-#ifndef CYPARSER_HPP
-#define CYPARSER_HPP
+/* Cycript - Optimizing JavaScript Compiler/Runtime
+ * Copyright (C) 2009-2013 Jay Freeman (saurik)
+*/
+
+/* GNU General Public License, Version 3 {{{ */
+/*
+ * Cycript is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Cycript. If not, see <http://www.gnu.org/licenses/>.
+**/
+/* }}} */
+
+#ifndef CYCRIPT_PARSER_HPP
+#define CYCRIPT_PARSER_HPP
+
+#include <iostream>
-#include <cstdlib>
#include <string>
#include <vector>
+#include <map>
+#include <set>
+
+#include <cstdio>
+#include <cstdlib>
-#include "location.hh"
+#include "List.hpp"
#include "Pooling.hpp"
+#include "Options.hpp"
-template <typename Type_>
-struct CYNext {
- Type_ *next_;
+struct CYContext;
- CYNext() :
- next_(NULL)
+struct CYThing {
+ virtual ~CYThing() {
+ }
+
+ virtual void Output(struct CYOutput &out) const = 0;
+};
+
+struct CYOutput {
+ std::ostream &out_;
+ CYOptions &options_;
+ bool pretty_;
+ unsigned indent_;
+ bool right_;
+
+ enum {
+ NoMode,
+ NoLetter,
+ NoPlus,
+ NoHyphen,
+ Terminated
+ } mode_;
+
+ CYOutput(std::ostream &out, CYOptions &options) :
+ out_(out),
+ options_(options),
+ pretty_(false),
+ indent_(0),
+ right_(false),
+ mode_(NoMode)
{
}
- CYNext(Type_ *next) :
- next_(next)
- {
+ void Check(char value);
+ void Terminate();
+
+ CYOutput &operator <<(char rhs);
+ CYOutput &operator <<(const char *rhs);
+
+ _finline CYOutput &operator <<(const CYThing *rhs) {
+ if (rhs != NULL)
+ rhs->Output(*this);
+ return *this;
}
- void SetNext(Type_ *next) {
- next_ = next;
+ _finline CYOutput &operator <<(const CYThing &rhs) {
+ rhs.Output(*this);
+ return *this;
}
};
-struct CYThing {
- virtual void Output(std::ostream &out) const = 0;
+struct CYPropertyName {
+ virtual void PropertyName(CYOutput &out) const = 0;
+
+ virtual ~CYPropertyName() {
+ }
};
-_finline std::ostream &operator <<(std::ostream &out, const CYThing &rhs) {
- rhs.Output(out);
- return out;
-}
+struct CYExpression;
+struct CYAssignment;
-struct CYPart {
- virtual void Part(std::ostream &out) const = 0;
+enum CYNeeded {
+ CYNever = -1,
+ CYSometimes = 0,
+ CYAlways = 1,
};
-struct CYSource :
- CYNext<CYSource>
-{
- virtual void Show(std::ostream &out) const;
- virtual void Output(std::ostream &out) const = 0;
- virtual void Output(std::ostream &out, bool block) const;
+enum CYFlags {
+ CYNoFlags = 0,
+ CYNoBrace = (1 << 0),
+ CYNoFunction = (1 << 1),
+ CYNoIn = (1 << 2),
+ CYNoCall = (1 << 3),
+ CYNoRightHand = (1 << 4),
+ CYNoDangle = (1 << 5),
+ CYNoInteger = (1 << 6),
+ CYNoBF = (CYNoBrace | CYNoFunction),
};
-struct CYName :
- CYThing
+_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));
+}
+
+_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));
+}
+
+struct CYStatement :
+ CYNext<CYStatement>
{
- virtual const char *Name() const = 0;
+ virtual ~CYStatement() {
+ }
+
+ void Single(CYOutput &out, CYFlags flags) const;
+ void Multiple(CYOutput &out, CYFlags flags = CYNoFlags) const;
+
+ virtual CYStatement *Replace(CYContext &context) = 0;
+
+ private:
+ virtual void Output(CYOutput &out, CYFlags flags) const = 0;
+};
+
+struct CYStatements {
+ CYStatement *first_;
+ CYStatement *last_;
+
+ CYStatements() :
+ first_(NULL),
+ last_(NULL)
+ {
+ }
+
+ operator CYStatement *() const {
+ return first_;
+ }
+
+ CYStatements &operator ->*(CYStatement *next) {
+ if (next != NULL)
+ if (first_ == NULL) {
+ first_ = next;
+ last_ = next;
+ } else for (;; last_ = last_->next_)
+ if (last_->next_ == NULL) {
+ last_->next_ = next;
+ last_ = next;
+ break;
+ }
+ return *this;
+ }
+};
+
+struct CYClassName {
+ virtual ~CYClassName() {
+ }
+
+ virtual CYExpression *ClassName(CYContext &context, bool object) = 0;
+ virtual void ClassName(CYOutput &out, bool object) const = 0;
};
struct CYWord :
- CYName
+ CYThing,
+ CYPropertyName,
+ CYClassName
{
const char *word_;
{
}
- const char *Value() const {
- return word_;
+ void Set(const char *value) {
+ word_ = value;
}
- virtual const char *Name() const {
- return Value();
- }
+ virtual const char *Word() const;
+ virtual void Output(CYOutput &out) const;
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *ClassName(CYContext &context, bool object);
+ virtual void ClassName(CYOutput &out, bool object) const;
+ virtual void PropertyName(CYOutput &out) const;
};
+_finline std::ostream &operator <<(std::ostream &lhs, const CYWord &rhs) {
+ 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 CYComment :
+ CYStatement
+{
+ const char *value_;
+
+ CYComment(const char *value) :
+ value_(value)
{
}
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
struct CYLabel :
- CYNext<CYLabel>
+ CYStatement
{
- CYIdentifier *identifier_;
+ CYIdentifier *name_;
+ CYStatement *statement_;
- CYLabel(CYIdentifier *identifier, CYLabel *next) :
- CYNext<CYLabel>(next),
- identifier_(identifier)
+ CYLabel(CYIdentifier *name, CYStatement *statement) :
+ name_(name),
+ statement_(statement)
{
}
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYStatement :
- CYSource
+struct CYCStringLess :
+ std::binary_function<const char *, const char *, bool>
{
- CYLabel *label_;
+ _finline bool operator ()(const char *lhs, const char *rhs) const {
+ return strcmp(lhs, rhs) < 0;
+ }
+};
- void AddLabel(CYIdentifier *identifier) {
- label_ = new CYLabel(identifier, label_);
+struct CYIdentifierValueLess :
+ std::binary_function<CYIdentifier *, CYIdentifier *, bool>
+{
+ _finline bool operator ()(CYIdentifier *lhs, CYIdentifier *rhs) const {
+ return CYCStringLess()(lhs->Word(), rhs->Word());
}
};
-enum CYState {
- CYClear,
- CYRestricted,
- CYNewLine
+enum CYIdentifierFlags {
+ CYIdentifierArgument,
+ CYIdentifierVariable,
+ CYIdentifierOther,
+ CYIdentifierMagic,
+ CYIdentifierCatch,
};
-class CYDriver {
- public:
- CYPool pool_;
