C# Class Rhino.Ast.Scope

Represents a scope in the lexical scope chain.

Represents a scope in the lexical scope chain. Base type for all AstNode implementations that can introduce a new scope.

Inheritance: Jump

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Protected Properties

Property	Type	Description
parentScope	Scope
symbolTable	Symbol>.IDictionary
top	ScriptNode

Public Methods

Method	Description
AddChildScope ( Rhino child ) : void	Add a scope to our list of child scopes. Add a scope to our list of child scopes. Sets the child's parent scope to this scope.
ClearParentScope ( ) : void	Used only for code generation. Used only for code generation.
GetChildScopes ( ) : IList	Return a list of the scopes whose parent is this scope. Return a list of the scopes whose parent is this scope.
GetDefiningScope ( string name ) : Scope	Returns the scope in which this name is defined
GetParentScope ( ) : Scope
GetStatements ( ) : IList	Returns a copy of the child list, with each child cast to an AstNode .
GetSymbol ( string name ) : Symbol	Looks up a symbol in this scope. Looks up a symbol in this scope.
GetSymbolTable ( ) : Symbol>.IDictionary	Returns the symbol table for this scope. Returns the symbol table for this scope.
GetTop ( ) : ScriptNode	Returns current script or function scope
JoinScopes ( Rhino source, Rhino dest ) : void	Copies all symbols from source scope to dest scope. Copies all symbols from source scope to dest scope.
PutSymbol ( Symbol symbol ) : void	Enters a symbol into this scope. Enters a symbol into this scope.
ReplaceWith ( Rhino newScope ) : void	Used by the parser; not intended for typical use. Used by the parser; not intended for typical use. Changes the parent-scope links for this scope's child scopes to the specified new scope. Copies symbols from this scope into new scope.
Scope ( ) : System
Scope ( int pos ) : System
Scope ( int pos, int len ) : System
SetParentScope ( Rhino parentScope ) : void	Sets parent scope
SetSymbolTable ( Symbol>.IDictionary table ) : void	Sets the symbol table for this scope. Sets the symbol table for this scope. May be `null` .
SetTop ( ScriptNode top ) : void	Sets top current script or function scope
SplitScope ( Rhino scope ) : Scope	Creates a new scope node, moving symbol table information from "scope" to the new node, and making "scope" a nested scope contained by the new node. Creates a new scope node, moving symbol table information from "scope" to the new node, and making "scope" a nested scope contained by the new node. Useful for injecting a new scope in a scope chain.
ToSource ( int depth ) : string
Visit ( NodeVisitor v ) : void

Private Methods

Method	Description
EnsureSymbolTable ( ) : Symbol>.IDictionary

Method Details

AddChildScope() public method

Add a scope to our list of child scopes.

Add a scope to our list of child scopes. Sets the child's parent scope to this scope.

/// if the child's parent scope is /// non- /// null ///

public AddChildScope ( Rhino child ) : void
child	Rhino
return	void

ClearParentScope() public method

Used only for code generation.

public ClearParentScope ( ) : void
return	void

GetChildScopes() public method

Return a list of the scopes whose parent is this scope.

public GetChildScopes ( ) : IList
return	IList

GetDefiningScope() public method

Returns the scope in which this name is defined

public GetDefiningScope ( string name ) : Scope
name	string	the symbol to look up
return	Scope

GetParentScope() public method

public GetParentScope ( ) : Scope
return	Scope

GetStatements() public method

Returns a copy of the child list, with each child cast to an AstNode .

/// if any non- /// AstNode /// objects are /// in the child list, e.g. if this method is called after the code /// generator begins the tree transformation. ///

public GetStatements ( ) : IList
return	IList

GetSymbol() public method

Looks up a symbol in this scope.

public GetSymbol ( string name ) : Symbol
name	string	the symbol name
return	Symbol

GetSymbolTable() public method

Returns the symbol table for this scope.

public GetSymbolTable ( ) : Symbol>.IDictionary
return	Symbol>.IDictionary

GetTop() public method

Returns current script or function scope

public GetTop ( ) : ScriptNode
return	ScriptNode

JoinScopes() public static method

Copies all symbols from source scope to dest scope.

public static JoinScopes ( Rhino source, Rhino dest ) : void
source	Rhino
dest	Rhino
return	void

PutSymbol() public method

Enters a symbol into this scope.

public PutSymbol ( Symbol symbol ) : void
symbol	Symbol
return	void

ReplaceWith() public method

Used by the parser; not intended for typical use.

Used by the parser; not intended for typical use. Changes the parent-scope links for this scope's child scopes to the specified new scope. Copies symbols from this scope into new scope.

public ReplaceWith ( Rhino newScope ) : void
newScope	Rhino	/// the scope that will replace this one on the /// scope stack. ///
return	void

Scope() public method

public Scope ( ) : System
return	System

Scope() public method

public Scope ( int pos ) : System
pos	int
return	System

Scope() public method

public Scope ( int pos, int len ) : System
pos	int
len	int
return	System

SetParentScope() public method

Sets parent scope

public SetParentScope ( Rhino parentScope ) : void
parentScope	Rhino
return	void

SetSymbolTable() public method

Sets the symbol table for this scope.

Sets the symbol table for this scope. May be null .

public SetSymbolTable ( Symbol>.IDictionary table ) : void
table	Symbol>.IDictionary
return	void

SetTop() public method

Sets top current script or function scope

public SetTop ( ScriptNode top ) : void
top	ScriptNode
return	void

SplitScope() public static method

Creates a new scope node, moving symbol table information from "scope" to the new node, and making "scope" a nested scope contained by the new node.

Creates a new scope node, moving symbol table information from "scope" to the new node, and making "scope" a nested scope contained by the new node. Useful for injecting a new scope in a scope chain.

public static SplitScope ( Rhino scope ) : Scope
scope	Rhino
return	Scope

ToSource() public method

public ToSource ( int depth ) : string
depth	int
return	string

Visit() public method

public Visit ( NodeVisitor v ) : void
v	NodeVisitor
return	void

Property Details

parentScope protected_oe property

protected Scope,Rhino.Ast parentScope
return	Scope

symbolTable protected_oe property

protected IDictionary symbolTable
return	Symbol>.IDictionary

top protected_oe property

protected ScriptNode,Rhino.Ast top
return	ScriptNode