-/* Cycript - Remote Execution Server and Disassembler
- * Copyright (C) 2009 Jay Freeman (saurik)
+/* Cycript - Optimizing JavaScript Compiler/Runtime
+ * Copyright (C) 2009-2015 Jay Freeman (saurik)
*/
-/* Modified BSD License {{{ */
+/* GNU Affero General Public License, Version 3 {{{ */
/*
- * Redistribution and use in source and binary
- * forms, with or without modification, are permitted
- * provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the
- * above copyright notice, this list of conditions
- * and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the
- * above copyright notice, this list of conditions
- * and the following disclaimer in the documentation
- * and/or other materials provided with the
- * distribution.
- * 3. The name of the author may not be used to endorse
- * or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
- * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
+ * 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/>.
+**/
/* }}} */
-#ifndef CYPARSER_HPP
-#define CYPARSER_HPP
-
-// XXX: wtf is this here?!
-#define CYPA 16
-
-#include <iostream>
+#ifndef CYCRIPT_PARSER_HPP
+#define CYCRIPT_PARSER_HPP
+#include <streambuf>
#include <string>
#include <vector>
+#include <map>
+#include <set>
+#include <cstdio>
#include <cstdlib>
-#include "location.hh"
+#include "List.hpp"
+#include "Location.hpp"
#include "Pooling.hpp"
+#include "Options.hpp"
-template <typename Type_>
-struct CYNext {
- Type_ *next_;
-
- CYNext() :
- next_(NULL)
- {
- }
-
- CYNext(Type_ *next) :
- next_(next)
- {
- }
-
- void SetNext(Type_ *next) {
- next_ = next;
- }
-};
+struct CYContext;
struct CYThing {
virtual void Output(struct CYOutput &out) const = 0;
};
struct CYOutput {
- std::ostream &out_;
+ std::streambuf &out_;
+ CYPosition position_;
+
+ CYOptions &options_;
bool pretty_;
unsigned indent_;
+ unsigned recent_;
+ bool right_;
enum {
NoMode,
Terminated
} mode_;
- CYOutput(std::ostream &out) :
+ CYOutput(std::streambuf &out, CYOptions &options) :
out_(out),
+ options_(options),
pretty_(false),
indent_(0),
+ recent_(0),
+ right_(false),
mode_(NoMode)
{
}
void Check(char value);
void Terminate();
+ _finline void operator ()(char value) {
+ _assert(out_.sputc(value) != EOF);
+ recent_ = indent_;
+ if (value == '\n')
+ position_.lines(1);
+ else
+ position_.columns(1);
+ }
+
+ _finline void operator ()(const char *data, std::streamsize size) {
+ _assert(out_.sputn(data, size) == size);
+ recent_ = indent_;
+ position_.columns(size);
+ }
+
+ _finline void operator ()(const char *data) {
+ return operator ()(data, strlen(data));
+ }
+
CYOutput &operator <<(char rhs);
CYOutput &operator <<(const char *rhs);
};
struct CYExpression;
+struct CYAssignment;
enum CYNeeded {
CYNever = -1,
CYNoCall = (1 << 3),
CYNoRightHand = (1 << 4),
CYNoDangle = (1 << 5),
+ CYNoInteger = (1 << 6),
CYNoBF = (CYNoBrace | CYNoFunction),
};
-struct CYContext {
- apr_pool_t *pool_;
+_finline CYFlags operator ~(CYFlags rhs) {
+ return static_cast<CYFlags>(~static_cast<unsigned>(rhs));
+}
- CYContext(apr_pool_t *pool) :
- pool_(pool)
- {
- }
+_finline CYFlags operator &(CYFlags lhs, CYFlags rhs) {
+ return static_cast<CYFlags>(static_cast<unsigned>(lhs) & static_cast<unsigned>(rhs));
+}
- template <typename Type_>
- void Replace(Type_ *&value) {
- if (value != NULL)
- while (Type_ *replace = value->Replace(*this))
- value = replace;
- }
+_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 lhs = lhs | rhs;
+}
+
+_finline CYFlags CYLeft(CYFlags flags) {
+ return flags & ~(CYNoDangle | CYNoInteger);
+}
+
+_finline CYFlags CYRight(CYFlags flags) {
+ return flags & ~CYNoBF;
+}
+
+_finline CYFlags CYCenter(CYFlags flags) {
+ return CYLeft(CYRight(flags));
+}
+
+enum CYCompactType {
+ CYCompactNone,