+typedef std::set<const char *, CYCStringLess> CYCStringSet;
+typedef std::set<CYIdentifier *, CYIdentifierValueLess> CYIdentifierValueSet;
+typedef std::map<CYIdentifier *, CYIdentifierFlags> CYIdentifierAddressFlagsMap;
- CYState state_;
- void *scanner_;
+struct CYIdentifierUsage {
+ CYIdentifier *identifier_;
+ size_t usage_;
+};
- const char *data_;
- size_t size_;
+typedef std::vector<CYIdentifierUsage> CYIdentifierUsageVector;
- std::string filename_;
+struct CYScope {
+ bool transparent_;
- struct Error {
- cy::location location_;
- std::string message_;
- };
+ CYContext &context_;
+ CYStatement *&statements_;
- typedef std::vector<Error> Errors;
+ CYScope *parent_;
- CYSource *source_;
- Errors errors_;
+ CYIdentifierAddressFlagsMap internal_;
+ CYIdentifierValueSet identifiers_;
- private:
- void ScannerInit();
- void ScannerDestroy();
+ CYScope(bool transparent, CYContext &context, CYStatement *&statements);
+ virtual ~CYScope();
- public:
- CYDriver(const std::string &filename);
- ~CYDriver();
-};
+ void Close();
-struct CYForInitialiser :
- CYPart
-{
+ void Declare(CYContext &context, CYIdentifier *identifier, CYIdentifierFlags flags);
+ virtual CYIdentifier *Lookup(CYContext &context, CYIdentifier *identifier);
+ void Merge(CYContext &context, CYIdentifier *identifier);
+ void Scope(CYContext &context, CYStatement *&statements);
};
-struct CYForInInitialiser :
- CYPart
+struct CYProgram :
+ CYThing
{
-};
+ CYStatement *statements_;
-struct CYExpression :
- CYNext<CYExpression>,
- CYForInitialiser,
- CYForInInitialiser
-{
- virtual unsigned Precedence() const = 0;
- virtual void Part(std::ostream &out) const;
- virtual void Output(std::ostream &out) const = 0;
- void Output(std::ostream &out, unsigned precedence) const;
+ CYProgram(CYStatement *statements) :
+ statements_(statements)
+ {
+ }
+
+ virtual void Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
};
-#define CYPrecedence(value) \
- virtual unsigned Precedence() const { \
- return value; \
- }
+struct CYNonLocal;
+struct CYThisScope;
-struct CYCompound :
- CYExpression
-{
- CYExpression *expressions_;
+struct CYContext {
+ CYOptions &options_;
+
+ CYScope *scope_;
+ CYThisScope *this_;
+
+ CYIdentifierUsageVector rename_;
- CYCompound(CYExpression *expressions) :
- expressions_(expressions)
+ CYNonLocal *nonlocal_;
+ CYNonLocal *nextlocal_;
+ unsigned unique_;
+
+ CYContext(CYOptions &options) :
+ options_(options),
+ scope_(NULL),
+ this_(NULL),
+ nonlocal_(NULL),
+ nextlocal_(NULL),
+ unique_(0)
{
}
- void AddPrev(CYExpression *expression) {
- CYExpression *last(expression);
- while (last->next_ != NULL)
- last = last->next_;
- last->SetNext(expressions_);
- expressions_ = expression;
+ virtual ~CYContext() {
}
- CYPrecedence(17)
+ template <typename Type_>
+ void ReplaceAll(Type_ *&values) {
+ Type_ **last(&values);
+ CYForEach (next, values) {
+ Replace(*last = next);
+ if (*last != NULL)
+ last = &(*last)->next_;
+ }
+ }
- void Output(std::ostream &out) const;
-};
+ 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 CYLiteral :
- CYExpression
-{
- CYPrecedence(0)
+ void NonLocal(CYStatement *&statements);
+ CYIdentifier *Unique();
};
-struct CYSelectorPart :
- CYNext<CYSelectorPart>
-{
- CYWord *name_;
- bool value_;
+struct CYNonLocal {
+ CYIdentifier *identifier_;
- CYSelectorPart(CYWord *name, bool value, CYSelectorPart *next) :
- CYNext<CYSelectorPart>(next),
- name_(name),
- value_(value)
+ CYNonLocal() :
+ identifier_(NULL)
{
}
- virtual void Output(std::ostream &out) const;
+ CYIdentifier *Target(CYContext &context) {
+ if (identifier_ == NULL)
+ identifier_ = context.Unique();
+ return identifier_;
+ }
};
-struct CYSelector :
- CYLiteral
+struct CYThisScope :
+ CYNext<CYThisScope>
{
- CYSelectorPart *name_;
+ CYIdentifier *identifier_;
- CYSelector(CYSelectorPart *name) :
- name_(name)
+ CYThisScope() :
+ identifier_(NULL)
{
}
- virtual void Output(std::ostream &out) const;
+ CYIdentifier *Identifier(CYContext &context) {
+ if (next_ != NULL)
+ return next_->Identifier(context);
+ if (identifier_ == NULL)
+ identifier_ = context.Unique();
+ return identifier_;
+ }
};
-struct CYString :
- CYLiteral,
- CYName
+struct CYBlock :
+ CYStatement,
+ CYThing
{
- const char *value_;
- size_t size_;
+ CYStatement *statements_;
- CYString(const char *value, size_t size) :
- value_(value),
- size_(size)
+ CYBlock(CYStatement *statements) :
+ statements_(statements)
{
}
- CYString(const CYIdentifier *identifier) :
- value_(identifier->Value()),
- size_(strlen(value_))
- {
+ operator CYStatement *() const {
+ return statements_;
}
- const char *Value() const {
- return value_;
+ void AddPrev(CYStatement *statement) {
+ CYSetLast(statement) = statements_;
+ statements_ = statement;
}
- virtual const char *Name() const {
- return Value();
+ virtual CYStatement *Replace(CYContext &context);
+
+ virtual void Output(CYOutput &out) const;
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYForInitialiser {
+ virtual ~CYForInitialiser() {
}
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context) = 0;
+ virtual void Output(CYOutput &out, CYFlags flags) const = 0;
};
-struct CYNumber :
- CYLiteral,
- CYName
+struct CYForInInitialiser {
+ virtual ~CYForInInitialiser() {
+ }
+
+ virtual void ForIn(CYOutput &out, CYFlags flags) const = 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 CYNumber;
+struct CYString;
+
+struct CYExpression :
+ CYForInitialiser,
+ CYForInInitialiser,
+ CYClassName,
+ CYThing
{
- double value_;
+ virtual int Precedence() const = 0;
- CYNumber(double value) :
- value_(value)
- {
+ virtual bool RightHand() const {
+ return true;
}
- double Value() const {
- return value_;
+ virtual void ForIn(CYOutput &out, CYFlags flags) const;
+ virtual CYStatement *ForEachIn(CYContext &out, CYExpression *value);
+
