X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/7bf4a0cd67680a700742bad3e6e94225b71388b6..f472e52e4b5ee9147023ba4f22da8c18bed9a00a:/Output.cpp

diff --git a/Output.cpp b/Output.cpp
index d5d403c..06b60b2 100644
--- a/Output.cpp
+++ b/Output.cpp
@@ -1,75 +1,135 @@
-/* Cycript - Optimizing JavaScript Compiler/Runtime
- * Copyright (C) 2009-2010  Jay Freeman (saurik)
+/* Cycript - The Truly Universal Scripting Language
+ * Copyright (C) 2009-2016  Jay Freeman (saurik)
 */
 
-/* GNU Lesser 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 Lesser 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 MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
- * License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
+ * 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 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/>.
 **/
 /* }}} */
 
-#include "cycript.hpp"
-#include "Parser.hpp"
-
+#include <cmath>
+#include <iomanip>
 #include <sstream>
 
-_finline CYFlags operator ~(CYFlags rhs) {
-    return static_cast<CYFlags>(~static_cast<unsigned>(rhs));
-}
-
-_finline CYFlags operator &(CYFlags lhs, CYFlags rhs) {
-    return static_cast<CYFlags>(static_cast<unsigned>(lhs) & static_cast<unsigned>(rhs));
-}
-
-_finline CYFlags operator |(CYFlags lhs, CYFlags rhs) {
-    return static_cast<CYFlags>(static_cast<unsigned>(lhs) | static_cast<unsigned>(rhs));
-}
+#include "Syntax.hpp"
+
+void CYStringify(std::ostringstream &str, const char *data, size_t size, bool c) {
+    bool single;
+    if (c)
+        single = false;
+    else {
+        unsigned quot(0), apos(0);
+        for (const char *value(data), *end(data + size); value != end; ++value)
+            if (*value == '"')
+                ++quot;
+            else if (*value == '\'')
+                ++apos;
+
+        single = quot > apos;
+    }
 
-_finline CYFlags &operator |=(CYFlags &lhs, CYFlags rhs) {
-    return lhs = lhs | rhs;
-}
+    str << (single ? '\'' : '"');
+
+    for (const char *value(data), *end(data + size); value != end; ++value)
+        switch (uint8_t next = *value) {
+            case '\\': str << "\\\\"; break;
+            case '\b': str << "\\b"; break;
+            case '\f': str << "\\f"; break;
+            case '\n': str << "\\n"; break;
+            case '\r': str << "\\r"; break;
+            case '\t': str << "\\t"; break;
+            case '\v': str << "\\v"; break;
+
+            case '"':
+                if (!single)
+                    str << "\\\"";
+                else goto simple;
+            break;
+
+            case '\'':
+                if (single)
+                    str << "\\'";
+                else goto simple;
+            break;
+
+            case '\0':
+                if (value[1] >= '0' && value[1] <= '9')
+                    str << "\\x00";
+                else
+                    str << "\\0";
+            break;
+
+            default:
+                if (next >= 0x20 && next < 0x7f) simple:
+                    str << *value;
+                else {
+                    unsigned levels(1);
+                    if ((next & 0x80) != 0)
+                        while ((next & 0x80 >> ++levels) != 0);
+
+                    unsigned point(next & 0xff >> levels);
+                    while (--levels != 0)
+                        point = point << 6 | uint8_t(*++value) & 0x3f;
+
+                    if (point < 0x100)
+                        str << "\\x" << std::setbase(16) << std::setw(2) << std::setfill('0') << point;
+                    else if (point < 0x10000)
+                        str << "\\u" << std::setbase(16) << std::setw(4) << std::setfill('0') << point;
+                    else {
+                        point -= 0x10000;
+                        str << "\\u" << std::setbase(16) << std::setw(4) << std::setfill('0') << (0xd800 | point >> 0x0a);
+                        str << "\\u" << std::setbase(16) << std::setw(4) << std::setfill('0') << (0xdc00 | point & 0x3ff);
+                    }
+                }
+        }
 
-_finline CYFlags CYLeft(CYFlags flags) {
-    return flags & ~(CYNoDangle | CYNoInteger);
+    str << (single ? '\'' : '"');
 }
 
-_finline CYFlags CYRight(CYFlags flags) {
-    return flags & ~CYNoBF;
-}
+void CYNumerify(std::ostringstream &str, double value) {
+    if (std::isinf(value)) {
+        if (value < 0)
+            str << '-';
+        str << "Infinity";
+        return;
+    }
 
-_finline CYFlags CYCenter(CYFlags flags) {
-    return CYLeft(CYRight(flags));
+    char string[32];
+    // XXX: I want this to print 1e3 rather than 1000
+    sprintf(string, "%.17g", value);
+    str << string;
 }
 
 void CYOutput::Terminate() {
-    out_ << ';';
+    operator ()(';');
     mode_ = NoMode;
 }
 