+ CYCompactLong,
+ CYCompactShort,
};
+#define CYCompact(type) \
+ virtual CYCompactType Compact() const { \
+ return CYCompact ## type; \
+ }
+
struct CYStatement :
- CYNext<CYStatement>
+ CYNext<CYStatement>,
+ CYThing
{
- void Single(CYOutput &out, CYFlags flags) const;
+ void Single(CYOutput &out, CYFlags flags, CYCompactType request) const;
void Multiple(CYOutput &out, CYFlags flags = CYNoFlags) const;
-
- CYStatement *ReplaceAll(CYContext &context);
+ virtual void Output(CYOutput &out) const;
virtual CYStatement *Replace(CYContext &context) = 0;
+ virtual CYCompactType Compact() const = 0;
+ virtual CYStatement *Return();
+
private:
virtual void Output(CYOutput &out, CYFlags flags) const = 0;
};
{
}
- const char *Value() const {
- return word_;
+ void Set(const char *value) {
+ word_ = value;
}
+ virtual const char *Word() const;
virtual void Output(CYOutput &out) const;
virtual CYExpression *ClassName(CYContext &context, bool object);
};
_finline std::ostream &operator <<(std::ostream &lhs, const CYWord &rhs) {
- return lhs << rhs.Value();
+ lhs << &rhs << '=';
+ return lhs << rhs.Word();
}
struct CYIdentifier :
+ CYNext<CYIdentifier>,
CYWord
{
+ CYIdentifier *replace_;
+ size_t offset_;
+ size_t usage_;
+
CYIdentifier(const char *word) :
- CYWord(word)
+ CYWord(word),
+ replace_(NULL),
+ offset_(0),
+ usage_(0)
{
}
+
+ virtual const char *Word() const;
+ CYIdentifier *Replace(CYContext &context);
};
struct CYLabel :
{
}
+ CYCompact(Short)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYProgram :
- CYThing
+struct CYCStringLess :
+ std::binary_function<const char *, const char *, bool>
{
- CYStatement *statements_;
+ _finline bool operator ()(const char *lhs, const char *rhs) const {
+ return strcmp(lhs, rhs) < 0;
+ }
+};
- CYProgram(CYStatement *statements) :
- statements_(statements)
- {
+struct CYIdentifierValueLess :
+ std::binary_function<CYIdentifier *, CYIdentifier *, bool>
+{
+ _finline bool operator ()(CYIdentifier *lhs, CYIdentifier *rhs) const {
+ return CYCStringLess()(lhs->Word(), rhs->Word());
}
+};
- virtual void Replace(CYContext &context);
+enum CYIdentifierFlags {
+ CYIdentifierArgument,
+ CYIdentifierVariable,
+ CYIdentifierOther,
+ CYIdentifierMagic,
+ CYIdentifierCatch,
+};
- virtual void Output(CYOutput &out) const;
+typedef std::set<const char *, CYCStringLess> CYCStringSet;
+typedef std::set<CYIdentifier *, CYIdentifierValueLess> CYIdentifierValueSet;
+typedef std::map<CYIdentifier *, CYIdentifierFlags> CYIdentifierAddressFlagsMap;
+
+struct CYIdentifierUsage {
+ CYIdentifier *identifier_;
+ size_t usage_;
};
-struct CYBlock :
- CYStatement,
+typedef std::vector<CYIdentifierUsage> CYIdentifierUsageVector;
+
+struct CYScope {
+ bool transparent_;
+ CYScope *parent_;
+
+ CYIdentifierAddressFlagsMap internal_;
+ CYIdentifierValueSet identifiers_;
+
+ CYScope(bool transparent, CYContext &context);
+
+ void Declare(CYContext &context, CYIdentifier *identifier, CYIdentifierFlags flags);
+ virtual CYIdentifier *Lookup(CYContext &context, CYIdentifier *identifier);
+ void Merge(CYContext &context, CYIdentifier *identifier);
+ void Close(CYContext &context, CYStatement *&statements);
+};
+
+struct CYScript :
CYThing
{
- CYStatement *statements_;
+ CYStatement *code_;
- CYBlock(CYStatement *statements) :
- statements_(statements)
+ CYScript(CYStatement *code) :
+ code_(code)
{
}
- operator CYStatement *() const {
- return statements_;
+ virtual void Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
+};
+
+struct CYNonLocal;
+struct CYThisScope;
+
+struct CYContext {
+ CYOptions &options_;
+
+ CYScope *scope_;
+ CYThisScope *this_;
+
+ CYIdentifierUsageVector rename_;
+
+ CYNonLocal *nonlocal_;
+ CYNonLocal *nextlocal_;
+ unsigned unique_;
+
+ CYContext(CYOptions &options) :