+ 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, int precedence, CYFlags flags) const;
+
+ virtual CYExpression *ClassName(CYContext &context, bool object);
+ virtual void ClassName(CYOutput &out, bool object) const;
+
+ virtual CYExpression *Replace(CYContext &context) = 0;
+ virtual CYAssignment *Assignment(CYContext &context);
+
+ virtual CYExpression *Primitive(CYContext &context) {
+ return NULL;
}
- virtual const char *Name() const {
- throw;
+ virtual CYNumber *Number(CYContext &context) {
+ return NULL;
+ }
+
+ virtual CYString *String(CYContext &context) {
+ return NULL;
}
- virtual void Output(std::ostream &out) const;
+ virtual const char *Word() const {
+ return NULL;
+ }
};
-struct CYNull :
- CYWord,
- CYLiteral
-{
- CYNull() :
- CYWord("null")
- {
+#define CYAlphabetic(value) \
+ virtual bool Alphabetic() const { \
+ return value; \
}
- virtual void Output(std::ostream &out) const;
-};
+#define CYPrecedence(value) \
+ static const int Precedence_ = value; \
+ virtual int Precedence() const { \
+ return Precedence_; \
+ }
-struct CYThis :
- CYWord,
+#define CYRightHand(value) \
+ virtual bool RightHand() const { \
+ return value; \
+ }
+
+struct CYCompound :
CYExpression
{
- CYThis() :
- CYWord("this")
+ CYExpression *expression_;
+ CYExpression *next_;
+
+ CYCompound(CYExpression *expression, CYExpression *next = NULL) :
+ expression_(expression),
+ next_(next)
{
+ if (expression_ == NULL)
+ throw;
+ _assert(expression_ != NULL);
}
- CYPrecedence(0)
+ CYPrecedence(17)
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ void Output(CYOutput &out, CYFlags flags) const;
+
+ virtual CYExpression *Primitive(CYContext &context);
};
-struct CYBoolean :
- CYLiteral
+struct CYDeclaration;
+
+struct CYFunctionParameter :
+ CYNext<CYFunctionParameter>,
+ CYThing
{
- virtual bool Value() const = 0;
- virtual void Output(std::ostream &out) const;
+ CYForInInitialiser *initialiser_;
+
+ CYFunctionParameter(CYForInInitialiser *initialiser, CYFunctionParameter *next = NULL) :
+ CYNext<CYFunctionParameter>(next),
+ initialiser_(initialiser)
+ {
+ }
+
+ void Replace(CYContext &context, CYBlock &code);
+ void Output(CYOutput &out) const;
};
-struct CYFalse :
- CYWord,
- CYBoolean
+struct CYComprehension :
+ CYNext<CYComprehension>,
+ CYThing
{
- CYFalse() :
- CYWord("false")
+ CYComprehension(CYComprehension *next = NULL) :
+ CYNext<CYComprehension>(next)
{
}
- virtual bool Value() const {
- return false;
+ CYComprehension *Modify(CYComprehension *next) {
+ next_ = next;
+ return this;
}
+
+ virtual const char *Name() const = 0;
+
+ virtual CYFunctionParameter *Parameter(CYContext &context) const = 0;
+ CYFunctionParameter *Parameters(CYContext &context) const;
+ virtual CYStatement *Replace(CYContext &context, CYStatement *statement) const;
+ virtual void Output(CYOutput &out) const = 0;
};
-struct CYTrue :
- CYWord,
- CYBoolean
+struct CYForInComprehension :
+ CYComprehension
{
- CYTrue() :
- CYWord("true")
+ CYIdentifier *name_;
+ CYExpression *set_;
+
+ CYForInComprehension(CYIdentifier *name, CYExpression *set, CYComprehension *next = NULL) :
+ CYComprehension(next),
+ name_(name),
+ set_(set)
{
}
- virtual bool Value() const {
- return true;
+ virtual const char *Name() const {
+ return name_->Word();
}
+
+ virtual CYFunctionParameter *Parameter(CYContext &context) const;
+ virtual CYStatement *Replace(CYContext &context, CYStatement *statement) const;
+ virtual void Output(CYOutput &out) const;
};
-struct CYVariable :
- CYExpression
+struct CYForOfComprehension :
+ CYComprehension
{
CYIdentifier *name_;
+ CYExpression *set_;
- CYVariable(CYIdentifier *name) :
- name_(name)
+ CYForOfComprehension(CYIdentifier *name, CYExpression *set, CYComprehension *next = NULL) :
+ CYComprehension(next),
+ name_(name),
+ set_(set)
{
}
- CYPrecedence(0)
+ virtual const char *Name() const {
+ return name_->Word();
+ }
- virtual void Output(std::ostream &out) const;
+ virtual CYFunctionParameter *Parameter(CYContext &context) const;
+ virtual CYStatement *Replace(CYContext &context, CYStatement *statement) const;
+ virtual void Output(CYOutput &out) const;
};
-struct CYPrefix :
+struct CYIfComprehension :
+ CYComprehension
+{
+ CYExpression *test_;
+
+ CYIfComprehension(CYExpression *test, CYComprehension *next = NULL) :
+ CYComprehension(next),
+ test_(test)
+ {
+ }
+
+ virtual const char *Name() const {
+ return NULL;
+ }
+
+ virtual CYFunctionParameter *Parameter(CYContext &context) const;
+ virtual CYStatement *Replace(CYContext &context, CYStatement *statement) const;
+ virtual void Output(CYOutput &out) const;
+};
+
+struct CYArrayComprehension :
CYExpression
{
- CYExpression *rhs_;
+ CYExpression *expression_;
+ CYComprehension *comprehensions_;
- CYPrefix(CYExpression *rhs) :
- rhs_(rhs)
+ CYArrayComprehension(CYExpression *expression, CYComprehension *comprehensions) :
+ expression_(expression),
+ comprehensions_(comprehensions)
{
}
- virtual const char *Operator() const = 0;
+ CYPrecedence(0)
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYInfix :
+struct CYLiteral :
CYExpression
{
- CYExpression *lhs_;
- CYExpression *rhs_;
+ CYPrecedence(0)
+ CYRightHand(false)
- CYInfix(CYExpression *lhs, CYExpression *rhs) :
+ virtual CYExpression *Primitive(CYContext &context) {
+ return this;
+ }
+};
+
+struct CYTrivial :
+ CYLiteral
+{
+ virtual CYExpression *Replace(CYContext &context);
+};
+
+struct CYMagic :
+ CYExpression
+{
+ CYPrecedence(0)
+ CYRightHand(false)
+};
+
+struct CYRange {
+ uint64_t lo_;
+ uint64_t hi_;
+
+ CYRange(uint64_t lo, uint64_t hi) :
+ lo_(lo), hi_(hi)
+ {
+ }
+
+ bool operator [](uint8_t value) const {
+ return !(value >> 7) && (value >> 6 ? hi_ : lo_) >> (value & 0x3f) & 0x1;
+ }
+
+ void operator()(uint8_t value) {
+ if (value >> 7)
+ return;