 CYOutput &CYOutput::operator <<(char rhs) {
     if (rhs == ' ' || rhs == '\n')
         if (pretty_)
-            out_ << rhs;
+            operator ()(rhs);
         else goto done;
     else if (rhs == '\t')
         if (pretty_)
             for (unsigned i(0); i != indent_; ++i)
-                out_ << "    ";
+                operator ()("    ", 4);
         else goto done;
     else if (rhs == '\r') {
         if (right_) {
-            out_ << '\n';
+            operator ()('\n');
             right_ = false;
         } goto done;
     } else goto work;
@@ -81,7 +141,7 @@ CYOutput &CYOutput::operator <<(char rhs) {
   work:
     if (mode_ == Terminated && rhs != '}') {
         right_ = true;
-        out_ << ';';
+        operator ()(';');
     }
 
     if (rhs == ';') {
@@ -93,21 +153,21 @@ CYOutput &CYOutput::operator <<(char rhs) {
         }
     } else if (rhs == '+') {
         if (mode_ == NoPlus)
-            out_ << ' ';
+            operator ()(' ');
         mode_ = NoPlus;
     } else if (rhs == '-') {
         if (mode_ == NoHyphen)
-            out_ << ' ';
+            operator ()(' ');
         mode_ = NoHyphen;
     } else if (WordEndRange_[rhs]) {
         if (mode_ == NoLetter)
-            out_ << ' ';
+            operator ()(' ');
         mode_ = NoLetter;
     } else none:
         mode_ = NoMode;
 
     right_ = true;
-    out_ << rhs;
+    operator ()(rhs);
   done:
     return *this;
 }
@@ -119,21 +179,22 @@ CYOutput &CYOutput::operator <<(const char *rhs) {
         return *this << *rhs;
 
     if (mode_ == Terminated)
-        out_ << ';';
+        operator ()(';');
     else if (
         mode_ == NoPlus && *rhs == '+' ||
         mode_ == NoHyphen && *rhs == '-' ||
         mode_ == NoLetter && WordEndRange_[*rhs]
     )
-        out_ << ' ';
+        operator ()(' ');
 
-    if (WordEndRange_[rhs[size - 1]])
+    char last(rhs[size - 1]);
+    if (WordEndRange_[last] || last == '/')
         mode_ = NoLetter;
     else
         mode_ = NoMode;
 
     right_ = true;
-    out_ << rhs;
+    operator ()(rhs, size);
     return *this;
 }
 
@@ -144,10 +205,9 @@ void CYArgument::Output(CYOutput &out) const {
             out << ':' << ' ';
     }
     if (value_ != NULL)
-        value_->Output(out, CYPA, CYNoFlags);
+        value_->Output(out, CYAssign::Precedence_, CYNoFlags);
     if (next_ != NULL) {
-        if (next_->name_ == NULL)
-            out << ',';
+        out << ',';
         out << ' ' << *next_;
     }
 }
@@ -166,26 +226,18 @@ void CYAssignment::Output(CYOutput &out, CYFlags flags) const {
     rhs_->Output(out, Precedence(), CYRight(flags));
 }
 
-void CYBlock::Output(CYOutput &out) const {
+void CYBlock::Output(CYOutput &out, CYFlags flags) const {
     out << '{' << '\n';
     ++out.indent_;
-    if (statements_ != NULL)
-        statements_->Multiple(out);
+    out << code_;
     --out.indent_;
     out << '\t' << '}';
 }
 
-void CYBlock::Output(CYOutput &out, CYFlags flags) const {
-    if (statements_ == NULL)
-        out.Terminate();
-    else if (statements_->next_ == NULL)
-        statements_->Single(out, flags);
-    else
-        Output(out);
-}
-
 void CYBoolean::Output(CYOutput &out, CYFlags flags) const {
-    out << (Value() ? "true" : "false");
+    out << '!' << (Value() ? "0" : "1");
+    if ((flags & CYNoInteger) != 0)
+        out << '.';
 }
 
 void CYBreak::Output(CYOutput &out, CYFlags flags) const {
@@ -209,41 +261,74 @@ namespace cy {
 namespace Syntax {
 
 void Catch::Output(CYOutput &out) const {
-    out << ' ' << "catch" << ' ' << '(' << *name_ << ')' << ' ' << code_;
+    out << ' ' << "catch" << ' ' << '(' << *name_ << ')' << ' ';
+    out << '{' << '\n';
+    ++out.indent_;
+    out << code_;
+    --out.indent_;
+    out << '\t' << '}';
 }
 