+ options_(options),
+ scope_(NULL),
+ this_(NULL),
+ nonlocal_(NULL),
+ nextlocal_(NULL),
+ unique_(0)
+ {
}
- virtual CYStatement *Replace(CYContext &context);
+ void ReplaceAll(CYStatement *&statement) {
+ if (statement == NULL)
+ return;
+ CYStatement *next(statement->next_);
- virtual void Output(CYOutput &out) const;
- virtual void Output(CYOutput &out, CYFlags flags) const;
-};
+ Replace(statement);
+ ReplaceAll(next);
-enum CYState {
- CYClear,
- CYRestricted,
- CYNewLine
-};
+ if (statement == NULL)
+ statement = next;
+ else
+ statement->SetNext(next);
+ }
-class CYDriver {
- public:
- CYPool pool_;
+ 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;
+ }
+ }
- CYState state_;
- void *scanner_;
+ void NonLocal(CYStatement *&statements);
+ CYIdentifier *Unique();
+};
- const char *data_;
- size_t size_;
- FILE *file_;
+struct CYNonLocal {
+ CYIdentifier *identifier_;
- bool strict_;
+ CYNonLocal() :
+ identifier_(NULL)
+ {
+ }
- enum Condition {
- RegExpCondition,
- XMLContentCondition,
- XMLTagCondition,
- };
+ CYIdentifier *Target(CYContext &context) {
+ if (identifier_ == NULL)
+ identifier_ = context.Unique();
+ return identifier_;
+ }
+};
- std::string filename_;
+struct CYThisScope :
+ CYNext<CYThisScope>
+{
+ CYIdentifier *identifier_;
- struct Error {
- bool warning_;
- cy::location location_;
- std::string message_;
- };
+ CYThisScope() :
+ identifier_(NULL)
+ {
+ }
- typedef std::vector<Error> Errors;
+ CYIdentifier *Identifier(CYContext &context) {
+ if (next_ != NULL)
+ return next_->Identifier(context);
+ if (identifier_ == NULL)
+ identifier_ = context.Unique();
+ return identifier_;
+ }
+};
- CYProgram *program_;
- Errors errors_;
+struct CYBlock :
+ CYStatement
+{
+ CYStatement *code_;
- private:
- void ScannerInit();
- void ScannerDestroy();
+ CYBlock(CYStatement *code) :
+ code_(code)
+ {
+ }
- public:
- CYDriver(const std::string &filename);
- ~CYDriver();
+ CYCompact(Short)
- Condition GetCondition();
- void SetCondition(Condition condition);
+ virtual CYStatement *Replace(CYContext &context);
- void PushCondition(Condition condition);
- void PopCondition();
+ virtual void Output(CYOutput &out, CYFlags flags) const;
- void Warning(const cy::location &location, const char *message);
+ virtual CYStatement *Return();
};
-struct CYForInitialiser {
- virtual void For(CYOutput &out) const = 0;
+struct CYForInitializer {
+ virtual CYExpression *Replace(CYContext &context) = 0;
+ virtual void Output(CYOutput &out, CYFlags flags) const = 0;
};
-struct CYForInInitialiser {
+struct CYForInInitializer {
virtual void ForIn(CYOutput &out, CYFlags flags) const = 0;
- virtual const char *ForEachIn() const = 0;
- virtual CYExpression *ForEachIn(CYContext &out) = 0;
+ virtual CYStatement *ForEachIn(CYContext &out, CYExpression *value) = 0;
+
+ virtual CYExpression *Replace(CYContext &context) = 0;
+ virtual CYAssignment *Assignment(CYContext &context) = 0;
+
+ virtual void Output(CYOutput &out, CYFlags flags) const = 0;
};
+struct CYFunctionParameter;
+
struct CYNumber;
struct CYString;
struct CYExpression :
- CYNext<CYExpression>,
- CYForInitialiser,
- CYForInInitialiser,
+ CYForInitializer,
+ CYForInInitializer,
CYClassName,
CYThing
{
- virtual unsigned Precedence() const = 0;
+ virtual int Precedence() const = 0;
virtual bool RightHand() const {
return true;
}
- virtual void For(CYOutput &out) const;
virtual void ForIn(CYOutput &out, CYFlags flags) const;
+ virtual CYStatement *ForEachIn(CYContext &out, CYExpression *value);
- virtual const char *ForEachIn() const;
- virtual CYExpression *ForEachIn(CYContext &out);
+ virtual CYExpression *AddArgument(CYContext &context, CYExpression *value);
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;