+ (value >> 6 ? hi_ : lo_) |= uint64_t(0x1) << (value & 0x3f);
+ }
+};
+
+extern CYRange DigitRange_;
+extern CYRange WordStartRange_;
+extern CYRange WordEndRange_;
+
+struct CYString :
+ CYTrivial,
+ CYPropertyName
+{
+ const char *value_;
+ size_t size_;
+
+ CYString() :
+ value_(NULL),
+ size_(0)
+ {
+ }
+
+ CYString(const char *value) :
+ value_(value),
+ size_(strlen(value))
+ {
+ }
+
+ CYString(const char *value, size_t size) :
+ value_(value),
+ size_(size)
+ {
+ }
+
+ CYString(const CYWord *word) :
+ value_(word->Word()),
+ size_(strlen(value_))
+ {
+ }
+
+ const char *Value() const {
+ return value_;
+ }
+
+ virtual const char *Word() const;
+
+ virtual CYNumber *Number(CYContext &context);
+ virtual CYString *String(CYContext &context);
+
+ CYString *Concat(CYContext &out, CYString *rhs) const;
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+ virtual void PropertyName(CYOutput &out) const;
+};
+
+struct CYNumber :
+ CYTrivial,
+ CYPropertyName
+{
+ double value_;
+
+ CYNumber(double value) :
+ value_(value)
+ {
+ }
+
+ double Value() const {
+ return value_;
+ }
+
+ virtual CYNumber *Number(CYContext &context);
+ virtual CYString *String(CYContext &context);
+
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+ virtual void PropertyName(CYOutput &out) const;
+};
+
+struct CYRegEx :
+ CYTrivial
+{
+ const char *value_;
+
+ CYRegEx(const char *value) :
+ value_(value)
+ {
+ }
+
+ const char *Value() const {
+ return value_;
+ }
+
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYNull :
+ CYWord,
+ CYTrivial
+{
+ CYNull() :
+ CYWord("null")
+ {
+ }
+
+ virtual CYNumber *Number(CYContext &context);
+ virtual CYString *String(CYContext &context);
+
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYThis :
+ CYWord,
+ CYMagic
+{
+ CYThis() :
+ CYWord("this")
+ {
+ }
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYBoolean :
+ CYTrivial
+{
+ virtual bool Value() const = 0;
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYFalse :
+ CYWord,
+ CYBoolean
+{
+ CYFalse() :
+ CYWord("false")
+ {
+ }
+
+ virtual bool Value() const {
+ return false;
+ }
+
+ virtual CYNumber *Number(CYContext &context);
+ virtual CYString *String(CYContext &context);
+};
+
+struct CYTrue :
+ CYWord,
+ CYBoolean
+{
+ CYTrue() :
+ CYWord("true")
+ {
+ }
+
+ virtual bool Value() const {
+ return true;
+ }
+
+ virtual CYNumber *Number(CYContext &context);
+ virtual CYString *String(CYContext &context);
+};
+
+struct CYVariable :
+ CYExpression
+{
+ CYIdentifier *name_;
+
+ CYVariable(CYIdentifier *name) :
+ name_(name)
+ {
+ }
+
+ 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;
+};
+
+struct CYPrefix :
+ CYExpression
+{
+ CYExpression *rhs_;
+
+ CYPrefix(CYExpression *rhs) :
+ rhs_(rhs)
+ {
+ }
+
+ virtual bool Alphabetic() const = 0;
+ virtual const char *Operator() const = 0;
+
+ CYPrecedence(4)
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYInfix :
+ CYExpression
+{
+ CYExpression *lhs_;
+ CYExpression *rhs_;
+
+ CYInfix(CYExpression *lhs, CYExpression *rhs) :
+ lhs_(lhs),
+ rhs_(rhs)
+ {
+ }
+
+ void SetLeft(CYExpression *lhs) {
+ lhs_ = lhs;
+ }
+
+ virtual bool Alphabetic() const = 0;
+ virtual const char *Operator() const = 0;
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYPostfix :
+ CYExpression
+{
+ CYExpression *lhs_;
+
+ CYPostfix(CYExpression *lhs) :
+ lhs_(lhs)
+ {
+ }
+
+ virtual const char *Operator() const = 0;
+
+ CYPrecedence(3)
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYAssignment :
+ CYExpression
+{
+ CYExpression *lhs_;
+ CYExpression *rhs_;
+
+ CYAssignment(CYExpression *lhs, CYExpression *rhs) :
lhs_(lhs),
rhs_(rhs)
{
}
- virtual const char *Operator() const = 0;
+ void SetLeft(CYExpression *lhs) {
+ lhs_ = lhs;
+ }
+
+ virtual const char *Operator() const = 0;
+
+ CYPrecedence(16)
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYArgument :
+ CYNext<CYArgument>,
+ CYThing
+{
+ CYWord *name_;
+ CYExpression *value_;
+
+ CYArgument(CYExpression *value, CYArgument *next = NULL) :
+ CYNext<CYArgument>(next),
+ name_(NULL),
+ value_(value)
+ {
+ }
+
+ CYArgument(CYWord *name, CYExpression *value, CYArgument *next = NULL) :
+ CYNext<CYArgument>(next),
+ name_(name),
+ value_(value)
+ {
+ }
+
+ CYArgument *Replace(CYContext &context);
+ void Output(CYOutput &out) const;
+};
+
+struct CYBlank :
+ public CYWord
+{
+ CYBlank() :
+ CYWord("")
+ {
+ }
+};
+
+struct CYClause :
+ CYThing,
+ CYNext<CYClause>
+{
+ CYExpression *case_;
+ CYStatement *statements_;
+
+ CYClause(CYExpression *_case, CYStatement *statements) :
+ case_(_case),
+ statements_(statements)
+ {
+ }
+
+ void Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
+};
+
+struct CYElement :
+ CYNext<CYElement>,
+ CYThing
+{
+ CYExpression *value_;
+
+ CYElement(CYExpression *value, CYElement *next) :
+ CYNext<CYElement>(next),
+ value_(value)
+ {
+ }
+
+ void Replace(CYContext &context);
+ void Output(CYOutput &out) const;
+};
+
+struct CYArray :
+ CYLiteral
+{
+ CYElement *elements_;
+
+ CYArray(CYElement *elements = NULL) :
+ elements_(elements)
+ {
+ }
+
+ virtual CYExpression *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 CYDeclaration :
+ CYForInInitialiser
+{
+ 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 CYExpression *Replace(CYContext &context);
+
+ virtual CYAssignment *Assignment(CYContext &context);
+ CYVariable *Variable(CYContext &context);
+
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYDeclarations :
+ CYNext<CYDeclarations>,
+ CYThing
+{
+ CYDeclaration *declaration_;
+
+ CYDeclarations(CYDeclaration *declaration, CYDeclarations *next = NULL) :
+ CYNext<CYDeclarations>(next),
+ declaration_(declaration)
+ {
+ }
+
+ void Replace(CYContext &context);
+
+ CYCompound *Compound(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 :