 } }
 
-void CYComment::Output(CYOutput &out, CYFlags flags) const {
-    out << '\r';
-    out.out_ << value_;
-    out.right_ = true;
-    out << '\r';
+void CYClassExpression::Output(CYOutput &out, CYFlags flags) const {
+    bool protect((flags & CYNoClass) != 0);
+    if (protect)
+        out << '(';
+    out << "class";
+    if (name_ != NULL)
+        out << ' ' << *name_;
+    out << *tail_;;
+    if (protect)
+        out << ')';
+}
+
+void CYClassStatement::Output(CYOutput &out, CYFlags flags) const {
+    out << "class" << ' ' << *name_  << *tail_;
+}
+
+void CYClassTail::Output(CYOutput &out) const {
+    if (extends_ == NULL)
+        out << ' ';
+    else {
+        out << '\n';
+        ++out.indent_;
+        out << "extends" << ' ';
+        extends_->Output(out, CYAssign::Precedence_ - 1, CYNoFlags);
+        out << '\n';
+        --out.indent_;
+    }
+
+    out << '{' << '\n';
+    ++out.indent_;
+
+    --out.indent_;
+    out << '}';
 }
 
 void CYCompound::Output(CYOutput &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);
+    if (next_ == NULL)
+        expression_->Output(out, flags);
+    else {
+        expression_->Output(out, CYLeft(flags));
+        out << ',' << ' ';
+        next_->Output(out, CYRight(flags));
+    }
+}
+
+void CYComputed::PropertyName(CYOutput &out) const {
+    out << '[';
+    expression_->Output(out, CYAssign::Precedence_, CYNoFlags);
+    out << ']';
 }
 
 void CYCondition::Output(CYOutput &out, CYFlags flags) const {
     test_->Output(out, Precedence() - 1, CYLeft(flags));
     out << ' ' << '?' << ' ';
     if (true_ != NULL)
-        true_->Output(out, CYPA, CYNoFlags);
+        true_->Output(out, CYAssign::Precedence_, CYNoColon);
     out << ' ' << ':' << ' ';
-    false_->Output(out, CYPA, CYRight(flags));
+    false_->Output(out, CYAssign::Precedence_, CYRight(flags));
 }
 
 void CYContinue::Output(CYOutput &out, CYFlags flags) const {
@@ -254,56 +339,53 @@ void CYContinue::Output(CYOutput &out, CYFlags flags) const {
 }
 
 void CYClause::Output(CYOutput &out) const {
-    if (case_ != NULL)
-        out << "case" << ' ' << *case_;
-    else
+    out << '\t';
+    if (value_ == NULL)
         out << "default";
+    else {
+        out << "case" << ' ';
+        value_->Output(out, CYNoColon);
+    }
     out << ':' << '\n';
-    if (statements_ != NULL)
-        statements_->Multiple(out);
+    ++out.indent_;
+    out << code_;
+    --out.indent_;
     out << next_;
 }
 
-const char *CYDeclaration::ForEachIn() const {
-    return identifier_->Word();
+void CYDebugger::Output(CYOutput &out, CYFlags flags) const {
+    out << "debugger" << ';';
 }
 
-void CYDeclaration::ForIn(CYOutput &out, CYFlags flags) const {
-    out << "var";
-    Output(out, CYRight(flags));
-}
-
-void CYDeclaration::Output(CYOutput &out, CYFlags flags) const {
+void CYBinding::Output(CYOutput &out, CYFlags flags) const {
     out << *identifier_;
     //out.out_ << ':' << identifier_->usage_ << '#' << identifier_->offset_;
-    if (initialiser_ != NULL) {
+    if (initializer_ != NULL) {
         out << ' ' << '=' << ' ';
-        initialiser_->Output(out, CYPA, CYRight(flags));
+        initializer_->Output(out, CYAssign::Precedence_, CYRight(flags));
     }
 }
 
-void CYDeclarations::For(CYOutput &out) const {
-    out << "var";
-    Output(out, CYNoIn);
-}
-
-void CYDeclarations::Output(CYOutput &out) const {
+void CYBindings::Output(CYOutput &out) const {
     Output(out, CYNoFlags);
 }
 
-void CYDeclarations::Output(CYOutput &out, CYFlags flags) const {
-    const CYDeclarations *declaration(this);
+void CYBindings::Output(CYOutput &out, CYFlags flags) const {
+    const CYBindings *binding(this);
     bool first(true);
-  output:
-    CYDeclarations *next(declaration->next_);
-    CYFlags jacks(first ? CYLeft(flags) : next == NULL ? CYRight(flags) : CYCenter(flags));
-    first = false;
-    declaration->declaration_->Output(out, jacks);
 
-    if (next != NULL) {
+    for (;;) {
+        CYBindings *next(binding->next_);
+
+        CYFlags jacks(first ? CYLeft(flags) : next == NULL ? CYRight(flags) : CYCenter(flags));
+        first = false;
+        binding->binding_->Output(out, jacks);
+
+        if (next == NULL)
+            break;
+
         out << ',' << ' ';
-        declaration = next;
-        goto output;
+        binding = next;
     }
 }
 
@@ -317,16 +399,29 @@ void CYDirectMember::Output(CYOutput &out, CYFlags flags) const {
 
 void CYDoWhile::Output(CYOutput &out, CYFlags flags) const {
     out << "do";
-    code_->Single(out, CYCenter(flags));
+
+    unsigned line(out.position_.line);
+    unsigned indent(out.indent_);
+    code_->Single(out, CYCenter(flags), CYCompactLong);
+
+    if (out.position_.line != line && out.recent_ == indent)
+        out << ' ';
+    else
+        out << '\n' << '\t';
+
     out << "while" << ' ' << '(' << *test_ << ')';
 }
 