- CYExpression *ReplaceAll(CYContext &context);
-
virtual CYExpression *Replace(CYContext &context) = 0;
+ virtual CYAssignment *Assignment(CYContext &context);
virtual CYExpression *Primitive(CYContext &context) {
- return this;
+ return NULL;
}
+ virtual CYFunctionParameter *Parameter() const;
+
virtual CYNumber *Number(CYContext &context) {
return NULL;
}
}
#define CYPrecedence(value) \
- virtual unsigned Precedence() const { \
- return value; \
+ static const int Precedence_ = value; \
+ virtual int Precedence() const { \
+ return Precedence_; \
}
#define CYRightHand(value) \
struct CYCompound :
CYExpression
{
- CYExpression *expressions_;
+ CYExpression *expression_;
+ CYExpression *next_;
- CYCompound(CYExpression *expressions) :
- expressions_(expressions)
+ CYCompound(CYExpression *expression, CYExpression *next) :
+ expression_(expression),
+ next_(next)
{
+ _assert(expression_ != NULL);
+ _assert(next != NULL);
}
- void AddPrev(CYExpression *expression) {
- CYExpression *last(expression);
- while (last->next_ != NULL)
- last = last->next_;
- last->SetNext(expressions_);
- expressions_ = expression;
+ CYPrecedence(17)
+
+ virtual CYExpression *Replace(CYContext &context);
+ void Output(CYOutput &out, CYFlags flags) const;
+
+ virtual CYFunctionParameter *Parameter() const;
+};
+
+struct CYParenthetical :
+ CYExpression
+{
+ CYExpression *expression_;
+
+ CYParenthetical(CYExpression *expression) :
+ expression_(expression)
+ {
}
- CYPrecedence(17)
+ CYPrecedence(0)
virtual CYExpression *Replace(CYContext &context);
void Output(CYOutput &out, CYFlags flags) const;
};
+struct CYDeclaration;
+
struct CYFunctionParameter :
CYNext<CYFunctionParameter>,
CYThing
{
- CYIdentifier *name_;
+ CYForInInitializer *initialiser_;
- CYFunctionParameter(CYIdentifier *name, CYFunctionParameter *next = NULL) :
+ CYFunctionParameter(CYForInInitializer *initialiser, CYFunctionParameter *next = NULL) :
CYNext<CYFunctionParameter>(next),
- name_(name)
+ initialiser_(initialiser)
{
}
- virtual void Output(CYOutput &out) const;
+ void Replace(CYContext &context, CYStatement *&statements);
+ void Output(CYOutput &out) const;
};
struct CYComprehension :
CYNext<CYComprehension>,
CYThing
{
+ CYComprehension(CYComprehension *next = NULL) :
+ CYNext<CYComprehension>(next)
+ {
+ }
+
+ CYComprehension *Modify(CYComprehension *next) {
+ next_ = next;
+ return this;
+ }
+
virtual const char *Name() const = 0;
virtual CYFunctionParameter *Parameter(CYContext &context) const = 0;
CYIdentifier *name_;
CYExpression *set_;
- CYForInComprehension(CYIdentifier *name, CYExpression *set) :
+ CYForInComprehension(CYIdentifier *name, CYExpression *set, CYComprehension *next = NULL) :
+ CYComprehension(next),
name_(name),
set_(set)
{
}
virtual const char *Name() const {
- return name_->Value();
+ return name_->Word();
}
virtual CYFunctionParameter *Parameter(CYContext &context) const;
virtual void Output(CYOutput &out) const;
};
-struct CYForEachInComprehension :
+struct CYForOfComprehension :
CYComprehension
{
CYIdentifier *name_;
CYExpression *set_;
- CYForEachInComprehension(CYIdentifier *name, CYExpression *set) :
+ CYForOfComprehension(CYIdentifier *name, CYExpression *set, CYComprehension *next = NULL) :
+ CYComprehension(next),
name_(name),
set_(set)
{
}
virtual const char *Name() const {
- return name_->Value();
+ return name_->Word();
}
virtual CYFunctionParameter *Parameter(CYContext &context) const;
{
CYExpression *test_;
- CYIfComprehension(CYExpression *test) :
+ CYIfComprehension(CYExpression *test, CYComprehension *next = NULL) :
+ CYComprehension(next),
test_(test)
{
}
{
CYPrecedence(0)
CYRightHand(false)
+
+ virtual CYExpression *Primitive(CYContext &context) {
+ return this;
+ }
};
struct CYTrivial :
}