+ CYForInitialiser
+{
+ CYDeclarations *declarations_;
+
+ CYForDeclarations(CYDeclarations *declarations) :
+ declarations_(declarations)
+ {
+ }
+
+ virtual CYCompound *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYVar :
+ CYStatement
+{
+ CYDeclarations *declarations_;
+
+ CYVar(CYDeclarations *declarations) :
+ declarations_(declarations)
+ {
+ }
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYLetStatement :
+ CYStatement
+{
+ CYDeclarations *declarations_;
+ CYStatement *code_;
+
+ CYLetStatement(CYDeclarations *declarations, CYStatement *code) :
+ declarations_(declarations),
+ code_(code)
+ {
+ }
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYFor :
+ CYStatement
+{
+ CYForInitialiser *initialiser_;
+ CYExpression *test_;
+ CYExpression *increment_;
+ CYStatement *code_;
+
+ CYFor(CYForInitialiser *initialiser, CYExpression *test, CYExpression *increment, CYStatement *code) :
+ initialiser_(initialiser),
+ test_(test),
+ increment_(increment),
+ code_(code)
+ {
+ }
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYForIn :
+ CYStatement
+{
+ CYForInInitialiser *initialiser_;
+ CYExpression *set_;
+ CYStatement *code_;
+
+ CYForIn(CYForInInitialiser *initialiser, CYExpression *set, CYStatement *code) :
+ initialiser_(initialiser),
+ set_(set),
+ code_(code)
+ {
+ }
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYForOf :
+ CYStatement
+{
+ CYForInInitialiser *initialiser_;
+ CYExpression *set_;
+ CYStatement *code_;
+
+ CYForOf(CYForInInitialiser *initialiser, CYExpression *set, CYStatement *code) :
+ initialiser_(initialiser),
+ set_(set),
+ code_(code)
+ {
+ }
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYObject :
+ CYLiteral
+{
+ CYProperty *properties_;
+
+ CYObject(CYProperty *properties = NULL) :
+ properties_(properties)
+ {
+ }
+
+ virtual CYExpression *Replace(CYContext &context);
+ void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYMember :
+ CYExpression
+{
+ CYExpression *object_;
+ CYExpression *property_;
+
+ CYMember(CYExpression *object, CYExpression *property) :
+ object_(object),
+ property_(property)
+ {
+ }
+
+ void SetLeft(CYExpression *object) {
+ object_ = object;
+ }
+};
+
+struct CYDirectMember :
+ CYMember
+{
+ CYDirectMember(CYExpression *object, CYExpression *property) :
+ CYMember(object, property)
+ {
+ }
+
+ CYPrecedence(1)
+ CYRightHand(false)
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYIndirectMember :
+ CYMember
+{
+ CYIndirectMember(CYExpression *object, CYExpression *property) :
+ CYMember(object, property)
+ {
+ }
+
+ CYPrecedence(1)
+ CYRightHand(false)
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+namespace cy {
+namespace Syntax {
+
+struct New :
+ CYExpression
+{
+ CYExpression *constructor_;
+ CYArgument *arguments_;
+
+ New(CYExpression *constructor, CYArgument *arguments) :
+ constructor_(constructor),
+ arguments_(arguments)
+ {
+ }
+
+ virtual int Precedence() const {
+ return arguments_ == NULL ? 2 : 1;
+ }
+
+ CYRightHand(false)
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+
+ virtual CYExpression *AddArgument(CYContext &context, CYExpression *value);
+};
+
+} }
+
+struct CYCall :
+ CYExpression
+{
+ CYExpression *function_;
+ CYArgument *arguments_;
+
+ CYCall(CYExpression *function, CYArgument *arguments = NULL) :
+ function_(function),
+ arguments_(arguments)
+ {
+ }
+
+ CYPrecedence(1)
+ CYRightHand(false)
+
+ 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 :
+ CYStatement
+{
+ CYExpression *test_;
+ CYStatement *true_;
+ CYStatement *false_;
+
+ CYIf(CYExpression *test, CYStatement *_true, CYStatement *_false = NULL) :
+ test_(test),
+ true_(_true),
+ false_(_false)
+ {
+ }
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYDoWhile :
+ CYStatement
+{
+ CYExpression *test_;
+ CYStatement *code_;
+
+ CYDoWhile(CYExpression *test, CYStatement *code) :
+ test_(test),
+ code_(code)
+ {
+ }
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYWhile :
+ CYStatement
+{
+ CYExpression *test_;
+ CYStatement *code_;
+
+ CYWhile(CYExpression *test, CYStatement *code) :
+ test_(test),
+ code_(code)
+ {
+ }
+
+ 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_;
+
+ CYNonLocal *nonlocal_;
+ CYThisScope this_;
+
+ CYFunction(CYIdentifier *name, CYFunctionParameter *parameters, CYStatement *statements) :
+ name_(name),
+ parameters_(parameters),
+ code_(statements),
+ nonlocal_(NULL)
+ {
+ }
+
+ virtual ~CYFunction() {
+ }
- virtual void Output(std::ostream &out) const;
+ void Inject(CYContext &context);
+ virtual void Replace_(CYContext &context, bool outer);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYPostfix :
+// XXX: this should be split up into CYAnonymousFunctionExpression and CYNamedFunctionExpression
+struct CYFunctionExpression :
+ CYFunction,
CYExpression
{
- CYExpression *lhs_;
-
- CYPostfix(CYExpression *lhs) :
- lhs_(lhs)
+ CYFunctionExpression(CYIdentifier *name, CYFunctionParameter *parameters, CYStatement *statements) :
+ CYFunction(name, parameters, statements)
{
}
- virtual const char *Operator() const = 0;
+ CYPrecedence(0)
+ CYRightHand(false)
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYAssignment :
+// XXX: this should derive from CYAnonymousFunction
+struct CYFatArrow :
+ CYFunction,
CYExpression
{
- CYExpression *lhs_;
- CYExpression *rhs_;
-
- CYAssignment(CYExpression *lhs, CYExpression *rhs) :
- lhs_(lhs),
- rhs_(rhs)
+ CYFatArrow(CYFunctionParameter *parameters, CYStatement *statements) :
+ CYFunction(NULL, parameters, statements)
{
}
- virtual const char *Operator() const = 0;
+ CYPrecedence(0)
+ CYRightHand(false)
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYArgument :
- CYNext<CYArgument>
+// XXX: this should derive from CYAnonymousFunctionExpression
+struct CYRubyProc :
+ CYFunctionExpression
{
