public Closure(XmlNode node)
{
Preconditions.NotNull(node, "node");
this.AstNode = node;
Parameters = new Parameter[0];
UseParameters = new ClosureUse[0];
}
public void EnteringNode(object sender, XmlTraverseEventArgs e)
{
var node = e.Node;
switch (node.LocalName)
{
// Nodes
case AstConstants.Nodes.Stmt_Interface:
currentInterface = new Interface(node)
{
StartLine = AstNode.GetStartLine(node),
EndLine = AstNode.GetEndLine(node)
};
break;
case AstConstants.Nodes.Stmt_Class:
currentClass = new Class(node)
{
StartLine = AstNode.GetStartLine(node),
EndLine = AstNode.GetEndLine(node)
};
break;
case AstConstants.Nodes.Stmt_ClassMethod:
ClassMethodEnter(node);
break;
case AstConstants.Nodes.Stmt_Property:
inPropertyDeclarations = true;
break;
case AstConstants.Nodes.Stmt_PropertyProperty:
currentProperty = new Property(node)
{
StartLine = AstNode.GetStartLine(node),
EndLine = AstNode.GetEndLine(node),
VisibilityModifiers = propertyModifiers,
};
break;
case AstConstants.Nodes.Stmt_Function:
currentFunctions.Push(new Function(node)
{
StartLine = AstNode.GetStartLine(node),
EndLine = AstNode.GetEndLine(node)
});
functionClosureOrder.Push(FunctionClosure.Function);
break;
case AstConstants.Nodes.Expr_Closure:
currentClosures.Push(new ExtractorClosureInfo()
{
Closure = new Closure(node)
{
StartLine = AstNode.GetStartLine(node),
EndLine = AstNode.GetEndLine(node)
}
});
functionClosureOrder.Push(FunctionClosure.Closure);
break;
case AstConstants.Nodes.Param:
currentParameter = new Parameter(node);
break;
case AstConstants.Nodes.Expr_ClosureUse:
currentClosureUse = new ClosureUse(node);
break;
// Subnodes
case AstConstants.Subnodes.Name:
Name(node);
break;
case AstConstants.Subnodes.Params:
inParamDeclarations = true;
break;
case AstConstants.Subnodes.ByRef:
Subnode_ByRef_Enter(node);
break;
case AstConstants.Subnodes.Variadic:
if (inParamDeclarations && !parameteVariadicIsSet)
{
currentParameter.IsVariadic = Convert.ToBoolean(node.FirstChild.LocalName);
parameteVariadicIsSet = true;
}
break;
case AstConstants.Subnodes.Default:
if (inParamDeclarations && !parameterDefaultIsSet)
{
currentParameter.IsOptional = node.FirstChild.Prefix != AstConstants.Scalar;
parameterDefaultIsSet = true;
}
break;
case AstConstants.Subnodes.Uses:
if (currentClosures.Any() && currentClosures.Peek().ClosureUses == null && !currentClosures.Peek().ClosureUsagesIsSet)
{
currentClosures.Peek().ClosureUses = new Queue<ClosureUse>();
}
break;
case AstConstants.Subnodes.Var:
if (currentClosureUse != null)
{
currentClosureUse.Name = node.InnerText;
}
break;
case AstConstants.Subnodes.Type:
if (inPropertyDeclarations && currentProperty == null)
{
propertyModifiers = (AstConstants.VisibilityModifiers) Enum.Parse(typeof (AstConstants.VisibilityModifiers), node.InnerText);
}
break;
}
}
public void LeavingNode(object sender, XmlTraverseEventArgs e)
{
var node = e.Node;
switch (node.LocalName)
{
// Nodes
case AstConstants.Nodes.Stmt_Interface:
_interfaces.Add(currentInterface);
currentInterface = null;
break;
case AstConstants.Nodes.Stmt_Class:
_classes.Add(currentClass);
currentClass = null;
break;
case AstConstants.Nodes.Stmt_ClassMethod:
ClassMethodExit();
break;
case AstConstants.Nodes.Stmt_Property:
inPropertyDeclarations = false;
propertyModifiers = 0;
break;
case AstConstants.Nodes.Stmt_PropertyProperty:
currentClass.Properties.Add(currentProperty);
currentProperty = null;
break;
case AstConstants.Nodes.Stmt_Function:
_functions.Add(currentFunctions.Pop());
functionClosureOrder.Pop();
break;
case AstConstants.Nodes.Expr_ClosureUse:
currentClosures.Peek().ClosureUses.Enqueue(currentClosureUse);
currentClosureUse = null;
break;
case AstConstants.Nodes.Expr_Closure:
_closures.Add(currentClosures.Pop().Closure);
functionClosureOrder.Pop();
break;
case AstConstants.Nodes.Param:
parameters.Enqueue(currentParameter);
currentParameter = null;
parameteVariadicIsSet = false;
parameterByRefIsSet = false;
parameterDefaultIsSet = false;
break;
// Subnodes
case AstConstants.Subnodes.Params:
ParamsExit();
break;
case AstConstants.Subnodes.Uses:
if (currentClosures.Any())
{
ExtractorClosureInfo closureInfo = currentClosures.Peek();
if (!closureInfo.ClosureUsagesIsSet && closureInfo.ClosureUses != null)
{
closureInfo.Closure.UseParameters = closureInfo.ClosureUses.ToArray();
closureInfo.ClosureUsagesIsSet = true;
}
}
break;
}
}