CYString(const CYWord *word) :
- value_(word->Value()),
+ value_(word->Word()),
size_(strlen(value_))
{
}
virtual CYNumber *Number(CYContext &context);
virtual CYString *String(CYContext &context);
- virtual CYString *Concat(CYContext &out, CYString *rhs) const;
+ CYString *Concat(CYContext &out, CYString *rhs) const;
virtual void Output(CYOutput &out, CYFlags flags) const;
virtual void PropertyName(CYOutput &out) const;
};
+struct CYElement;
+
+struct CYSpan :
+ CYNext<CYSpan>
+{
+ CYExpression *expression_;
+ CYString *string_;
+
+ CYSpan(CYExpression *expression, CYString *string, CYSpan *next) :
+ CYNext<CYSpan>(next),
+ expression_(expression),
+ string_(string)
+ {
+ }
+
+ CYElement *Replace(CYContext &context);
+};
+
+struct CYTemplate :
+ CYExpression
+{
+ CYString *string_;
+ CYSpan *spans_;
+
+ CYTemplate(CYString *string, CYSpan *spans) :
+ string_(string),
+ spans_(spans)
+ {
+ }
+
+ CYPrecedence(0)
+ CYRightHand(false)
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
struct CYNumber :
CYTrivial,
CYPropertyName
};
struct CYNull :
- CYWord,
CYTrivial
{
- CYNull() :
- CYWord("null")
- {
- }
-
virtual CYNumber *Number(CYContext &context);
virtual CYString *String(CYContext &context);
};
struct CYThis :
- CYWord,
CYMagic
{
- CYThis() :
- CYWord("this")
- {
- }
-
virtual CYExpression *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
};
struct CYFalse :
- CYWord,
CYBoolean
{
- CYFalse() :
- CYWord("false")
- {
- }
-
virtual bool Value() const {
return false;
}
};
struct CYTrue :
- CYWord,
CYBoolean
{
- CYTrue() :
- CYWord("true")
- {
- }
-
virtual bool Value() const {
return true;
}
{
}
+ CYVariable(const char *name) :
+ name_(new($pool) CYIdentifier(name))
+ {
+ }
+
CYPrecedence(0)
CYRightHand(false)
virtual CYExpression *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
+
+ virtual CYFunctionParameter *Parameter() const;
};
struct CYPrefix :
{
}
- void Replace(CYContext &context);
+ CYArgument *Replace(CYContext &context);
void Output(CYOutput &out) const;
};
-struct CYBlank :
- public CYWord
-{
- CYBlank() :
- CYWord("")
- {
- }
-};
-
struct CYClause :
CYThing,
CYNext<CYClause>
{
CYExpression *case_;
- CYStatement *statements_;
+ CYStatement *code_;
- CYClause(CYExpression *_case, CYStatement *statements) :
+ CYClause(CYExpression *_case, CYStatement *code) :
case_(_case),
- statements_(statements)
+ code_(code)
{
}
virtual void Output(CYOutput &out, CYFlags flags) const;
};
+struct CYProperty :
+ CYNext<CYProperty>,
+ CYThing
+{
+ CYPropertyName *name_;
+ CYExpression *value_;
+
+ CYProperty(CYPropertyName *name, CYExpression *value, CYProperty *next = NULL) :
+ CYNext<CYProperty>(next),
+ name_(name),
+ value_(value)
+ {
+ }
+
+ void Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
+};
+
struct CYDeclaration :
- CYForInInitialiser
+ CYForInInitializer
{
CYIdentifier *identifier_;
CYExpression *initialiser_;
- CYDeclaration(CYIdentifier *identifier, CYExpression *initialiser) :
+ CYDeclaration(CYIdentifier *identifier, CYExpression *initialiser = NULL) :
identifier_(identifier),
initialiser_(initialiser)
{
}
virtual void ForIn(CYOutput &out, CYFlags flags) const;
+ virtual CYStatement *ForEachIn(CYContext &out, CYExpression *value);
- virtual const char *ForEachIn() const;
- virtual CYExpression *ForEachIn(CYContext &out);
+ virtual CYExpression *Replace(CYContext &context);
- void Replace(CYContext &context);
+ virtual CYAssignment *Assignment(CYContext &context);
+ CYVariable *Variable(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
struct CYDeclarations :
CYNext<CYDeclarations>,
- CYForInitialiser,
CYThing
{
CYDeclaration *declaration_;
{
}
- virtual void For(CYOutput &out) const;
-
void Replace(CYContext &context);
+ CYExpression *Expression(CYContext &context);