- CYWord *name_;
- CYExpression *value_;
-
- CYArgument(CYWord *name, CYExpression *value, CYArgument *next = NULL) :
- CYNext<CYArgument>(next),
- name_(name),
- value_(value)
+ CYRubyProc(CYFunctionParameter *parameters, CYStatement *statements) :
+ CYFunctionExpression(NULL, parameters, statements)
{
}
- void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYBlank :
- public CYWord
+// XXX: this should derive from CYNamedFunction
+struct CYFunctionStatement :
+ CYFunction,
+ CYStatement
{
- CYBlank() :
- CYWord("")
+ CYFunctionStatement(CYIdentifier *name, CYFunctionParameter *parameters, CYStatement *statements) :
+ CYFunction(name, parameters, statements)
{
}
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYClause :
- CYThing,
- CYNext<CYClause>
+struct CYExpress :
+ CYStatement
{
- CYExpression *case_;
- CYStatement *code_;
+ CYExpression *expression_;
- CYClause(CYExpression *_case, CYStatement *code) :
- case_(_case),
- code_(code)
+ CYExpress(CYExpression *expression) :
+ expression_(expression)
{
+ if (expression_ == NULL)
+ throw;
}
- virtual void Output(std::ostream &out) const;
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYElement :
- CYNext<CYElement>
+struct CYContinue :
+ CYStatement
{
- CYExpression *value_;
+ CYIdentifier *label_;
- CYElement(CYExpression *value, CYElement *next) :
- CYNext<CYElement>(next),
- value_(value)
+ CYContinue(CYIdentifier *label) :
+ label_(label)
{
}
- void Output(std::ostream &out) const;
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYArray :
- CYLiteral
+struct CYBreak :
+ CYStatement
{
- CYElement *elements_;
+ CYIdentifier *label_;
- CYArray(CYElement *elements) :
- elements_(elements)
+ CYBreak(CYIdentifier *label) :
+ label_(label)
{
}
- virtual void Output(std::ostream &out) const;
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYDeclaration :
- CYThing,
- CYForInInitialiser
+struct CYReturn :
+ CYStatement
{
- CYIdentifier *identifier_;
- CYExpression *initialiser_;
+ CYExpression *value_;
- CYDeclaration(CYIdentifier *identifier, CYExpression *initialiser) :
- identifier_(identifier),
- initialiser_(initialiser)
+ CYReturn(CYExpression *value) :
+ value_(value)
{
}
- virtual void Part(std::ostream &out) const;
- virtual void Output(std::ostream &out) const;
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYDeclarations :
- CYStatement,
- CYForInitialiser
+struct CYEmpty :
+ CYStatement
{
- CYDeclaration *declaration_;
- CYDeclarations *next_;
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
- CYDeclarations(CYDeclaration *declaration, CYDeclarations *next) :
- declaration_(declaration),
- next_(next)
+struct CYFinally :
+ CYThing
+{
+ CYBlock code_;
+
+ CYFinally(CYStatement *statements) :
+ code_(statements)
{
}
- virtual void Part(std::ostream &out) const;
- virtual void Output(std::ostream &out) const;
+ void Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
};
-struct CYParameter :
- CYNext<CYParameter>,
+struct CYTypeSpecifier :
CYThing
{
- CYIdentifier *name_;
+ virtual CYExpression *Replace(CYContext &context) = 0;
+};
- CYParameter(CYIdentifier *name, CYParameter *next) :
- CYNext<CYParameter>(next),
- name_(name)
- {
+struct CYTypeError :
+ CYTypeSpecifier
+{
+ CYTypeError() {
}
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
};
-struct CYFor :
- CYStatement
+struct CYTypeVoid :
+ CYTypeSpecifier
{
- CYForInitialiser *initialiser_;
- CYExpression *test_;
- CYExpression *increment_;
- CYStatement *code_;
-
- CYFor(CYForInitialiser *initialiser, CYExpression *test, CYExpression *increment, CYStatement *code) :
- initialiser_(initialiser),
- test_(test),
- increment_(increment),
- code_(code)
- {
+ CYTypeVoid() {
}
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
};
-struct CYForIn :
- CYStatement
+struct CYTypeVariable :
+ CYTypeSpecifier
{
- CYForInInitialiser *initialiser_;
- CYExpression *set_;
- CYStatement *code_;
+ CYIdentifier *name_;
- CYForIn(CYForInInitialiser *initialiser, CYExpression *set, CYStatement *code) :
- initialiser_(initialiser),
- set_(set),
- code_(code)
+ CYTypeVariable(CYIdentifier *name) :
+ name_(name)
{
}
- virtual void Output(std::ostream &out) const;
+ CYTypeVariable(const char *name) :
+ name_(new($pool) CYIdentifier(name))
+ {
+ }
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
};
-struct CYProperty :
- CYNext<CYProperty>
+struct CYTypeUnsigned :
+ CYTypeSpecifier
{
- CYName *name_;
- CYExpression *value_;
+ CYTypeSpecifier *specifier_;
- CYProperty(CYName *name, CYExpression *value, CYProperty *next) :
- CYNext<CYProperty>(next),
- name_(name),
- value_(value)
+ CYTypeUnsigned(CYTypeSpecifier *specifier) :
+ specifier_(specifier)
{
}
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
};
-struct CYObject :
- CYLiteral
+struct CYTypeSigned :
+ CYTypeSpecifier
{
- CYProperty *property_;
+ CYTypeSpecifier *specifier_;
- CYObject(CYProperty *property) :
- property_(property)
+ CYTypeSigned(CYTypeSpecifier *specifier) :
+ specifier_(specifier)
{
}
- void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
};
-struct CYCatch :
- CYThing
+struct CYTypeLong :
+ CYTypeSpecifier
{
- CYIdentifier *name_;
- CYStatement *code_;
+ CYTypeSpecifier *specifier_;
- CYCatch(CYIdentifier *name, CYStatement *code) :
- name_(name),
- code_(code)
+ CYTypeLong(CYTypeSpecifier *specifier) :
+ specifier_(specifier)
{
}
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
};
-struct CYMessage :
- CYExpression
+struct CYTypeShort :
+ CYTypeSpecifier
{
- CYExpression *self_;
- CYArgument *arguments_;
+ CYTypeSpecifier *specifier_;
- CYMessage(CYExpression *self, CYArgument *arguments) :
- self_(self),
- arguments_(arguments)
+ CYTypeShort(CYTypeSpecifier *specifier) :
+ specifier_(specifier)
{
}
- CYPrecedence(0)
-
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
