) const {
+    if (const char *word = Word())
+        out << word;
+    else
+        Output(out);
 }
 
 void CYSwitch::Output(std::ostream &out) const {
@@ -543,7 +613,7 @@ void CYTry::Output(std::ostream &out) const {
     out << "try";
     try_->Output(out, true);
     if (catch_ != NULL)
-        out << catch_;
+        catch_->Output(out);
     if (finally_ != NULL) {
         out << "finally";
         finally_->Output(out, true);
@@ -572,6 +642,14 @@ void CYWith::Output(std::ostream &out) const {
     code_->Output(out, false);
 }
 
+void CYWord::ClassName(std::ostream &out) const {
+    out << "objc_getClass(\"" << Value() << "\")";
+}
+
 void CYWord::Output(std::ostream &out) const {
     out << Value();
 }
+
+void CYWord::PropertyName(std::ostream &out) const {
+    Output(out);
+}