+ CYProperty *Property(CYContext &context);
+ CYArgument *Argument(CYContext &context);
+ CYFunctionParameter *Parameter(CYContext &context);
+
virtual void Output(CYOutput &out) const;
virtual void Output(CYOutput &out, CYFlags flags) const;
};
+struct CYForDeclarations :
+ CYForInitializer
+{
+ CYDeclarations *declarations_;
+
+ CYForDeclarations(CYDeclarations *declarations) :
+ declarations_(declarations)
+ {
+ }
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
struct CYVar :
CYStatement
{
{
}
+ CYCompact(None)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYLet :
+struct CYLetStatement :
CYStatement
{
CYDeclarations *declarations_;
- CYBlock code_;
+ CYStatement *code_;
- CYLet(CYDeclarations *declarations, CYStatement *statements) :
+ CYLetStatement(CYDeclarations *declarations, CYStatement *code) :
declarations_(declarations),
- code_(statements)
+ code_(code)
{
}
+ CYCompact(Long)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
struct CYFor :
CYStatement
{
- CYForInitialiser *initialiser_;
+ CYForInitializer *initialiser_;
CYExpression *test_;
CYExpression *increment_;
CYStatement *code_;
- CYFor(CYForInitialiser *initialiser, CYExpression *test, CYExpression *increment, CYStatement *code) :
+ CYFor(CYForInitializer *initialiser, CYExpression *test, CYExpression *increment, CYStatement *code) :
initialiser_(initialiser),
test_(test),
increment_(increment),
{
}
+ CYCompact(Long)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
struct CYForIn :
CYStatement
{
- CYForInInitialiser *initialiser_;
+ CYForInInitializer *initialiser_;
CYExpression *set_;
CYStatement *code_;
- CYForIn(CYForInInitialiser *initialiser, CYExpression *set, CYStatement *code) :
+ CYForIn(CYForInInitializer *initialiser, CYExpression *set, CYStatement *code) :
initialiser_(initialiser),
set_(set),
code_(code)
{
}
+ CYCompact(Long)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYForEachIn :
+struct CYForOf :
CYStatement
{
- CYForInInitialiser *initialiser_;
+ CYForInInitializer *initialiser_;
CYExpression *set_;
CYStatement *code_;
- CYForEachIn(CYForInInitialiser *initialiser, CYExpression *set, CYStatement *code) :
+ CYForOf(CYForInInitializer *initialiser, CYExpression *set, CYStatement *code) :
initialiser_(initialiser),
set_(set),
code_(code)
{
}
+ CYCompact(Long)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYProperty :
- CYNext<CYProperty>,
- CYThing
-{
- CYPropertyName *name_;
- CYExpression *value_;
-
- CYProperty(CYPropertyName *name, CYExpression *value, CYProperty *next = NULL) :
- CYNext<CYProperty>(next),
- name_(name),
- value_(value)
- {
- }
-
- void Replace(CYContext &context);
- virtual void Output(CYOutput &out) const;
-};
-
struct CYObject :
CYLiteral
{
CYProperty *properties_;
- CYObject(CYProperty *properties) :
+ CYObject(CYProperty *properties = NULL) :
properties_(properties)
{
}
void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYCatch :
- CYThing
-{
- CYIdentifier *name_;
- CYBlock code_;
-
- CYCatch(CYIdentifier *name, CYStatement *statements) :
- name_(name),
- code_(statements)
- {
- }
-
- void Replace(CYContext &context);
- virtual void Output(CYOutput &out) const;
-};
-
struct CYMember :
CYExpression
{
void SetLeft(CYExpression *object) {
object_ = object;
}
-
- void Replace_(CYContext &context);
};
struct CYDirectMember :
virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYNew :
+namespace cy {
+namespace Syntax {
+
+struct New :
CYExpression
{
CYExpression *constructor_;
CYArgument *arguments_;
- CYNew(CYExpression *constructor, CYArgument *arguments) :
+ New(CYExpression *constructor, CYArgument *arguments) :
constructor_(constructor),
arguments_(arguments)
{
}
- virtual unsigned Precedence() const {
+ virtual int Precedence() const {