-void CYElement::Output(CYOutput &out) const {
+void CYElementSpread::Output(CYOutput &out) const {
+    out << "..." << value_;
+}
+
+void CYElementValue::Output(CYOutput &out) const {
     if (value_ != NULL)
-        value_->Output(out, CYPA, CYNoFlags);
+        value_->Output(out, CYAssign::Precedence_, CYNoFlags);
     if (next_ != NULL || value_ == NULL) {
         out << ',';
-        if (next_ != NULL && next_->value_ != NULL)
+        if (next_ != NULL && !next_->Elision())
             out << ' ';
     }
     if (next_ != NULL)
@@ -337,78 +432,122 @@ void CYEmpty::Output(CYOutput &out, CYFlags flags) const {
     out.Terminate();
 }
 
+void CYEval::Output(CYOutput &out, CYFlags flags) const {
+    _assert(false);
+}
+
 void CYExpress::Output(CYOutput &out, CYFlags flags) const {
-    expression_->Output(out, flags | CYNoBF);
+    expression_->Output(out, flags | CYNoBFC);
     out << ';';
 }
 
-void CYExpression::ClassName(CYOutput &out, bool object) const {
-    Output(out, CYPA, CYNoFlags);
+void CYExpression::Output(CYOutput &out) const {
+    Output(out, CYNoFlags);
 }
 
-const char *CYExpression::ForEachIn() const {
-    return NULL;
+void CYExpression::Output(CYOutput &out, int precedence, CYFlags flags) const {
+    if (precedence < Precedence() || (flags & CYNoRightHand) != 0 && RightHand())
+        out << '(' << *this << ')';
+    else
+        Output(out, flags);
 }
 
-void CYExpression::For(CYOutput &out) const {
-    Output(out, CYNoIn);
+void CYExtend::Output(CYOutput &out, CYFlags flags) const {
+    lhs_->Output(out, CYLeft(flags));
+    out << ' ' << object_;
 }
 
-void CYExpression::ForIn(CYOutput &out, CYFlags flags) const {
-    Output(out, flags | CYNoRightHand);
+void CYExternalDefinition::Output(CYOutput &out, CYFlags flags) const {
+    out << "extern" << ' ' << abi_ << ' ' << typed_;
+    out.Terminate();
 }
 
-void CYExpression::Output(CYOutput &out) const {
-    Output(out, CYNoFlags);
+void CYExternalExpression::Output(CYOutput &out, CYFlags flags) const {
+    out << '(' << "extern" << ' ' << abi_ << ' ' << typed_ << ')';
 }
 
-void CYExpression::Output(CYOutput &out, unsigned precedence, CYFlags flags) const {
-    if (precedence < Precedence() || (flags & CYNoRightHand) != 0 && RightHand())
-        out << '(' << *this << ')';
-    else
-        Output(out, flags);
+void CYFatArrow::Output(CYOutput &out, CYFlags flags) const {
+    out << '(' << parameters_ << ')' << ' ' << "=>" << ' ' << '{' << code_ << '}';
 }
 
 void CYFinally::Output(CYOutput &out) const {
-    out << ' ' << "finally" << ' ' << code_;
+    out << ' ' << "finally" << ' ';
+    out << '{' << '\n';
+    ++out.indent_;
+    out << code_;
+    --out.indent_;
+    out << '\t' << '}';
 }
 
 void CYFor::Output(CYOutput &out, CYFlags flags) const {
     out << "for" << ' ' << '(';
-    if (initialiser_ != NULL)
-        initialiser_->For(out);
+    if (initializer_ != NULL)
+        initializer_->Output(out, CYNoIn);
     out.Terminate();
+    if (test_ != NULL)
+        out << ' ';
     out << test_;
     out.Terminate();
+    if (increment_ != NULL)
+        out << ' ';
     out << increment_;
     out << ')';
-    code_->Single(out, CYRight(flags));
+    code_->Single(out, CYRight(flags), CYCompactShort);
 }
 
-void CYForEachIn::Output(CYOutput &out, CYFlags flags) const {
-    out << "for" << ' ' << "each" << ' ' << '(';
-    initialiser_->ForIn(out, CYNoIn);
-    out << "in" << *set_ << ')';
-    code_->Single(out, CYRight(flags));
-}
-
-void CYForEachInComprehension::Output(CYOutput &out) const {
-    out << "for" << ' ' << "each" << ' ' << '(' << *name_ << ' ' << "in" << ' ' << *set_ << ')' << next_;
+void CYForLexical::Output(CYOutput &out, CYFlags flags) const {
+    out << (constant_ ? "const" : "let") << ' ';
+    binding_->Output(out, CYRight(flags));
 }
 
