RefCollector Class Reference

Class that collects external references from different AST nodes. More...

#include <GetXRef.hpp>

List of all members.

Classes
struct	DefStackItem
	Wrapper around a stack item. More...
struct	StackItem
	Class maintains a stack item of scopes. More...
Public Member Functions
	RefCollector (ParseContext &pctx, const Ast::Storage::T &storage)
	Default constructor.
	~RefCollector ()
	Destructor.
void	getInvokerRefList (const Ast::Invoker &invoker)
	Get the list of external references for an invoker.
void	getImplItemRefList (const Ast::ImplItem &item)
	Get the list of external references for an item.
void	getExprRefList (const Ast::Expr &expr)
	Get the list of external references for an expression.
void	getExprListRefList (const Ast::ExprList &list)
	Get the list of external references for an expression list.
void	getSharedDefRefList (const Ast::SharedDef &sdef)
	Get the list of external references for a shared definition.
void	getStatementListRefList (const Ast::FunctionDef &fdef, const Ast::StatementList &list)
	Get the list of external references for a statement list.
const Ast::VariableRefList &	getRefList () const
	Get the list of external references that has been collected.
void	addDef (const Ast::VariableDef &def)
	Add a variable definition to the top item on the stack.
bool	hasDefItem (const Ast::VariableDef &vdef)
	Check if a variable definition is present anywhere in the stack.
void	setStorage (const Ast::VariableRef &vref, const Ast::Storage::T &storage)
	Set the staorage type for a variable definition.
bool	addRef (const Ast::VariableRef &vref)
	Add a variable reference to the collection list.
void	addRefWithStorage (const Ast::VariableRef &vref)
	Add a variable reference to the collection list and set the storage.
void	addRefList (const Ast::VariableRefList &xRefList)
	Add a variable reference list to the collection list.
Private Types
typedef z::stack< StackItem * >	DefStack
	The stack of scopes using StackItem.
Private Member Functions
	RefCollector (const RefCollector &src)
	Copy constructor.
z::string	printStack () const
	Print the current stack for debugging.
StackItem &	pushDefItem (const Ast::Scope::Type &type)
	Push a new scope on the stack.
void	popDefItem (StackItem &item)
	Pop a scope off the stack.
Private Attributes
ParseContext &	_pctx
	The parse context.
const Ast::Storage::T	_storage
	The storage type to set for external references.
Ast::VariableRefList	_refList
	The list of external references.
DefStack	_defStack
	The definition stack.

---

Detailed Description

Class that collects external references from different AST nodes.

---

Constructor & Destructor Documentation

RefCollector	(	ParseContext &	pctx,
		const Ast::Storage::T &	storage
	)		[inline]

Default constructor.

Parameters:

pctx	The collector context
storage	The storage type to set for external references collected

RefCollector

(

const RefCollector &

src

)

[inline, private]

Copy constructor.

This is private to prevent copy construction

Parameters:

src	The source instance

---

Member Function Documentation

void addDef

(

const Ast::VariableDef &

def

)

[inline]

Add a variable definition to the top item on the stack.

Parameters:

def	The variable definition to add

bool addRef

(

const Ast::VariableRef &

vref

)

[inline]

Add a variable reference to the collection list.

Parameters:

vref	The variable reference to add

Returns:

True if added, false if already present

void addRefList

(

const Ast::VariableRefList &

xRefList

)

[inline]

Add a variable reference list to the collection list.

Parameters:

xRefList

The variable reference to merge

void addRefWithStorage

(

const Ast::VariableRef &

vref

)

[inline]

Add a variable reference to the collection list and set the storage.

Parameters:

vref	The variable reference to add

void getExprListRefList

(

const Ast::ExprList &

list

)

Get the list of external references for an expression list.

Parameters:

list	The expression list to visit

void getExprRefList

(

const Ast::Expr &

expr

)

Get the list of external references for an expression.

Parameters:

expr	The expression to visit

void getImplItemRefList

(

const Ast::ImplItem &

item

)

Get the list of external references for an item.

Parameters:

item	The item to visit

void getInvokerRefList

(

const Ast::Invoker &

invoker

)

Get the list of external references for an invoker.

Parameters:

invoker

The invoker to visit

const Ast::VariableRefList& getRefList

(

)

const [inline]

Get the list of external references that has been collected.

Returns:

The external reference list

void getSharedDefRefList

(

const Ast::SharedDef &

sdef

)

Get the list of external references for a shared definition.

Parameters:

sdef	The shared definition to visit

void getStatementListRefList	(	const Ast::FunctionDef &	fdef,
		const Ast::StatementList &	list
	)

Get the list of external references for a statement list.

Parameters:

fdef	The function definition whose in-params are to be added to the list
list	The statement list to visit

bool hasDefItem

(

const Ast::VariableDef &

vdef

)

[inline]

Check if a variable definition is present anywhere in the stack.

Parameters:

vdef	The variable definition to check

Returns:

True if the variable definition is present anywhere on the stack, else false

void popDefItem

(

StackItem &

item

)

[inline, private]

Pop a scope off the stack.

Parameters:

item	The item to pop

z::string printStack

(

)

const [inline, private]

Print the current stack for debugging.

Returns:

A string holding the current stack trace

StackItem& pushDefItem

(

const Ast::Scope::Type &

type

)

[inline, private]

Push a new scope on the stack.

Parameters:

type	The type of the new scope to push on the stack

Returns:

The newly pushed stack item

void setStorage	(	const Ast::VariableRef &	vref,
		const Ast::Storage::T &	storage
	)		[inline]

Set the staorage type for a variable definition.

Parameters:

vref	The variable reference to alter
storage	The storage type to set

---

The documentation for this class was generated from the following files:

• /home/renji/Data/projects/zenlang/sources/zbl/GetXRef.hpp
• /home/renji/Data/projects/zenlang/sources/zbl/GetXRef.cpp