return arguments_ == NULL ? 2 : 1;
}
virtual CYExpression *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
+
+ virtual CYExpression *AddArgument(CYContext &context, CYExpression *value);
};
+} }
+
struct CYCall :
CYExpression
{
virtual CYExpression *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
+
+ virtual CYExpression *AddArgument(CYContext &context, CYExpression *value);
+};
+
+struct CYRubyProc;
+
+struct CYRubyBlock :
+ CYExpression
+{
+ CYExpression *call_;
+ CYRubyProc *proc_;
+
+ CYRubyBlock(CYExpression *call, CYRubyProc *proc) :
+ call_(call),
+ proc_(proc)
+ {
+ }
+
+ CYPrecedence(1)
+ CYRightHand(false)
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
struct CYIf :
{
}
+ CYCompact(Long)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
+
+ virtual CYStatement *Return();
};
struct CYDoWhile :
{
}
+ CYCompact(None)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
{
}
+ CYCompact(Long)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
+// XXX: this should be split up into CYAnonymousFunction and CYNamedFunction (subclass)
struct CYFunction {
CYIdentifier *name_;
CYFunctionParameter *parameters_;
- CYBlock code_;
+ CYStatement *code_;
- CYFunction(CYIdentifier *name, CYFunctionParameter *parameters, CYStatement *statements) :
+ CYNonLocal *nonlocal_;
+ bool implicit_;
+ CYThisScope this_;
+
+ CYFunction(CYIdentifier *name, CYFunctionParameter *parameters, CYStatement *code) :
name_(name),
parameters_(parameters),
- code_(statements)
+ code_(code),
+ nonlocal_(NULL),
+ implicit_(false)
{
}
- virtual void Replace_(CYContext &context);
+ void Inject(CYContext &context);
+ virtual void Replace_(CYContext &context, bool outer);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
+// XXX: this should be split up into CYAnonymousFunctionExpression and CYNamedFunctionExpression
struct CYFunctionExpression :
CYFunction,
CYExpression
{
- CYFunctionExpression(CYIdentifier *name, CYFunctionParameter *parameters, CYStatement *statements) :
- CYFunction(name, parameters, statements)
+ CYFunctionExpression(CYIdentifier *name, CYFunctionParameter *parameters, CYStatement *code) :
+ CYFunction(name, parameters, code)
{
}
virtual void Output(CYOutput &out, CYFlags flags) const;
};
+// XXX: this should derive from CYAnonymousFunction
+struct CYFatArrow :
+ CYFunction,
+ CYExpression
+{
+ CYFatArrow(CYFunctionParameter *parameters, CYStatement *code) :
+ CYFunction(NULL, parameters, code)
+ {
+ }
+
+ CYPrecedence(0)
+ CYRightHand(false)
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+// XXX: this should derive from CYAnonymousFunctionExpression
+struct CYRubyProc :
+ CYFunctionExpression
+{
+ CYRubyProc(CYFunctionParameter *parameters, CYStatement *code) :
+ CYFunctionExpression(NULL, parameters, code)
+ {
+ }
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+// XXX: this should derive from CYNamedFunction
struct CYFunctionStatement :
CYFunction,
CYStatement
{
- CYFunctionStatement(CYIdentifier *name, CYFunctionParameter *parameters, CYStatement *statements) :
- CYFunction(name, parameters, statements)
+ CYFunctionStatement(CYIdentifier *name, CYFunctionParameter *parameters, CYStatement *code) :
+ CYFunction(name, parameters, code)
{
}
+ CYCompact(None)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
CYExpress(CYExpression *expression) :
expression_(expression)
{
+ if (expression_ == NULL)
+ throw;
}
+ CYCompact(None)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
+
+ virtual CYStatement *Return();
};
struct CYContinue :
{
}
+ CYCompact(Short)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
{
}
+ CYCompact(Short)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
{
}
+ CYCompact(None)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