 void CYForIn::Output(CYOutput &out, CYFlags flags) const {
     out << "for" << ' ' << '(';
-    if (initialiser_ != NULL)
-        initialiser_->ForIn(out, CYNoIn);
-    out << "in" << *set_ << ')';
-    code_->Single(out, CYRight(flags));
+    initializer_->Output(out, CYNoIn | CYNoRightHand);
+    out << ' ' << "in" << ' ' << *iterable_ << ')';
+    code_->Single(out, CYRight(flags), CYCompactShort);
+}
+
+void CYForInitialized::Output(CYOutput &out, CYFlags flags) const {
+    out << "for" << ' ' << '(' << "var" << ' ';
+    binding_->Output(out, CYNoIn | CYNoRightHand);
+    out << ' ' << "in" << ' ' << *iterable_ << ')';
+    code_->Single(out, CYRight(flags), CYCompactShort);
 }
 
 void CYForInComprehension::Output(CYOutput &out) const {
-    out << "for" << ' ' << '(' << *name_ << ' ' << "in" << ' ' << *set_ << ')';
+    out << "for" << ' ' << '(';
+    binding_->Output(out, CYNoIn | CYNoRightHand);
+    out << ' ' << "in" << ' ' << *iterable_ << ')';
+}
+
+void CYForOf::Output(CYOutput &out, CYFlags flags) const {
+    out << "for" << ' ' << '(';
+    initializer_->Output(out, CYNoRightHand);
+    out << ' ' << "of" << ' ' << *iterable_ << ')';
+    code_->Single(out, CYRight(flags), CYCompactShort);
+}
+
+void CYForOfComprehension::Output(CYOutput &out) const {
+    out << "for" << ' ' << '(';
+    binding_->Output(out, CYNoRightHand);
+    out << ' ' << "of" << ' ' << *iterable_ << ')' << next_;
+}
+
+void CYForVariable::Output(CYOutput &out, CYFlags flags) const {
+    out << "var" << ' ';
+    binding_->Output(out, CYRight(flags));
 }
 
-void CYFunction::Output(CYOutput &out, CYFlags flags) const {
+void CYFunction::Output(CYOutput &out) const {
+    out << '(' << parameters_ << ')' << ' ';
+    out << '{' << '\n';
+    ++out.indent_;
+    out << code_;
+    --out.indent_;
+    out << '\t' << '}';
+}
+
+void CYFunctionExpression::Output(CYOutput &out, CYFlags flags) const {
     // XXX: one could imagine using + here to save a byte
     bool protect((flags & CYNoFunction) != 0);
     if (protect)
@@ -416,28 +555,24 @@ void CYFunction::Output(CYOutput &out, CYFlags flags) const {
     out << "function";
     if (name_ != NULL)
         out << ' ' << *name_;
-    out << '(' << parameters_ << ')';
-    out << ' ' << code_;
+    CYFunction::Output(out);
     if (protect)
         out << ')';
 }
 
-void CYFunctionExpression::Output(CYOutput &out, CYFlags flags) const {
-    CYFunction::Output(out, flags);
-}
-
 void CYFunctionStatement::Output(CYOutput &out, CYFlags flags) const {
-    CYFunction::Output(out, flags);
+    out << "function" << ' ' << *name_;
+    CYFunction::Output(out);
 }
 
 void CYFunctionParameter::Output(CYOutput &out) const {
-    out << *name_;
+    binding_->Output(out, CYNoFlags);
     if (next_ != NULL)
         out << ',' << ' ' << *next_;
 }
 
 const char *CYIdentifier::Word() const {
-    return replace_ == NULL || replace_ == this ? CYWord::Word() : replace_->Word();
+    return next_ == NULL || next_ == this ? CYWord::Word() : next_->Word();
 }
 
 void CYIf::Output(CYOutput &out, CYFlags flags) const {
@@ -457,11 +592,18 @@ void CYIf::Output(CYOutput &out, CYFlags flags) const {
     else
         jacks |= protect ? CYNoFlags : CYCenter(flags);
 
-    true_->Single(out, jacks);
+    unsigned line(out.position_.line);
+    unsigned indent(out.indent_);
+    true_->Single(out, jacks, CYCompactShort);
 
     if (false_ != NULL) {
+        if (out.position_.line != line && out.recent_ == indent)
+            out << ' ';
+        else
+            out << '\n' << '\t';
+
         out << "else";
-        false_->Single(out, right);
+        false_->Single(out, right, CYCompactLong);
     }
 
     if (protect)
@@ -472,6 +614,19 @@ void CYIfComprehension::Output(CYOutput &out) const {
     out << "if" << ' ' << '(' << *test_ << ')' << next_;
 }
 