};
-struct CYMember :
- CYExpression
+struct CYTypeModifier :
+ CYNext<CYTypeModifier>
{
- CYExpression *object_;
- CYExpression *property_;
-
- CYMember(CYExpression *object, CYExpression *property) :
- object_(object),
- property_(property)
+ CYTypeModifier(CYTypeModifier *next) :
+ CYNext<CYTypeModifier>(next)
{
}
- CYPrecedence(1)
+ virtual int Precedence() const = 0;
- virtual void Output(std::ostream &out) const;
+ 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 CYNew :
- CYExpression
+struct CYTypeArrayOf :
+ CYTypeModifier
{
- CYExpression *constructor_;
- CYArgument *arguments_;
+ CYExpression *size_;
- CYNew(CYExpression *constructor, CYArgument *arguments) :
- constructor_(constructor),
- arguments_(arguments)
+ CYTypeArrayOf(CYExpression *size, CYTypeModifier *next = NULL) :
+ CYTypeModifier(next),
+ size_(size)
{
}
CYPrecedence(1)
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+ virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
};
-struct CYCall :
- CYExpression
+struct CYTypeConstant :
+ CYTypeModifier
{
- CYExpression *function_;
- CYArgument *arguments_;
-
- CYCall(CYExpression *function, CYArgument *arguments) :
- function_(function),
- arguments_(arguments)
+ CYTypeConstant(CYTypeModifier *next = NULL) :
+ CYTypeModifier(next)
{
}
- CYPrecedence(2)
+ CYPrecedence(0)
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+ virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
};
-struct CYIf :
- CYStatement
+struct CYTypePointerTo :
+ CYTypeModifier
{
- CYExpression *test_;
- CYStatement *true_;
- CYStatement *false_;
-
- CYIf(CYExpression *test, CYStatement *_true, CYStatement *_false) :
- test_(test),
- true_(_true),
- false_(_false)
+ CYTypePointerTo(CYTypeModifier *next = NULL) :
+ CYTypeModifier(next)
{
}
- virtual void Output(std::ostream &out) const;
+ CYPrecedence(0)
+
+ virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+ virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
};
-struct CYDoWhile :
- CYStatement
+struct CYTypeVolatile :
+ CYTypeModifier
{
- CYExpression *test_;
- CYStatement *code_;
-
- CYDoWhile(CYExpression *test, CYStatement *code) :
- test_(test),
- code_(code)
+ CYTypeVolatile(CYTypeModifier *next = NULL) :
+ CYTypeModifier(next)
{
}
- virtual void Output(std::ostream &out) const;
+ CYPrecedence(0)
+
+ virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+ virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
};
-struct CYWhile :
- CYStatement
+struct CYTypedIdentifier :
+ CYNext<CYTypedIdentifier>,
+ CYThing
{
- CYExpression *test_;
- CYStatement *code_;
+ CYIdentifier *identifier_;
+ CYTypeSpecifier *specifier_;
+ CYTypeModifier *modifier_;
- CYWhile(CYExpression *test, CYStatement *code) :
- test_(test),
- code_(code)
+ CYTypedIdentifier(CYIdentifier *identifier = NULL) :
+ identifier_(identifier),
+ specifier_(NULL),
+ modifier_(NULL)
{
}
- virtual void Output(std::ostream &out) const;
+ 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;
};
-struct CYLambda :
+struct CYEncodedType :
CYExpression
{
- CYIdentifier *name_;
- CYParameter *parameters_;
- CYSource *body_;
+ CYTypedIdentifier *typed_;
- CYLambda(CYIdentifier *name, CYParameter *parameters, CYSource *body) :
- name_(name),
- parameters_(parameters),
- body_(body)
+ CYEncodedType(CYTypedIdentifier *typed) :
+ typed_(typed)
{
}
- CYPrecedence(0)
+ CYPrecedence(1)
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYFunction :
- CYLambda,
- CYSource
+struct CYTypedParameter :
+ CYNext<CYTypedParameter>,
+ CYThing
{
- CYFunction(CYIdentifier *name, CYParameter *parameters, CYSource *body) :
- CYLambda(name, parameters, body)
+ CYTypedIdentifier *typed_;
+
+ CYTypedParameter(CYTypedIdentifier *typed, CYTypedParameter *next) :
+ CYNext<CYTypedParameter>(next),
+ typed_(typed)
{
}
- virtual void Output(std::ostream &out) const;
+ CYArgument *Argument(CYContext &context);
+ CYFunctionParameter *Parameters(CYContext &context);
+ CYExpression *TypeSignature(CYContext &context, CYExpression *prefix);
+
+ virtual void Output(CYOutput &out) const;
};
-struct CYExpress :
- CYStatement
+struct CYLambda :
+ CYExpression
{
- CYExpression *expression_;
+ CYTypedIdentifier *typed_;
+ CYTypedParameter *parameters_;
+ CYStatement *statements_;
- CYExpress(CYExpression *expression) :
- expression_(expression)
+ CYLambda(CYTypedIdentifier *typed, CYTypedParameter *parameters, CYStatement *statements) :
+ typed_(typed),
+ parameters_(parameters),
+ statements_(statements)
{
}
- virtual void Output(std::ostream &out) const;
+ CYPrecedence(1)
+
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYContinue :
+struct CYTypeDefinition :
CYStatement
{
- CYIdentifier *label_;
+ CYTypedIdentifier *typed_;
- CYContinue(CYIdentifier *label) :
- label_(label)
+ CYTypeDefinition(CYTypedIdentifier *typed) :
+ typed_(typed)
{
}
- virtual void Output(std::ostream &out) const;
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
-struct CYBreak :
- CYStatement
+struct CYTypeBlockWith :
+ CYTypeModifier
{
- CYIdentifier *label_;
+ CYTypedParameter *parameters_;
- CYBreak(CYIdentifier *label) :
- label_(label)
+ CYTypeBlockWith(CYTypedParameter *parameters, CYTypeModifier *next = NULL) :
+ CYTypeModifier(next),
+ parameters_(parameters)
{
}
- virtual void Output(std::ostream &out) const;
+ CYPrecedence(0)
+
+ virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+ virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
};
-struct CYReturn :
- CYStatement
+struct CYTypeFunctionWith :
+ CYTypeModifier
{
- CYExpression *value_;
+ CYTypedParameter *parameters_;
- CYReturn(CYExpression *value) :
- value_(value)
+ CYTypeFunctionWith(CYTypedParameter *parameters, CYTypeModifier *next = NULL) :
+ CYTypeModifier(next),
+ parameters_(parameters)
{
}