struct CYEmpty :
CYStatement
{
+ CYCompact(Short)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
struct CYFinally :
CYThing
{
- CYBlock code_;
+ CYStatement *code_;
+
+ CYFinally(CYStatement *code) :
+ code_(code)
+ {
+ }
+
+ void Replace(CYContext &context);
+ 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 CYTypeFunctionWith;
+
+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;
+
+ virtual CYTypeFunctionWith *Function() { return NULL; }
+};
+
+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
+{
+ CYLocation location_;
+ CYIdentifier *identifier_;
+ CYTypeSpecifier *specifier_;
+ CYTypeModifier *modifier_;
+
+ CYTypedIdentifier(const CYLocation &location, CYIdentifier *identifier = NULL) :
+ location_(location),
+ identifier_(identifier),
+ specifier_(NULL),
+ modifier_(NULL)
+ {
+ }
+
+ CYTypedIdentifier(CYTypeSpecifier *specifier, CYTypeModifier *modifier = NULL) :
+ identifier_(NULL),
+ specifier_(specifier),
+ modifier_(modifier)
+ {
+ }
+
+ inline CYTypedIdentifier *Modify(CYTypeModifier *modifier) {
+ CYSetLast(modifier_) = modifier;
+ return this;
+ }
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
+
+ CYTypeFunctionWith *Function();
+};
+
+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 *code_;
+
+ CYLambda(CYTypedIdentifier *typed, CYTypedParameter *parameters, CYStatement *code) :
+ typed_(typed),
+ parameters_(parameters),
+ code_(code)
+ {
+ }
+
+ CYPrecedence(1)
+
+ virtual CYExpression *Replace(CYContext &context);
+ 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)
+ {
+ }
+
+ CYCompact(None)
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYExternal :
+ CYStatement
+{
+ CYString *abi_;
+ CYTypedIdentifier *typed_;
+
+ CYExternal(CYString *abi, CYTypedIdentifier *typed) :
+ abi_(abi),
+ typed_(typed)
+ {
+ }
+
+ CYCompact(None)
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYTypeDefinition :
+ CYStatement
+{
+ CYTypedIdentifier *typed_;
+
+ CYTypeDefinition(CYTypedIdentifier *typed) :
+ typed_(typed)
+ {
+ }
+
+ CYCompact(None)
+
+ 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;
+
+ virtual CYTypeFunctionWith *Function() { return this; }
+};
+
+namespace cy {
+namespace Syntax {
+
+struct Catch :
+ CYThing
+{
+ CYIdentifier *name_;
+ CYStatement *code_;
- CYFinally(CYStatement *statements) :
- code_(statements)
+ Catch(CYIdentifier *name, CYStatement *code) :
+ name_(name),
+ code_(code)
{
}
virtual void Output(CYOutput &out) const;
};
-struct CYTry :
+struct Try :
CYStatement
{
- CYBlock code_;
- CYCatch *catch_;
+ CYStatement *code_;
+ Catch *catch_;
CYFinally *finally_;
- CYTry(CYStatement *statements, CYCatch *_catch, CYFinally *finally) :
- code_(statements),
+ Try(CYStatement *code, Catch *_catch, CYFinally *finally) :
+ code_(code),
catch_(_catch),
finally_(finally)
{
}
+ CYCompact(Short)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYThrow :
+struct Throw :
CYStatement
{
CYExpression *value_;
- CYThrow(CYExpression *value) :
+ Throw(CYExpression *value = NULL) :
value_(value)
{
}
+ CYCompact(None)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
+} }
+
struct CYWith :
CYStatement
{
{
}
+ CYCompact(Long)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
{
}
+ CYCompact(Long)
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYDebugger :
+ CYStatement
+{
+ CYDebugger()
+ {
+ }
+
+ CYCompact(None)
+
virtual CYStatement *Replace(CYContext &context);
virtual void Output(CYOutput &out, CYFlags flags) const;
};
}
virtual const char *Operator() const {
- return "^";
+ return "*";
}
CYAlphabetic(false)
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)
CYAssignment_("^=", BitwiseXOr)
CYAssignment_("|=", BitwiseOr)
-#endif/*CYPARSER_HPP*/
+#endif/*CYCRIPT_PARSER_HPP*/
projects / cycript.git / blobdiff