+void CYImport::Output(CYOutput &out, CYFlags flags) const {
+    out << "@import";
+}
+
+void CYImportDeclaration::Output(CYOutput &out, CYFlags flags) const {
+    _assert(false);
+}
+
+void CYIndirect::Output(CYOutput &out, CYFlags flags) const {
+    out << "*";
+    rhs_->Output(out, Precedence(), CYRight(flags));
+}
+
 void CYIndirectMember::Output(CYOutput &out, CYFlags flags) const {
     object_->Output(out, Precedence(), CYLeft(flags));
     if (const char *word = property_->Word())
@@ -495,12 +650,125 @@ void CYInfix::Output(CYOutput &out, CYFlags flags) const {
 }
 
 void CYLabel::Output(CYOutput &out, CYFlags flags) const {
-    out << *name_ << ':' << ' ';
-    statement_->Single(out, CYRight(flags));
+    out << *name_ << ':';
+    statement_->Single(out, CYRight(flags), CYCompactShort);
+}
+
+void CYParenthetical::Output(CYOutput &out, CYFlags flags) const {
+    out << '(';
+    expression_->Output(out, CYCompound::Precedence_, CYNoFlags);
+    out << ')';
+}
+
+void CYStatement::Output(CYOutput &out) const {
+    Multiple(out);
+}
+
+void CYTemplate::Output(CYOutput &out, CYFlags flags) const {
+    _assert(false);
+}
+
+void CYTypeArrayOf::Output(CYOutput &out, CYIdentifier *identifier) const {
+    next_->Output(out, Precedence(), identifier, false);
+    out << '[';
+    out << size_;
+    out << ']';
+}
+
+void CYTypeBlockWith::Output(CYOutput &out, CYIdentifier *identifier) const {
+    out << '(' << '^';
+    next_->Output(out, Precedence(), identifier, false);
+    out << ')' << '(' << parameters_ << ')';
+}
+
+void CYTypeConstant::Output(CYOutput &out, CYIdentifier *identifier) const {
+    out << "const";
+    next_->Output(out, Precedence(), identifier, false);
 }
 
-void CYLet::Output(CYOutput &out, CYFlags flags) const {
-    out << "let" << ' ' << '(' << *declarations_ << ')' << ' ' << code_;
+void CYTypeFunctionWith::Output(CYOutput &out, CYIdentifier *identifier) const {
+    next_->Output(out, Precedence(), identifier, false);
+    out << '(' << parameters_;
+    if (variadic_) {
+        if (parameters_ != NULL)
+            out << ',' << ' ';
+        out << "...";
+    }
+    out << ')';
+}
+
+void CYTypePointerTo::Output(CYOutput &out, CYIdentifier *identifier) const {
+    out << '*';
+    next_->Output(out, Precedence(), identifier, false);
+}
+
+void CYTypeVolatile::Output(CYOutput &out, CYIdentifier *identifier) const {
+    out << "volatile";
+    next_->Output(out, Precedence(), identifier, true);
+}
+
+void CYTypeModifier::Output(CYOutput &out, int precedence, CYIdentifier *identifier, bool space) const {
+    if (this == NULL && identifier == NULL)
+        return;
+    else if (space)
+        out << ' ';
+
+    if (this == NULL) {
+        out << identifier;
+        return;
+    }
+
+    bool protect(precedence > Precedence());
+
+    if (protect)
+        out << '(';
+    Output(out, identifier);
+    if (protect)
+        out << ')';
+}
+
+void CYTypedIdentifier::Output(CYOutput &out) const {
+    specifier_->Output(out);
+    modifier_->Output(out, 0, identifier_, true);
+}
+
+void CYEncodedType::Output(CYOutput &out, CYFlags flags) const {
+    out << "@encode(" << typed_ << ")";
+}
+
+void CYTypedParameter::Output(CYOutput &out) const {
+    out << typed_;
+    if (next_ != NULL)
+        out << ',' << ' ' << next_;
+}
+
+void CYLambda::Output(CYOutput &out, CYFlags flags) const {
+    // XXX: this is seriously wrong
+    out << "[](";
+    out << ")->";
+    out << "{";
+    out << "}";
+}
+
+void CYTypeDefinition::Output(CYOutput &out, CYFlags flags) const {
+    out << "typedef" << ' ' << *typed_;
+    out.Terminate();
+}
+
+void CYTypeExpression::Output(CYOutput &out, CYFlags flags) const {
+    out << '(' << "typedef" << ' ' << *typed_ << ')';
+}
+
+void CYLexical::Output(CYOutput &out, CYFlags flags) const {
+    out << "let" << ' ';
+    bindings_->Output(out, flags); // XXX: flags
+    out << ';';
+}
+
+void CYModule::Output(CYOutput &out) const {
+    out << part_;
+    if (next_ != NULL)
+        out << '.' << next_;
 }
 
 namespace cy {
@@ -517,7 +785,7 @@ void New::Output(CYOutput &out, CYFlags flags) const {
 } }
 
 void CYNull::Output(CYOutput &out, CYFlags flags) const {
-    CYWord::Output(out);
+    out << "null";
 }
 
 void CYNumber::Output(CYOutput &out, CYFlags flags) const {
@@ -547,13 +815,6 @@ void CYObject::Output(CYOutput &out, CYFlags flags) const {
         out << ')';
 }
 