- virtual void Output(std::ostream &out) const;
+ CYPrecedence(1)
+
+ virtual CYExpression *Replace_(CYContext &context, CYExpression *type);
+ virtual void Output(CYOutput &out, CYIdentifier *identifier) const;
};
-struct CYEmpty :
- CYStatement
+namespace cy {
+namespace Syntax {
+
+struct Catch :
+ CYThing
{
- virtual void Output(std::ostream &out) const;
- virtual void Output(std::ostream &out, bool block) const;
+ CYIdentifier *name_;
+ CYBlock code_;
+
+ Catch(CYIdentifier *name, CYStatement *statements) :
+ name_(name),
+ code_(statements)
+ {
+ }
+
+ void Replace(CYContext &context);
+ virtual void Output(CYOutput &out) const;
};
-struct CYTry :
+struct Try :
CYStatement
{
- CYStatement *try_;
- CYCatch *catch_;
- CYStatement *finally_;
+ CYBlock code_;
+ Catch *catch_;
+ CYFinally *finally_;
- CYTry(CYStatement *_try, CYCatch *_catch, CYStatement *finally) :
- try_(_try),
+ Try(CYStatement *statements, Catch *_catch, CYFinally *finally) :
+ code_(statements),
catch_(_catch),
finally_(finally)
{
}
- virtual void Output(std::ostream &out) const;
+ 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)
{
}
- virtual void Output(std::ostream &out) const;
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
+} }
+
struct CYWith :
CYStatement
{
{
}
- virtual void Output(std::ostream &out) const;
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
struct CYSwitch :
{
}
- virtual void Output(std::ostream &out) const;
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
+};
+
+struct CYDebugger :
+ CYStatement
+{
+ CYDebugger()
+ {
+ }
+
+ virtual CYStatement *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
struct CYCondition :
CYPrecedence(15)
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
+ virtual void Output(CYOutput &out, CYFlags flags) const;
};
struct CYAddressOf :
return "&";
}
- CYPrecedence(2)
+ CYAlphabetic(false)
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
};
struct CYIndirect :
return "*";
}
- CYPrecedence(1)
+ CYAlphabetic(false)
- virtual void Output(std::ostream &out) const;
+ virtual CYExpression *Replace(CYContext &context);
};
-#define CYPostfix_(op, name) \
+#define CYReplace \
+ virtual CYExpression *Replace(CYContext &context);
+
+#define CYPostfix_(op, name, args...) \
struct CY ## name : \
CYPostfix \
- { \
+ { args \
CY ## name(CYExpression *lhs) : \
CYPostfix(lhs) \
{ \
} \
- \
- CYPrecedence(3) \
\
virtual const char *Operator() const { \
return op; \
} \
};
-#define CYPrefix_(op, name) \
+#define CYPrefix_(alphabetic, op, name, args...) \
struct CY ## name : \
CYPrefix \
- { \
+ { args \
CY ## name(CYExpression *rhs) : \
CYPrefix(rhs) \
{ \
} \
\
- CYPrecedence(4) \
+ CYAlphabetic(alphabetic) \
\
virtual const char *Operator() const { \
return op; \
} \
};
-#define CYInfix_(precedence, op, name) \
+#define CYInfix_(alphabetic, precedence, op, name, args...) \
struct CY ## name : \
CYInfix \
- { \
+ { args \
CY ## name(CYExpression *lhs, CYExpression *rhs) : \
CYInfix(lhs, rhs) \
{ \
} \
\
+ CYAlphabetic(alphabetic) \
CYPrecedence(precedence) \
\
virtual const char *Operator() const { \
} \
};
-#define CYAssignment_(op, name) \
+#define CYAssignment_(op, name, args...) \
struct CY ## name ## Assign : \
CYAssignment \
- { \
+ { args \
CY ## name ## Assign(CYExpression *lhs, CYExpression *rhs) : \
CYAssignment(lhs, rhs) \
{ \
} \
- \
- CYPrecedence(16) \
\
virtual const char *Operator() const { \
return op; \
CYPostfix_("++", PostIncrement)
CYPostfix_("--", PostDecrement)
-CYPrefix_("delete", Delete)
-CYPrefix_("void", Void)
-CYPrefix_("typeof", TypeOf)
-CYPrefix_("++", PreIncrement)
-CYPrefix_("--", PreDecrement)
-CYPrefix_("-", Negate)
-CYPrefix_("~", BitwiseNot)
-CYPrefix_("!", LogicalNot)
-
-CYInfix_(5, "*", Multiply)
-CYInfix_(5, "/", Divide)
-CYInfix_(5, "%", Modulus)
-CYInfix_(6, "+", Add)
-CYInfix_(6, "-", Subtract)
-CYInfix_(7, "<<", ShiftLeft)
-CYInfix_(7, ">>", ShiftRightSigned)
-CYInfix_(7, ">>>", ShiftRightUnsigned)
-CYInfix_(8, "<", Less)
-CYInfix_(8, ">", Greater)
-CYInfix_(8, "<=", LessOrEqual)
-CYInfix_(8, ">=", GreaterOrEqual)
-CYInfix_(8, "instanceof", InstanceOf)
-CYInfix_(8, "in", In)
-CYInfix_(9, "==", Equal)
-CYInfix_(9, "!=", NotEqual)
-CYInfix_(9, "===", Identical)
-CYInfix_(9, "!==", NotIdentical)
-CYInfix_(10, "&", BitwiseAnd)
-CYInfix_(11, "^", BitwiseXOr)
-CYInfix_(12, "|", BitwiseOr)
-CYInfix_(13, "&&", LogicalAnd)
-CYInfix_(14, "||", LogicalOr)
+CYPrefix_(true, "delete", Delete)
+CYPrefix_(true, "void", Void)
+CYPrefix_(true, "typeof", TypeOf)
+CYPrefix_(false, "++", PreIncrement)
+CYPrefix_(false, "--", PreDecrement)
+CYPrefix_(false, "+", Affirm)
+CYPrefix_(false, "-", Negate)
+CYPrefix_(false, "~", BitwiseNot)
+CYPrefix_(false, "!", LogicalNot)
+
+CYInfix_(false, 5, "*", Multiply, CYReplace)
+CYInfix_(false, 5, "/", Divide)
+CYInfix_(false, 5, "%", Modulus)
+CYInfix_(false, 6, "+", Add, CYReplace)
+CYInfix_(false, 6, "-", Subtract)
+CYInfix_(false, 7, "<<", ShiftLeft)
+CYInfix_(false, 7, ">>", ShiftRightSigned)
+CYInfix_(false, 7, ">>>", ShiftRightUnsigned)
+CYInfix_(false, 8, "<", Less)
+CYInfix_(false, 8, ">", Greater)
+CYInfix_(false, 8, "<=", LessOrEqual)
+CYInfix_(false, 8, ">=", GreaterOrEqual)
+CYInfix_(true, 8, "instanceof", InstanceOf)
+CYInfix_(true, 8, "in", In)
+CYInfix_(false, 9, "==", Equal)
+CYInfix_(false, 9, "!=", NotEqual)
+CYInfix_(false, 9, "===", Identical)
+CYInfix_(false, 9, "!==", NotIdentical)
+CYInfix_(false, 10, "&", BitwiseAnd)
+CYInfix_(false, 11, "^", BitwiseXOr)
+CYInfix_(false, 12, "|", BitwiseOr)
+CYInfix_(false, 13, "&&", LogicalAnd)
+CYInfix_(false, 14, "||", LogicalOr)
CYAssignment_("=", )
CYAssignment_("*=", Multiply)
CYAssignment_("^=", BitwiseXOr)
CYAssignment_("|=", BitwiseOr)
-#endif/*CYPARSER_HPP*/
+#endif/*CYCRIPT_PARSER_HPP*/
projects / cycript.git / blobdiff