-void CYOptionalFunctionParameter::Output(CYOutput &out) const {
-    out << *name_ << '=';
-    initializer_->Output(out, CYPA, CYNoFlags);
-    if (next_ != NULL)
-        out << ',' << ' ' << *next_;
-}
-
 void CYPostfix::Output(CYOutput &out, CYFlags flags) const {
     lhs_->Output(out, Precedence(), CYLeft(flags));
     out << Operator();
@@ -567,26 +828,56 @@ void CYPrefix::Output(CYOutput &out, CYFlags flags) const {
     rhs_->Output(out, Precedence(), CYRight(flags));
 }
 
-void CYProgram::Output(CYOutput &out) const {
-    if (statements_ != NULL)
-        statements_->Multiple(out);
+void CYScript::Output(CYOutput &out) const {
+    out << code_;
 }
 
 void CYProperty::Output(CYOutput &out) const {
+    if (next_ != NULL || out.pretty_)
+        out << ',';
+    out << '\n' <<  next_;
+}
+
+void CYPropertyGetter::Output(CYOutput &out) const {
+    out << "get" << ' ';
+    name_->PropertyName(out);
+    CYFunction::Output(out);
+    CYProperty::Output(out);
+}
+
+void CYPropertyMethod::Output(CYOutput &out) const {
+    name_->PropertyName(out);
+    CYFunction::Output(out);
+    CYProperty::Output(out);
+}
+
+void CYPropertySetter::Output(CYOutput &out) const {
+    out << "set" << ' ';
+    name_->PropertyName(out);
+    CYFunction::Output(out);
+    CYProperty::Output(out);
+}
+
+void CYPropertyValue::Output(CYOutput &out) const {
     out << '\t';
     name_->PropertyName(out);
     out << ':' << ' ';
-    value_->Output(out, CYPA, CYNoFlags);
-    if (next_ != NULL)
-        out << ',' << '\n' << *next_;
-    else
-        out << '\n';
+    value_->Output(out, CYAssign::Precedence_, CYNoFlags);
+    CYProperty::Output(out);
 }
 
 void CYRegEx::Output(CYOutput &out, CYFlags flags) const {
     out << Value();
 }
 
+void CYResolveMember::Output(CYOutput &out, CYFlags flags) const {
+    object_->Output(out, Precedence(), CYLeft(flags));
+    if (const char *word = property_->Word())
+        out << "::" << word;
+    else
+        out << "::" << '[' << *property_ << ']';
+}
+
 void CYReturn::Output(CYOutput &out, CYFlags flags) const {
     out << "return";
     if (value_ != NULL)
@@ -595,19 +886,27 @@ void CYReturn::Output(CYOutput &out, CYFlags flags) const {
 }
 
 void CYRubyBlock::Output(CYOutput &out, CYFlags flags) const {
-    call_->Output(out, CYLeft(flags));
+    lhs_->Output(out, CYLeft(flags));
     out << ' ';
     proc_->Output(out, CYRight(flags));
 }
 
 void CYRubyProc::Output(CYOutput &out, CYFlags flags) const {
-    // XXX: this is not outputting the parameters
+    out << '{' << ' ' << '|' << parameters_ << '|' << '\n';
+    ++out.indent_;
     out << code_;
+    --out.indent_;
+    out << '\t' << '}';
+}
+
+void CYSubscriptMember::Output(CYOutput &out, CYFlags flags) const {
+    object_->Output(out, Precedence(), CYLeft(flags));
+    out << "." << '[' << *property_ << ']';
 }
 
 void CYStatement::Multiple(CYOutput &out, CYFlags flags) const {
     bool first(true);
-    for (const CYStatement *next(this); next != NULL; next = next->next_) {
+    CYForEach (next, this) {
         bool last(next->next_ == NULL);
         CYFlags jacks(first ? last ? flags : CYLeft(flags) : last ? CYRight(flags) : CYCenter(flags));
         first = false;
@@ -617,14 +916,26 @@ void CYStatement::Multiple(CYOutput &out, CYFlags flags) const {
     }
 }
 
-void CYStatement::Single(CYOutput &out, CYFlags flags) const {
+void CYStatement::Single(CYOutput &out, CYFlags flags, CYCompactType request) const {
+    if (this == NULL)
+        return out.Terminate();
+
     _assert(next_ == NULL);
-    out << '\n';
-    ++out.indent_;
-    out << '\t';
+
+    CYCompactType compact(Compact());
+
+    if (compact >= request)
+        out << ' ';
+    else {
+        out << '\n';
+        ++out.indent_;
+        out << '\t';
+    }
+
     Output(out, flags);
-    out << '\n';
-    --out.indent_;
+
+    if (compact < request)
+        --out.indent_;
 }
 
 void CYString::Output(CYOutput &out, CYFlags flags) const {
@@ -675,14 +986,53 @@ const char *CYString::Word() const {
     return value;
 }
 
+void CYStructDefinition::Output(CYOutput &out, CYFlags flags) const {
+    out << "struct" << ' ' << *name_ << *tail_;
+}
+
+void CYStructTail::Output(CYOutput &out) const {
+    out << ' ' << '{' << '\n';
+    ++out.indent_;
+    CYForEach (field, fields_) {
+        out << '\t' << *field->typed_;
+        out.Terminate();
+        out << '\n';
+    }
+    --out.indent_;
+    out << '\t' << '}';
+}
+
+void CYSuperAccess::Output(CYOutput &out, CYFlags flags) const {
+    out << "super";
+    if (const char *word = property_->Word())
+        out << '.' << word;
+    else
+        out << '[' << *property_ << ']';
+}
+
+void CYSuperCall::Output(CYOutput &out, CYFlags flags) const {
+    out << "super" << '(' << arguments_ << ')';
+}
+
 void CYSwitch::Output(CYOutput &out, CYFlags flags) const {
-    out << "switch" << ' ' << '(' << *value_ << ')' << ' ' << '{';
+    out << "switch" << ' ' << '(' << *value_ << ')' << ' ' << '{' << '\n';
+    ++out.indent_;
     out << clauses_;
-    out << '}';
+    --out.indent_;
+    out << '\t' << '}';
+}
+
+void CYSymbol::Output(CYOutput &out, CYFlags flags) const {
+    bool protect((flags & CYNoColon) != 0);
+    if (protect)
+        out << '(';
+    out << ':' << name_;
+    if (protect)
+        out << ')';
 }
 
 void CYThis::Output(CYOutput &out, CYFlags flags) const {
-    CYWord::Output(out);
+    out << "this";
 }
 
 namespace cy {
@@ -696,14 +1046,66 @@ void Throw::Output(CYOutput &out, CYFlags flags) const {
 }
 
 void Try::Output(CYOutput &out, CYFlags flags) const {
-    out << "try" << ' ' << code_ << catch_ << finally_;
+    out << "try" << ' ';
+    out << '{' << '\n';
+    ++out.indent_;
+    out << code_;
+    --out.indent_;
+    out << '\t' << '}';
+    out << catch_ << finally_;
 }
 
 } }
 
+void CYTypeCharacter::Output(CYOutput &out) const {
+    switch (signing_) {
+        case CYTypeNeutral: break;
+        case CYTypeSigned: out << "signed" << ' '; break;
+        case CYTypeUnsigned: out << "unsigned" << ' '; break;
+    }
+
+    out << "char";
+}
+
+void CYTypeError::Output(CYOutput &out) const {
+    out << "@error";
+}
+
+void CYTypeIntegral::Output(CYOutput &out) const {
+    if (signing_ == CYTypeUnsigned)
+        out << "unsigned" << ' ';
+    switch (length_) {
+        case 0: out << "short"; break;
+        case 1: out << "int"; break;
+        case 2: out << "long"; break;
+        case 3: out << "long" << ' ' << "long"; break;
+        default: _assert(false);
+    }
+}
+
+void CYTypeStruct::Output(CYOutput &out) const {
+    out << "struct";
+    if (name_ != NULL)
+        out << ' ' << *name_;
+    else
+        out << *tail_;
+}
+
+void CYTypeReference::Output(CYOutput &out) const {
+    out << "struct" << ' ' << *name_;
+}
+
+void CYTypeVariable::Output(CYOutput &out) const {
+    out << *name_;
+}
+
+void CYTypeVoid::Output(CYOutput &out) const {
+    out << "void";
+}
+
 void CYVar::Output(CYOutput &out, CYFlags flags) const {
-    out << "var";
-    declarations_->Output(out, flags);
+    out << "var" << ' ';
+    bindings_->Output(out, flags); // XXX: flags
     out << ';';
 }
 
@@ -712,27 +1114,23 @@ void CYVariable::Output(CYOutput &out, CYFlags flags) const {
 }
 
 void CYWhile::Output(CYOutput &out, CYFlags flags) const {
-    out << "while" << '(' << *test_ << ')';
-    code_->Single(out, CYRight(flags));
+    out << "while" << ' ' << '(' << *test_ << ')';
+    code_->Single(out, CYRight(flags), CYCompactShort);
 }
 
 void CYWith::Output(CYOutput &out, CYFlags flags) const {
-    out << "with" << '(' << *scope_ << ')';
-    code_->Single(out, CYRight(flags));
-}
-
-void CYWord::ClassName(CYOutput &out, bool object) const {
-    if (object)
-        out << "objc_getClass(";
-    out << '"' << Word() << '"';
-    if (object)
-        out << ')';
+    out << "with" << ' ' << '(' << *scope_ << ')';
+    code_->Single(out, CYRight(flags), CYCompactShort);
 }
 
 void CYWord::Output(CYOutput &out) const {
     out << Word();
-    if (out.options_.verbose_)
-        out.out_ << '@' << this;
+    if (out.options_.verbose_) {
+        out('@');
+        char number[32];
+        sprintf(number, "%p", this);
+        out(number);
+    }
 }
 
 void CYWord::PropertyName(CYOutput &out) const {